When is the best time to book a flight to Sydney?

Booking 81 days in advance of your planned departure date is, on average, the best time to get cheap flights to Sydney. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What airport do you fly into for flights to Sydney?

Booking a flight to Sydney Kingsford Smith (SYD) is your only option if you intend on flying to Sydney. It is only a 4.6 mi journey from Kingsford Smith to Sydney’s city center. On average, Sydney Kingsford Smith has 3 flights from London per day from 30 airlines.

What is the cheapest month to fly to Sydney?

May is currently the cheapest month to fly to Sydney . At this moment in time July is the most expensive month. These prices are determined by multiple factors and booking in advance can help keep costs down if your schedule is not as flexible.

Can I find cheaper flights to Sydney if I am willing to have stopovers?

Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Sydney on Cheapflights that require 1 or 2 stops for potential cost savings.

What is the best airline to fly to Sydney?

Based on reviews from Cheapflights users, Hainan Airlines is rated the highest out of the airlines that fly to Sydney.

What is the cheapest airport to fly to in Sydney?

Sydney Kingsford Smith is currently the cheapest airport to fly to in Sydney. One-way flights to Sydney Kingsford Smith typically cost £29, while return flights cost around £23.

How much is a return flight to Sydney?

A return flight to Sydney will typically cost around £120, however they can be found for as little as £31.

Where does the fastest flight to Sydney depart from?

For those looking to save time traveling to Sydney, London offers the quickest one-way flight (21 hours 25 minutes).

Does Sydney Kingsford Smith have car hire?

Yes. Those touching down at Sydney Kingsford Smith can take advantage of the car hire services offered upon their arrival.

Are there hotels close to Sydney Kingsford Smith?

Yes. Sydney Kingsford Smith has hotels nearby for those requiring accommodations. Aerotel Sydney - Inside International Terminal Airport is the closest property to Sydney Kingsford Smith (0.0 mi away from Sydney Kingsford Smith).

When is the cheapest time to fly to Sydney?

Users looking for the lowest fares to Sydney should consider flying on Sunday evenings, when prices are typically cheapest. Budget-minded travellers will want to avoid Friday evenings, when prices are usually at their highest.

What are the most popular airlines that fly to Sydney?

The most popular airlines flying from London to Sydney are China Southern, Singapore Airlines and Etihad Airways.

How long is the flight to Sydney?

On average, a flight from London to Sydney takes 24 hours 45 minutes. Flights to Sydney from other popular cities in United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.

Weekly flight availability to Sydney

The most flights from London to Sydney 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).

What are the cheapest airlines that fly to Sydney?

The cheapest airlines flying from London to Sydney are Hainan Airlines, Air China and China Southern.

In terms of precipitation, rainfall in Sydney ranges from 50.0 - 130.0 inches per month. March is typically the wettest month, when rainfall can reach 130.0 mm. September is typically the driest time to visit Sydney when rainfall is around 50.0 mm.

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 11.0 C).

Cheap Flights to Sydney from £417

Flights to Sydney in 2025

Return from	£690
One-way from	£417
Popular in	December
Cheapest in	May
Average price	£840
Good round-trip deal	£1,017 or less
Good one-way deal	£934 or less

China Eastern
2/3-22/3
3 total stops
91h 30m total
London to Sydney

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Air China
15/11
2 total stops
54h 55m total
London to Sydney

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Highest demand for flights based on searches. 9% potential increase in price (£75 potential increase over avg. return price).

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Cheapest flight prices on average. 3% potential price decrease (£23 potential savings vs. average return price).

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Average for return flights in September 2025

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Price to beat on a round-trip flight from London to Sydney Kingsford Smith.

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

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Find flight deals to Sydney

Cheapest flights to Sydney
Explore the most affordable flight options available to Sydney. Find the lowest fares based on data from user searches, with prices last updated on 17 September 2025.

