Find flights
Deals
Airlines
Travel Guide

$696+ 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 21/5. Fares are subject to change and may not be available on all flights or dates of travel.
— LON
29 Apr — 6 May1
1 adult

Flights to London in 2025

Find the latest flights to London in 2025, 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 24 April 2025.

Return from

$1,468

One-way from

$696

Popular in

December

Cheapest in

October

Average price

$1,938

Good round-trip deal

$2,088 or less

Good one-way deal

$1,511 or less
13/5-29/5
  • 13/5-29/5
  • 4 total stops
  • 87h 30m total
  • Sydney to London
Search Deals
21/5
  • 21/5
  • 2 total stops
  • 38h 45m total
  • Sydney to London
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($405 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($104 potential savings vs. average return price).
Search Deals
Average for return flights in April 2025
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

Find flight deals to London

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 24 April 2025.

Tue 13/512:50SYD - LGW
2 stops36h 10mMultiple Airlines
Thu 29/507:10LGW - SYD
2 stops51h 20mMultiple Airlines
Deal found 23/4$1,468
Fri 23/511:00SYD - LHR
1 stop40h 40mChina Eastern
Wed 11/621:20LHR - SYD
1 stop26h 40mChina Eastern
Deal found 23/4$1,469
Wed 21/511:00SYD - LGW
1 stop37h 00mChina Eastern
Wed 4/618:25LGW - SYD
1 stop33h 10mChina Eastern
Deal found 23/4$1,469
Wed 14/522:10SYD - LHR
1 stop27h 25mMalaysia Airlines
Wed 28/511:00LHR - SYD
1 stop23h 35mMalaysia Airlines
Deal found 23/4$1,491
Sun 4/521:45SYD - LGW
2 stops53h 45mChina Southern
Sat 21/621:30LGW - SYD
2 stops61h 10mChina Southern
Deal found 23/4$1,494
Mon 11/819:45SYD - LGW
2 stops32h 00mAir China
Sun 31/812:35LGW - SYD
1 stop41h 15mAir China
Deal found 22/4$1,502
Mon 19/521:50SYD - LHR
1 stop29h 25mCathay Pacific
Wed 4/620:10LHR - SYD
1 stop27h 30mCathay Pacific
Deal found 23/4$1,511
Fri 23/512:35SYD - LHR
2 stops40h 55mMultiple Airlines
Mon 9/622:40LHR - SYD
2 stops38h 40mMultiple Airlines
Deal found 23/4$1,516
Wed 21/511:25SYD - LTN
2 stops41h 00mMultiple Airlines
Mon 9/606:05LTN - SYD
2 stops42h 15mMultiple Airlines
Deal found 23/4$1,546
Mon 11/819:45SYD - LHR
1 stop31h 00mAir China
Sun 31/820:25LHR - SYD
1 stop33h 25mAir China
Deal found 22/4$1,565
Sat 7/610:15SYD - LHR
1 stop41h 45mChina Southern
Sat 14/622:10LHR - SYD
1 stop36h 30mChina Southern
Deal found 23/4$1,579
Tue 15/720:55SYD - LGW
2 stops28h 20mTurkish Airlines
Mon 18/817:15LGW - SYD
2 stops40h 45mTurkish Airlines
Deal found 23/4$1,607

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 24 April 2025.
Use the filters below to find and compare flights to London that are best for you.

Fly from

Sydney

Route

Depart

Return

Price

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Tue 13/5

12:50-16:00

2 stops36h 10m

London Gatwick

Thu 29/5

07:10-19:30

2 stops51h 20m

$1,468

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Fri 23/5

11:20-18:40

3 stops40h 20m

London Heathrow

Fri 30/5

21:20-07:40

2 stops49h 20m

$1,469

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Wed 21/5

11:00-15:00

1 stop37h 00m

London Gatwick

Wed 4/6

18:25-12:35

1 stop33h 10m

$1,469

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Wed 14/5

22:10-16:35

1 stop27h 25m

London Heathrow

Wed 28/5

11:00-19:35

1 stop23h 35m

$1,491

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Sun 4/5

21:45-18:30

2 stops53h 45m

London Gatwick

Sat 21/6

21:30-19:40

2 stops61h 10m

$1,494

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Mon 11/8

19:45-18:45

2 stops32h 00m

London Gatwick

Sun 31/8

12:35-14:50

1 stop41h 15m

$1,502

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Mon 19/5

21:50-18:15

1 stop29h 25m

London Heathrow

Wed 4/6

20:10-08:40

1 stop27h 30m

$1,511

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Wed 4/6

16:00-20:30

2 stops37h 30m

London Heathrow

Wed 25/6

20:25-18:40

2 stops37h 15m

$1,519

SydneyLondon

SYD - LTN

SYDLTN

Sydney Kingsford Smith

Wed 21/5

11:25-19:25

2 stops41h 00m

London Luton

Mon 9/6

06:05-09:20

2 stops42h 15m

$1,546

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Mon 11/8

19:45-17:45

1 stop31h 00m

London Heathrow

Sun 31/8

20:25-14:50

1 stop33h 25m

$1,565

Flights are sorted by cheapest return flights first.

