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Cheap flights from Ottawa to London Gatwick Airport from C$ 409

YOW — LGW
31 Oct — 7 Nov1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ottawa to Gatwick

Enter your travel dates to find the best prices.

Cheapest flights from Ottawa to Gatwick

Thu 5/115:10 p.m. -
1 stop10h 50m
Sun 22/1110:00 a.m. -
1 stop10h 00m
Deal found 29/9C$ 910
Sun 15/115:10 p.m. -
1 stop17h 35m
Sun 22/1110:00 a.m. -
1 stop10h 00m
Deal found 1/10C$ 927
Sun 25/106:25 p.m. -
1 stop17h 20m
Sun 1/1110:00 a.m. -
1 stop10h 05m
Deal found 1/10C$ 933
Wed 28/106:25 p.m. -
1 stop17h 20m
Wed 4/1110:00 a.m. -
1 stop10h 00m
Deal found 30/9C$ 934
Tue 20/105:10 p.m. -
1 stop11h 15m
Thu 5/1110:00 a.m. -
1 stop10h 00m
Deal found 29/9C$ 937
Wed 11/115:10 p.m. -
1 stop17h 35m
Tue 17/114:45 p.m. -
1 stop27h 15m
Deal found 1/10C$ 951
Wed 11/115:10 p.m. -
1 stop10h 50m
Tue 24/114:45 p.m. -
1 stop27h 15m
Deal found 29/9C$ 953
Wed 11/115:30 a.m. -
1 stop23h 15m
Tue 17/1111:40 a.m. -
1 stop18h 04m
Deal found 29/9C$ 954
Sun 1/115:25 p.m. -
1 stop10h 35m
Thu 12/114:45 p.m. -
1 stop27h 15m
Deal found 28/9C$ 956
Mon 26/105:35 a.m. -
1 stop24h 10m
Sun 8/1111:40 a.m. -
1 stop18h 04m
Deal found 28/9C$ 963
Tue 13/105:10 p.m. -
1 stop17h 50m
Thu 29/1010:00 a.m. -
1 stop10h 00m
Deal found 28/9C$ 964
Fri 6/115:10 p.m. -
1 stop10h 50m
Sun 6/1210:00 a.m. -
1 stop10h 00m
Deal found 29/9C$ 966

Find flight deals from Ottawa to Gatwick

Round-trip from

C$ 906

One-way from

C$ 409

Popular in

November

Cheapest in

February

Average price

C$ 943

Good round-trip deal

C$ 714 or less

Good one-way deal

C$ 383 or less
16/2-2/3
  • 16/2-2/3
  • 2 total stops
  • 36h 38m total
  • Ottawa to London
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20/10-31/12
  • 20/10-31/12
  • 2 total stops
  • 20h 50m total
  • Ottawa to London
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (C$ 433 potential increase over avg. RT price).
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Cheapest flight prices on average. 12% potential price decrease (C$ 189 potential savings vs. average RT price).
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Average for round-trip flights in October 2026
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Price to beat on a round-trip flight from Ottawa to London Gatwick.
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Price to beat on a one-way flight from Ottawa to London Gatwick.
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Ottawa to London Gatwick Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaLondon

YOW Ottawa - LGW London Gatwick

YOWLGW

Ottawa

Tue 24/11

7:00 a.m.-4:40 p.m.

3 stops28h 40m

London Gatwick

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 500

OttawaLondon

YOW Ottawa - LGW London Gatwick

YOWLGW

Ottawa

Tue 1/12

6:10 a.m.-10:20 a.m.

2 stops47h 10m

London Gatwick

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 500

OttawaLondon

YOW Ottawa - LGW London Gatwick

YOWLGW

Ottawa

Thu 19/11

7:00 a.m.-5:45 p.m.

3 stops29h 45m

London Gatwick

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 511
Quickest round-trip

OttawaLondon

YOW Ottawa - LGW London Gatwick

YOWLGW

Ottawa

Sat 24/10

6:25 p.m.-10:45 a.m.

1 stop11h 20m

London Gatwick

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 537

OttawaLondon

YOW Ottawa - LGW London Gatwick

YOWLGW

Ottawa

Wed 20/1

8:00 a.m.-6:55 a.m.

1 stop17h 55m

London Gatwick

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 557

OttawaLondon

YOW Ottawa - LGW London Gatwick

YOWLGW

Ottawa

Thu 22/10

6:50 a.m.-7:55 a.m.