Mon 27/1022:00LHR - SYD

1 stop35h 20mChina Southern

Mon 10/1111:25SYD - LHR

1 stop42h 10mChina Southern

Deal found 15/9£691

Thu 6/1121:05LHR - SYD

3 stops34h 45mMultiple Airlines

Wed 19/1114:30SYD - LHR

2 stops35h 35mMultiple Airlines

Deal found 17/9£691

Tue 28/1010:30LGW - SYD

2 stops41h 35mMultiple Airlines

Thu 6/1112:00SYD - LGW

1 stop29h 30mMultiple Airlines

Deal found 15/9£692

Wed 22/1022:10LHR - SYD

1 stop25h 15mChina Southern

Wed 12/1122:00SYD - LHR

1 stop31h 35mChina Southern

Deal found 17/9£692

Wed 24/918:25LGW - SYD

1 stop29h 35mChina Eastern

Wed 1/1020:30SYD - LGW

1 stop27h 30mChina Eastern

Deal found 17/9£693

Mon 3/1122:00LHR - SYD

1 stop35h 20mChina Southern

Mon 24/1111:25SYD - LHR

1 stop42h 10mChina Southern

Deal found 15/9£694

Wed 1/1021:20LHR - SYD

1 stop26h 40mChina Eastern

Wed 22/1013:00SYD - LHR

2 stops39h 40mChina Eastern

Deal found 15/9£694

Tue 4/1120:20LGW - SYD

2 stops37h 00mChina Southern

Sun 7/1211:25SYD - LGW

1 stop30h 35mChina Southern

Deal found 16/9£695

Mon 3/1122:00LHR - SYD

1 stop35h 20mChina Southern

Thu 13/1122:00SYD - LHR

1 stop31h 35mChina Southern

Deal found 15/9£695

Mon 10/1121:30LHR - SYD

2 stops35h 50mChina Southern

Mon 1/1209:20SYD - LHR

2 stops43h 35mChina Southern

Deal found 15/9£696

Sun 26/1011:05LGW - SYD

3 stops34h 00mMultiple Airlines

Sun 9/1115:55SYD - LGW

2 stops35h 15mMultiple Airlines

Deal found 16/9£697

Sat 25/1022:10LHR - SYD

1 stop36h 10mChina Southern

Mon 17/1122:00SYD - LHR

1 stop31h 35mChina Southern

Deal found 16/9£697

Best flights to Sydney
Discover carefully curated flight deals to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 17 September 2025.

