$639+ Cheap flights to London

— LON
30 Sep — 7 Oct1
1 adult
1 adult, Economy, 0 bags

Flights to London in 2026

Enter your travel dates to find the best prices.

Cheapest flights to London

Thu 22/1015:15 -
1 stop25h 15m
Wed 4/1111:35 -
1 stop33h 30m
Deal found 26/8$1,432
Mon 28/920:50 -
1 stop24h 55m
Fri 13/1121:00 -
1 stop29h 35m
Deal found 26/8$1,433
Wed 28/1012:00 -
1 stop29h 30m
Wed 11/1110:30 -
1 stop40h 05m
Deal found 27/8$1,433
Thu 22/1020:40 -
1 stop33h 45m
Wed 4/1117:40 -
1 stop27h 25m
Deal found 28/8$1,435
Sun 8/1121:30 -
1 stop27h 30m
Sat 14/1117:00 -
1 stop30h 00m
Deal found 30/8$1,435
Sun 8/1115:15 -
1 stop38h 20m
Wed 11/1122:00 -
1 stop28h 35m
Deal found 30/8$1,436
Mon 28/910:00 -
2 stops42h 10m
Mon 5/1011:35 -
1 stop40h 00m
Deal found 31/8$1,436
Thu 22/1021:00 -
2 stops32h 30m
Wed 4/1121:00 -
1 stop29h 35m
Deal found 27/8$1,438
Thu 22/1012:00 -
1 stop37h 00m
Wed 4/1110:30 -
3 stops60h 00m
Deal found 27/8$1,438
Fri 6/1115:15 -
1 stop38h 20m
Mon 16/1122:00 -
1 stop28h 35m
Deal found 28/8$1,439
Tue 8/919:40 -
1 stop31h 25m
Fri 18/911:15 -
2 stops42h 35m
Deal found 27/8$1,439
Fri 9/1022:05 -
1 stop33h 05m
Sat 21/1106:25 -
1 stop26h 00m
Deal found 29/8$1,440

Find flight deals to London

Return from

$1,432

One-way from

$639

Popular in

December

Cheapest in

February

Average price

$1,800

Good round-trip deal

$2,111 or less

Good one-way deal

$1,748 or less
Air China
  • Air China
  • 22/10-4/11
  • 2 total stops
  • 58h 45m total
  • Sydney to London
Hainan Airlines
  • Hainan Airlines
  • 3/11
  • 1 total stop
  • 30h 20m total
  • Sydney to London
Highest demand for flights based on searches. 6% potential increase in price ($130 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease ($50 potential savings vs. average return price).
Average for return flights in August 2026
Price to beat on a round-trip flight from Sydney Kingsford Smith to London.
Price to beat on a one-way flight from Sydney Kingsford Smith to London.

Cheapflights Fare Finder

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

Fly from

Route

Depart

Return

Price

Cheapest return flight

SydneyLondon

SYD Sydney Kingsford Smith - LTN London Luton

SYDLTN

Sydney Kingsford Smith

Sun 18/10

16:40-14:35

2 stops31h 55m

London Luton

Sun 8/11

15:15-09:25

2 stops31h 10m

$1,460

SydneyLondon

SYD Sydney Kingsford Smith - LTN London Luton

SYDLTN

Sydney Kingsford Smith

Tue 20/10

20:40-22:25

2 stops35h 45m

London Luton

Thu 29/10

14:05-08:35

2 stops31h 30m

$1,488

SydneyLondon

SYD Sydney Kingsford Smith - LTN London Luton

SYDLTN

Sydney Kingsford Smith

Mon 19/10

21:35-22:50

2 stops35h 15m

London Luton

Mon 2/11

12:10-06:30

2 stops31h 20m

$1,489

SydneyLondon

SYD Sydney Kingsford Smith - LTN London Luton

SYDLTN

Sydney Kingsford Smith

Sun 1/11

16:50-15:10

2 stops33h 20m

London Luton

Mon 16/11

11:00-09:25

2 stops35h 25m

$1,542

SydneyLondon

SYD Sydney Kingsford Smith - STN London Stansted

SYDSTN

Sydney Kingsford Smith

Tue 13/10

22:05-16:50

2 stops28h 45m

London Stansted

Tue 20/10

17:35-20:10

2 stops40h 35m

$1,545

SydneyLondon

SYD Sydney Kingsford Smith - LTN London Luton

SYDLTN

Sydney Kingsford Smith

Thu 15/10

22:05-21:05

2 stops33h 00m

London Luton

Thu 29/10

21:45-19:25

2 stops34h 40m

$1,558

SydneyLondon

SYD Sydney Kingsford Smith - LTN London Luton

SYDLTN

Sydney Kingsford Smith

Thu 22/10

21:35-23:25

2 stops35h 50m

London Luton

Wed 4/11

07:45-06:30

2 stops35h 45m

$1,559

SydneyLondon

SYD Sydney Kingsford Smith - LGW London Gatwick

SYDLGW

Sydney Kingsford Smith

Tue 13/10

22:05-22:25

2 stops34h 20m

London Gatwick

Tue 20/10

07:00-20:10

2 stops27h 10m

$1,560

SydneyLondon

SYD Sydney Kingsford Smith - LGW London Gatwick

SYDLGW

Sydney Kingsford Smith

Wed 7/10

22:05-09:55

2 stops45h 50m

London Gatwick

Thu 22/10

07:30-20:10

2 stops26h 40m

$1,563

SydneyLondon

SYD Sydney Kingsford Smith - STN London Stansted

SYDSTN

Sydney Kingsford Smith

Fri 9/10

22:05-09:55

2 stops45h 50m

London Stansted

Wed 28/10

10:55-19:25

2 stops45h 30m

$1,569

Flights are sorted by cheapest return flights first.

