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$650+ 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 24/3. Fares are subject to change and may not be available on all flights or dates of travel.
— LON
27 déc. — 3 janv.1
1 adult
1 adult, Economy, 0 bags

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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 27 novembre 2025.

lun. 1/1221:30SYD - LHR
1 stop28h 00mEtihad Airways
lun. 8/1219:20LHR - SYD
1 stop24h 15mEtihad Airways
Deal found 26/11$1,571
mar. 25/1115:50SYD - LGW
1 stop25h 05mMultiple Airlines
mar. 2/1210:30LGW - SYD
1 stop36h 30mMultiple Airlines
Deal found 24/11$1,597
lun. 1/1221:30SYD - LHR
1 stop44h 10mMultiple Airlines
dim. 7/1220:25LHR - SYD
1 stop32h 05mMultiple Airlines
Deal found 24/11$1,607
mer. 26/1115:15SYD - LHR
1 stop26h 15mCathay Pacific
jeu. 4/1222:05LHR - SYD
1 stop26h 55mCathay Pacific
Deal found 25/11$1,610
mar. 2/1216:35SYD - LHR
1 stop25h 05mMultiple Airlines
sam. 6/1220:25LHR - SYD
1 stop32h 05mMultiple Airlines
Deal found 25/11$1,616
lun. 1/1216:35SYD - LHR
1 stop25h 05mMultiple Airlines
ven. 5/1217:40LHR - SYD
1 stop34h 50mMultiple Airlines
Deal found 24/11$1,622
dim. 30/1106:35SYD - LGW
2 stops42h 25mMultiple Airlines
dim. 7/1211:35LGW - SYD
1 stop40h 55mMultiple Airlines
Deal found 24/11$1,639
mar. 25/1117:45SYD - LHR
2 stops35h 50mMultiple Airlines
mar. 2/1221:00LHR - SYD
1 stop26h 00mMultiple Airlines
Deal found 24/11$1,653
mar. 25/1121:30SYD - LHR
1 stop31h 40mEtihad Airways
lun. 8/1219:20LHR - SYD
1 stop24h 15mEtihad Airways
Deal found 24/11$1,654
mer. 26/1116:35SYD - LHR
1 stop25h 05mEtihad Airways
mer. 10/1208:50LHR - SYD
1 stop34h 45mEtihad Airways
Deal found 25/11$1,656
ven. 28/1115:15SYD - LHR
1 stop34h 45mCathay Pacific
ven. 5/1211:00LHR - SYD
1 stop22h 50mCathay Pacific
Deal found 26/11$1,657
jeu. 27/1117:35SYD - LHR
3 stops60h 45mMultiple Airlines
sam. 6/1220:25LHR - SYD
1 stop32h 05mMultiple Airlines
Deal found 24/11$1,659

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 27 novembre 2025.

Return from

$1,507

One-way from

$650

Popular in

December

Cheapest in

February

Average price

$1,702

Good round-trip deal

$2,001 or less

Good one-way deal

$1,443 or less
Air China
  • Air China
  • 13/5-28/5
  • 2 total stops
  • 78h 15m total
  • Sydney to London
Search Deals
Hainan Airlines
  • Hainan Airlines
  • 24/3
  • 1 total stop
  • 30h 20m total
  • Sydney to London
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($271 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($65 potential savings vs. average return price).
Search Deals
Average for return flights in November 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.
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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 27 novembre 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 - LTN

