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$763+ Cheap flights to London

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
— LON
17 May — 24 May1
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
Explore the most affordable flight options available to London. Find the lowest fares based on data from user searches, with prices last updated on 17 April 2026.

Wed 14/1016:40
SYD
-
LHR
1 stop24h 20m
Etihad Airways
Tue 3/1119:20
LHR
-
SYD
1 stop35h 35m
Etihad Airways
Deal found 12/4$1,324
Sun 19/419:40
SYD
-
LGW
2 stops44h 15m
Air China
Sun 17/512:35
LGW
-
SYD
1 stop41h 15m
Air China
Deal found 13/4$1,329
Wed 11/1116:35
SYD
-
LHR
1 stop32h 55m
Etihad Airways
Sun 15/1119:20
LHR
-
SYD
1 stop24h 15m
Etihad Airways
Deal found 16/4$1,333
Thu 22/1020:40
SYD
-
LHR
1 stop31h 00m
Air China
Thu 12/1120:25
LHR
-
SYD
1 stop32h 05m
Air China
Deal found 12/4$1,336
Fri 9/1010:45
SYD
-
LGW
2 stops30h 40m
AirAsia X
Fri 23/1010:25
LGW
-
SYD
2 stops36h 55m
AirAsia X
Deal found 17/4$1,338
Sun 6/909:45
SYD
-
LGW
1 stop30h 40m
AirAsia X
Fri 30/1009:25
LGW
-
SYD
1 stop36h 50m
AirAsia X
Deal found 12/4$1,355
Sun 15/1110:45
SYD
-
LGW
1 stop30h 40m
AirAsia X
Fri 27/1109:25
LGW
-
SYD
1 stop36h 50m
AirAsia X
Deal found 12/4$1,357
Sat 10/1010:45
SYD
-
LGW
2 stops30h 40m
AirAsia X
Fri 6/1109:25
LGW
-
SYD
2 stops36h 50m
AirAsia X
Deal found 16/4$1,358
Sun 19/419:40
SYD
-
LGW
2 stops44h 15m
Air China
Fri 15/511:15
LGW
-
SYD
2 stops42h 35m
Air China
Deal found 13/4$1,364
Sun 12/709:45
SYD
-
LGW
2 stops30h 40m
AirAsia X
Thu 20/810:25
LGW
-
SYD
2 stops36h 55m
AirAsia X
Deal found 12/4$1,366
Wed 16/920:50
SYD
-
LGW
1 stop43h 15m
AirAsia X
Fri 23/1010:25
LGW
-
SYD
1 stop36h 55m
AirAsia X
Deal found 13/4$1,369
Thu 7/521:00
SYD
-
LHR
2 stops31h 30m
Multiple Airlines
Sun 7/620:25
LHR
-
SYD
1 stop33h 25m
Multiple Airlines
Deal found 16/4$1,376

Find flight deals to London

Find the latest flights to London in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 17 April 2026.

Return from

$1,366

One-way from

$761

Popular in

December

Cheapest in

February

Average price

$1,790

Good round-trip deal

$2,508 or less

Good one-way deal

$1,602 or less
AirAsia X
  • AirAsia X
  • 12/7-20/8
  • 4 total stops
  • 67h 35m total
  • Sydney to London
Search Deals
AirAsia X
  • AirAsia X
  • 24/7
  • 1 total stop
  • 30h 40m total
  • Sydney to London
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($171 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($52 potential savings vs. average return price).
Search Deals
Average for return flights in April 2026
Search Deals
Price to beat on a round-trip flight from Sydney Kingsford Smith to London.
Search Deals
Price to beat on a one-way flight from Sydney Kingsford Smith to London.
Search Deals

Cheapflights Fare Finder

 
Locate flights to London that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 17 April 2026.
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 - LTN