1 stop20h 05m

London Gatwick

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 564

OttawaLondon

YOW Ottawa - LGW London Gatwick

YOWLGW

Ottawa

Wed 14/10

4:00 p.m.-2:10 p.m.

3 stops41h 10m

London Gatwick

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 569

OttawaLondon

YOW Ottawa - LGW London Gatwick

YOWLGW

Ottawa

Tue 13/10

6:25 p.m.-10:45 a.m.

1 stop11h 20m

London Gatwick

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 585

OttawaLondon

YOW Ottawa - LGW London Gatwick

YOWLGW

Ottawa

Tue 15/12

5:30 a.m.-2:15 p.m.

3 stops27h 45m

London Gatwick

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 686

OttawaLondon

YOW Ottawa - LGW London Gatwick

YOWLGW

Ottawa

Fri 20/11

5:25 p.m.-9:00 a.m.

1 stop10h 35m

London Gatwick

Fri 27/11

10:00 a.m.-3:00 p.m.

1 stop10h 00m

C$ 937

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/9

Showing 1-10 of 19 resultsSorted by cheapest first
1
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Best time to book a flight from Ottawa to Gatwick

Have a flexible travel schedule? Discover the best time to fly to Gatwick from Ottawa with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Ottawa to London Gatwick Airport

What is the cheapest time of day to fly from YOW to LGW?

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

How much does it cost to fly round-trip from Ottawa to London Gatwick Airport?

Airfare is typical for this route at the moment.

Ottawa to London Gatwick Airport flights typically cost between C$ 764 and C$ 949 in February.
The cheapest round-trip price found within the last 5 days was C$ 906 on Multiple Airlines (16 Feb-2 Mar).

Reviews of airlines servicing Gatwick

Read through reviews of airlines operating flights from Ottawa to London Gatwick Airport, such as Air Transat. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Air Transat
7.7
Good
582 reviews
Check prices

Food

6.8

Boarding

8.0

Entertainment

7.1

Crew

8.5

Comfort

7.3

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Paul,Jul 2026

YUL - LGW

Had to bus to the plane which made priority boarding at the back of the bus
Air Transat
7.7
Good
582 reviews
Air Transat
7.7
Good
582 reviews
Check prices

Food

6.8

Boarding

8.0

Entertainment

7.1

Crew

8.5

Comfort

7.3

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Paul,Jul 2026

YUL - LGW

Had to bus to the plane which made priority boarding at the back of the bus

Related info for your journey

  • What airport do you fly from for flights from Ottawa to London Gatwick?

    If you book a flight to London Gatwick from Ottawa, you will be flying from Ottawa, which is the city’s only airport. Ottawa (YOW) is located 10.6 km from the centre of Ottawa. There are 0 flights from Ottawa to London Gatwick per day from 1 airline.

  • How long is the flight from Ottawa to London Gatwick Airport?

    A quick flight from Ottawa to London Gatwick Airport can take about 10h 35m. Virgin Atlantic provides one of the quickest options available for as low as C$ 937. Ottawa and London Gatwick Airport are separated by a distance of 5375 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What is the cheapest airline to fly from Ottawa to London Gatwick Airport round-trip?

    Flying on Air Transat is currently your cheapest option to London Gatwick Airport, with prices starting at C$ 694. Air Transat is 40% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest flights from Ottawa to London Gatwick Airport?

    Looking for the cheapest flight from Ottawa to London Gatwick Airport? While on average our users pay C$ 596, our data indicates the cheapest price to be C$ 359. The most popular route (Ottawa - London Gatwick), is priced around C$ 906.

  • Can I find deals for flights from Ottawa to Gatwick that include hotel bookings?

    Yes. In addition to deals on Ottawa to Gatwick flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ottawa to Gatwick?

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

  • Can I find deals for business class flights from Ottawa to Gatwick?

    Yes. Cheapflights offers flight deals from Ottawa to Gatwick 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

Travelling to a place near London Gatwick Airport?

Book flights to London Gatwick Airport if you plan to visit one of these locations
Gatwick
Romford
Twickenham
Ilford
Bromley
Sutton
Luton
Slough
Marlow
Cobham
Hounslow
Wembley
Watford
High Wycombe

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Ottawa to Gatwick

AirlineCheapestAverageFlexibilityOn-time
Air TransatCheapestC$ 694AverageC$ 824FlexibilityNo cancel feeOn-time50%
Search Air Transat flights

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When you search for this flight from Ottawa to Gatwick, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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Yes! Start tracking prices for Ottawa to Gatwick flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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