SYDLTN

Sydney Kingsford Smith

dim. 1/3

16:35-14:15

2 stops32h 40m

London Luton

dim. 15/3

14:40-06:35

2 stops28h 55m

$1,574

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

lun. 16/2

21:15-16:10

2 stops29h 55m

London Gatwick

sam. 21/3

17:05-19:20

2 stops39h 15m

$1,633

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

sam. 21/2

21:15-16:10

2 stops29h 55m

London Gatwick

ven. 20/3

17:05-19:20

2 stops39h 15m

$1,633

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

dim. 22/2

21:15-16:10

2 stops29h 55m

London Gatwick

mar. 17/3

06:25-19:20

2 stops25h 55m

$1,633

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

mar. 17/2

12:45-09:20

2 stops31h 35m

London Gatwick

sam. 21/3

17:05-19:20

2 stops39h 15m

$1,659

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

mar. 17/2

12:45-09:20

2 stops31h 35m

London Gatwick

ven. 13/3

17:05-19:20

2 stops39h 15m

$1,659

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

dim. 1/3

21:15-16:10

2 stops29h 55m

London Heathrow

jeu. 19/3

06:35-19:20

2 stops25h 45m

$1,694

SydneyLondon

SYD - LTN

SYDLTN

Sydney Kingsford Smith

lun. 19/1

20:05-16:20

2 stops31h 15m

London Luton

lun. 2/2

14:00-11:45

3 stops34h 45m

$1,699

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

mer. 18/2

15:50-05:55

1 stop25h 05m

London Gatwick

dim. 15/3

14:05-06:50

1 stop29h 45m

$1,720

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

mer. 18/2

15:50-05:55

1 stop25h 05m

London Gatwick

lun. 16/3

09:00-06:50

1 stop34h 50m

$1,724

Flights are sorted by cheapest return flights first.

Deals found on 26/11

Showing 1-10 of 60 results
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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
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 21 November 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 32 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 59 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 Qantas Airways, Etihad Airways and Singapore Airlines.

Singapore Airlines
Singapore Airlines
From $1,388
Qantas Airways
Qantas Airways
From $1,550
Emirates
Emirates
From $1,570
Qatar Airways
Qatar Airways
From $1,352

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 27 novembre 2025.
Get a feel of what it's like to fly with Emirates, Singapore Airlines, andQantas 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.
Emirates
8.1
Very Good
3,422 reviews
Check prices

Comfort

8.0

Crew

8.3

Overall

8.1

Entertainment

8.2

Food

7.9

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Muhammed,June 2025

DXB - DUR

Amazing. Not bad at all. Wish all my flights are like this
Emirates
8.1
Very Good
3,422 reviews
Emirates
8.1
Very Good
3,422 reviews
Check prices

Comfort

8.0

Crew

8.3

Overall

8.1

Entertainment

8.2

Food

7.9

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Muhammed,June 2025

DXB - DUR

Amazing. Not bad at all. Wish all my flights are like this
Singapore Airlines
8.1
Very Good
1,410 reviews
Emirates
8.1
Very Good
3,422 reviews
Check prices

Comfort

8.0

Crew

8.3

Overall

8.1

Entertainment

8.2

Food

7.9

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Muhammed,June 2025

DXB - DUR

Amazing. Not bad at all. Wish all my flights are like this
Qantas Airways
7.5
Good
946 reviews
Emirates
8.1
Very Good
3,422 reviews
Check prices

Comfort

8.0

Crew

8.3

Overall

8.1

Entertainment

8.2

Food

7.9

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Muhammed,June 2025

DXB - DUR

Amazing. Not bad at all. Wish all my flights are like this
Etihad Airways
7.4
Good
1,312 reviews
Emirates
8.1
Very Good
3,422 reviews
Check prices

Comfort

8.0

Crew

8.3

Overall

8.1

Entertainment

8.2

Food

7.9

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Muhammed,June 2025

DXB - DUR

Amazing. Not bad at all. Wish all my flights are like this
China Eastern
7.2
Good
178 reviews
Emirates
8.1
Very Good
3,422 reviews
Check prices

Comfort

8.0

Crew

8.3

Overall

8.1

Entertainment

8.2

Food

7.9

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Muhammed,June 2025

DXB - DUR

Amazing. Not bad at all. Wish all my flights are like this

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 Stansted is currently the cheapest airport to fly to in London. One-way flights to London Stansted typically cost $20, while return flights cost around $84.

  • How much is a return flight to London?

    A return flight to London will typically cost around $2,671, however they can be found for as little as $196.

  • 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).

  • Which airport is closest to Natural History Museum?

    f being close to Natural History Museum 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 Airport Terminal 2-3 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
Kingston upon Thames
Hounslow
Horsham
Southall
Chatham
Dorking
Dover
Braintree
Gatwick
Chertsey

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