$763+ Cheap flights to Heathrow (LHR)

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.
— LHR
17 May — 24 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 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
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
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
Thu 5/1120:40
SYD
-
LHR
1 stop32h 10m
Air China
Thu 12/1120:25
LHR
-
SYD
1 stop32h 05m
Air China
Deal found 15/4$1,383
Tue 20/1021:00
SYD
-
LHR
1 stop32h 30m
Multiple Airlines
Tue 10/1117:40
LHR
-
SYD
1 stop34h 50m
Multiple Airlines
Deal found 16/4$1,398
Thu 16/720:00
SYD
-
LHR
1 stop24h 30m
Air India
Fri 14/813:15
LHR
-
SYD
1 stop44h 10m
Air India
Deal found 13/4$1,421
Wed 5/820:00
SYD
-
LHR
1 stop25h 05m
Air India
Sat 5/913:15
LHR
-
SYD
1 stop44h 10m
Air India
Deal found 14/4$1,422
Thu 23/720:00
SYD
-
LHR
1 stop24h 30m
Air India
Thu 20/814:00
LHR
-
SYD
1 stop43h 25m
Air India
Deal found 15/4$1,428
Mon 3/820:00
SYD
-
LHR
1 stop24h 30m
Air India
Thu 3/909:45
LHR
-
SYD
1 stop23h 40m
Air India
Deal found 15/4$1,432

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 17 April 2026.

Return from

$1,338

One-way from

$764

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
  • 9/10-23/10
  • 4 total stops
  • 67h 35m total
  • Sydney to London
16/6
  • 16/6
  • 2 total stops
  • 43h 20m total
  • Sydney to London
Highest demand for flights based on searches. 8% potential increase in price ($171 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease ($52 potential savings vs. average return price).
Average for return flights in April 2026
Price to beat on a round-trip flight from Sydney Kingsford Smith to London Heathrow.
Price to beat on a one-way flight from Sydney Kingsford Smith to London Heathrow.

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 17 April 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

Mon 11/5

20:45-18:00

1 stop30h 15m

London Heathrow

Mon 15/6

15:35-06:10

1 stop29h 35m

$1,921
Fastest return journey

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Mon 18/5

20:10-16:10

1 stop29h 00m

London Heathrow

Tue 2/6

22:15-06:05

1 stop22h 50m

$2,095

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Tue 16/6

14:50-20:25

1 stop38h 35m

London Heathrow

Thu 25/6

08:25-06:10

1 stop36h 45m

$2,100

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Fri 8/5

09:50-12:25

2 stops35h 35m

London Heathrow

Thu 21/5

22:15-06:25

2 stops47h 10m

$2,121

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Thu 28/5

09:30-14:20

1 stop37h 50m

London Heathrow

Fri 12/6

16:35-19:25

1 stop41h 50m

$2,213

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Tue 12/5

10:15-16:55

2 stops39h 40m

London Heathrow

Tue 23/6

19:50-08:15

1 stop27h 25m

$2,275

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Fri 24/4

20:45-20:10

1 stop32h 25m

London Heathrow

Fri 1/5

21:10-17:30

2 stops35h 20m

$2,341

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Sun 3/5

15:40-12:45

1 stop30h 05m

London Heathrow

Mon 11/5

21:45-19:15

2 stops36h 30m

$2,550

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Mon 29/6

10:15-17:50

1 stop40h 35m

London Heathrow

Wed 29/7

18:55-12:15

1 stop32h 20m

$2,618

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Tue 16/6

17:55-14:25

2 stops29h 30m

London Heathrow

Fri 3/7

14:25-17:30

1 stop42h 05m

$2,674

Flights are sorted by cheapest return flights first.

Deals found on 16/4

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 10 April 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 17 April 2026.
Read through reviews of airlines serving the United Kingdom, such as Emirates,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.

Comfort

8.0

Entertainment

8.2

Food

7.9

Boarding

8.1

Crew

8.3

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Namakajjo,Feb 2026

EBB - DXB

Emirates is the best airline in the world Big up Emirates airlines

Comfort

8.0

Entertainment

8.2

Food

7.9

Boarding

8.1

Crew

8.3

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Namakajjo,Feb 2026

EBB - DXB

Emirates is the best airline in the world Big up Emirates airlines

Comfort

8.0

Entertainment

8.2

Food

7.9

Boarding

8.1

Crew

8.3

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Namakajjo,Feb 2026

EBB - DXB

Emirates is the best airline in the world Big up Emirates airlines

Comfort

8.0

Entertainment

8.2

Food

7.9

Boarding

8.1

Crew

8.3

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Namakajjo,Feb 2026

EBB - DXB

Emirates is the best airline in the world Big up Emirates airlines

Comfort

8.0

Entertainment

8.2

Food

7.9

Boarding

8.1

Crew

8.3

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Namakajjo,Feb 2026

EBB - DXB

Emirates is the best airline in the world Big up Emirates airlines

Comfort

8.0

Entertainment

8.2

Food

7.9

Boarding

8.1

Crew

8.3

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Namakajjo,Feb 2026

EBB - DXB

Emirates is the best airline in the world Big up Emirates airlines

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 $75, while return flights cost around $172.

  • How much is a return flight to Heathrow?

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

  • 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
Chatham
Aylesbury
Dover
Luton
Braintree
Gatwick
Chertsey

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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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