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Cheap flights from London to Saint-Denis from £419

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 30/9. Fares are subject to change and may not be available on all flights or dates of travel.
LON — RUN
23 7月 — 30 7月1
1 adult

Cheap 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 18 7月 2025.

Round-trip from

£648

One-way from

£419

Popular in

December

Cheapest in

May

Average price

£912
31/8-14/9
  • 31/8-14/9
  • 2 total stops
  • 45h 00m total
  • London to Saint-Denis
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30/9
  • 30/9
  • 1 total stop
  • 22h 20m total
  • London to Saint-Denis
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£67 potential increase over avg. return price).
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Cheapest flight prices on average. 5% potential price decrease (£38 potential savings vs. average return price).
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Average for round-trip flights in July 2025
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Find flight deals from London to Saint-Denis

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 18 7月 2025.

週日 31/819:40LGW - RUN
1 stop21h 30mMultiple Airlines
週日 14/922:10RUN - LGW
1 stop23h 30mMultiple Airlines
Deal found 17/7£648
週日 31/815:05LHR - RUN
1 stop26h 05mMultiple Airlines
週日 14/922:10RUN - LHR
1 stop19h 05mMultiple Airlines
Deal found 17/7£677
週日 31/812:30LTN - RUN
1 stop28h 40mMultiple Airlines
週日 14/922:10RUN - LTN
1 stop18h 55mMultiple Airlines
Deal found 17/7£726
週一 1/906:25STN - RUN
2 stops23h 35mMultiple Airlines
週一 8/908:00RUN - STN
2 stops30h 00mMultiple Airlines
Deal found 18/7£777
週五 22/819:45LHR - RUN
1 stop31h 45mAir France
週五 5/921:00RUN - LHR
1 stop24h 35mAir France
Deal found 18/7£1,046
週六 30/819:45LHR - RUN
2 stops34h 40mAir Mauritius
週六 6/912:05RUN - LHR
2 stops36h 20mAir Mauritius
Deal found 15/7£1,050
週四 28/808:40LCY - RUN
2 stops18h 50mKLM
週四 11/921:00RUN - LCY
2 stops23h 20mKLM
Deal found 17/7£1,110
週四 28/810:40LCY - RUN
2 stops18h 30mMultiple Airlines
週日 31/810:40RUN - LCY
2 stops29h 30mMultiple Airlines
Deal found 15/7£1,227

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 18 7月 2025.
Use the filters below to find and compare flights from London to Saint-Denis that are best for you.

Fly from

London

Fly to

Saint-Denis

Route

Depart

Return

Price

LondonSaint-Denis

LGW - RUN

LGWRUN

London Gatwick

週日 31/8

19:40-20:10

1 stop21h 30m

Saint-Denis Gillot

週日 14/9

22:10-18:40

1 stop23h 30m

£648

LondonSaint-Denis

LHR - RUN

LHRRUN

London Heathrow

週日 31/8

15:05-20:10

1 stop26h 05m

Saint-Denis Gillot

週日 14/9

22:10-14:15

1 stop19h 05m

£677

LondonSaint-Denis

LTN - RUN

LTNRUN

London Luton

週日 4/1

08:00-12:40

1 stop24h 40m

Saint-Denis Gillot

週日 18/1

20:40-10:35

1 stop17h 55m

£704

LondonSaint-Denis

STN - RUN

STNRUN

London Stansted

週一 1/9

06:25-09:00

2 stops23h 35m

Saint-Denis Gillot

週一 8/9

08:00-11:00

2 stops30h 00m

£777

LondonSaint-Denis

LHR - RUN

LHRRUN

London Heathrow

週三 7/1

09:00-10:50

2 stops21h 50m

Saint-Denis Gillot

週三 21/1

07:00-08:00

2 stops29h 00m

£950

LondonSaint-Denis

LCY - RUN

LCYRUN

London City

週四 28/8

08:40-06:30

2 stops18h 50m

Saint-Denis Gillot

週四 11/9

21:00-17:20

2 stops23h 20m

£1,110

LondonSaint-Denis

LCY - RUN

LCYRUN

London City

週四 28/8

10:40-08:10

2 stops18h 30m

Saint-Denis Gillot

週日 31/8

10:40-13:10

2 stops29h 30m

£1,227

LondonSaint-Denis

LGW - RUN

LGWRUN

London Gatwick

週二 30/9

07:40-09:00

1 stop22h 20m

£419

LondonSaint-Denis

LHR - RUN

LHRRUN

London Heathrow

週二 30/9

15:05-09:00

1 stop14h 55m

£463

LondonSaint-Denis

STN - RUN

STNRUN

London Stansted

週二 30/9

14:55-16:45

2 stops22h 50m

£640

Flights are sorted by cheapest return flights first.

Deals found on 18/7

Showing 1-10 of 15 results
1
2

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

What is the cheapest time of day to fly from LON to RUN?

Find hourly flight availability from London to Saint-Denis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 7月 2025.

It’s optimal to fly from London to Saint-Denis at midday. By choosing this option you can save up to 49% on the cost of your flight, compared to a flight in the morning.

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 18 7月 2025.
Check out reviews from past customers who have flown with KLM and Air India 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.
KLM
7.8
Good
1,374 reviews
Check prices

Food

7.3

Crew

8.4

Comfort

7.7

Entertainment

7.1

Boarding

7.8

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
KLM
7.8
Good
1,374 reviews
KLM
7.8
Good
1,374 reviews
Check prices

Food

7.3

Crew

8.4

Comfort

7.7

Entertainment

7.1

Boarding

7.8

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Air India
5.5
Fair
2,928 reviews
KLM
7.8
Good
1,374 reviews
Check prices

Food

7.3

Crew

8.4

Comfort

7.7

Entertainment

7.1

Boarding

7.8

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

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 3 different airlines.

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

    Flying on Air Mauritius is currently your cheapest option to Saint-Denis, with prices starting at £950. Another option worth looking into is KLM, starting at £1,110 return.

  • What are the cheapest airlines to fly from London to Saint-Denis one-way?

    One-way options have recently been found by users for as low as £762 on Air Mauritius. Other airlines that offer cheap prices include Air India from £878 and KLM from £1,181 one-way.

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

    While some choose either London Heathrow - Saint-Denis Gillot or London Luton - Saint-Denis Gillot, London Gatwick - 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 3 airlines flying from London to Saint-Denis

Discover the top 3 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 18 7月 2025.
AirlineCheapestAverageFlexibilityOn-time
VuelingCheapest£59Average£68FlexibilityNo cancel feeOn-time88%
Search Vueling flights
Air MauritiusCheapest£770Average£1,040FlexibilityNo cancel feeOn-time82%
Search Air Mauritius flights
Air FranceCheapest£829Average£1,053FlexibilityNo cancel feeOn-time77%
Search Air France 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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