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Cheap flights from London to Saint-Denis from £622

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18/9. Fares are subject to change and may not be available on all flights or dates of travel.
LON — RUN
9 Jul — 16 Jul1
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 4 July 2025.

Round-trip from

£622

Popular in

December

Cheapest in

May

Average price

£933
18/9-4/10
  • 18/9-4/10
  • 2 total stops
  • 36h 25m total
  • London to Saint-Denis
Highest demand for flights based on searches. 10% potential increase in price (£77 potential increase over avg. return price).
Cheapest flight prices on average. 5% potential price decrease (£34 potential savings vs. average return price).
Average for round-trip flights in July 2025

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 4 July 2025.

Thu 18/908:05LGW - RUN
1 stop21h 55mMultiple Airlines
Sat 4/1008:00RUN - LGW
1 stop14h 30mMultiple Airlines
Deal found 3/7£622
Thu 18/906:05LTN - RUN
1 stop23h 55mMultiple Airlines
Sat 4/1008:00RUN - LTN
1 stop28h 15mMultiple Airlines
Deal found 3/7£678
Thu 18/915:05LHR - RUN
1 stop14h 55mMultiple Airlines
Fri 3/1022:10RUN - LHR
1 stop19h 05mMultiple Airlines
Deal found 3/7£692
Tue 23/907:05STN - RUN
2 stops22h 05mMultiple Airlines
Sat 4/1008:00RUN - STN
2 stops25h 50mMultiple Airlines
Deal found 1/7£768
Sat 13/919:45LHR - RUN
1 stop30h 45mAir France
Wed 24/921:00RUN - LHR
1 stop22h 35mAir France
Deal found 2/7£939
Wed 17/911:30LHR - RUN
2 stops32h 20mAir Mauritius
Sun 5/1010:05RUN - LHR
2 stops51h 25mAir Mauritius
Deal found 3/7£1,025
Fri 22/820:10LCY - RUN
2 stops31h 20mKLM
Fri 29/808:45RUN - LCY
2 stops26h 25mKLM
Deal found 3/7£1,322
Tue 12/813:05LCY - RUN
2 stops19h 50mMultiple Airlines
Tue 19/810:40RUN - LCY
2 stops28h 50mMultiple Airlines
Deal found 1/7£1,453

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 4 July 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

Thu 18/9

08:05-09:00

1 stop21h 55m

Saint-Denis Gillot

Sat 4/10

08:00-19:30

1 stop14h 30m

£622

LondonSaint-Denis

LTN - RUN

LTNRUN

London Luton

Thu 18/9

06:05-09:00

1 stop23h 55m

Saint-Denis Gillot

Sat 4/10

08:00-09:15

1 stop28h 15m

£678

LondonSaint-Denis

LHR - RUN

LHRRUN

London Heathrow

Thu 18/9

15:05-09:00

1 stop14h 55m

Saint-Denis Gillot

Fri 3/10

22:10-14:15

1 stop19h 05m

£692

LondonSaint-Denis

STN - RUN

STNRUN

London Stansted

Sat 13/9

21:10-05:35

2 stops29h 25m

Saint-Denis Gillot

Tue 23/9

21:00-17:55

2 stops23h 55m

£788

LondonSaint-Denis

LHR - RUN

LHRRUN

London Heathrow

Sat 13/9

19:45-05:30

1 stop30h 45m

Saint-Denis Gillot

Wed 24/9

21:00-16:35

1 stop22h 35m

£939

LondonSaint-Denis

LHR - RUN

LHRRUN

London Heathrow

Wed 17/9

11:30-22:50

2 stops32h 20m

Saint-Denis Gillot

Sun 5/10

10:05-10:30

2 stops51h 25m

£1,025

LondonSaint-Denis

LCY - RUN

LCYRUN

London City

Fri 22/8

20:10-06:30

2 stops31h 20m

Saint-Denis Gillot

Fri 29/8

08:45-08:10

2 stops26h 25m

£1,322

LondonSaint-Denis

LCY - RUN

LCYRUN

London City

Tue 12/8

13:05-11:55

2 stops19h 50m

Saint-Denis Gillot

Tue 19/8

10:40-12:30

2 stops28h 50m

£1,453

LondonSaint-Denis

LHR - RUN

LHRRUN

London Heathrow

Mon 11/8

21:05-10:50

2 stops34h 45m

£639

LondonSaint-Denis

LTN - RUN

LTNRUN

London Luton

Sat 26/7

09:55-16:00

3 stops27h 05m

£639

Flights are sorted by cheapest return flights first.

Deals found on 2/7

Showing 1-10 of 17 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 4 July 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.

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

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 4 July 2025.
Check out reviews from past customers who have flown with KLM, Air France, andAir 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.

Comfort

7.7

Food

7.2

Overall

7.8

Crew

8.4

Entertainment

7.1

Boarding

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.

Comfort

7.7

Food

7.2

Overall

7.8

Crew

8.4

Entertainment

7.1

Boarding

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.

Comfort

7.7

Food

7.2

Overall

7.8

Crew

8.4

Entertainment

7.1

Boarding

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.

Comfort

7.7

Food

7.2

Overall

7.8

Crew

8.4

Entertainment

7.1

Boarding

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 France is currently your cheapest option to Saint-Denis, with prices starting at £939. Additional return tickets that might be worth considering are offered by Air Mauritius and KLM, with the lowest prices starting at £1,025 and £1,322, respectively.

  • 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 £758 on Air Austral. Other airlines that offer cheap prices include Air Mauritius from £761 and Air India from £841 one-way.

  • What are the most popular routes 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.

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 4 July 2025.
AirlineCheapestAverageFlexibilityOn-time
VuelingCheapest£58Average£67FlexibilityNo cancel feeOn-time88%
Search Vueling flights
Air MauritiusCheapest£756Average£1,022FlexibilityNo cancel feeOn-time82%
Search Air Mauritius flights
Air FranceCheapest£814Average£993FlexibilityNo cancel feeOn-time77%
Search Air France flights

Fly with Cheapflights

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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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