Deals found on 22/4

Showing 1-10 of 52 results
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
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 18 April 2025.

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 62 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 26 hours 24 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.

When is the cheapest time to fly to London?

Use this chart to determine the cheapest time to fly return from Sydney to London. Price data was last updated on 16 December 2024.

Users looking for the lowest fares to London should consider flying on Saturday evenings, when prices are typically cheapest. Budget-minded travellers will want to avoid Wednesday at midday, when prices are usually at their highest.

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 Singapore Airlines, Cathay Pacific and Qantas Airways.

Singapore Airlines

Singapore Airlines

From $994

Cathay Pacific

Cathay Pacific

From $924

Qantas Airways

Qantas Airways

From $1,201

Etihad Airways

Etihad Airways

From $844

What are the cheapest airlines that fly to London?

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

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 24 April 2025.
Read reviews from past customers who have flown Japan Airlines, China Airlines and Asiana Airlines to London. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Japan Airlines
8.3
Very Good
1,453 reviews
Check prices

Boarding

8.4

Entertainment

7.8

Comfort

8.2

Overall

8.3

Crew

8.7

Food

7.7

Reviews

1 / 20
10.0
Excellent

mark,Nov 2024

YVR - NRT

I like that flight because super nice and friendly. I’m a senior and quick not comfortable to ask what I need help. But would be nicer if they check us if we need any more help because we are not able to leave our seat. However Japan Aniline is my on top priority
Japan Airlines
8.3
Very Good
1,453 reviews
Japan Airlines
8.3
Very Good
1,453 reviews
Check prices

Boarding

8.4

Entertainment

7.8

Comfort

8.2

Overall

8.3

Crew

8.7

Food

7.7

Reviews

1 / 20
10.0
Excellent

mark,Nov 2024

YVR - NRT

I like that flight because super nice and friendly. I’m a senior and quick not comfortable to ask what I need help. But would be nicer if they check us if we need any more help because we are not able to leave our seat. However Japan Aniline is my on top priority
China Airlines
8.3
Very Good
727 reviews
Japan Airlines
8.3
Very Good
1,453 reviews
Check prices

Boarding

8.4

Entertainment

7.8

Comfort

8.2

Overall

8.3

Crew

8.7

Food

7.7

Reviews

1 / 20
10.0
Excellent

mark,Nov 2024

YVR - NRT

I like that flight because super nice and friendly. I’m a senior and quick not comfortable to ask what I need help. But would be nicer if they check us if we need any more help because we are not able to leave our seat. However Japan Aniline is my on top priority
Asiana Airlines
8.2
Very Good
443 reviews
Japan Airlines
8.3
Very Good
1,453 reviews
Check prices

Boarding

8.4

Entertainment

7.8

Comfort

8.2

Overall

8.3

Crew

8.7

Food

7.7

Reviews

1 / 20
10.0
Excellent

mark,Nov 2024

YVR - NRT

I like that flight because super nice and friendly. I’m a senior and quick not comfortable to ask what I need help. But would be nicer if they check us if we need any more help because we are not able to leave our seat. However Japan Aniline is my on top priority
Fiji Airways
8.1
Very Good
188 reviews
Japan Airlines
8.3
Very Good
1,453 reviews
Check prices

Boarding

8.4

Entertainment

7.8

Comfort

8.2

Overall

8.3

Crew

8.7

Food

7.7

Reviews

1 / 20
10.0
Excellent

mark,Nov 2024

YVR - NRT

I like that flight because super nice and friendly. I’m a senior and quick not comfortable to ask what I need help. But would be nicer if they check us if we need any more help because we are not able to leave our seat. However Japan Aniline is my on top priority
Hainan Airlines
8.1
Very Good
37 reviews
Japan Airlines
8.3
Very Good
1,453 reviews
Check prices

Boarding

8.4

Entertainment

7.8

Comfort

8.2

Overall

8.3

Crew

8.7

Food

7.7

Reviews

1 / 20
10.0
Excellent

mark,Nov 2024

YVR - NRT

I like that flight because super nice and friendly. I’m a senior and quick not comfortable to ask what I need help. But would be nicer if they check us if we need any more help because we are not able to leave our seat. However Japan Aniline is my on top priority

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

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

    London Gatwick is currently the cheapest airport to fly to in London. One-way flights to London Gatwick typically cost $17, while return flights cost around $38.

  • How much is a return flight to London?

    A return flight to London will typically cost around $94, however they can be found for as little as $94.

  • 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
Gatwick
Hounslow
Southall
Chatham
Dover
Dorking
Canterbury
Andover
Hayes
Horley

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.

Find the best flight deals to London

Some of the lowest fares we’ve come across for flights to London.
Flights from Dublin to Heathrow
Flights from Zurich to Heathrow
Flights from Amsterdam to Gatwick
Flights from Barcelona-El Prat to Heathrow

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 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.
Site
©2025 Cheapflights