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Cheap flights from London to Saint-Denis from £364

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 16/4. Fares are subject to change and may not be available on all flights or dates of travel.
LON — RUN
3 May — 10 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Saint-Denis

Enter your travel dates to find the best prices.

Cheapest flights from London to Saint-Denis
Explore the most affordable flight options available from London to Saint-Denis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 April 2026.

Thu 14/516:15
LTN
-
RUN
1 stop16h 40m
Multiple Airlines
Sun 31/519:55
RUN
-
LTN
1 stop16h 30m
Multiple Airlines
Deal found 1/4£725
Thu 14/516:30
LGW
-
RUN
1 stop16h 25m
Multiple Airlines
Sun 31/519:55
RUN
-
LGW
1 stop29h 45m
Multiple Airlines
Deal found 1/4£728
Thu 28/519:45
STN
-
RUN
2 stops30h 50m
Multiple Airlines
Thu 11/622:10
RUN
-
STN
2 stops29h 15m
Multiple Airlines
Deal found 2/4£739
Thu 28/506:15
LHR
-
RUN
1 stop22h 55m
Multiple Airlines
Thu 11/619:55
RUN
-
LHR
1 stop28h 30m
Multiple Airlines
Deal found 2/4£746
Thu 28/510:25
LGW
-
RUN
1 stop18h 45m
Multiple Airlines
Thu 11/619:55
RUN
-
LGW
1 stop16h 30m
Multiple Airlines
Deal found 2/4£748
Thu 24/916:30
LGW
-
RUN
1 stop16h 50m
Multiple Airlines
Wed 7/1008:50
RUN
-
LGW
1 stop25h 30m
Multiple Airlines
Deal found 30/3£757
Fri 11/916:20
LTN
-
RUN
1 stop34h 15m
Multiple Airlines
Sat 3/1008:00
RUN
-
LTN
1 stop28h 25m
Multiple Airlines
Deal found 2/4£764
Thu 24/906:15
LHR
-
RUN
1 stop21h 10m
Air France
Wed 7/1020:25
RUN
-
LHR
1 stop23h 10m
Air France
Deal found 30/3£769
Thu 24/906:05
LTN
-
RUN
1 stop21h 20m
Multiple Airlines
Wed 7/1020:25
RUN
-
LTN
1 stop16h 00m
Multiple Airlines
Deal found 30/3£769
Thu 14/516:15
LTN
-
RUN
1 stop16h 40m
Multiple Airlines
Thu 28/519:55
RUN
-
LTN
1 stop16h 30m
Multiple Airlines
Deal found 1/4£771
Fri 11/915:00
LHR
-
RUN
1 stop16h 30m
Multiple Airlines
Sat 3/1021:30
RUN
-
LHR
1 stop19h 45m
Multiple Airlines
Deal found 2/4£777
Mon 11/509:55
LTN
-
RUN
1 stop19h 15m
Multiple Airlines
Thu 28/519:55
RUN
-
LTN
1 stop16h 30m
Multiple Airlines
Deal found 1/4£779

Find flight deals from London to Saint-Denis

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Saint-Denis (RUN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 3 April 2026.

Round-trip from

£725

One-way from

£364

Popular in

October

Cheapest in

January

Average price

£1,107
14/5-31/5
  • 14/5-31/5
  • 2 total stops
  • 33h 10m total
  • London to Saint-Denis
Search Deals
16/4
  • 16/4
  • 2 total stops
  • 47h 50m total
  • London to Saint-Denis
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£68 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£41 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from London to Saint-Denis 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 3 April 2026.
Use the filters below to find and compare flights from London to Saint-Denis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSaint-Denis

