What is the cheapest month to book a flight from Saint-Denis to London?

Currently, January is the cheapest month in which you can book a flight from Saint-Denis to London (average of £112). Flying from Saint-Denis to London in August is currently the most expensive (average of £164). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

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

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

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

Due to multiple factors, expect to potentially pay more when booking in November. For low rates, March can be a great choice for travel to London. Flights to London from Saint-Denis in March are about £845 on average during March, but can be found for as low as £527.

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

When flying from Saint-Denis to London, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Saint-Denis Gillot (RUN), located 3.9 mi from the city center, is the airport you fly out of when you book flights from Saint-Denis to London. 0 airlines have flights from Gillot to London on a regular basis. Booking flights from Saint-Denis Gillot to London should not be difficult; the airport handles an average of 0 outbound flights to London per day.

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

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

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

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

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

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

£251+ Cheap Flights from Saint-Denis to London

Cheap flight deals from Saint-Denis to London

Round-trip from	£653
One-way from	£251
Popular in	November
Cheapest in	March
Average price	£940

5/10-7/2
2 total stops
45h 30m total
Saint-Denis to London

Search Deals

18/10
1 total stop
14h 30m total
Saint-Denis to London

Search Deals

Highest demand for flights based on searches. 24% potential increase in price (£198 potential increase over avg. return price).

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Cheapest flight prices on average. 8% potential price decrease (£51 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

Find flight deals from Saint-Denis to London

Cheapest flights from Saint-Denis to London
Explore the most affordable flight options available from Saint-Denis to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 9月 2025.

週五 19/919:55RUN - LGW

1 stop17h 05mMultiple Airlines

週二 23/908:05LGW - RUN

1 stop21h 05mMultiple Airlines

Deal found 10/9£606

週日 5/1010:40RUN - LGW

1 stop23h 30mMultiple Airlines

週六 7/207:10LGW - RUN

1 stop22h 00mMultiple Airlines

Deal found 10/9£653

週四 11/908:45RUN - LGW

1 stop16h 50mMultiple Airlines

週一 15/907:45LGW - RUN

1 stop19h 45mMultiple Airlines

Deal found 10/9£675

週五 12/922:10RUN - LGW

1 stop24h 20mMultiple Airlines

週二 16/913:40LGW - RUN

1 stop16h 20mMultiple Airlines

Deal found 11/9£709

週日 5/1019:55RUN - LHR

1 stop28h 30mMultiple Airlines

週六 7/211:30LHR - RUN

1 stop17h 40mMultiple Airlines

Deal found 10/9£709

週四 11/908:45RUN - LHR

1 stop15h 40mAir France

週一 15/908:55LHR - RUN

2 stops22h 05mAir France

Deal found 10/9£721

週五 19/922:10RUN - LHR

1 stop19h 05mMultiple Airlines

週二 23/915:05LHR - RUN

1 stop14h 55mMultiple Airlines

Deal found 10/9£731

週五 12/922:10RUN - LHR

1 stop19h 05mMultiple Airlines

週二 16/915:05LHR - RUN

1 stop14h 55mMultiple Airlines

Deal found 11/9£736

週日 5/1022:10RUN - STN

2 stops28h 49mMultiple Airlines

週六 7/218:00STN - RUN

2 stops35h 55mMultiple Airlines

Deal found 10/9£778

週三 24/1207:00RUN - LHR

2 stops16h 15mMultiple Airlines

週四 1/109:00LHR - RUN

2 stops21h 50mMultiple Airlines

Deal found 11/9£783

週五 26/1217:25RUN - LGW

1 stop17h 30mAir Mauritius

週五 9/116:00LGW - RUN

1 stop13h 25mAir Mauritius

Deal found 11/9£836

週五 12/922:10RUN - STN

2 stops30h 05mMultiple Airlines

週二 16/907:05STN - RUN

2 stops22h 55mMultiple Airlines

Deal found 11/9£935

Best flights from Saint-Denis to London
Discover carefully curated flight deals from Saint-Denis to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 9月 2025.

