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$713+ Cheap flights to Heathrow

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 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
— LHR
27 Apr — 4 May1
1 adult
1 adult, Economy, 0 bags

Flights to Heathrow in 2026

Enter your travel dates to find the best prices.

Cheapest flights to Heathrow Airport
Explore the most affordable flight options available to Heathrow Airport. Find the lowest fares based on data from user searches, with prices last updated on 28 March 2026.

Tue 26/515:40
SYD
-
LHR
1 stop24h 20m
Etihad Airways
Wed 27/520:45
LHR
-
SYD
1 stop24h 25m
Etihad Airways
Deal found 27/3$1,359
Thu 23/419:40
SYD
-
LHR
2 stops57h 35m
Air China
Sun 3/522:40
LHR
-
SYD
1 stop31h 10m
Air China
Deal found 27/3$1,360
Wed 3/615:40
SYD
-
LHR
1 stop24h 20m
Etihad Airways
Wed 1/720:50
LHR
-
SYD
1 stop24h 20m
Etihad Airways
Deal found 27/3$1,362
Fri 10/415:40
SYD
-
LHR
1 stop32h 25m
Etihad Airways
Thu 23/421:10
LHR
-
SYD
1 stop34h 40m
Etihad Airways
Deal found 27/3$1,363
Fri 1/520:50
SYD
-
LHR
1 stop24h 55m
Etihad Airways
Thu 14/509:30
LHR
-
SYD
1 stop22h 20m
Etihad Airways
Deal found 27/3$1,366
Thu 30/420:40
SYD
-
LHR
2 stops32h 45m
Multiple Airlines
Sun 3/514:45
LHR
-
SYD
1 stop41h 05m
Multiple Airlines
Deal found 27/3$1,368
Tue 12/515:40
SYD
-
LHR
1 stop32h 25m
Etihad Airways
Tue 19/514:45
LHR
-
SYD
1 stop41h 05m
Etihad Airways
Deal found 27/3$1,372
Mon 11/515:40
SYD
-
LHR
1 stop24h 20m
Etihad Airways
Mon 18/509:30
LHR
-
SYD
1 stop22h 20m
Etihad Airways
Deal found 27/3$1,373
Tue 14/415:40
SYD
-
LHR
1 stop36h 40m
Etihad Airways
Sun 26/409:15
LHR
-
SYD
1 stop22h 35m
Etihad Airways
Deal found 27/3$1,378

Find flight deals to Heathrow Airport

Find the latest flights to Heathrow 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 28 March 2026.

Return from

$1,359

One-way from

$726

Popular in

December

Cheapest in

February

Average price

$1,697

Good round-trip deal

$2,671 or less

Good one-way deal

$1,669 or less
Etihad Airways
  • Etihad Airways
  • 26/5-27/5
  • 2 total stops
  • 48h 45m total
  • Sydney to London
Search Deals
Etihad Airways
  • Etihad Airways
  • 15/4
  • 1 total stop
  • 24h 20m total
  • Sydney to London
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($183 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($54 potential savings vs. average return price).
Search Deals
Average for return flights in March 2026
Search Deals
Price to beat on a round-trip flight from Sydney Kingsford Smith to London Heathrow.
Search Deals
Price to beat on a one-way flight from Sydney Kingsford Smith to London Heathrow.
Search Deals

Cheapflights Fare Finder

 
Locate flights to Heathrow 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 28 March 2026.
Use the filters below to find and compare flights to London Heathrow Airport that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Thu 4/6