SYDLTN

Sydney Kingsford Smith

Sun 31/5

15:40-18:15

2 stops35h 35m

London Luton

Sat 20/6

12:45-06:10

2 stops32h 25m

$1,522

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Wed 12/8

11:00-15:00

1 stop37h 00m

London Gatwick

Fri 14/8

11:35-12:35

1 stop40h 00m

$1,758

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Wed 19/8

11:00-15:00

1 stop37h 00m

London Gatwick

Thu 10/9

18:00-08:00

2 stops29h 00m

$1,798

SydneyLondon

SYD - LTN

SYDLTN

Sydney Kingsford Smith

Thu 28/5

10:05-09:00

2 stops31h 55m

London Luton

Thu 4/6

06:00-19:25

2 stops28h 25m

$1,910

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Mon 11/5

20:45-18:00

1 stop30h 15m

London Heathrow

Mon 15/6

15:35-06:10

1 stop29h 35m

$1,921

SydneyLondon

SYD - STN

SYDSTN

Sydney Kingsford Smith

Thu 28/5

06:00-12:55

1 stop39h 55m

London Stansted

Thu 4/6

21:05-06:25

2 stops48h 20m

$1,974

SydneyLondon

SYD - STN

SYDSTN

Sydney Kingsford Smith

Tue 16/6

06:00-12:55

1 stop39h 55m

London Stansted

Thu 2/7

21:05-17:30

1 stop35h 25m

$1,995
Fastest return journey

SydneyLondon

SYD - STN

SYDSTN

Sydney Kingsford Smith

Mon 11/5

20:45-12:55

1 stop25h 10m

London Stansted

Mon 15/6

14:55-22:05

1 stop22h 10m

$1,996

SydneyLondon

SYD - STN

SYDSTN

Sydney Kingsford Smith

Mon 1/6

06:00-12:55

1 stop39h 55m

London Stansted

Mon 8/6

21:05-22:05

1 stop40h 00m

$2,012

SydneyLondon

SYD - STN

SYDSTN

Sydney Kingsford Smith

Sun 3/5

20:45-12:55

1 stop25h 10m

London Stansted

Fri 15/5

14:55-22:05

1 stop22h 10m

$2,023

Flights are sorted by cheapest return flights first.

Deals found on 16/4

Showing 1-10 of 60 resultsSorted by cheapest first
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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
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 to London

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

Use this chart to determine the optimal time to book a return flight from Sydney to London. Price data was last updated on 10 April 2026.

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 20 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

How long is the flight to London?

On average, a flight from Sydney to London takes 25 hours 50 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 most popular airlines that fly to London?

The most popular airlines flying from Sydney to London are Etihad Airways, Qantas Airways and Emirates.

Singapore Airlines
Singapore Airlines
From $1,202
Qatar Airways
Qatar Airways
From $1,226
Emirates
Emirates
From $1,330
Qantas Airways
Qantas Airways
From $1,384

What are the cheapest airlines that fly to London?

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

Rainfall in London by month

Plan your trip to London by taking into account the average rainfall totals 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

Plan your trip to London by taking into account the average temperature totals 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).

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 17 April 2026.
Get a feel of what it's like to fly with Emirates,Qantas Airways, 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.
Emirates
8.1
Very Good
3,559 reviews
Check prices

Comfort

8.0

Overall

8.1

Boarding

8.1

Crew

8.3

Entertainment

8.2

Food

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

DXB - MAN

A380 is best airplane in the world for long haul flights. And Emirates one of the top airlines.
Emirates
8.1
Very Good
3,559 reviews
Emirates
8.1
Very Good
3,559 reviews
Check prices

Comfort

8.0

Overall

8.1

Boarding

8.1

Crew

8.3

Entertainment

8.2

Food

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

DXB - MAN

A380 is best airplane in the world for long haul flights. And Emirates one of the top airlines.
Qantas Airways
7.5
Good
1,019 reviews
Emirates
8.1
Very Good
3,559 reviews
Check prices

Comfort

8.0

Overall

8.1

Boarding

8.1

Crew

8.3

Entertainment

8.2

Food

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

DXB - MAN

A380 is best airplane in the world for long haul flights. And Emirates one of the top airlines.
China Southern
7.4
Good
149 reviews
Emirates
8.1
Very Good
3,559 reviews
Check prices

Comfort

8.0

Overall

8.1

Boarding

8.1

Crew

8.3

Entertainment

8.2

Food

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

DXB - MAN

A380 is best airplane in the world for long haul flights. And Emirates one of the top airlines.
Etihad Airways
7.3
Good
1,434 reviews
Emirates
8.1
Very Good
3,559 reviews
Check prices

Comfort

8.0

Overall

8.1

Boarding

8.1

Crew

8.3

Entertainment

8.2

Food

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

DXB - MAN

A380 is best airplane in the world for long haul flights. And Emirates one of the top airlines.
China Eastern
7.2
Good
205 reviews
Emirates
8.1
Very Good
3,559 reviews
Check prices

Comfort

8.0

Overall

8.1

Boarding

8.1

Crew

8.3

Entertainment

8.2

Food

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

DXB - MAN

A380 is best airplane in the world for long haul flights. And Emirates one of the top airlines.

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, Hainan Airlines is rated the highest out of the airlines that fly to London.

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

    London Stansted is currently the cheapest airport to fly to in London. One-way flights to London Stansted typically cost $18, while return flights cost around $80.

  • How much is a return flight to London?

    A return flight to London will typically cost around $635, however they can be found for as little as $172.

  • 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. Aeropartment & Aerotel, London Heathrow Airport, Terminal 4, Ev Stations & Cheap Parking On Site! 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
Kingston upon Thames
Horsham
Chatham
Aylesbury
Dover
Luton
Braintree
Gatwick
Chertsey

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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.

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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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