週日 5/1010:40RUN - LGW

1 stop23h 30mMultiple Airlines

週六 7/207:10LGW - RUN

1 stop22h 00mMultiple Airlines

Deal found 10/9£653

週五 26/1217:25RUN - LGW

1 stop17h 30mAir Mauritius

週五 9/116:00LGW - RUN

1 stop13h 25mAir Mauritius

Deal found 11/9£836

週日 5/1019:55RUN - LHR

1 stop28h 30mMultiple Airlines

週六 7/211:30LHR - RUN

1 stop17h 40mMultiple Airlines

Deal found 10/9£709

週日 5/1022:10RUN - STN

2 stops28h 49mMultiple Airlines

週六 7/218:00STN - RUN

2 stops35h 55mMultiple Airlines

Deal found 10/9£778

週三 24/1207:00RUN - LHR

2 stops16h 15mMultiple Airlines

週四 1/112:05LHR - RUN

2 stops18h 45mMultiple Airlines

Deal found 12/9£781

週日 1/311:40RUN - LGW

1 stop23h 40mMultiple Airlines

週六 28/307:10LGW - RUN

1 stop22h 00mMultiple Airlines

Deal found 12/9£807

週日 28/1212:40RUN - LGW

1 stop23h 00mMultiple Airlines

週日 11/119:55LGW - RUN

1 stop21h 05mMultiple Airlines

Deal found 11/9£848

週一 1/1223:00RUN - LGW

1 stop20h 45mMultiple Airlines

週一 15/1208:30LGW - RUN

1 stop21h 25mMultiple Airlines

Deal found 10/9£875

週日 28/1223:00RUN - LHR

1 stop19h 25mMultiple Airlines

週日 11/115:15LHR - RUN

1 stop25h 45mMultiple Airlines

Deal found 11/9£884

週三 24/1212:05RUN - LGW

2 stops22h 35mMultiple Airlines

週四 1/113:35LGW - RUN

2 stops17h 15mMultiple Airlines

Deal found 11/9£941

週一 1/1223:00RUN - LHR

1 stop19h 25mMultiple Airlines

週一 15/1209:55LHR - RUN

2 stops20h 00mMultiple Airlines

Deal found 10/9£961

週五 26/1213:00RUN - LGW

2 stops21h 40mMultiple Airlines

週五 9/109:40LGW - RUN

2 stops21h 10mMultiple Airlines

Deal found 11/9£972

Last-minute flights from Saint-Denis to London
Discover last-minute flight deals from Saint-Denis to London. Data last updated 12 9月 2025 and is based on user searches.

週四 11/917:25RUN - STN

2 stops22h 30mMultiple Airlines

週一 15/914:55STN - RUN

2 stops22h 50mMultiple Airlines

Deal found 10/9£1,521

週五 12/922:10RUN - STN

2 stops30h 05mMultiple Airlines

週二 16/907:05STN - RUN

2 stops22h 55mMultiple Airlines

Deal found 11/9£935

週五 19/919:55RUN - LGW

1 stop17h 05mMultiple Airlines

週二 23/908:05LGW - RUN

1 stop21h 05mMultiple Airlines

Deal found 10/9£606

週五 19/922:10RUN - LHR

1 stop19h 05mMultiple Airlines

週二 23/915:05LHR - RUN

1 stop14h 55mMultiple Airlines

Deal found 10/9£731

週五 19/907:00RUN - LHR

2 stops28h 00mAir Mauritius

週二 23/911:30LHR - RUN

2 stops20h 20mAir Mauritius

Deal found 10/9£1,157

週日 5/1022:10RUN - STN

2 stops28h 49mMultiple Airlines

週六 7/218:00STN - RUN

2 stops35h 55mMultiple Airlines

Deal found 10/9£778

One-way flights from Saint-Denis to London
Search for one-way flight options from Saint-Denis to London. Find affordable one-way fares based on user searches. Data last updated 12 9月 2025.

