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Cheap flights from London Heathrow Airport to Réunion from £398

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 31/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — RUN
6 Mar — 13 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Réunion

Enter your travel dates to find the best prices.

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 4 February 2026.

Tue 10/315:15
LHR
-
RUN
1 stop16h 05m
Multiple Airlines
Tue 17/322:00
RUN
-
LHR
1 stop20h 25m
Multiple Airlines
Deal found 3/2£489
Wed 4/215:15
LHR
-
RUN
1 stop16h 05m
Multiple Airlines
Wed 11/221:30
RUN
-
LHR
1 stop20h 55m
Multiple Airlines
Deal found 2/2£505
Fri 20/315:15
LHR
-
RUN
1 stop16h 05m
Multiple Airlines
Fri 27/321:30
RUN
-
LHR
1 stop20h 55m
Multiple Airlines
Deal found 3/2£513
Thu 19/315:15
LHR
-
RUN
1 stop16h 05m
Multiple Airlines
Thu 26/321:30
RUN
-
LHR
1 stop20h 55m
Multiple Airlines
Deal found 2/2£519
Mon 9/315:15
LHR
-
RUN
1 stop14h 40m
Multiple Airlines
Wed 18/323:00
RUN
-
LHR
1 stop19h 25m
Multiple Airlines
Deal found 3/2£541
Wed 11/315:15
LHR
-
RUN
1 stop14h 40m
Multiple Airlines
Mon 16/323:00
RUN
-
LHR
1 stop19h 25m
Multiple Airlines
Deal found 3/2£544
Wed 11/315:15
LHR
-
RUN
1 stop14h 40m
Multiple Airlines
Thu 19/323:00
RUN
-
LHR
1 stop19h 25m
Multiple Airlines
Deal found 3/2£547
Mon 9/315:15
LHR
-
RUN
1 stop14h 40m
Multiple Airlines
Sun 15/323:00
RUN
-
LHR
1 stop19h 25m
Multiple Airlines
Deal found 3/2£557
Sun 8/315:15
LHR
-
RUN
1 stop16h 05m
Multiple Airlines
Wed 18/321:30
RUN
-
LHR
1 stop20h 55m
Multiple Airlines
Deal found 3/2£559
Thu 12/315:15
LHR
-
RUN
1 stop14h 40m
Multiple Airlines
Tue 17/323:00
RUN
-
LHR
1 stop19h 25m
Multiple Airlines
Deal found 3/2£560
Sun 8/315:15
LHR
-
RUN
1 stop14h 40m
Multiple Airlines
Thu 19/323:00
RUN
-
LHR
1 stop19h 25m
Multiple Airlines
Deal found 3/2£562
Mon 9/315:15
LHR
-
RUN
1 stop14h 40m
Multiple Airlines
Fri 20/323:00
RUN
-
LHR
1 stop19h 25m
Multiple Airlines
Deal found 3/2£563

Find flight deals from Heathrow to Réunion

Keep the following information in mind while searching for Heathrow to Réunion flight deals. Data was last updated 4 February 2026.

Round-trip from

£489

One-way from

£398

Popular in

December

Cheapest in

January

Average price

£791
10/3-17/3
  • 10/3-17/3
  • 2 total stops
  • 36h 30m total
  • London to Réunion
Search Deals
31/3
  • 31/3
  • 1 total stop
  • 15h 00m total
  • London to Réunion
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (£10 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£33 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

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 4 February 2026.
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