21:30-18:45

1 stop30h 15m

London Heathrow

Mon 8/6

09:30-06:10

1 stop35h 40m

$1,439

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Fri 22/5

10:05-18:40

3 stops41h 35m

London Heathrow

Thu 4/6

21:20-08:00

3 stops49h 40m

$2,002

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Wed 5/8

22:10-16:35

1 stop27h 25m

London Heathrow

Thu 10/9

11:00-19:35

1 stop23h 35m

$2,133

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Mon 18/5

13:05-09:50

2 stops29h 45m

London Heathrow

Mon 25/5

22:40-19:10

2 stops35h 30m

$2,160

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Sat 18/7

21:30-15:05

1 stop26h 35m

London Heathrow

Sat 25/7

20:50-06:10

1 stop24h 20m

$2,173

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Sun 17/5

11:40-09:50

2 stops31h 10m

London Heathrow

Wed 20/5

22:40-19:10

2 stops35h 30m

$2,194

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Tue 9/6

07:05-09:50

3 stops35h 45m

London Heathrow

Tue 16/6

06:30-19:10

2 stops27h 40m

$2,208
Fastest return journey

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Wed 8/4

14:10-07:25

2 stops26h 15m

London Heathrow

Sat 11/4

21:10-06:10

1 stop24h 00m

$2,234

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Mon 1/6

14:35-16:00

2 stops34h 25m

London Heathrow

Sun 14/6

13:20-19:10

2 stops44h 50m

$2,269

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Fri 17/4

19:00-13:15

2 stops27h 15m

London Heathrow

Fri 24/4

21:55-08:25

2 stops25h 30m

$2,288

Flights are sorted by cheapest return flights first.

Deals found on 25/3

Showing 1-10 of 23 resultsSorted by cheapest first
1
2
3

Best time to book a flight to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow 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 Heathrow Airport

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

Use this chart to determine the optimal time to book a return flight from Sydney to Heathrow. Price data was last updated on 13 March 2026.

The price you pay for your flight to Heathrow may vary depending on when you book. For the best chance of a lower fare, look to book 51 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated 28 March 2026.
Read through reviews of airlines serving the United Kingdom, such as Singapore Airlines,Cathay Pacific, andQantas Airways. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.2
Very Good
1,484 reviews
Check prices

Overall

8.2

Boarding

8.3

Entertainment

8.0

Comfort

8.0

Crew

8.6

Food

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.
Singapore Airlines
8.2
Very Good
1,484 reviews
Singapore Airlines
8.2
Very Good
1,484 reviews
Check prices

Overall

8.2

Boarding

8.3

Entertainment

8.0

Comfort

8.0

Crew

8.6

Food

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.
Cathay Pacific
7.6
Good
1,232 reviews
Singapore Airlines
8.2
Very Good
1,484 reviews
Check prices

Overall

8.2

Boarding

8.3

Entertainment

8.0

Comfort

8.0

Crew

8.6

Food

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.
Qantas Airways
7.5
Good
1,013 reviews
Singapore Airlines
8.2
Very Good
1,484 reviews
Check prices

Overall

8.2

Boarding

8.3

Entertainment

8.0

Comfort

8.0

Crew

8.6

Food

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.
China Southern
7.4
Good
145 reviews
Singapore Airlines
8.2
Very Good
1,484 reviews
Check prices

Overall

8.2

Boarding

8.3

Entertainment

8.0

Comfort

8.0

Crew

8.6

Food

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.
Etihad Airways
7.3
Good
1,431 reviews
Singapore Airlines
8.2
Very Good
1,484 reviews
Check prices

Overall

8.2

Boarding

8.3

Entertainment

8.0

Comfort

8.0

Crew

8.6

Food

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.

FAQs about flying to Heathrow

  • Can I find cheaper flights to Heathrow 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 Heathrow on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Heathrow?

    Based on reviews from Cheapflights users, Hainan Airlines is rated the highest out of the airlines that fly to Heathrow.

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

    London Heathrow is currently the cheapest airport to fly to in Heathrow. One-way flights to London Heathrow typically cost $53, while return flights cost around $164.

  • How much is a return flight to Heathrow?

    A return flight to Heathrow will typically cost around $277, however they can be found for as little as $164.

  • Where does the fastest flight to Heathrow depart from?

    For those looking to save time traveling to Heathrow, 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 Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Kingston upon Thames
Salisbury
Horsham
Southall
Chatham
Aylesbury
Dover
Braintree
Gatwick
Chertsey

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How does Cheapflights help users find flights to Heathrow?

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Millions of users choose and trust Cheapflights to book the best flight deals to Heathrow for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights to Heathrow with no change fees?

Yes, we can. To see specific flights to Heathrow with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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Yes, and it’s super simple to set up Price Alerts. Click the bell icon next to the flight deals above and provide your email address. That’s it!

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