Sun 1/314:30LTN - SYD

2 stops41h 20mMultiple Airlines

Sun 15/321:15SYD - LTN

2 stops36h 55mMultiple Airlines

Deal found 16/9£736

Wed 31/1221:15LHR - SYD

1 stop28h 00mChina Airlines

Tue 24/222:10SYD - LHR

1 stop29h 45mChina Airlines

Deal found 16/9£864

Wed 5/1114:05STN - SYD

1 stop41h 30mEmirates

Sun 9/1106:00SYD - STN

1 stop23h 00mEmirates

Deal found 15/9£870

Sat 7/320:15LHR - SYD

1 stop24h 00mCathay Pacific

Thu 19/315:15SYD - LHR

1 stop26h 15mCathay Pacific

Deal found 16/9£881

Mon 10/1108:50LHR - SYD

1 stop22h 05mEtihad Airways

Sat 22/1121:30SYD - LHR

1 stop44h 10mEtihad Airways

Deal found 16/9£883

Sun 1/206:25LGW - SYD

2 stops25h 55mTurkish Airlines

Thu 5/316:10SYD - LGW

2 stops41h 25mTurkish Airlines

Deal found 16/9£915

Wed 5/1119:10LCY - SYD

2 stops25h 05mSWISS

Wed 19/1115:15SYD - LCY

2 stops28h 20mSWISS

Deal found 17/9£933

Thu 30/1011:00LHR - SYD

1 stop35h 50mVietnam Airlines

Wed 4/311:50SYD - LHR

1 stop30h 25mVietnam Airlines

Deal found 17/9£941

Mon 27/1013:25LTN - SYD

2 stops34h 00mMultiple Airlines

Wed 12/1111:15SYD - LTN

3 stops42h 25mMultiple Airlines

Deal found 14/9£796

Mon 3/1121:15LHR - SYD

1 stop28h 00mChina Airlines

Tue 2/1222:10SYD - LHR

1 stop29h 45mChina Airlines

Deal found 15/9£867

Wed 5/1114:05STN - SYD

1 stop41h 30mEmirates

Tue 11/1106:00SYD - STN

1 stop23h 00mEmirates

Deal found 15/9£870

Sun 15/220:55LHR - SYD

1 stop22h 40mEtihad Airways

Thu 26/221:30SYD - LHR

1 stop28h 00mEtihad Airways

Deal found 16/9£886

Fri 21/1114:00LTN - SYD

3 stops36h 05mMultiple Airlines

Wed 10/1206:35SYD - LTN

3 stops47h 05mMultiple Airlines

Deal found 15/9£838

Sat 31/106:25LGW - SYD

2 stops25h 55mTurkish Airlines

Thu 5/312:15SYD - LGW

2 stops31h 55mTurkish Airlines

Deal found 15/9£922

Thu 26/209:40LGW - SYD

1 stop21h 55mEmirates

Thu 12/306:00SYD - LGW

1 stop23h 25mEmirates

Deal found 16/9£877

Sat 1/1121:15LHR - SYD

1 stop28h 00mChina Airlines

Sun 30/1122:10SYD - LHR

1 stop29h 45mChina Airlines

Deal found 15/9£906

Wed 4/220:55LHR - SYD

1 stop34h 00mEtihad Airways

Sun 22/216:35SYD - LHR

1 stop30h 30mEtihad Airways

Deal found 16/9£922

Wed 11/306:25LGW - SYD

2 stops42h 25mTurkish Airlines

Fri 20/321:15SYD - LGW

2 stops29h 55mTurkish Airlines

Deal found 17/9£928

Sat 8/1111:00LTN - SYD

2 stops36h 00mMultiple Airlines

Mon 24/1120:05SYD - LTN

2 stops31h 15mMultiple Airlines

Deal found 16/9£849

Thu 5/319:10LCY - SYD

2 stops25h 05mSWISS

Tue 17/319:10SYD - LCY

2 stops28h 40mSWISS

Deal found 16/9£1,059

Tue 3/314:05STN - SYD

1 stop21h 25mEmirates

Sat 21/306:00SYD - STN

1 stop23h 00mEmirates

Deal found 16/9£892

Sun 7/1206:30LHR - SYD

2 stops42h 45mChina Airlines

Sun 14/1222:10SYD - LHR

1 stop29h 45mChina Airlines

Deal found 15/9£911

Wed 31/1206:25LGW - SYD

2 stops25h 55mTurkish Airlines

