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Cheap flights from London Heathrow Airport to Saint-Denis from £632

LHR — RUN
20 Nov — 27 Nov1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Saint-Denis

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Saint-Denis

Thu 19/1106:20 -
1 stop23h 35m
Thu 3/1223:00 -
1 stop21h 35m
Deal found 20/10£632
Wed 2/1220:50 -
2 stops34h 30m
Wed 9/1221:30 -
1 stop20h 50m
Deal found 18/10£657
Thu 26/1109:55 -
2 stops21h 25m
Wed 9/1223:00 -
1 stop19h 20m
Deal found 20/10£684
Mon 23/1108:55 -
1 stop20h 15m
Mon 7/1223:00 -
1 stop19h 25m
Deal found 16/10£689
Sun 22/1115:15 -
1 stop16h 05m
Thu 3/1223:00 -
1 stop19h 25m
Deal found 16/10£735
Mon 23/1108:55 -
1 stop20h 15m
Thu 3/1223:00 -
1 stop19h 25m
Deal found 16/10£743
Fri 4/1215:15 -
1 stop14h 40m
Fri 11/1223:00 -
1 stop19h 25m
Deal found 20/10£746

Find flight deals from Heathrow to Saint-Denis

Round-trip from

£627

Popular in

February

Cheapest in

September

Average price

£1,395
23/1-30/1
  • 23/1-30/1
  • 2 total stops
  • 34h 05m total
  • London to Saint-Denis
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Highest demand for flights based on searches. 20% potential increase in price (£208 potential increase over avg. return price).
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Cheapest flight prices on average. 6% potential price decrease (£51 potential savings vs. average return price).
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Average for round-trip flights in October 2026
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Cheapflights Fare Finder

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

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Route

Depart

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Price

Cheapest return flight

LondonSaint-Denis

LHR London Heathrow - RUN Saint-Denis Gillot

LHRRUN

London Heathrow

Wed 11/11

06:00-09:10

2 stops23h 10m

Saint-Denis Gillot

Wed 18/11

20:40-15:50

2 stops23h 10m

£794

LondonSaint-Denis

LHR London Heathrow - RUN Saint-Denis Gillot

LHRRUN

London Heathrow

Thu 19/11

19:20-10:50

2 stops35h 30m

Saint-Denis Gillot

Wed 2/12

12:05-13:45

2 stops29h 40m

£805

LondonSaint-Denis

LHR London Heathrow - RUN Saint-Denis Gillot

LHRRUN

London Heathrow

Sun 22/11

11:30-10:50

2 stops19h 20m

Saint-Denis Gillot

Tue 1/12

07:00-21:25

2 stops18h 25m

£875

LondonSaint-Denis

LHR London Heathrow - RUN Saint-Denis Gillot

LHRRUN

London Heathrow

Thu 19/11

11:30-09:30

2 stops18h 00m

Saint-Denis Gillot

Thu 3/12

07:00-21:25

2 stops18h 25m

£902

LondonSaint-Denis

LHR London Heathrow - RUN Saint-Denis Gillot

LHRRUN

London Heathrow

Thu 19/11

11:30-09:30

2 stops18h 00m

Saint-Denis Gillot

Tue 1/12

12:05-10:30

2 stops26h 25m

£902

LondonSaint-Denis

LHR London Heathrow - RUN Saint-Denis Gillot

LHRRUN

London Heathrow

Thu 19/11

14:45-13:20

1 stop18h 35m

Saint-Denis Gillot

Wed 2/12

21:45-10:45

2 stops17h 00m

£911

LondonSaint-Denis

LHR London Heathrow - RUN Saint-Denis Gillot

LHRRUN

London Heathrow

Fri 20/11

08:55-10:50

2 stops21h 55m

Saint-Denis Gillot

Wed 2/12

07:00-21:25

2 stops18h 25m

£922

LondonSaint-Denis

LHR London Heathrow - RUN Saint-Denis Gillot

LHRRUN

London Heathrow

Thu 19/11

14:45-09:10

1 stop14h 25m

Saint-Denis Gillot

Fri 4/12

20:40-07:55

1 stop15h 15m

£1,002

LondonSaint-Denis

LHR London Heathrow - RUN Saint-Denis Gillot

LHRRUN

London Heathrow

Wed 11/11

11:30-08:10

1 stop16h 40m

Saint-Denis Gillot

Wed 18/11

07:00-21:25

2 stops18h 25m

£1,076

LondonSaint-Denis

LHR London Heathrow - RUN Saint-Denis Gillot

LHRRUN

London Heathrow

Fri 20/11

17:35-12:40

1 stop15h 05m

Saint-Denis Gillot

Wed 2/12

20:40-07:55

1 stop15h 15m

£1,126

Flights are sorted by cheapest return flights first.

Deals found on 20/10

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

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

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

Related info for your journey

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

    Saint-Denis Gillot (RUN) is the airport you will fly into if you book a flight from London Heathrow to Saint-Denis. You should not have trouble finding flights to Gillot from London Heathrow; the airport handles an average of 0 inbound flights from London Heathrow per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Saint-Denis airport from London Heathrow. It is only a 3.9 mi journey from Gillot (RUN) to Saint-Denis’s city center.

  • How long is the flight from London Heathrow Airport to Saint-Denis?

    Departing from London Heathrow Airport to Saint-Denis will take you 35h 30m. There are 6029 mi between London Heathrow Airport and Saint-Denis.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow 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.

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Alternative routes for Heathrow to Saint-Denis

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Deals for Heathrow to Saint-Denis flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Saint-Denis from Heathrow.

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Need flexible booking options for your flight to Saint-Denis from Heathrow? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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