Tue 10/3

15:15-09:55

1 stop14h 40m

Saint-Denis Gillot

Wed 18/3

23:00-14:25

1 stop19h 25m

£541

LondonSaint-Denis

LHR - RUN

LHRRUN

London Heathrow

Mon 9/3

15:15-09:55

1 stop14h 40m

Saint-Denis Gillot

Mon 16/3

23:00-14:25

1 stop19h 25m

£541

LondonSaint-Denis

LHR - RUN

LHRRUN

London Heathrow

Mon 9/3

15:15-11:20

1 stop16h 05m

Saint-Denis Gillot

Thu 19/3

21:30-14:25

1 stop20h 55m

£544

LondonSaint-Denis

LHR - RUN

LHRRUN

London Heathrow

Wed 11/3

15:15-09:55

1 stop14h 40m

Saint-Denis Gillot

Thu 19/3

23:00-14:25

1 stop19h 25m

£547

LondonSaint-Denis

LHR - RUN

LHRRUN

London Heathrow

Sun 8/3

15:15-11:20

1 stop16h 05m

Saint-Denis Gillot

Wed 18/3

21:30-14:25

1 stop20h 55m

£559

LondonSaint-Denis

LHR - RUN

LHRRUN

London Heathrow

Sun 8/3

15:15-09:55

1 stop14h 40m

Saint-Denis Gillot

Mon 16/3

23:00-14:25

1 stop19h 25m

£559

LondonSaint-Denis

LHR - RUN

LHRRUN

London Heathrow

Thu 12/3

15:15-09:55

1 stop14h 40m

Saint-Denis Gillot

Tue 17/3

23:00-14:25

1 stop19h 25m

£560

LondonSaint-Denis

LHR - RUN

LHRRUN

London Heathrow

Wed 11/3

15:15-09:55

1 stop14h 40m

Saint-Denis Gillot

Fri 20/3

23:00-14:25

1 stop19h 25m

£566

LondonSaint-Denis

LHR - RUN

LHRRUN

London Heathrow

Sat 7/3

15:15-11:20

1 stop16h 05m

Saint-Denis Gillot

Thu 19/3

21:30-14:25

1 stop20h 55m

£568

LondonSaint-Denis

LHR - RUN

LHRRUN

London Heathrow

Sat 7/3

15:15-09:55

1 stop14h 40m

Saint-Denis Gillot

Sun 15/3

23:00-14:25

1 stop19h 25m

£581

Flights are sorted by cheapest return flights first.

Deals found on 2/2

Showing 1-10 of 18 results
1
2

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 month to book a flight from London Heathrow Airport to Réunion?

Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Réunion (average of £97). Flying from London Heathrow Airport to Réunion in December is currently the most expensive (average of £1,413). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 4 February 2026.
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
1,532 reviews
Check prices

Boarding

7.4

Food

7.0

Comfort

7.3

Overall

7.4

Entertainment

7.0

Crew

8.1

Reviews

1 / 20
6.0
Good

Jayesh,Jan 2026

CDG - NMI

Entertainment needs more good Bollywood movies - as this flight was going to Mumbai, India. The Aircraft was a OLD - Is service to India cannot be improved ? The aircraft from Newark to Paris was great n new aircraft BUT aircraft from Paris to Mumbai was very old and poor class
Air France
7.4
Good
1,532 reviews
Air France
7.4
Good
1,532 reviews
Check prices

Boarding

7.4

Food

7.0

Comfort

7.3

Overall

7.4

Entertainment

7.0

Crew

8.1

Reviews

1 / 20
6.0
Good

Jayesh,Jan 2026

CDG - NMI

Entertainment needs more good Bollywood movies - as this flight was going to Mumbai, India. The Aircraft was a OLD - Is service to India cannot be improved ? The aircraft from Newark to Paris was great n new aircraft BUT aircraft from Paris to Mumbai was very old and poor class

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.

  • What is the cheapest month to book a flight from London Heathrow Airport to Réunion?

    Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Réunion (average of £97). Flying from London Heathrow Airport to Réunion in December is currently the most expensive (average of £1,413). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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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 4 February 2026.
AirlineCheapestAverageFlexibilityOn-time
Air FranceCheapest£396Average£952FlexibilityNo cancel feeOn-time77%
Search Air France flights
Air AustralCheapest£630Average£1,426FlexibilityNo cancel feeOn-time66%
Search Air Austral flights

Fly with Cheapflights

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

Cheapflights makes it easy to find Heathrow to Réunion flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Réunion?

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Users can book flights with no change fees policies with our dedicated filters. Book flights from Heathrow to Réunion flexibly with Cheapflights today.

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Not ready to book yet? You can track prices for flights from Heathrow to Réunion on Cheapflights with our Price Alert feature and get notified when better prices are available.

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