STN - RUN

STNRUN

London Stansted

Thu 28/5

19:45-05:35

2 stops30h 50m

Saint-Denis Gillot

Thu 11/6

22:10-00:25

2 stops29h 15m

£739

LondonSaint-Denis

LGW - RUN

LGWRUN

London Gatwick

Thu 28/5

22:10-05:35

2 stops28h 25m

Saint-Denis Gillot

Thu 11/6

22:10-19:35

2 stops24h 25m

£776

LondonSaint-Denis

LGW - RUN

LGWRUN

London Gatwick

Fri 22/5

18:00-20:10

1 stop23h 10m

Saint-Denis Gillot

Fri 5/6

12:20-17:10

2 stops31h 50m

£783

LondonSaint-Denis

LTN - RUN

LTNRUN

London Luton

Sat 5/9

09:35-08:10

1 stop19h 35m

Saint-Denis Gillot

Sat 19/9

10:40-09:25

1 stop25h 45m

£785

LondonSaint-Denis

LTN - RUN

LTNRUN

London Luton

Fri 11/9

16:20-05:35

1 stop34h 15m

Saint-Denis Gillot

Sat 3/10

08:00-00:30

2 stops19h 30m

£788

LondonSaint-Denis

LGW - RUN

LGWRUN

London Gatwick

Sat 5/9

10:25-08:10

1 stop18h 45m

Saint-Denis Gillot

Sat 19/9

10:40-09:20

1 stop25h 40m

£791

LondonSaint-Denis

LGW - RUN

LGWRUN

London Gatwick

Fri 11/9

21:35-05:35

2 stops29h 00m

Saint-Denis Gillot

Sat 3/10

08:00-08:30

2 stops27h 30m

£791

LondonSaint-Denis

LTN - RUN

LTNRUN

London Luton

Tue 5/5

07:05-08:10

1 stop22h 05m

Saint-Denis Gillot

Sat 30/5

19:55-22:15

1 stop29h 20m

£795

LondonSaint-Denis

STN - RUN

STNRUN

London Stansted

Fri 22/5

17:00-20:10

1 stop24h 10m

Saint-Denis Gillot

Fri 5/6

12:20-19:20

2 stops34h 00m

£810

LondonSaint-Denis

LTN - RUN

LTNRUN

London Luton

Fri 22/5

19:00-20:10

1 stop22h 10m

Saint-Denis Gillot

Fri 5/6

12:20-17:25

2 stops32h 05m

£815

Flights are sorted by cheapest return flights first.

Deals found on 2/4

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from London to Saint-Denis

Have a flexible travel schedule? Discover the best time to fly to Saint-Denis from London 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 to Saint-Denis

How much does it cost for a return flight from London to Saint-Denis?

What’s the top stopover airport for flights from London to Saint-Denis?

Share of one-stop return flights from London to Saint-Denis chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Paris (CDG) – chosen by Cheapflights users on 77% of one-stop itineraries from London to Saint-Denis on Cheapflights.

What’s the cheapest stopover airport for flights from London to Saint-Denis?

Average return fare for one-stop flights from London to Saint-Denis, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Port Louis (MRU) is the most affordable one-stop option, with an average return flight price of £971.

What’s the fastest stopover option from London to Saint-Denis?

Shortest average travel time for one-stop one-way flights from London to Saint-Denis, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Port Louis (MRU) have the shortest average one-way travel time for one-stop routes: 13h 55m.

Which airport typically offers the quickest stopover for flights from London to Saint-Denis?

Average stopover duration for one-stop one-way flights from London to Saint-Denis, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Port Louis (MRU) offer the fastest connection on this route, with an average stopover time of 2h 18m.

Reviews of airlines servicing Saint-Denis

Get insights into the airlines that provide service to Saint-Denis. 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 Saint-Denis. Reviews last updated 3 April 2026.
Check out reviews from past customers who have flown with Air France from London to Saint-Denis 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
1,563 reviews
Check prices

Entertainment

7.0

Food

7.0

Comfort

7.3

Overall

7.4

Boarding

7.5

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Carolina,Apr 2026

CDG - BOG

The aircraft is old, uncomfortable, the seat so narrow you don’t even notice you are in business class. The food is the same they are offering since -at least- 2022. The liquors are so limited. So disappointed.
Air France
7.4
Good
1,563 reviews
Air France
7.4
Good
1,563 reviews
Check prices

Entertainment

7.0

Food

7.0

Comfort

7.3

Overall

7.4

Boarding

7.5

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Carolina,Apr 2026

CDG - BOG

The aircraft is old, uncomfortable, the seat so narrow you don’t even notice you are in business class. The food is the same they are offering since -at least- 2022. The liquors are so limited. So disappointed.

Related info for your journey

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

  • What airport do you fly into for flights to Saint-Denis from London?

    If you book a flight to Saint-Denis from London, you will be flying to Gillot, which is the city’s only airport. Saint-Denis Gillot (RUN) is located 3.9 mi from the center of Saint-Denis. There are 0 flights from London to Gillot per day from 2 different airlines.

  • How long is the flight from London to Saint-Denis?

    Airlines like KLM fly from London to Saint-Denis in about 17h 25m. The time it takes to get you to your destination can typically vary by up to . The distance between London and Saint-Denis is about 6013 mi.

  • What are the cheapest airlines flying from London to Saint-Denis round-trip?

    Flying on Air France is currently your cheapest option to Saint-Denis, with prices starting at £410. Another option worth looking into is Air Austral, starting at £652 return. You may be able to fly from London to Saint-Denis for 59% less than the average price by searching for these airlines.

  • What are the most popular routes from London to Saint-Denis?

    While some choose either London Luton - Saint-Denis Gillot or London City - Saint-Denis Gillot, London Heathrow - Saint-Denis Gillot is the most popular route from London to Saint-Denis.

  • Can I find deals for flights from London to Saint-Denis that include hotel bookings?

    Yes. In addition to deals on London to Saint-Denis flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from London to Saint-Denis?

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

  • Can I find deals for business class flights from London to Saint-Denis?

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

See more FAQs

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Alternative routes for London to Saint-Denis

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Saint-Denis flights
Gatwick to Saint-Denis flights

Top 2 airlines flying from London to Saint-Denis

Discover the top 2 airlines that operate flights from London to Saint-Denis. 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 3 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Air FranceCheapest£410Average£1,067FlexibilityNo cancel feeOn-time77%
Search Air France flights
Air AustralCheapest£652Average£1,476FlexibilityNo cancel feeOn-time66%
Search Air Austral flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from London to Saint-Denis?

Cheapflights makes it easy to find London to Saint-Denis 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 London to Saint-Denis?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from London to Saint-Denis.

Can Cheapflights find flights from London to Saint-Denis with no change fees?

Certainly. Search results for flights to Saint-Denis from London shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from London to Saint-Denis become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Saint-Denis from London today and book when prices fit your budget.

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