Mon 19/121:15SYD - LGW

2 stops29h 55mTurkish Airlines

Deal found 15/9£929

Tue 4/1114:00LTN - SYD

3 stops36h 05mMultiple Airlines

Tue 18/1120:05SYD - LTN

3 stops38h 05mMultiple Airlines

Deal found 16/9£864

Mon 2/319:10LCY - SYD

2 stops25h 05mSWISS

Fri 6/312:15SYD - LCY

2 stops30h 40mSWISS

Deal found 16/9£1,059

Sat 28/214:05STN - SYD

1 stop21h 25mEmirates

Thu 12/306:00SYD - STN

1 stop23h 00mEmirates

Deal found 16/9£892

Sun 1/206:35LHR - SYD

2 stops25h 45mTurkish Airlines

Thu 5/316:10SYD - LHR

2 stops33h 35mTurkish Airlines

Deal found 15/9£944

Thu 5/319:10LCY - SYD

2 stops25h 05mSWISS

Wed 18/312:15SYD - LCY

2 stops31h 20mSWISS

Deal found 16/9£1,059

Fri 6/314:05STN - SYD

1 stop21h 25mEmirates

Wed 18/306:00SYD - STN

1 stop23h 00mEmirates

Deal found 16/9£892

Tue 25/1117:05LGW - SYD

2 stops26h 30mMultiple Airlines

Sun 14/1221:15SYD - LGW

2 stops36h 20mMultiple Airlines

Deal found 16/9£894

Direct flights to Sydney
Explore direct flight options to Sydney based on user searches, and compare prices and availability for your desired travel dates. Data last updated 17 September 2025.

Tue 24/220:10LHR - SYD

Nonstop23h 25mQantas Airways

Tue 10/315:55SYD - LHR

Nonstop25h 20mQantas Airways

Deal found 17/9£900

Tue 24/220:10LHR - SYD

Nonstop23h 25mQantas Airways

Fri 6/315:55SYD - LHR

Nonstop25h 20mQantas Airways

Deal found 17/9£918

Wed 4/320:10LHR - SYD

Nonstop23h 25mQantas Airways

Wed 18/315:55SYD - LHR

Nonstop25h 20mQantas Airways

Deal found 15/9£937

Mon 2/320:10LHR - SYD

Nonstop23h 25mQantas Airways

Mon 16/315:55SYD - LHR

Nonstop25h 20mQantas Airways

Deal found 17/9£942

Sun 1/320:10LHR - SYD

Nonstop23h 25mQantas Airways

Tue 31/315:50SYD - LHR

Nonstop24h 45mQantas Airways

Deal found 15/9£963

Sun 1/320:10LHR - SYD

Nonstop23h 25mQantas Airways

Sun 15/315:55SYD - LHR

Nonstop25h 20mQantas Airways

Deal found 16/9£977

Sat 7/320:10LHR - SYD

Nonstop23h 25mQantas Airways

Sat 21/315:55SYD - LHR

Nonstop25h 20mQantas Airways

Deal found 15/9£978

Wed 19/1120:10LHR - SYD

Nonstop23h 25mQantas Airways

Tue 10/315:55SYD - LHR

Nonstop25h 20mQantas Airways

Deal found 15/9£1,020

Wed 12/1120:10LHR - SYD

Nonstop23h 25mQantas Airways

Wed 26/1115:55SYD - LHR

Nonstop25h 20mQantas Airways

Deal found 15/9£1,076

Mon 23/220:10LHR - SYD

Nonstop23h 25mQantas Airways

Tue 24/315:55SYD - LHR

Nonstop25h 20mQantas Airways

Deal found 15/9£1,079

Mon 23/220:10LHR - SYD

Nonstop23h 25mQantas Airways

Tue 24/315:55SYD - LHR

Nonstop25h 20mQantas Airways

Deal found 16/9£1,082

Thu 12/320:10LHR - SYD

Nonstop23h 25mQantas Airways

Tue 24/315:55SYD - LHR

Nonstop25h 20mQantas Airways

Deal found 17/9£1,085

Last-minute flights to Sydney
Discover last-minute flight deals to Sydney. Data last updated 17 September 2025 and is based on user searches.

