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Cheap flights from Saint-Denis to London from £730

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/9. Fares are subject to change and may not be available on all flights or dates of travel.
RUN — LON
5 May — 12 May1
1 adult

Cheap flight deals from Saint-Denis to London

Discover tips and strategies to find the most affordable flight options for your journey from Saint-Denis (RUN) to London (LON). 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 30 April 2025.

Round-trip from

£730

Popular in

November

Cheapest in

September

Average price

£653
22/9-30/9
  • 22/9-30/9
  • 2 total stops
  • 34h 05m total
  • Saint-Denis to London
Search Deals
Highest demand for flights based on searches. 23% potential increase in price (£184 potential increase over avg. return price).
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Cheapest flight prices on average. 9% potential price decrease (£51 potential savings vs. average return price).
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Average for round-trip flights in April 2025
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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 30 April 2025.

Mon 22/922:10RUN - LGW
1 stop17h 45mMultiple Airlines
Tue 30/913:40LGW - RUN
1 stop16h 20mMultiple Airlines
Deal found 29/4£730
Mon 12/522:10RUN - LHR
1 stop19h 05mMultiple Airlines
Fri 16/515:05LHR - RUN
1 stop26h 05mMultiple Airlines
Deal found 29/4£761
Mon 22/917:25RUN - STN
2 stops22h 30mMultiple Airlines
Tue 30/921:10STN - RUN
2 stops22h 40mMultiple Airlines
Deal found 29/4£944
Mon 22/919:55RUN - LCY
2 stops28h 10mMultiple Airlines
Tue 30/913:45LCY - RUN
2 stops19h 10mMultiple Airlines
Deal found 29/4£947
Wed 30/412:05RUN - LGW
1 stop21h 45mAir Mauritius
Sun 18/516:00LGW - RUN
1 stop19h 40mAir Mauritius
Deal found 29/4£1,016
Thu 1/508:45RUN - LHR
1 stop15h 40mAir France
Sun 18/509:00LHR - RUN
1 stop18h 30mAir France
Deal found 29/4£1,380
Wed 30/412:05RUN - LHR
2 stops25h 25mAir Mauritius
Sun 18/509:00LHR - RUN
2 stops22h 50mAir Mauritius
Deal found 29/4£1,767

Cheapflights Fare Finder

Customise your flight search to find flights from Saint-Denis to London 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 30 April 2025.
Use the filters below to find and compare flights from Saint-Denis to London that are best for you.

Fly from

Saint-Denis

Fly to

London

Route

Depart

Return

Price

Saint-DenisLondon

RUN - LGW

RUNLGW

Saint-Denis Gillot

Mon 22/9

22:10-12:55

1 stop17h 45m

London Gatwick

Tue 30/9

13:40-09:00

1 stop16h 20m

£730

Saint-DenisLondon

RUN - LHR

RUNLHR

Saint-Denis Gillot

Mon 12/5

22:10-14:15

1 stop19h 05m

London Heathrow

Fri 16/5

15:05-20:10

1 stop26h 05m

£761

Saint-DenisLondon

RUN - STN

RUNSTN

Saint-Denis Gillot

Mon 22/9

17:25-12:55

2 stops22h 30m

London Stansted

Tue 30/9

21:10-22:50

2 stops22h 40m

£944

Saint-DenisLondon

RUN - LCY

RUNLCY

Saint-Denis Gillot

Mon 22/9

19:55-21:05

2 stops28h 10m

London City

Tue 30/9

13:45-11:55

2 stops19h 10m

£947

Saint-DenisLondon

RUN - LGW

RUNLGW

Saint-Denis Gillot

Sat 11/10

18:30-06:50

1 stop15h 20m

London Gatwick

Sat 25/10

16:00-11:45

1 stop16h 45m

£1,112

Saint-DenisLondon

RUN - LHR

RUNLHR

Saint-Denis Gillot

Mon 7/7

08:45-21:25

1 stop15h 40m

London Heathrow

Tue 15/7

09:00-06:30

1 stop18h 30m

£1,622

Flights are sorted by cheapest return flights first.

Deals found on 29/4

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

Rainfall in London by month

Plan your trip to London by taking into account the average rainfall totals by month.

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.

Temperature in London by month

Plan your trip to London by taking into account the average temperature totals by month.

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).

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 30 April 2025.
Air France
7.4
Good
1,446 reviews
Check prices

Entertainment

7.0

Food

7.0

Overall

7.4

Boarding

7.4

Crew

8.2

Comfort

7.4

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2025

SGN - CDG

Staff attentive, would have liked a covering on the seats for sleeping (as Vietnam airways did - and others) ‘duvet’ cover very light- needed but heavier. Food not great, scallop did not smell right, chicken over cooked.
Air France
7.4
Good
1,446 reviews
Air France
7.4
Good
1,446 reviews
Check prices

Entertainment

7.0

Food

7.0

Overall

7.4

Boarding

7.4

Crew

8.2

Comfort

7.4

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2025

SGN - CDG

Staff attentive, would have liked a covering on the seats for sleeping (as Vietnam airways did - and others) ‘duvet’ cover very light- needed but heavier. Food not great, scallop did not smell right, chicken over cooked.

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?

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

    Our cheapest airline available from Saint-Denis to London is Air Mauritius. Our recent data shows that you can find tickets from as low as £1,112 on this airline. An additional option worth looking into is Air France, starting at £1,622.

  • 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

Travelling to a place near Saint-Denis?

Book flights to Saint-Denis if you plan to visit one of these locations
Deal
Hounslow
Milton Keynes
Gatwick
Luton
Slough
Croydon
Eastbourne
Southend-on-Sea
Ilford
Crawley
Hayes
Ipswich
Watford
Wembley
Folkestone
Maidstone
Winchester
Dartford
Guildford

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Alternative routes for Saint-Denis to London

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

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