Which airport typically offers the quickest stopover for flights from Sydney to London Heathrow Airport?

Flights via Dubai (DXB) offer the fastest connection on this route, with an average stopover time of 1h 58m.

What’s the cheapest stopover airport for flights from Sydney to London Heathrow Airport?

Beijing (PEK) is the most affordable one-stop option, with an average return flight price of £869.

What’s the fastest stopover option from Sydney to London Heathrow Airport?

Flights via Dubai (DXB) have the shortest average one-way travel time for one-stop routes: 23h 35m.

What’s the top stopover airport for flights from Sydney to London Heathrow Airport?

Singapore (SIN) – chosen by Cheapflights users on 19% of one-stop itineraries from Sydney to London Heathrow Airport on Cheapflights.

How long is the flight from Sydney to London Heathrow Airport?

A quick flight from Sydney to London Heathrow Airport can take about 25h 05m. Turkish Airlines provides one of the quickest options available for as low as £759. The distance between Sydney and London Heathrow Airport is about 10568 mi. This flight may include one or multiple stops.

What are the cheapest airlines flying from Sydney to London Heathrow Airport round-trip?

Our cheapest airline available from Sydney to London Heathrow Airport is China Southern. Our recent data shows that you can find tickets from as low as £607 on this airline. Additional options worth looking into are Air China and China Eastern, starting at £672 and £682 round-trip. China Southern is currently priced 37% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from Sydney to London Heathrow Airport one-way?

For one-way options, check prices for Air China. According to our data, you can fly for as low as £326. Users have also found prices from £332 and £334 on China Eastern and China Southern, respectively.

Weekly flight availability from Sydney to London Heathrow Airport

The most flights from SYD to LHR are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

What are the cheapest flights from Sydney to London Heathrow Airport?

Looking at all options, your cheapest flight can be booked for £701. While the most popular route (Sydney Kingsford Smith - London Heathrow) can be booked for £595 on average, our data indicates £1,112 when flying from Sydney to London Heathrow Airport.

What are the most popular airlines that fly from Sydney to London Heathrow Airport?

Consider British Airways, Cathay Pacific or Etihad Airways when booking your flight. These represent the most popular airlines when flying from Sydney to London Heathrow Airport.

What airport do you fly from for flights from Sydney to London Heathrow?

For a flight from Sydney to London Heathrow, you will be flying from Kingsford Smith. Sydney Kingsford Smith (SYD) is just 4.6 mi from the center of the city. Kingsford Smith is the only Sydney airport and it handles 3 outbound flights to London Heathrow per day. 15 airlines have flights to London Heathrow from Sydney Kingsford Smith on a regular basis.

Can I find deals for flights from Sydney to Heathrow that include hotel bookings?

Yes. In addition to deals on Sydney to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Sydney to Heathrow?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sydney to Heathrow.

Can I find deals for business class flights from Sydney to Heathrow?

Yes. Cheapflights offers flight deals from Sydney to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£321+ Flights from Sydney to London Heathrow Airport

Cheapflights Tip: The best prices from Sydney Kingsford Smith to London Heathrow are usually found in October or February, booked 20 days in advance, depart on a Tuesday or Friday and return on a Monday

Cheap flight deals from Sydney to Heathrow

Round-trip from	£677
One-way from	£321
Popular in	December
Cheapest in	October
Average price	£793
Good one-way deal	£735 or less

Turkish Airlines
25/11-30/11
4 total stops
92h 30m total
Sydney to London

Search Deals

Air China
30/10
1 total stop
30h 15m total
Sydney to London

Search Deals

Highest demand for flights based on searches. 11% potential increase in price (£94 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£25 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2025

Search Deals

Price to beat on a one-way flight from Sydney Kingsford Smith to London Heathrow.

Search Deals

Find flight deals from Sydney to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Sydney to Heathrow
Explore the most affordable flight options available from Sydney to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 October 2025.

