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 is the cheapest day to fly from London to Saint-Denis?

Travellers seeking maximum savings on their London to Saint-Denis flight should consider departing on Sunday at midday when fares are most often at their lowest. Saturday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

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.

What is the cheapest day to fly round-trip from London to Saint-Denis?

It’s generally more expensive to depart on a Monday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

What is the cheapest month to fly from London to Saint-Denis?

Flights from London to Saint-Denis lean towards being more expensive in December. Prices are generally better when you fly from London to Saint-Denis in May, with the cheapest ticket starting at £552.

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.

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.

£622+ Flights from London to Saint-Denis

Cheap flight deals from London to Saint-Denis

Round-trip from	£622
Popular in	December
Cheapest in	May
Average price	£933

18/9-4/10
2 total stops
36h 25m total
London to Saint-Denis

Search Deals

Highest demand for flights based on searches. 10% potential increase in price (£77 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease (£34 potential savings vs. average return price).

Search Deals

Average for round-trip flights in July 2025

Search Deals

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

Best flights from London to Saint-Denis
Discover carefully curated flight deals from London to Saint-Denis that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 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

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

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

Tue 12/813:05LCY - RUN

2 stops19h 50mMultiple Airlines

Tue 19/810:40RUN - LCY

2 stops28h 50mMultiple Airlines

Deal found 1/7£1,453

Last-minute flights from London to Saint-Denis
Discover last-minute flight deals from London to Saint-Denis. Data last updated 4 July 2025 and is based on user searches.

Thu 3/721:10STN - RUN

2 stops22h 40mMultiple Airlines

Sun 6/712:05RUN - STN

2 stops27h 50mMultiple Airlines

Deal found 2/7£1,209

Tue 12/806:15LHR - RUN

1 stop26h 40mMultiple Airlines

Tue 19/810:40RUN - LHR

1 stop34h 55mMultiple Airlines

Deal found 1/7£1,155

Mon 18/810:40LCY - RUN

2 stops22h 15mMultiple Airlines

Mon 25/810:40RUN - LCY

2 stops29h 30mMultiple Airlines

Deal found 4/7£1,437

Wed 20/819:45LHR - RUN

2 stops58h 40mAir Mauritius

Thu 28/810:05RUN - LHR

2 stops54h 40mAir Mauritius

Deal found 3/7£1,284

Fri 22/806:05LTN - RUN

1 stop21h 35mMultiple Airlines

Fri 29/808:00RUN - LTN

1 stop17h 10mMultiple Airlines

Deal found 2/7£1,050

Fri 22/820:55LHR - RUN

2 stops30h 35mKLM

Fri 29/808:45RUN - LHR

2 stops25h 55mKLM

Deal found 3/7£1,305

Fri 22/820:10LCY - RUN

2 stops31h 20mKLM

Fri 29/808:45RUN - LCY

2 stops26h 25mKLM

Deal found 3/7£1,322

Sun 24/819:40LGW - RUN

1 stop21h 30mMultiple Airlines

Fri 29/808:00RUN - LGW

1 stop13h 55mMultiple Airlines

Deal found 2/7£909

Sun 24/819:45LHR - RUN

1 stop30h 45mAir France

Sat 30/808:45RUN - LHR

1 stop15h 40mAir France

Deal found 2/7£1,166

One-way flights from London to Saint-Denis
Search for one-way flight options from London to Saint-Denis. Find affordable one-way fares based on user searches. Data last updated 4 July 2025.

Mon 11/821:05LHR - RUN

2 stops34h 45mMultiple Airlines

Deal found 2/7£639

Sat 26/709:55LTN - RUN

3 stops27h 05mMultiple Airlines

Deal found 2/7£639

Mon 28/717:50LCY - RUN

2 stops35h 20mMultiple Airlines

Deal found 1/7£659

Thu 14/814:55STN - RUN

2 stops19h 05mMultiple Airlines

Deal found 2/7£662

Thu 14/814:30LGW - RUN

2 stops19h 30mMultiple Airlines

Deal found 2/7£667

Tue 29/711:30LHR - RUN

1 stop17h 40mAir Austral

Deal found 2/7£758

Mon 11/816:00LGW - RUN

1 stop15h 50mAir Mauritius

Deal found 3/7£761

Sat 26/721:05LHR - RUN

2 stops33h 20mAir India

Deal found 3/7£841

Tue 29/709:20LCY - RUN

2 stops18h 10mKLM

Deal found 3/7£1,187

Cheapflights Fare Finder

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

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

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?

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

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.

KLM

7.8

Good

1,367 reviews

Check prices

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

1,367 reviews

KLM

7.8

Good

1,367 reviews

Check prices

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 France

7.5

Good

1,465 reviews

KLM

7.8

Good

1,367 reviews

Check prices

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

2,926 reviews

KLM

7.8

Good

1,367 reviews

Check prices

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

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?
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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for London to Saint-Denis

Gatwick to Saint-Denis flights

Heathrow to Saint-Denis flights

Top 3 airlines flying from London to Saint-Denis

Airline	Cheapest	Average	Flexibility	On-time
Vueling	Cheapest£58	Average£67	FlexibilityNo cancel fee	On-time88%	Search Vueling flights
Air Mauritius	Cheapest£756	Average£1,022	FlexibilityNo cancel fee	On-time82%	Search Air Mauritius flights
Air France	Cheapest£814	Average£993	FlexibilityNo cancel fee	On-time77%	Search Air France flights

Fly with Cheapflights

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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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.

Cheap flight deals from London to Saint-Denis

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from London to Saint-Denis

Cheapest flights from London to Saint-DenisExplore 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.

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.

Cheapflights Fare Finder

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

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.

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.

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

Reviews of airlines servicing Saint-Denis

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.

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?

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

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

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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

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?

Why should you use Cheapflights to find cheap flight tickets from London to Saint-Denis?

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

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

100% Free

Book with Flexibility

Travel Smart

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.