$649+ Cheap flights to London

— LON
20 Sep — 27 Sep2
2 travellers
2 travellers, Economy, 0 bags

Flights to London in 2026

Enter your travel dates to find the best prices.

Cheapest flights to London

Tue 1/911:00 -
1 stop41h 10m
Fri 4/911:35 -
3 stops35h 25m
Deal found 21/8$1,443
Tue 6/1021:35 -
1 stop25h 10m
Tue 27/1021:30 -
2 stops48h 55m
Deal found 20/8$1,446
Thu 3/911:00 -
1 stop41h 10m
Wed 30/911:35 -
3 stops35h 25m
Deal found 21/8$1,446
Fri 6/1112:00 -
1 stop40h 30m
Sun 22/1121:00 -
3 stops49h 05m
Deal found 20/8$1,447
Tue 15/911:00 -
1 stop37h 00m
Mon 5/1011:35 -
1 stop36h 25m
Deal found 21/8$1,447
Sun 8/1111:25 -
2 stops64h 55m
Wed 11/1109:50 -
1 stop40h 45m
Deal found 19/8$1,448
Tue 20/1012:00 -
1 stop40h 40m
Tue 27/1021:00 -
2 stops49h 05m
Deal found 20/8$1,450
Sun 8/1121:30 -
1 stop27h 30m
Sat 14/1117:00 -
1 stop33h 35m
Deal found 18/8$1,450
Sat 7/1121:30 -
1 stop27h 30m
Thu 12/1114:55 -
2 stops31h 30m
Deal found 19/8$1,451
Thu 3/921:00 -
2 stops31h 30m
Sat 26/921:20 -
2 stops49h 45m
Deal found 19/8$1,453
Thu 3/921:00 -
2 stops31h 30m
Wed 9/921:20 -
1 stop30h 15m
Deal found 20/8$1,454
Tue 20/1012:00 -
1 stop28h 40m
Tue 27/1021:40 -
2 stops49h 20m
Deal found 21/8$1,454

Find flight deals to London

Return from

$1,443

One-way from

$649

Popular in

December

Cheapest in

February

Average price

$1,826

Good round-trip deal

$2,118 or less

Good one-way deal

$1,759 or less
China Eastern
  • China Eastern
  • 1/9-4/9
  • 4 total stops
  • 76h 35m total
  • Sydney to London
XiamenAir
  • XiamenAir
  • 22/10
  • 1 total stop
  • 28h 10m total
  • Sydney to London
Highest demand for flights based on searches. 7% potential increase in price ($143 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 - STN London Stansted

SYDSTN

Sydney Kingsford Smith

Tue 10/11

21:35-09:55

2 stops47h 20m

London Stansted

Sun 15/11

17:20-19:25

2 stops39h 05m

$1,703

SydneyLondon

SYD Sydney Kingsford Smith - LGW London Gatwick

SYDLGW

Sydney Kingsford Smith

Tue 10/11

21:35-16:30

2 stops29h 55m

London Gatwick

Tue 17/11

17:25-19:25

2 stops39h 00m

$1,714

SydneyLondon

SYD Sydney Kingsford Smith - LGW London Gatwick

SYDLGW

Sydney Kingsford Smith

Sun 8/11

21:35-16:30

2 stops29h 55m

London Gatwick

Tue 17/11

17:25-19:25

2 stops39h 00m

$1,714

SydneyLondon

SYD Sydney Kingsford Smith - LGW London Gatwick

SYDLGW

Sydney Kingsford Smith

Sat 7/11

21:35-09:10

2 stops46h 35m

London Gatwick

Sat 21/11

06:30-19:25

2 stops25h 55m

$1,715

SydneyLondon

SYD Sydney Kingsford Smith - LTN London Luton

SYDLTN

Sydney Kingsford Smith

Tue 3/11

16:50-10:45

2 stops28h 55m

London Luton

Mon 16/11

12:10-06:30

2 stops31h 20m

$1,741

SydneyLondon

SYD Sydney Kingsford Smith - LTN London Luton

SYDLTN

Sydney Kingsford Smith

Thu 29/10

21:30-21:10

2 stops34h 40m

London Luton

Mon 9/11

12:50-06:30

2 stops30h 40m

$1,780

SydneyLondon

SYD Sydney Kingsford Smith - STN London Stansted

SYDSTN

Sydney Kingsford Smith

Tue 3/11

21:35-09:55

2 stops47h 20m

London Stansted

Tue 17/11

17:20-19:25

2 stops39h 05m

$1,814

SydneyLondon

SYD Sydney Kingsford Smith - STN London Stansted

SYDSTN

Sydney Kingsford Smith

Thu 10/9

21:05-09:55

2 stops45h 50m

London Stansted

Sun 13/9

17:35-19:10

2 stops40h 35m

$1,856

SydneyLondon

SYD Sydney Kingsford Smith - LTN London Luton

SYDLTN

Sydney Kingsford Smith

Wed 9/9

20:30-21:50

2 stops34h 20m

London Luton

Wed 16/9

06:00-19:25

2 stops28h 25m

$1,888

SydneyLondon

SYD Sydney Kingsford Smith - LTN London Luton

SYDLTN

Sydney Kingsford Smith

Tue 8/9

15:40-17:40

2 stops35h 00m

London Luton

Tue 15/9

06:00-19:25

2 stops28h 25m

$1,925

Flights are sorted by cheapest return flights first.

Deals found on 17/8

Showing 1-10 of 60 resultsSorted by cheapest first
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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 13 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 Wednesday (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.

Boarding

8.2

Entertainment

8.2

Food

7.9

Overall

8.1

Crew

8.4

Comfort

8.0

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.

Boarding

8.2

Entertainment

8.2

Food

7.9

Overall

8.1

Crew

8.4

Comfort

8.0

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.

Boarding

8.2

Entertainment

8.2

Food

7.9

Overall

8.1

Crew

8.4

Comfort

8.0

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.

Boarding

8.2

Entertainment

8.2

Food

7.9

Overall

8.1

Crew

8.4

Comfort

8.0

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.

Boarding

8.2

Entertainment

8.2

Food

7.9

Overall

8.1

Crew

8.4

Comfort

8.0

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.

Boarding

8.2

Entertainment

8.2

Food

7.9

Overall

8.1

Crew

8.4

Comfort

8.0

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 $266, however they can be found for as little as $245.

  • 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).

  • Which airport is closest to Portobello Market?

    f being close to Portobello Market is important to you, you’ll want to land at London Heathrow Airport.

  • 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
Dover
Aylesbury
Guildford
Stansted
Braintree
Brentford
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.

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