Tue 25/1121:15SYD - LHR

2 stops47h 40mTurkish Airlines

Sun 30/1111:30LHR - SYD

2 stops44h 50mTurkish Airlines

Deal found 15/10£677

Fri 14/1121:15SYD - LHR

2 stops28h 40mTurkish Airlines

Fri 21/1117:45LHR - SYD

2 stops38h 35mTurkish Airlines

Deal found 16/10£678

Wed 12/1121:15SYD - LHR

2 stops27h 55mTurkish Airlines

Wed 19/1111:30LHR - SYD

2 stops44h 50mTurkish Airlines

Deal found 15/10£679

Sun 16/1120:40SYD - LHR

1 stop30h 15mAir China

Tue 2/1222:10LHR - SYD

2 stops54h 20mAir China

Deal found 15/10£679

Thu 30/1021:00SYD - LHR

2 stops31h 35mMultiple Airlines

Sun 2/1120:25LHR - SYD

1 stop32h 05mMultiple Airlines

Deal found 16/10£680

Tue 25/1121:30SYD - LHR

1 stop28h 00mMultiple Airlines

Sun 30/1121:10LHR - SYD

2 stops47h 55mMultiple Airlines

Deal found 15/10£682

Sat 15/1121:15SYD - LHR

2 stops36h 10mTurkish Airlines

Wed 19/1122:35LHR - SYD

2 stops33h 45mTurkish Airlines

Deal found 16/10£683

Thu 23/1021:55SYD - LHR

2 stops47h 50mTurkish Airlines

Mon 27/1018:00LHR - SYD

2 stops38h 20mTurkish Airlines

Deal found 16/10£684

Wed 12/1121:15SYD - LHR

2 stops34h 50mTurkish Airlines

Fri 21/1117:45LHR - SYD

2 stops38h 35mTurkish Airlines

Deal found 14/10£685

Tue 21/1021:00SYD - LHR

1 stop32h 30mMultiple Airlines

Wed 5/1117:15LHR - SYD

2 stops40h 05mMultiple Airlines

Deal found 14/10£687

Tue 21/1021:55SYD - LHR

2 stops27h 10mTurkish Airlines

Tue 28/1006:35LHR - SYD

2 stops25h 45mTurkish Airlines

Deal found 16/10£688

Tue 21/1021:55SYD - LHR

2 stops34h 30mTurkish Airlines

Tue 5/506:30LHR - SYD

2 stops27h 45mTurkish Airlines

Deal found 13/10£688

Best flights from Sydney to Heathrow
Discover carefully curated flight deals from Sydney to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 16 October 2025.

Mon 2/221:15SYD - LHR

2 stops28h 40mTurkish Airlines

Mon 16/222:35LHR - SYD

2 stops33h 45mTurkish Airlines

Deal found 15/10£754

Tue 3/215:55SYD - LHR

2 stops29h 00mMultiple Airlines

Wed 25/211:30LHR - SYD

2 stops44h 50mMultiple Airlines

Deal found 15/10£756

Sun 1/216:35SYD - LHR

1 stop25h 05mEtihad Airways

Wed 25/220:55LHR - SYD

1 stop22h 40mEtihad Airways

Deal found 15/10£759

Tue 3/215:50SYD - LHR

1 stop25h 35mQatar Airways

Thu 19/221:30LHR - SYD

1 stop22h 20mQatar Airways

Deal found 15/10£830

Thu 19/211:10SYD - LHR

2 stops30h 30mGaruda Indonesia

Tue 3/308:50LHR - SYD

2 stops36h 45mGaruda Indonesia

Deal found 16/10£878

Mon 26/115:50SYD - LHR

1 stop25h 05mVirgin Australia

Fri 20/214:55LHR - SYD

2 stops29h 30mVirgin Australia

Deal found 14/10£919

Tue 3/315:55SYD - LHR

2 stops34h 00mMultiple Airlines

Tue 31/318:00LHR - SYD

2 stops40h 15mMultiple Airlines

Deal found 13/10£765

Wed 4/221:15SYD - LHR

2 stops29h 55mTurkish Airlines

Mon 23/222:35LHR - SYD

2 stops33h 45mTurkish Airlines

Deal found 15/10£765

Mon 10/1122:15SYD - LHR

2 stops33h 50mTurkish Airlines

Sun 23/1116:35LHR - SYD

2 stops39h 45mTurkish Airlines

Deal found 14/10£795

Sat 31/121:30SYD - LHR

1 stop44h 10mEtihad Airways

Tue 24/213:55LHR - SYD

1 stop41h 00mEtihad Airways

Deal found 15/10£891

Wed 4/221:15SYD - LHR

2 stops27h 55mTurkish Airlines

Fri 20/206:35LHR - SYD

2 stops25h 45mTurkish Airlines

Deal found 14/10£836

Tue 25/1121:15SYD - LHR

2 stops29h 55mTurkish Airlines

Sun 7/1216:35LHR - SYD

2 stops39h 45mTurkish Airlines

Deal found 15/10£844

Direct flights from Sydney to Heathrow
Explore direct flight options from Sydney to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 16 October 2025.

