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Cheap flights from London Heathrow Airport to Réunion from £331

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 22/2. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — RUN
20 Dec — 27 Dec1
1 adult
1 adult, Economy, 0 bags

Find 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 20 November 2025.

Mon 24/1115:15LHR - RUN
1 stop14h 40mMultiple Airlines
Wed 10/1223:00RUN - LHR
1 stop19h 25mMultiple Airlines
Deal found 18/11£585
Wed 10/1215:15LHR - RUN
1 stop14h 40mMultiple Airlines
Mon 15/1212:40RUN - LHR
1 stop29h 45mMultiple Airlines
Deal found 18/11£739
Thu 25/1208:15LHR - RUN
1 stop21h 40mMultiple Airlines
Sat 27/1212:40RUN - LHR
1 stop34h 20mMultiple Airlines
Deal found 18/11£945
Fri 12/1218:50LHR - RUN
2 stops35h 05mMultiple Airlines
Mon 22/1212:40RUN - LHR
1 stop29h 45mMultiple Airlines
Deal found 18/11£1,021
Fri 5/1214:45LHR - RUN
2 stops16h 05mAir Mauritius
Mon 8/1217:25RUN - LHR
2 stops42h 35mAir Mauritius
Deal found 18/11£1,044

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 20 November 2025.

Round-trip from

£594

One-way from

£331

Popular in

October

Cheapest in

January

Average price

£812
22/1-29/1
  • 22/1-29/1
  • 2 total stops
  • 37h 00m total
  • London to Réunion
Search Deals
22/2
  • 22/2
  • 1 total stop
  • 14h 40m total
  • London to Réunion
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£87 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£37 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
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 20 November 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

Thu 22/1

15:15-11:20

1 stop16h 05m

Saint-Denis Gillot

Thu 29/1

21:30-14:25

1 stop20h 55m

£594

LondonSaint-Denis

LHR - RUN

LHRRUN

London Heathrow

Wed 10/12

15:15-09:55

1 stop14h 40m

Saint-Denis Gillot

Mon 15/12

12:40-14:25

1 stop29h 45m

£739

LondonSaint-Denis

LHR - RUN

LHRRUN

London Heathrow

Fri 9/1

15:15-11:20

1 stop16h 05m

Saint-Denis Gillot

Fri 16/1

21:30-14:25

1 stop20h 55m

£828

LondonSaint-Denis

LHR - RUN

LHRRUN

London Heathrow

Thu 8/1

22:15-05:30

2 stops27h 15m

Saint-Denis Gillot

Thu 22/1

23:00-14:25

1 stop19h 25m

£886

LondonSaint-Denis

LHR - RUN

LHRRUN

London Heathrow

Mon 16/3

14:45-10:50

2 stops16h 05m

Saint-Denis Gillot

Sun 29/3

17:25-13:45

2 stops23h 20m

£928

LondonSaint-Denis

LHR - RUN

LHRRUN

London Heathrow

Thu 25/12

08:15-09:55

1 stop21h 40m

Saint-Denis Gillot

Sat 27/12

12:40-19:00

1 stop34h 20m

£945

LondonSaint-Denis

LHR - RUN

LHRRUN

London Heathrow

Thu 12/3

17:35-08:20

1 stop34h 45m

Saint-Denis Gillot

Mon 16/3

10:40-07:55

1 stop25h 15m

£949

LondonSaint-Denis

LHR - RUN

LHRRUN

London Heathrow

Sun 22/2

15:15-09:55

1 stop14h 40m

£331

LondonSaint-Denis

LHR - RUN

LHRRUN

London Heathrow

Fri 12/12

15:15-09:55

1 stop14h 40m

£362

LondonSaint-Denis

LHR - RUN

LHRRUN

London Heathrow

Sun 22/2

06:20-07:20

1 stop21h 00m

£2,581

Flights are sorted by cheapest return flights first.

Deals found on 19/11

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 £80). Flying from London Heathrow Airport to Réunion in December is currently the most expensive (average of £1,475). 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.

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 20 November 2025.

It’s optimal to fly from London Heathrow Airport to Réunion in the afternoon. By choosing this option you can save up to 80% on the cost of your flight, compared to a flight at midday.

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 20 November 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
1,493 reviews
Check prices

Comfort

7.3

Food

7.0

Overall

7.4

Crew

8.2

Entertainment

7.0

Boarding

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
1,493 reviews
Air France
7.4
Good
1,493 reviews
Check prices

Comfort

7.3

Food

7.0

Overall

7.4

Crew

8.2

Entertainment

7.0

Boarding

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.

  • 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 £80). Flying from London Heathrow Airport to Réunion in December is currently the most expensive (average of £1,475). 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 20 November 2025.
AirlineCheapestAverageFlexibilityOn-time
Air AustralCheapest£658Average£1,489FlexibilityNo cancel feeOn-time66%
Search Air Austral flights
Air FranceCheapest£848Average£1,220FlexibilityNo cancel feeOn-time77%
Search Air France 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?

Cheapflights helps you find that perfect flight to Réunion from Heathrow by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Heathrow to Réunion with no change fees?

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

Can Cheapflights notify me if prices for flights from Heathrow to Réunion become cheaper?

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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