週六 18/1008:00RUN - LGW

1 stop14h 30mMultiple Airlines

Deal found 10/9£251

週六 18/1008:00RUN - LHR

1 stop33h 15mMultiple Airlines

Deal found 10/9£306

週日 5/1022:10RUN - LGW

1 stop35h 50mMultiple Airlines

Deal found 10/9£315

週三 15/1019:55RUN - LGW

1 stop18h 05mMultiple Airlines

Deal found 10/9£327

週三 15/1022:10RUN - LHR

1 stop19h 05mMultiple Airlines

Deal found 10/9£328

週一 6/1022:10RUN - STN

2 stops24h 50mMultiple Airlines

Deal found 10/9£335

週五 17/1008:00RUN - LGW

1 stop13h 55mMultiple Airlines

Deal found 10/9£344

週一 6/1022:10RUN - LGW

2 stops18h 40mMultiple Airlines

Deal found 10/9£350

週日 5/1022:10RUN - LHR

1 stop19h 05mMultiple Airlines

Deal found 10/9£350

週日 5/1008:00RUN - STN

2 stops30h 55mMultiple Airlines

Deal found 10/9£353

週五 17/1008:00RUN - STN

2 stops19h 45mMultiple Airlines

Deal found 10/9£357

週六 18/1022:10RUN - STN

2 stops21h 15mMultiple Airlines

Deal found 10/9£362

Fly from

Fly to

Route

Depart

Return

Price

Saint-DenisLondon

RUN - LGW

RUNLGW

Saint-Denis Gillot

週日 5/10

10:40-07:10

1 stop23h 30m

London Gatwick

週六 7/2

07:10-09:10

1 stop22h 00m

£653

Saint-DenisLondon

RUN - LHR

RUNLHR

Saint-Denis Gillot

週日 5/10

19:55-21:25

1 stop28h 30m

London Heathrow

週六 7/2

11:30-09:10

1 stop17h 40m

£709

Saint-DenisLondon

RUN - STN

RUNSTN

Saint-Denis Gillot

週日 5/10

22:10-23:59

2 stops28h 49m

London Stansted

週六 7/2

18:00-09:55

2 stops35h 55m

£778

Saint-DenisLondon

RUN - LHR

RUNLHR

Saint-Denis Gillot

週三 24/12

07:00-19:15

2 stops16h 15m

London Heathrow

週四 1/1

12:05-10:50

2 stops18h 45m

£781

Saint-DenisLondon

RUN - LGW

RUNLGW

Saint-Denis Gillot

週日 1/3

11:40-07:20

1 stop23h 40m

London Gatwick

週六 28/3

07:10-09:10

1 stop22h 00m

£807

Saint-DenisLondon

RUN - LGW

RUNLGW

Saint-Denis Gillot

週五 26/12

17:25-06:55

1 stop17h 30m

London Gatwick

週五 9/1

16:00-09:25

1 stop13h 25m

£836

Saint-DenisLondon

RUN - LGW

RUNLGW

Saint-Denis Gillot

週日 28/12

12:40-07:40

1 stop23h 00m

London Gatwick

週日 11/1

19:55-21:00

1 stop21h 05m

£848

Saint-DenisLondon

RUN - LGW

RUNLGW

Saint-Denis Gillot

週一 1/12

23:00-15:45

1 stop20h 45m

London Gatwick

週一 15/12

08:30-09:55

1 stop21h 25m

£875

Saint-DenisLondon

RUN - LHR

RUNLHR

Saint-Denis Gillot

週日 28/12

23:00-14:25

1 stop19h 25m

London Heathrow

週日 11/1

15:15-21:00

1 stop25h 45m

£884

Saint-DenisLondon

RUN - LGW

RUNLGW

Saint-Denis Gillot

週三 24/12

12:05-06:40

2 stops22h 35m

London Gatwick

週四 1/1

13:35-10:50

2 stops17h 15m

£941

Flights are sorted by cheapest return flights first.

Deals found on 10/9

Showing 1-10 of 47 results

...

Best time to book a flight from Saint-Denis to London

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

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

Related info for your journey

What airport do you fly from for flights from Saint-Denis to London?
Saint-Denis Gillot (RUN), located 3.9 mi from the city center, is the airport you fly out of when you book flights from Saint-Denis to London. 0 airlines have flights from Gillot to London on a regular basis. Booking flights from Saint-Denis Gillot to London should not be difficult; the airport handles an average of 0 outbound flights to London per day.
What are the most popular routes from Saint-Denis to London?
While some choose either Saint-Denis Gillot - London Heathrow or Saint-Denis Gillot - London Stansted, Saint-Denis Gillot - London Gatwick is the most popular route from Saint-Denis to London.
Can I find deals for flights from Saint-Denis to London that include hotel bookings?
Yes. In addition to deals on Saint-Denis to London flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Saint-Denis to London?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Saint-Denis to London.
Can I find deals for business class flights from Saint-Denis to London?
Yes. Cheapflights offers flight deals from Saint-Denis to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Saint-Denis to London?
Currently, January is the cheapest month in which you can book a flight from Saint-Denis to London (average of £112). Flying from Saint-Denis to London in August is currently the most expensive (average of £164). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Cheap flights from Saint-Denis to London from £251

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 18/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Saint-Denis to London

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Find flight deals from Saint-Denis to London

Cheapest flights from Saint-Denis to LondonExplore the most affordable flight options available from Saint-Denis to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 9月 2025.

Explore the most affordable flight options available from Saint-Denis to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 9月 2025.

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

Best time to book a flight from Saint-Denis to London

Have a flexible travel schedule? Discover the best time to fly to London from Saint-Denis with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Saint-Denis to London

Related info for your journey

Find useful and relevant information for your journey from Saint-Denis to London. 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 from for flights from Saint-Denis to London?

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

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

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

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

What is the cheapest month to book a flight from Saint-Denis to London?

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

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

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

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

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Cheapest flights from Saint-Denis to London
Explore the most affordable flight options available from Saint-Denis to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 9月 2025.