Mon 10/1115:55SYD - LHR

Nonstop25h 20mQantas Airways

Sun 30/1120:10LHR - SYD

Nonstop23h 25mQantas Airways

Deal found 14/10£928

Tue 10/215:55SYD - LHR

Nonstop25h 20mQantas Airways

Tue 24/220:10LHR - SYD

Nonstop23h 25mQantas Airways

Deal found 14/10£937

Sun 2/1115:55SYD - LHR

Nonstop25h 20mQantas Airways

Sat 8/1120:10LHR - SYD

Nonstop23h 25mQantas Airways

Deal found 14/10£946

Tue 28/1015:55SYD - LHR

Nonstop25h 20mQantas Airways

Fri 28/1120:10LHR - SYD

Nonstop23h 25mQantas Airways

Deal found 14/10£954

Fri 20/315:55SYD - LHR

Nonstop25h 20mQantas Airways

Sun 12/420:50LHR - SYD

Nonstop23h 20mQantas Airways

Deal found 14/10£960

Sat 14/215:55SYD - LHR

Nonstop25h 20mQantas Airways

Sat 28/220:10LHR - SYD

Nonstop23h 25mQantas Airways

Deal found 13/10£966

Mon 17/1115:55SYD - LHR

Nonstop25h 20mQantas Airways

Tue 25/1120:10LHR - SYD

Nonstop23h 25mQantas Airways

Deal found 15/10£967

Tue 11/1115:55SYD - LHR

Nonstop25h 20mQantas Airways

Wed 26/1120:10LHR - SYD

Nonstop23h 25mQantas Airways

Deal found 14/10£967

Sat 7/215:55SYD - LHR

Nonstop25h 20mQantas Airways

Sat 14/220:10LHR - SYD

Nonstop23h 25mQantas Airways

Deal found 14/10£972

Wed 18/315:55SYD - LHR

Nonstop25h 20mQantas Airways

Mon 14/920:50LHR - SYD

Nonstop23h 20mQantas Airways

Deal found 14/10£975

Tue 11/1115:55SYD - LHR

Nonstop25h 20mQantas Airways

Sat 31/120:10LHR - SYD

Nonstop23h 25mQantas Airways

Deal found 14/10£979

Last-minute flights from Sydney to Heathrow
Discover last-minute flight deals from Sydney to Heathrow. Data last updated 16 October 2025 and is based on user searches.

