$714+ 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 21/10. Fares are subject to change and may not be available on all flights or dates of travel.
— LHR
1 Sep — 8 Sep1
1 adult

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 27 August 2025.

Return from

$1,453

One-way from

$714

Popular in

December

Cheapest in

February

Average price

$1,851

Good round-trip deal

$2,047 or less

Good one-way deal

$1,460 or less
Etihad Airways
  • Etihad Airways
  • 7/2-22/3
  • 2 total stops
  • 50h 05m total
  • Sydney to London
21/10
  • 21/10
  • 2 total stops
  • 36h 50m total
  • Sydney to London
Highest demand for flights based on searches. 12% potential increase in price ($410 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease ($100 potential savings vs. average return price).
Average for return flights in August 2025
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.

Find flight deals to Heathrow Airport

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 27 August 2025.

Sun 12/1016:40SYD - LHR
1 stop30h 05mEtihad Airways
Tue 18/1120:55LHR - SYD
1 stop34h 00mEtihad Airways
Deal found 26/8$1,458
Wed 3/911:00SYD - LHR
1 stop40h 40mChina Eastern
Wed 17/921:20LHR - SYD
1 stop26h 40mChina Eastern
Deal found 26/8$1,461
Thu 23/1022:15SYD - LHR
1 stop30h 45mChina Southern
Tue 18/1122:00LHR - SYD
1 stop24h 25mChina Southern
Deal found 26/8$1,464
Mon 13/1022:15SYD - LHR
1 stop30h 45mChina Southern
Sun 26/1022:00LHR - SYD
1 stop35h 20mChina Southern
Deal found 26/8$1,466
Sun 26/1022:00SYD - LHR
1 stop31h 15mChina Southern
Mon 10/1122:00LHR - SYD
1 stop24h 25mChina Southern
Deal found 26/8$1,467
Sun 16/1122:00SYD - LHR
1 stop31h 15mChina Southern
Thu 25/1222:00LHR - SYD
1 stop28h 35mChina Southern
Deal found 24/8$1,470
Sun 26/1022:00SYD - LHR
1 stop31h 15mChina Southern
Tue 18/1122:00LHR - SYD
1 stop24h 25mChina Southern
Deal found 26/8$1,472
Mon 20/1021:30SYD - LHR
1 stop43h 30mEtihad Airways
Sun 2/1113:55LHR - SYD
1 stop29h 40mEtihad Airways
Deal found 26/8$1,473
Sun 19/1016:40SYD - LHR
1 stop36h 05mEtihad Airways
Wed 10/620:55LHR - SYD
1 stop24h 15mEtihad Airways
Deal found 26/8$1,475
Mon 3/1113:30SYD - LHR
2 stops39h 00mChina Eastern
Tue 25/1121:00LHR - SYD
1 stop26h 00mChina Eastern
Deal found 26/8$1,477
Sat 4/1011:20SYD - LHR
2 stops40h 20mChina Eastern
Thu 13/1121:00LHR - SYD
1 stop26h 00mChina Eastern
Deal found 26/8$1,478
Sun 5/1013:00SYD - LHR
2 stops39h 40mChina Eastern
Tue 28/1021:00LHR - SYD
1 stop26h 00mChina Eastern
Deal found 25/8$1,480

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 27 August 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

Mon 13/10

22:15-19:00

1 stop30h 45m

London Heathrow

Sun 26/10

22:00-20:20

1 stop35h 20m

$1,466

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Mon 3/11

13:30-17:30

2 stops39h 00m

London Heathrow

Tue 25/11

21:00-10:00

1 stop26h 00m

$1,477

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Fri 24/10

21:30-15:15

1 stop27h 45m

London Heathrow

Sun 16/11

20:55-17:55

1 stop34h 00m

$1,568

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Sun 26/10

16:35-06:40

1 stop25h 05m

London Heathrow

Wed 19/11

20:55-06:35

1 stop22h 40m

$1,568

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Sat 25/10

21:30-15:30

1 stop28h 00m

London Heathrow

Mon 17/11

13:55-06:35

1 stop29h 40m

$1,568

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Sat 25/10

21:30-15:30

1 stop28h 00m

London Heathrow

Mon 10/11

08:50-17:55

1 stop22h 05m

$1,571

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Tue 28/10

16:35-06:40

1 stop25h 05m

London Heathrow

Mon 10/11

08:50-17:55

1 stop22h 05m

$1,571

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Thu 30/10

21:30-14:30

1 stop28h 00m

London Heathrow

Sat 8/11

20:55-06:35

1 stop22h 40m

$1,571

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Wed 29/10

16:35-06:40

1 stop25h 05m

London Heathrow

Thu 13/11

08:55-17:55

1 stop22h 00m

$1,571

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Tue 25/11

21:30-14:30

1 stop28h 00m

London Heathrow

Sun 7/12

13:55-06:35

1 stop29h 40m

$1,571

Flights are sorted by cheapest return flights first.

Deals found on 26/8

Showing 1-10 of 22 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 22 August 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 25 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 27 August 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.

Comfort

7.9

Crew

8.6

Overall

8.1

Entertainment

8.0

Boarding

8.2

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.

Comfort

7.9

Crew

8.6

Overall

8.1

Entertainment

8.0

Boarding

8.2

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.

Comfort

7.9

Crew

8.6

Overall

8.1

Entertainment

8.0

Boarding

8.2

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.

Comfort

7.9

Crew

8.6

Overall

8.1

Entertainment

8.0

Boarding

8.2

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.

Comfort

7.9

Crew

8.6

Overall

8.1

Entertainment

8.0

Boarding

8.2

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.

Comfort

7.9

Crew

8.6

Overall

8.1

Entertainment

8.0

Boarding

8.2

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, 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 $67, while return flights cost around $70.

  • How much is a return flight to Heathrow?

    A return flight to Heathrow will typically cost around $159, however they can be found for as little as $46.

  • 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 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
Salisbury
Horsham
Southall
Chatham
Dover
Dorking
Chertsey

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