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$674+ 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 15/11. Fares are subject to change and may not be available on all flights or dates of travel.
— LHR
9 Nov — 16 Nov1
1 adult
1 adult, Economy

Find flight deals to Heathrow Airport

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 10 October 2025.

Thu 6/1120:40SYD - LHR
1 stop32h 10mAir China
Thu 20/1117:40LHR - SYD
1 stop34h 50mAir China
Deal found 8/10$1,393
Mon 20/1022:15SYD - LHR
1 stop30h 45mChina Southern
Sat 8/1122:00LHR - SYD
1 stop35h 20mChina Southern
Deal found 8/10$1,396
Wed 15/1021:55SYD - LHR
2 stops27h 10mMultiple Airlines
Wed 12/1117:45LHR - SYD
2 stops25h 50mMultiple Airlines
Deal found 8/10$1,398
Sun 19/1021:55SYD - LHR
2 stops29h 05mMultiple Airlines
Mon 1/1217:40LHR - SYD
1 stop34h 50mMultiple Airlines
Deal found 7/10$1,399
Thu 23/1021:55SYD - LHR
2 stops28h 20mTurkish Airlines
Thu 6/1106:35LHR - SYD
2 stops25h 45mTurkish Airlines
Deal found 8/10$1,401
Sun 23/1121:15SYD - LHR
2 stops47h 40mTurkish Airlines
Sun 30/1122:35LHR - SYD
2 stops33h 45mTurkish Airlines
Deal found 9/10$1,404
Tue 21/1021:00SYD - LHR
1 stop32h 30mMultiple Airlines
Sun 9/1120:25LHR - SYD
1 stop32h 05mMultiple Airlines
Deal found 8/10$1,405
Fri 7/1121:30SYD - LHR
1 stop25h 35mMultiple Airlines
Mon 17/1121:00LHR - SYD
1 stop26h 00mMultiple Airlines
Deal found 10/10$1,407
Sat 25/1021:30SYD - LHR
1 stop25h 35mMultiple Airlines
Mon 10/1121:00LHR - SYD
1 stop29h 35mMultiple Airlines
Deal found 9/10$1,408
Thu 13/1113:30SYD - LHR
3 stops39h 00mChina Eastern
Sat 29/1121:00LHR - SYD
1 stop26h 00mChina Eastern
Deal found 9/10$1,410
Tue 14/1021:55SYD - LHR
2 stops27h 10mMultiple Airlines
Tue 18/1117:40LHR - SYD
1 stop34h 50mMultiple Airlines
Deal found 8/10$1,412

Flights to Heathrow in 2025

Find the latest flights to Heathrow 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 10 October 2025.

Return from

$1,393

One-way from

$674

Popular in

December

Cheapest in

February

Average price

$1,652

Good round-trip deal

$2,068 or less

Good one-way deal

$1,444 or less
Air China
  • Air China
  • 6/11-20/11
  • 2 total stops
  • 67h 00m total
  • Sydney to London
Search Deals
15/11
  • 15/11
  • 2 total stops
  • 54h 20m total
  • Sydney to London
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($422 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($98 potential savings vs. average return price).
Search Deals
Average for return flights in October 2025
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 10 October 2025.
Use the filters below to find and compare flights to London Heathrow Airport that are best for you.

Fly from

Sydney

Route

Depart

Return

Price

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Sun 26/10

16:35-06:40

1 stop25h 05m

London Heathrow

Mon 10/11

20:55-06:35

1 stop22h 40m

$1,537

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Fri 27/2

21:15-14:10

2 stops27h 55m

London Heathrow

Thu 12/3

11:30-19:20

2 stops44h 50m

$1,542

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Mon 10/11

15:55-14:55

2 stops34h 00m

London Heathrow

Sun 30/11

17:45-19:20

2 stops38h 35m

$1,563

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Wed 25/3

21:15-09:55

2 stops47h 40m

London Heathrow

Thu 23/4

06:30-19:15

2 stops27h 45m

$1,566

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Sun 29/3

22:10-09:35

2 stops45h 25m

London Heathrow

Sun 26/4

16:55-19:15

2 stops41h 20m

$1,569

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Sun 9/11

21:15-16:10

2 stops29h 55m

London Heathrow

Fri 21/11

17:45-19:20

2 stops38h 35m

$1,581

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Mon 2/2

22:10-16:55

1 stop29h 45m

London Heathrow

Mon 16/2

21:15-12:15

1 stop28h 00m

$1,664

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Sun 1/2

21:15-16:00

2 stops29h 45m

London Heathrow

Mon 16/2

22:35-19:20

2 stops33h 45m

$1,705

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Thu 26/2

15:55-09:55

2 stops29h 00m

London Heathrow

Thu 2/4

06:30-20:15

2 stops27h 45m

$1,713

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Thu 4/12

13:30-17:30

2 stops39h 00m

London Heathrow

Tue 30/12

21:00-13:35

1 stop29h 35m

$1,754

Flights are sorted by cheapest return flights first.

Deals found on 10/10

Showing 1-10 of 23 results
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 3 October 2025.

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.

When is the cheapest time to fly to Heathrow?

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

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

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 10 October 2025.
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
8.1
Very Good
1,378 reviews
Check prices

Comfort

8.0

Crew

8.6

Boarding

8.2

Overall

8.1

Entertainment

8.0

Food

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Singapore Airlines
8.1
Very Good
1,378 reviews
Singapore Airlines
8.1
Very Good
1,378 reviews
Check prices

Comfort

8.0

Crew

8.6

Boarding

8.2

Overall

8.1

Entertainment

8.0

Food

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Cathay Pacific
7.6
Good
1,020 reviews
Singapore Airlines
8.1
Very Good
1,378 reviews
Check prices

Comfort

8.0

Crew

8.6

Boarding

8.2

Overall

8.1

Entertainment

8.0

Food

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Qantas Airways
7.5
Good
917 reviews
Singapore Airlines
8.1
Very Good
1,378 reviews
Check prices

Comfort

8.0

Crew

8.6

Boarding

8.2

Overall

8.1

Entertainment

8.0

Food

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Etihad Airways
7.4
Good
1,277 reviews
Singapore Airlines
8.1
Very Good
1,378 reviews
Check prices

Comfort

8.0

Crew

8.6

Boarding

8.2

Overall

8.1

Entertainment

8.0

Food

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Malaysia Airlines
7.3
Good
278 reviews
Singapore Airlines
8.1
Very Good
1,378 reviews
Check prices

Comfort

8.0

Crew

8.6

Boarding

8.2

Overall

8.1

Entertainment

8.0

Food

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

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, Beijing Capital 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 $56, while return flights cost around $197.

  • How much is a return flight to Heathrow?

    A return flight to Heathrow will typically cost around $534, however they can be found for as little as $129.

  • 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. Aerotel London Heathrow T2 & T3 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
Kingston upon Thames
Salisbury
Hounslow
Horsham
Southall
Chatham
Dover
Dorking
Braintree
Chertsey

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