Tue 21/1021:00SYD - LHR

1 stop32h 30mMultiple Airlines

Wed 5/1117:15LHR - SYD

2 stops40h 05mMultiple Airlines

Deal found 14/10£687

Tue 21/1021:55SYD - LHR

2 stops27h 10mTurkish Airlines

Tue 28/1006:35LHR - SYD

2 stops25h 45mTurkish Airlines

Deal found 16/10£688

Tue 21/1021:55SYD - LHR

2 stops34h 30mTurkish Airlines

Tue 5/506:30LHR - SYD

2 stops27h 45mTurkish Airlines

Deal found 13/10£688

Thu 23/1021:55SYD - LHR

2 stops47h 50mTurkish Airlines

Mon 27/1018:00LHR - SYD

2 stops38h 20mTurkish Airlines

Deal found 16/10£684

Thu 30/1021:00SYD - LHR

2 stops31h 35mMultiple Airlines

Sun 2/1120:25LHR - SYD

1 stop32h 05mMultiple Airlines

Deal found 16/10£680

Wed 12/1121:15SYD - LHR

2 stops27h 55mTurkish Airlines

Wed 19/1111:30LHR - SYD

2 stops44h 50mTurkish Airlines

Deal found 15/10£679

Wed 12/1121:15SYD - LHR

2 stops34h 50mTurkish Airlines

Fri 21/1117:45LHR - SYD

2 stops38h 35mTurkish Airlines

Deal found 14/10£685

Fri 14/1121:15SYD - LHR

2 stops28h 40mTurkish Airlines

Fri 21/1117:45LHR - SYD

2 stops38h 35mTurkish Airlines

Deal found 16/10£678

Sat 15/1121:15SYD - LHR

2 stops36h 10mTurkish Airlines

Wed 19/1122:35LHR - SYD

2 stops33h 45mTurkish Airlines

Deal found 16/10£683

Sun 16/1120:40SYD - LHR

1 stop30h 15mAir China

Tue 2/1222:10LHR - SYD

2 stops54h 20mAir China

Deal found 15/10£679

Tue 25/1121:15SYD - LHR

2 stops47h 40mTurkish Airlines

Sun 30/1111:30LHR - SYD

2 stops44h 50mTurkish Airlines

Deal found 15/10£677

Tue 25/1121:30SYD - LHR

1 stop28h 00mMultiple Airlines

Sun 30/1121:10LHR - SYD

2 stops47h 55mMultiple Airlines

Deal found 15/10£682

One-way flights from Sydney to Heathrow
Search for one-way flight options from Sydney to Heathrow. Find affordable one-way fares based on user searches. Data last updated 16 October 2025.

Thu 30/1020:40SYD - LHR

1 stop30h 15mAir China

Deal found 16/10£321

Wed 29/1020:05SYD - LHR

3 stops56h 30mMultiple Airlines

Deal found 15/10£322

Mon 26/121:30SYD - LHR

1 stop25h 35mEtihad Airways

Deal found 14/10£323

Mon 3/1107:30SYD - LHR

2 stops43h 25mMultiple Airlines

Deal found 16/10£328

Tue 4/1120:40SYD - LHR

2 stops58h 00mAir China

Deal found 13/10£328

Sat 8/1121:15SYD - LHR

3 stops53h 10mMultiple Airlines

Deal found 15/10£329

Thu 22/121:30SYD - LHR

1 stop31h 40mEtihad Airways

Deal found 15/10£330

Wed 11/210:30SYD - LHR

1 stop42h 00mChina Eastern

Deal found 15/10£331

Fri 14/1121:30SYD - LHR

1 stop25h 35mEtihad Airways

Deal found 14/10£331

Wed 22/1021:25SYD - LHR

3 stops56h 05mMultiple Airlines

Deal found 16/10£332

Cheapflights Fare Finder

Use the filters below to find and compare flights from Sydney to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Mon 2/2

21:15-14:55

2 stops28h 40m

London Heathrow

Mon 16/2

22:35-19:20

2 stops33h 45m

£754

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Tue 3/2

15:55-09:55

2 stops29h 00m

London Heathrow

Wed 25/2

11:30-19:20

2 stops44h 50m

£756

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Sun 1/2

16:35-06:40

1 stop25h 05m

London Heathrow

Wed 25/2

20:55-06:35

1 stop22h 40m

£759

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Tue 3/3

15:55-14:55

2 stops34h 00m

London Heathrow

Tue 31/3

18:00-20:15

2 stops40h 15m

£765

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Wed 4/2

21:15-16:10

2 stops29h 55m

London Heathrow

Mon 23/2

22:35-19:20

2 stops33h 45m

£765

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Mon 10/11

22:15-21:05

2 stops33h 50m

London Heathrow

Sun 23/11

16:35-19:20

2 stops39h 45m

£795

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Tue 3/2

15:50-06:25

1 stop25h 35m

London Heathrow

Thu 19/2

21:30-06:50

1 stop22h 20m

£830

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Wed 4/2

21:15-14:10

2 stops27h 55m

London Heathrow

Fri 20/2

06:35-19:20

2 stops25h 45m

£836

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Tue 25/11

21:15-16:10

2 stops29h 55m

London Heathrow

Sun 7/12

16:35-19:20

2 stops39h 45m

£844

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Thu 19/2

11:10-06:40

2 stops30h 30m

London Heathrow

Tue 3/3

08:50-08:35

2 stops36h 45m

£878

Flights are sorted by cheapest return flights first.

