Find flights
When to book
Airlines
FAQs

Cheap flights from Grimsby to Sydney from £1,147

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
HUY — SYD
14 Nov — 21 Nov1
1 adult
1 adult, Economy

Find flight deals from Grimsby to Sydney

Enter your travel dates to find the best prices.

Cheapest flights from Grimsby to Sydney
Explore the most affordable flight options available from Grimsby to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 October 2025.

Fri 28/1117:10HUY - SYD
2 stops26h 25mAir France
Fri 5/1215:55SYD - HUY
2 stops36h 05mAir France
Deal found 14/10£1,185
Fri 28/1109:50HUY - SYD
3 stops46h 30mMultiple Airlines
Fri 5/1221:15SYD - HUY
3 stops30h 45mMultiple Airlines
Deal found 14/10£1,208

Cheap flight deals from Grimsby to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Grimsby (HUY) to Sydney (SYD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 15 October 2025.

Round-trip from

£1,149

Popular in

December

Cheapest in

March

Average price

£1,326
Air France
  • Air France
  • 12/3-16/3
  • 4 total stops
  • 66h 30m total
  • Grimsby to Sydney
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (£301 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (£75 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Grimsby to Sydney that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 15 October 2025.
Use the filters below to find and compare flights from Grimsby to Sydney that are best for you.

Fly from

Grimsby

Fly to

Sydney

Route

Depart

Return

Price

GrimsbySydney

HUY - SYD

HUYSYD

Grimsby Humberside

Thu 12/3

17:30-06:35

2 stops26h 05m

Sydney Kingsford Smith

Mon 16/3

11:15-09:20

2 stops33h 05m

£1,147

GrimsbySydney

HUY - SYD

HUYSYD

Grimsby Humberside

Fri 28/11

17:10-06:35

2 stops26h 25m

Sydney Kingsford Smith

Fri 5/12

15:55-17:00

2 stops36h 05m

£1,185

GrimsbySydney

HUY - SYD

HUYSYD

Grimsby Humberside

Fri 28/11

09:50-19:20

3 stops46h 30m

Sydney Kingsford Smith

Fri 5/12

21:15-17:00

3 stops30h 45m

£1,208

GrimsbySydney

HUY - SYD

HUYSYD

Grimsby Humberside

Tue 31/3

09:50-10:00

2 stops38h 10m

Sydney Kingsford Smith

Tue 14/4

11:00-21:30

2 stops43h 30m

£1,247

GrimsbySydney

HUY - SYD

HUYSYD

Grimsby Humberside

Tue 31/3

06:10-10:00

2 stops41h 50m

Sydney Kingsford Smith

Tue 14/4

11:00-09:20

2 stops55h 20m

£1,379

Flights are sorted by cheapest return flights first.

Deals found on 14/10

Best time to book a flight from Grimsby to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Grimsby 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 Grimsby to Sydney

What is the cheapest month to book a flight from Grimsby to Sydney?

Currently, September is the cheapest month in which you can book a flight from Grimsby to Sydney (average of £753). Flying from Grimsby to Sydney in August is currently the most expensive (average of £965). 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.

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sydney. Reviews last updated 15 October 2025.
Check out reviews from past customers who have flown with Air France from Grimsby to Sydney to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air France
7.4
Good
1,475 reviews
Check prices

Crew

8.2

Comfort

7.4

Entertainment

7.0

Overall

7.4

Boarding

7.4

Food

7.0

Reviews

1 / 20
10.0
Excellent

SYLVIA,Apr 2025

TLV - CDG

A newer plane. The flight from TelAviv to Paris was on a new aircraft, wider seat. ,more privacy. Nice toilets. The flight from Paris to Santiago Chile was on a very old aircraft. Awful toilets, outmoded sits etc.
Air France
7.4
Good
1,475 reviews
Air France
7.4
Good
1,475 reviews
Check prices

Crew

8.2

Comfort

7.4

Entertainment

7.0

Overall

7.4

Boarding

7.4

Food

7.0

Reviews

1 / 20
10.0
Excellent

SYLVIA,Apr 2025

TLV - CDG

A newer plane. The flight from TelAviv to Paris was on a new aircraft, wider seat. ,more privacy. Nice toilets. The flight from Paris to Santiago Chile was on a very old aircraft. Awful toilets, outmoded sits etc.

Related info for your journey

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

  • How long is the flight from Grimsby to Sydney?

    For as low as £1,147, Air France can have you in Sydney from Grimsby in 26h 05m. Grimsby and Sydney are separated by a distance of 10489 mi.

  • What is the cheapest airline to fly from Grimsby to Sydney round-trip?

    Flying on Air France is currently your cheapest option to Sydney, with prices starting at £1,037. This flight start at 27% lower than the current average price 3 months from now.

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

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

  • How can I find direct flights from Grimsby to Sydney?

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

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

    Yes. Cheapflights offers flight deals from Grimsby to Sydney 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 Grimsby to Sydney?

    Currently, September is the cheapest month in which you can book a flight from Grimsby to Sydney (average of £753). Flying from Grimsby to Sydney in August is currently the most expensive (average of £965). 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

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Bondi Beach
Wollongong
Coogee
Manly

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Grimsby to Sydney

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Sydney flights
Gatwick to Sydney flights
Stansted to Sydney flights
London City to Sydney flights
Manchester to Sydney flights
Luton to Sydney flights
Birmingham to Sydney flights
Edinburgh to Sydney flights
Newcastle upon Tyne to Sydney flights
Heathrow to Coolangatta flights
Gatwick to Coolangatta flights
Stansted to Coolangatta flights
Southampton to Sydney flights
Leeds to Sydney flights
Southend to Sydney flights
Bristol to Sydney flights
Liverpool to Sydney flights
Manchester to Coolangatta flights
Norwich to Sydney flights
Edinburgh to Coolangatta flights
Edinburgh to Wagga Wagga flights
Heathrow to Newcastle flights
Heathrow to Ballina flights
Exeter to Sydney flights
Stansted to Coffs Harbour flights
Heathrow to Coffs Harbour flights
Doncaster to Sydney flights
Birmingham to Tamworth flights
Edinburgh to Albury flights

Top airline flying from Grimsby to Sydney

Discover the top airline that operate flights from Grimsby to Sydney. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 15 October 2025.
AirlineCheapestAverageFlexibilityOn-time
Air FranceCheapest£1,037Average£1,326FlexibilityNo cancel feeOn-time77%
Search Air France flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights helps you search for flights from Grimsby to Sydney 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 Grimsby to Sydney?

Cheapflights helps you find that perfect flight to Sydney from Grimsby by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Yes, we can. To see specific flights from Grimsby to Sydney with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Of course! You can now track prices for flights from Grimsby to Sydney and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.