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Cheap flights from London Heathrow Airport to Réunion from £478

LHR — RUN
9 Oct — 16 Oct1
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

Wed 9/906:15 -
1 stop22h 55m
Tue 22/919:55 -
1 stop20h 50m
Deal found 8/9£734
Thu 17/906:15 -
1 stop22h 55m
Wed 30/919:55 -
1 stop15h 00m
Deal found 8/9£738
Wed 25/1106:20 -
1 stop22h 50m
Wed 2/1223:00 -
2 stops25h 05m
Deal found 4/9£741
Thu 17/920:50 -
2 stops34h 40m
Thu 1/1021:30 -
2 stops25h 35m
Deal found 5/9£767
Thu 17/917:35 -
2 stops38h 15m
Thu 1/1012:05 -
2 stops36h 20m
Deal found 6/9£836
Wed 25/1106:20 -
2 stops23h 10m
Wed 2/1212:05 -
2 stops29h 40m
Deal found 4/9£874
Thu 17/917:35 -
2 stops38h 15m
Wed 30/912:05 -
2 stops25h 25m
Deal found 7/9£884
Wed 25/1119:25 -
1 stop13h 55m
Wed 2/1221:45 -
1 stop20h 00m
Deal found 4/9£885
Tue 6/1020:50 -
2 stops30h 40m
Tue 13/1009:00 -
2 stops27h 10m
Deal found 8/9£893

Find flight deals from Heathrow to Réunion

Round-trip from

£534

One-way from

£478

Popular in

February

Cheapest in

January

Average price

£599
1/2-2/3
  • 1/2-2/3
  • 2 total stops
  • 36h 30m total
  • London to Réunion
Search Deals
23/9-31/12
  • 23/9-31/12
  • 1 total stop
  • 39h 00m total
  • London to Réunion
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£29 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (£53 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2026
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from London Heathrow Airport to Réunion that are best for you.

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Route

Depart

Return

Price

Cheapest return flight

LondonSaint-Denis

LHR London Heathrow - RUN Saint-Denis Gillot

LHRRUN

London Heathrow

Wed 23/9

15:00-09:00

1 stop39h 00m

Saint-Denis Gillot

Wed 31/12

00:00-21:00

Nonstop0h 00m

£478

LondonSaint-Denis

LHR London Heathrow - RUN Saint-Denis Gillot

LHRRUN

London Heathrow

Sun 4/10

20:40-22:50

2 stops23h 10m

Saint-Denis Gillot

Wed 31/12

00:00-21:00

Nonstop0h 00m

£700

LondonSaint-Denis

LHR London Heathrow - RUN Saint-Denis Gillot

LHRRUN

London Heathrow

Sat 6/3

11:30-09:10

1 stop17h 40m

Saint-Denis Gillot

Sat 27/3

19:55-06:55

1 stop15h 00m

£702

LondonSaint-Denis

LHR London Heathrow - RUN Saint-Denis Gillot

LHRRUN

London Heathrow

Wed 25/11

06:20-09:10

1 stop22h 50m

Saint-Denis Gillot

Wed 2/12

23:00-20:05

2 stops25h 05m

£741

LondonSaint-Denis

LHR London Heathrow - RUN Saint-Denis Gillot

LHRRUN

London Heathrow

Wed 6/1

21:05-05:30

2 stops28h 25m

Saint-Denis Gillot

Wed 27/1

23:00-14:25

1 stop19h 25m

£764

LondonSaint-Denis

LHR London Heathrow - RUN Saint-Denis Gillot

LHRRUN

London Heathrow

Sat 3/10

14:45-08:10

1 stop14h 25m

Saint-Denis Gillot

Wed 31/12

00:00-21:00

Nonstop0h 00m

£851

LondonSaint-Denis

LHR London Heathrow - RUN Saint-Denis Gillot

LHRRUN

London Heathrow

Tue 2/2

15:45-13:20

2 stops17h 35m

Saint-Denis Gillot

Mon 15/2

21:05-07:55

1 stop14h 50m

£851

LondonSaint-Denis

LHR London Heathrow - RUN Saint-Denis Gillot

LHRRUN

London Heathrow

Wed 25/11

06:20-09:30

2 stops23h 10m

Saint-Denis Gillot

Wed 2/12

12:05-13:45

2 stops29h 40m

£874

LondonSaint-Denis

LHR London Heathrow - RUN Saint-Denis Gillot

LHRRUN

London Heathrow

Wed 6/1

06:20-10:50

2 stops24h 30m

Saint-Denis Gillot

Wed 27/1

07:00-07:55

2 stops28h 55m

£875

LondonSaint-Denis

LHR London Heathrow - RUN Saint-Denis Gillot

LHRRUN

London Heathrow

Wed 25/11

19:25-13:20

1 stop13h 55m

Saint-Denis Gillot

Wed 2/12

21:45-13:45

1 stop20h 00m

£885

Flights are sorted by cheapest return flights first.

Deals found on 8/9

Showing 1-10 of 19 resultsSorted by cheapest first
1
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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

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Réunion

No data available for this route at this time. Please check back soon.

Related info for your journey

  • 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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Gatwick to Harare flights
Gatwick to Agadir flights
Luton to Cairo flights
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Luton to Hurghada flights
Luton to OR Tambo flights
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