Deals found on 15/10

Showing 1-10 of 24 results

Best time to book a flight from Sydney to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Sydney with our price prediction graph.

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Sydney to London Heathrow Airport

Prices

Airlines

How far ahead should I book a flight from Sydney to London Heathrow Airport?

The price you pay for your flight from Sydney to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 20 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Sydney to London Heathrow Airport?

Currently, October is the cheapest month in which you can book a flight from Sydney to London Heathrow Airport (average of £601). Flying from Sydney to London Heathrow Airport in December is currently the most expensive (average of £926). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SYD to LHR?

It’s optimal to fly from Sydney to London Heathrow Airport in the morning. By choosing this option you can save up to 32% on the cost of your flight, compared to a flight in the afternoon.

What is the cheapest day to fly from Sydney to London Heathrow Airport?

Travellers seeking maximum savings on their Sydney to London Heathrow Airport flight should consider departing on Sunday evenings when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Heathrow

See what other customers who have flown with Cathay Pacific, Etihad Airways, andChina Southern from Sydney to London Heathrow Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Cathay Pacific

7.6

Good

1,028 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Mei Lin,Sept 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.

Cathay Pacific

7.6

Good

1,028 reviews

Cathay Pacific

7.6

Good

1,028 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Mei Lin,Sept 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.

Etihad Airways

7.4

Good

1,280 reviews

Cathay Pacific

7.6

Good

1,028 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Mei Lin,Sept 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.

China Southern

7.4

Good

116 reviews

Cathay Pacific

7.6

Good

1,028 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Mei Lin,Sept 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.

British Airways

6.7

Okay

7,456 reviews

Cathay Pacific

7.6

Good

1,028 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Mei Lin,Sept 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.

Air India

5.5

Fair

2,937 reviews

Cathay Pacific

7.6

Good

1,028 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Mei Lin,Sept 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.

Related info for your journey

What airport do you fly from for flights from Sydney to London Heathrow?
For a flight from Sydney to London Heathrow, you will be flying from Kingsford Smith. Sydney Kingsford Smith (SYD) is just 4.6 mi from the center of the city. Kingsford Smith is the only Sydney airport and it handles 3 outbound flights to London Heathrow per day. 15 airlines have flights to London Heathrow from Sydney Kingsford Smith on a regular basis.
How long is the flight from Sydney to London Heathrow Airport?
A quick flight from Sydney to London Heathrow Airport can take about 25h 05m. Turkish Airlines provides one of the quickest options available for as low as £759. The distance between Sydney and London Heathrow Airport is about 10568 mi. This flight may include one or multiple stops.
What are the cheapest airlines flying from Sydney to London Heathrow Airport round-trip?
Our cheapest airline available from Sydney to London Heathrow Airport is China Southern. Our recent data shows that you can find tickets from as low as £607 on this airline. Additional options worth looking into are Air China and China Eastern, starting at £672 and £682 round-trip. China Southern is currently priced 37% below the average price you’ll pay for this route.
What are the cheapest airlines to fly from Sydney to London Heathrow Airport one-way?
For one-way options, check prices for Air China. According to our data, you can fly for as low as £326. Users have also found prices from £332 and £334 on China Eastern and China Southern, respectively.
What are the cheapest flights from Sydney to London Heathrow Airport?
Looking at all options, your cheapest flight can be booked for £701. While the most popular route (Sydney Kingsford Smith - London Heathrow) can be booked for £595 on average, our data indicates £1,112 when flying from Sydney to London Heathrow Airport.
Can I find deals for flights from Sydney to Heathrow that include hotel bookings?
Yes. In addition to deals on Sydney to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Sydney to Heathrow?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sydney to Heathrow.
Can I find deals for business class flights from Sydney to Heathrow?
Yes. Cheapflights offers flight deals from Sydney to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Sydney to London Heathrow Airport?
Currently, October is the cheapest month in which you can book a flight from Sydney to London Heathrow Airport (average of £601). Flying from Sydney to London Heathrow Airport in December is currently the most expensive (average of £926). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Slough

