$664+ Cheap flights to London

— LON
9 Dec — 16 Dec1
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 12/1115:10 -
1 stop26h 20m
Mon 30/1109:50 -
1 stop33h 45m
Deal found 4/11$1,419
Thu 5/1112:00 -
1 stop37h 00m
Wed 18/1110:30 -
1 stop40h 05m
Deal found 4/11$1,421
Thu 12/1112:00 -
1 stop37h 00m
Wed 25/1110:30 -
1 stop40h 05m
Deal found 4/11$1,425
Thu 12/1115:10 -
1 stop26h 20m
Wed 25/1107:25 -
2 stops42h 55m
Deal found 4/11$1,428
Mon 9/1115:10 -
1 stop38h 25m
Wed 25/1115:45 -
2 stops34h 35m
Deal found 7/11$1,432
Tue 10/1115:10 -
1 stop26h 30m
Tue 24/1120:20 -
2 stops30h 00m
Deal found 8/11$1,434
Tue 24/1112:35 -
1 stop28h 50m
Sun 29/1112:30 -
1 stop35h 05m
Deal found 4/11$1,435
Thu 12/1121:30 -
2 stops35h 50m
Wed 25/1112:15 -
2 stops31h 15m
Deal found 9/11$1,437
Mon 9/1111:25 -
1 stop42h 10m
Sun 22/1122:00 -
1 stop28h 20m
Deal found 5/11$1,437
Thu 5/1111:25 -
1 stop30h 05m
Sat 14/1120:20 -
2 stops37h 05m
Deal found 4/11$1,437
Mon 9/1115:10 -
1 stop38h 25m
Wed 25/1121:30 -
2 stops28h 50m
Deal found 7/11$1,438
Mon 9/1115:10 -
2 stops37h 10m
Mon 23/1117:00 -
1 stop30h 00m
Deal found 6/11$1,438

Find flight deals to London

Return from

$1,421

One-way from

$664

Popular in

December

Cheapest in

February

Average price

$1,719

Good round-trip deal

$2,226 or less

Good one-way deal

$1,611 or less
China Eastern
  • China Eastern
  • 12/11-25/11
  • 4 total stops
  • 65h 05m total
  • Sydney to London
Air India
  • Air India
  • 21/11-31/12
  • 1 total stop
  • 43h 05m total
  • Sydney to London
Highest demand for flights based on searches. 7% potential increase in price ($162 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease ($60 potential savings vs. average return price).
Average for return flights in November 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 - LHR London Heathrow

SYDLHR

Sydney Kingsford Smith

Mon 22/2

22:10-20:30

1 stop33h 20m

London Heathrow

Wed 31/12

00:00-09:00

Nonstop0h 00m

$694

SydneyLondon

SYD Sydney Kingsford Smith - LHR London Heathrow

SYDLHR

Sydney Kingsford Smith

Wed 3/3

22:10-20:30

1 stop33h 20m

London Heathrow

Wed 31/12

00:00-09:00

Nonstop0h 00m

$694

SydneyLondon

SYD Sydney Kingsford Smith - LHR London Heathrow

SYDLHR

Sydney Kingsford Smith

Mon 1/3

22:10-20:30

1 stop33h 20m

London Heathrow

Wed 31/12

00:00-09:00

Nonstop0h 00m

$694

SydneyLondon

SYD Sydney Kingsford Smith - LHR London Heathrow

SYDLHR

Sydney Kingsford Smith

Wed 18/11

16:50-12:05

1 stop30h 15m

London Heathrow

Wed 31/12

00:00-09:00

Nonstop0h 00m

$723

SydneyLondon

SYD Sydney Kingsford Smith - LHR London Heathrow

SYDLHR

Sydney Kingsford Smith

Thu 28/1

22:30-19:20

1 stop31h 50m

London Heathrow

Wed 31/12

00:00-09:00

Nonstop0h 00m

$766

SydneyLondon

SYD Sydney Kingsford Smith - LTN London Luton

SYDLTN

Sydney Kingsford Smith

Wed 17/2

15:10-07:45

2 stops51h 35m

London Luton

Wed 31/12

00:00-09:00

Nonstop0h 00m

$788

SydneyLondon

SYD Sydney Kingsford Smith - LTN London Luton

SYDLTN

Sydney Kingsford Smith

Mon 3/5

11:00-02:50

3 stops48h 50m

London Luton

Wed 31/12

00:00-09:00

Nonstop0h 00m

$828

SydneyLondon

SYD Sydney Kingsford Smith - LTN London Luton

SYDLTN

Sydney Kingsford Smith

Mon 16/11

16:50-10:45

2 stops28h 55m

London Luton

Wed 31/12

00:00-09:00

Nonstop0h 00m

$833

SydneyLondon

SYD Sydney Kingsford Smith - LTN London Luton

SYDLTN

Sydney Kingsford Smith

Tue 27/4

13:00-21:55

3 stops41h 55m

London Luton

Wed 31/12

00:00-09:00

Nonstop0h 00m

$849

SydneyLondon

SYD Sydney Kingsford Smith - LTN London Luton

SYDLTN

Sydney Kingsford Smith

Thu 4/3

12:00-11:15

2 stops34h 15m

London Luton

Wed 31/12

00:00-09:00

Nonstop0h 00m

$852

Flights are sorted by cheapest return flights first.

Deals found on 6/11

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 25 hours 55 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 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 London?

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

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 26 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 Singapore Airlines,Emirates, andChina Southern 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.

Food

7.8

Crew

8.6

Comfort

8.0

Overall

8.2

Entertainment

8.1

Boarding

8.3

Reviews

1 / 20
10.0
Excellent

Judith,Sept 2026

SFO - SIN

Great except for giving me a dinner with rice in it that I didn’t order.

Food

7.8

Crew

8.6

Comfort

8.0

Overall

8.2

Entertainment

8.1

Boarding

8.3

Reviews

1 / 20
10.0
Excellent

Judith,Sept 2026

SFO - SIN

Great except for giving me a dinner with rice in it that I didn’t order.

Food

7.8

Crew

8.6

Comfort

8.0

Overall

8.2

Entertainment

8.1

Boarding

8.3

Reviews

1 / 20
10.0
Excellent

Judith,Sept 2026

SFO - SIN

Great except for giving me a dinner with rice in it that I didn’t order.

Food

7.8

Crew

8.6

Comfort

8.0

Overall

8.2

Entertainment

8.1

Boarding

8.3

Reviews

1 / 20
10.0
Excellent

Judith,Sept 2026

SFO - SIN

Great except for giving me a dinner with rice in it that I didn’t order.

Food

7.8

Crew

8.6

Comfort

8.0

Overall

8.2

Entertainment

8.1

Boarding

8.3

Reviews

1 / 20
10.0
Excellent

Judith,Sept 2026

SFO - SIN

Great except for giving me a dinner with rice in it that I didn’t order.

Food

7.8

Crew

8.6

Comfort

8.0

Overall

8.2

Entertainment

8.1

Boarding

8.3

Reviews

1 / 20
10.0
Excellent

Judith,Sept 2026

SFO - SIN

Great except for giving me a dinner with rice in it that I didn’t order.

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, Singapore Airlines 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 $55.

  • How much is a return flight to London?

    A return flight to London will typically cost around $258, however they can be found for as little as $129.

  • 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 30 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
Milton Keynes
Hounslow
St. Albans
Luton
Horsham
Brentford
Dover
Aylesbury
Dorking
Guildford
Stansted
Braintree
Gatwick
Kingston upon Thames
Uxbridge
Twickenham
Chertsey
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.

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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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