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Cheap flights from London Heathrow Airport to Réunion from £543

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 16/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — RUN
17 Oct — 24 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Heathrow to Réunion

Keep the following information in mind while searching for Heathrow to Réunion flight deals. Data was last updated 17 September 2025.

Round-trip from

£559

Popular in

December

Cheapest in

January

Average price

£972
2/3-22/3
  • 2/3-22/3
  • 2 total stops
  • 37h 00m total
  • London to Réunion
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£38 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£33 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Heathrow to Réunion

Cheapest flights from Heathrow to Réunion
Explore the most affordable flight options available from Heathrow to Réunion. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2025.

Tue 16/915:05LHR - RUN
1 stop16h 25mMultiple Airlines
Tue 23/921:30RUN - LHR
1 stop19h 45mMultiple Airlines
Deal found 15/9£543
Thu 18/907:20LHR - RUN
1 stop21h 50mMultiple Airlines
Wed 1/1019:55RUN - LHR
1 stop19h 10mMultiple Airlines
Deal found 14/9£573
Sat 20/915:05LHR - RUN
1 stop14h 55mMultiple Airlines
Fri 26/922:10RUN - LHR
1 stop19h 05mMultiple Airlines
Deal found 14/9£582
Fri 19/915:05LHR - RUN
1 stop14h 55mMultiple Airlines
Fri 26/922:10RUN - LHR
1 stop19h 05mMultiple Airlines
Deal found 14/9£609

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to Réunion that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 17 September 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Réunion that are best for you.

Fly from

Heathrow

Fly to

Réunion

Route

Depart

Return

Price

LondonSaint-Denis

LHR - RUN

LHRRUN

London Heathrow

Mon 2/3

15:15-11:20

1 stop16h 05m

Saint-Denis Gillot

Sun 22/3

21:30-14:25

1 stop20h 55m

£559

LondonSaint-Denis

LHR - RUN

LHRRUN

London Heathrow

Fri 3/10

15:05-09:00

1 stop14h 55m

Saint-Denis Gillot

Sun 12/10

22:10-14:15

1 stop19h 05m

£694

LondonSaint-Denis

LHR - RUN

LHRRUN

London Heathrow

Sun 30/11

15:15-11:20

1 stop16h 05m

Saint-Denis Gillot

Wed 10/12

23:00-14:25

1 stop19h 25m

£704

LondonSaint-Denis

LHR - RUN

LHRRUN

London Heathrow

Thu 30/10

15:15-11:20

1 stop16h 05m

Saint-Denis Gillot

Thu 6/11

09:15-14:25

1 stop33h 10m

£705

LondonSaint-Denis

LHR - RUN

LHRRUN

London Heathrow

Fri 31/10

15:15-11:20

1 stop16h 05m

Saint-Denis Gillot

Fri 7/11

21:30-14:25

1 stop20h 55m

£790

LondonSaint-Denis

LHR - RUN

LHRRUN

London Heathrow

Thu 13/11

06:20-07:20

1 stop21h 00m

Saint-Denis Gillot

Thu 27/11

10:40-07:55

1 stop25h 15m

£800

LondonSaint-Denis

LHR - RUN

LHRRUN

London Heathrow

Sat 20/12

15:15-09:55

1 stop14h 40m

£899

Flights are sorted by cheapest return flights first.

Deals found on 16/9

Best time to book a flight from Heathrow to Réunion

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

What is the cheapest time of day to fly from LHR to RE?

Find hourly flight availability from Heathrow to Réunion. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 September 2025.

When flying from London Heathrow Airport to Réunion, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Réunion

Get insights into the airlines that provide service to Réunion. 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 Réunion. Reviews last updated 17 September 2025.
Check out reviews from past customers who have flown with Air France from London Heathrow Airport to Réunion to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air France
7.4
Good
1,468 reviews
Check prices

Entertainment

7.0

Crew

8.2

Boarding

7.4

Food

7.0

Comfort

7.4

Overall

7.4

Reviews

1 / 20
10.0
Excellent

SYLVIA,Apr 2025

TLV - CDG

A newer plane. The flight from TelAviv to Paris was on a new aircraft, wider seat. ,more privacy. Nice toilets. The flight from Paris to Santiago Chile was on a very old aircraft. Awful toilets, outmoded sits etc.
Air France
7.4
Good
1,468 reviews
Air France
7.4
Good
1,468 reviews
Check prices

Entertainment

7.0

Crew

8.2

Boarding

7.4

Food

7.0

Comfort

7.4

Overall

7.4

Reviews

1 / 20
10.0
Excellent

SYLVIA,Apr 2025

TLV - CDG

A newer plane. The flight from TelAviv to Paris was on a new aircraft, wider seat. ,more privacy. Nice toilets. The flight from Paris to Santiago Chile was on a very old aircraft. Awful toilets, outmoded sits etc.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Réunion. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from Heathrow to Réunion that include hotel bookings?

    Yes. In addition to deals on Heathrow to Réunion flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to Réunion?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Réunion.

  • Can I find deals for business class flights from Heathrow to Réunion?

    Yes. Cheapflights offers flight deals from Heathrow to Réunion by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Heathrow to Réunion

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Heathrow to Réunion

Discover the top 2 airlines that operate flights from Heathrow to Réunion. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 17 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Air AustralCheapest£632Average£1,419FlexibilityNo cancel feeOn-time66%
Search Air Austral flights
Air FranceCheapest£815Average£1,119FlexibilityNo cancel feeOn-time77%
Search Air France flights

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How does Cheapflights help users find flights from Heathrow to Réunion?

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