Deals found on 28/8

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

Best time to book a flight to London

Have a flexible travel schedule? Discover the best time to fly to London with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight to London

How long is the flight to London?

On average, a flight from Sydney to London takes 26 hours 32 minutes. Flights to London from other popular cities in Australia will vary in length. Below are a few examples of popular routes and their flight times.

Weekly flight availability to London

The most flights from Sydney to London are scheduled on a Friday (4 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 London?

The cheapest airlines flying from Sydney to London are Virgin Australia, Air China and China Southern.

Rainfall in London by month

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

Temperature in London by month

If weather is an important factor for your trip to London, 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).

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

The price you pay for your flight to London may vary depending on when you book. For the best chance of a lower fare, look to book 50 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing London

Get a feel of what it's like to fly with Emirates,Qantas Airways, andEtihad Airways to the United Kingdom by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

8.0

Food

7.9

Entertainment

8.2

Overall

8.1

Boarding

8.2

Crew

8.4

Reviews

1 / 20
6.0
Good

Jodie,Aug 2026

SYD - DXB

Overall it was a good flight with great service, however we paid for extra legroom only to find that the seat my husband was on was extremely small, it was the “window” seat. It seemed smaller than a regular seat so definitely not worth the amount we paid.

Comfort

8.0

Food

7.9

Entertainment

8.2

Overall

8.1

Boarding

8.2

Crew

8.4

Reviews

1 / 20
6.0
Good

Jodie,Aug 2026

SYD - DXB

Overall it was a good flight with great service, however we paid for extra legroom only to find that the seat my husband was on was extremely small, it was the “window” seat. It seemed smaller than a regular seat so definitely not worth the amount we paid.

Comfort

8.0

Food

7.9

Entertainment

8.2

Overall

8.1

Boarding

8.2

Crew

8.4

Reviews

1 / 20
6.0
Good

Jodie,Aug 2026

SYD - DXB

Overall it was a good flight with great service, however we paid for extra legroom only to find that the seat my husband was on was extremely small, it was the “window” seat. It seemed smaller than a regular seat so definitely not worth the amount we paid.

Comfort

8.0

Food

7.9

Entertainment

8.2

Overall

8.1

Boarding

8.2

Crew

8.4

Reviews

1 / 20
6.0
Good

Jodie,Aug 2026

SYD - DXB

Overall it was a good flight with great service, however we paid for extra legroom only to find that the seat my husband was on was extremely small, it was the “window” seat. It seemed smaller than a regular seat so definitely not worth the amount we paid.

Comfort

8.0

Food

7.9

Entertainment

8.2

Overall

8.1

Boarding

8.2

Crew

8.4

Reviews

1 / 20
6.0
Good

Jodie,Aug 2026

SYD - DXB

Overall it was a good flight with great service, however we paid for extra legroom only to find that the seat my husband was on was extremely small, it was the “window” seat. It seemed smaller than a regular seat so definitely not worth the amount we paid.

Comfort

8.0

Food

7.9

Entertainment

8.2

Overall

8.1

Boarding

8.2

Crew

8.4

Reviews

1 / 20
6.0
Good

Jodie,Aug 2026

SYD - DXB

Overall it was a good flight with great service, however we paid for extra legroom only to find that the seat my husband was on was extremely small, it was the “window” seat. It seemed smaller than a regular seat so definitely not worth the amount we paid.

FAQs about flying to London

Getting around London

How to find your way around London

Finding an address in London is no small task. There’s no pattern to the street names; house numbers, when they exist, run in odds and evens, clockwise and counter clockwise. You may also want to download or buy a detailed street map with an index either before or after your flight to London

  • Can I find cheaper flights to London 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 London on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to London?

    Based on reviews from Cheapflights users, Virgin Australia is rated the highest out of the airlines that fly to London.

  • What is the cheapest airport to fly to in London?

    London Luton is currently the cheapest airport to fly to in London. One-way flights to London Luton typically cost $19, while return flights cost around $80.

  • How much is a return flight to London?

    A return flight to London will typically cost around $264, however they can be found for as little as $244.

  • Where does the fastest flight to London depart from?

    For those looking to save time traveling to London, Perth offers the quickest one-way flight (17 hours 50 minutes).

  • Does London Heathrow have car hire?

    Yes. Those touching down at London Heathrow can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to London Heathrow?

    Yes. London Heathrow has hotels nearby for those requiring accommodations. Aerotel London Heathrow is the closest property to London Heathrow (0.0 km away from London Heathrow).

See more FAQs

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Milton Keynes
Kingston upon Thames
St. Albans
Luton
Horsham
Brentford
Dover
Aylesbury
Guildford
Stansted
Braintree
Gatwick
Uxbridge
Chertsey
Twickenham
Orpington
Teddington

Browse thousands of different options on Cheapflights for your next trip

Find the best flight deals to London

Fly with Cheapflights

How does Cheapflights help users find flights to London?

Cheapflights helps you search for flights to London 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 to London?

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

Can Cheapflights find flights to London with no change fees?

Yes, we can. To see specific flights to London 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 to London become cheaper?

Yes! Start tracking prices for London flights today and get alerted when prices change. To subscribe and begin receiving alerts, click the bell icon next to the flight deals above and provide your email address.

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.