Gatwick

Hounslow

Northampton

Luton

Wembley

Deal

Ilford

Crawley

Hayes

Watford

Winchester

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Chichester

Romford

Ipswich

Brentford

Dartford

Browse thousands of different options on Cheapflights for your next trip

Top 10 airlines flying from Sydney to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
China Southern	Cheapest£607	Average£980	FlexibilityNo cancel fee	On-time69%	Search China Southern flights
Air China	Cheapest£672	Average£778	FlexibilityNo cancel fee	On-time67%	Search Air China flights
China Eastern	Cheapest£682	Average£1,204	FlexibilityNo cancel fee	On-time62%	Search China Eastern flights
Air India	Cheapest£691	Average£879	FlexibilityNo cancel fee	On-timeN/A	Search Air India flights
Etihad Airways	Cheapest£731	Average£898	FlexibilityNo cancel fee	On-time75%	Search Etihad Airways flights
Turkish Airlines	Cheapest£734	Average£981	FlexibilityNo cancel fee	On-time77%	Search Turkish Airlines flights
Cathay Pacific	Cheapest£747	Average£954	FlexibilityNo cancel fee	On-time72%	Search Cathay Pacific flights
Qatar Airways	Cheapest£757	Average£968	FlexibilityNo cancel fee	On-time68%	Search Qatar Airways flights
Malaysia Airlines	Cheapest£782	Average£1,050	FlexibilityNo cancel fee	On-time67%	Search Malaysia Airlines flights
Singapore Airlines	Cheapest£792	Average£1,039	FlexibilityNo cancel fee	On-time81%	Search Singapore Airlines flights

Fly with Cheapflights

How does Cheapflights help users find flights from Sydney to Heathrow?

Cheapflights helps you search for flights from Sydney to Heathrow via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Sydney to Heathrow?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Sydney to Heathrow for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Sydney to Heathrow with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Sydney to Heathrow flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Sydney to Heathrow become cheaper?

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Cheap flights from Sydney to London Heathrow Airport from £321

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 30/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Sydney Kingsford Smith to London Heathrow are usually found in October or February, booked 20 days in advance, depart on a Tuesday or Friday and return on a Monday

Cheap flight deals from Sydney to Heathrow

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Find flight deals from Sydney to Heathrow

Cheapest flights from Sydney to HeathrowExplore the most affordable flight options available from Sydney to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 October 2025.

Explore the most affordable flight options available from Sydney to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 October 2025.

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Use the filters below to find and compare flights from Sydney to London Heathrow Airport that are best for you.

Best time to book a flight from Sydney to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Sydney with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Sydney to London Heathrow Airport

How far ahead should I book a flight from Sydney to London Heathrow Airport?

What is the cheapest month to book a flight from Sydney to London Heathrow Airport?

What is the cheapest time of day to fly from SYD to LHR?

What is the cheapest day to fly from Sydney to London Heathrow Airport?

Weekly flight availability from Sydney to London Heathrow Airport

What’s the top stopover airport for flights from Sydney to London Heathrow Airport?

What’s the fastest stopover option from Sydney to London Heathrow Airport?

What’s the fastest stopover option from Sydney to London Heathrow Airport?

Which airport typically offers the quickest stopover for flights from Sydney to London Heathrow Airport?

Reviews of airlines servicing Heathrow

See what other customers who have flown with Cathay Pacific, Etihad Airways, andChina Southern from Sydney to London Heathrow Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Sydney to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Sydney to London Heathrow?

How long is the flight from Sydney to London Heathrow Airport?

What are the cheapest airlines flying from Sydney to London Heathrow Airport round-trip?

What are the cheapest airlines to fly from Sydney to London Heathrow Airport one-way?

What are the cheapest flights from Sydney to London Heathrow Airport?

Can I find deals for flights from Sydney to Heathrow that include hotel bookings?

How can I find direct flights from Sydney to Heathrow?

Can I find deals for business class flights from Sydney to Heathrow?

What is the cheapest month to book a flight from Sydney to London Heathrow Airport?

Travelling to a place near London Heathrow Airport?

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Alternative routes for Sydney to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Sydney to Heathrow

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Cheapest flights from Sydney to Heathrow
Explore the most affordable flight options available from Sydney to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 October 2025.