Thu 25/922:10LHR - SYD

1 stop36h 15mChina Southern

Tue 14/1022:15SYD - LHR

1 stop30h 45mChina Southern

Deal found 17/9£695

Wed 1/1021:20LHR - SYD

1 stop26h 40mChina Eastern

Wed 22/1013:00SYD - LHR

2 stops39h 40mChina Eastern

Deal found 15/9£694

Mon 13/1018:05LGW - SYD

2 stops52h 35mChina Eastern

Mon 20/1021:30SYD - LGW

1 stop43h 00mChina Eastern

Deal found 15/9£699

Wed 15/1019:15LHR - SYD

2 stops39h 10mChina Southern

Wed 22/1011:15SYD - LHR

2 stops40h 50mChina Southern

Deal found 15/9£699

Wed 22/1022:10LHR - SYD

1 stop25h 15mChina Southern

Wed 12/1122:00SYD - LHR

1 stop31h 35mChina Southern

Deal found 17/9£692

Sat 25/1022:10LHR - SYD

1 stop36h 10mChina Southern

Fri 14/1111:25SYD - LHR

1 stop42h 10mChina Southern

Deal found 17/9£697

Sat 25/1022:10LHR - SYD

1 stop36h 10mChina Southern

Mon 17/1111:25SYD - LHR

1 stop42h 10mChina Southern

Deal found 17/9£698

Sun 26/1011:05LGW - SYD

3 stops34h 00mMultiple Airlines

Sun 9/1115:55SYD - LGW

2 stops28h 15mMultiple Airlines

Deal found 16/9£693

Sun 26/1011:05LGW - SYD

3 stops34h 00mMultiple Airlines

Sun 9/1115:55SYD - LGW

2 stops35h 15mMultiple Airlines

Deal found 16/9£697

Sun 26/1011:05LGW - SYD

3 stops34h 00mMultiple Airlines

Sun 9/1115:55SYD - LGW

2 stops35h 15mMultiple Airlines

Deal found 16/9£697

Mon 27/1022:00LHR - SYD

1 stop35h 20mChina Southern

Mon 10/1111:25SYD - LHR

1 stop42h 10mChina Southern

Deal found 15/9£691

Tue 28/1010:30LGW - SYD

2 stops41h 35mMultiple Airlines

Thu 6/1112:00SYD - LGW

1 stop29h 30mMultiple Airlines

Deal found 15/9£692

One-way flights to Sydney
Search for one-way flight options to Sydney. Find affordable one-way fares based on user searches. Data last updated 17 September 2025.

Sat 15/1121:35LHR - SYD

2 stops54h 55mAir China

Deal found 15/9£417

Tue 25/1106:35LGW - SYD

3 stops43h 30mMultiple Airlines

Deal found 16/9£418

Tue 4/1121:05LHR - SYD

3 stops34h 45mMultiple Airlines

Deal found 16/9£418

Tue 4/1121:00LHR - SYD

2 stops48h 05mMultiple Airlines

Deal found 16/9£419

Sun 16/1110:30LGW - SYD

2 stops58h 35mMultiple Airlines

Deal found 15/9£419

Wed 25/219:30LTN - SYD

2 stops36h 20mMultiple Airlines

Deal found 16/9£419

Thu 4/1222:00LHR - SYD

2 stops47h 05mMultiple Airlines

Deal found 17/9£419

Thu 30/1010:30LGW - SYD

2 stops37h 30mChina Eastern

Deal found 17/9£420

Fri 5/1220:05LTN - SYD

3 stops51h 00mMultiple Airlines

Deal found 16/9£420

Thu 27/1121:05LHR - SYD

3 stops53h 00mMultiple Airlines

Deal found 16/9£421

Sat 15/1106:00STN - SYD

2 stops49h 50mMultiple Airlines

Deal found 16/9£422

Thu 25/911:35LGW - SYD

3 stops35h 05mChina Eastern

Deal found 17/9£422

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Cheap flights to Sydney – Compare and Save

Flights to Sydney in 2025

Find the latest flights to Sydney in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 17 September 2025.

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Find flight deals to Sydney

Cheapest flights to SydneyExplore the most affordable flight options available to Sydney. Find the lowest fares based on data from user searches, with prices last updated on 17 September 2025.

Explore the most affordable flight options available to Sydney. Find the lowest fares based on data from user searches, with prices last updated on 17 September 2025.

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Cheapest flights to Sydney
Explore the most affordable flight options available to Sydney. Find the lowest fares based on data from user searches, with prices last updated on 17 September 2025.