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Cheap flights from London Gatwick Airport to Ottawa from C$ 430

LGW — YOW
9 Oct — 16 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Gatwick to Ottawa

Enter your travel dates to find the best prices.

Cheapest flights from Gatwick to Ottawa

Sun 11/1011:35 a.m. -
1 stop11h 00m
Sat 17/1010:00 a.m. -
1 stop19h 45m
Deal found 8/9C$ 796
Fri 2/109:40 a.m. -
Nonstop8h 00m
Fri 9/107:40 p.m. -
Nonstop7h 15m
Deal found 8/9C$ 799
Tue 6/105:00 p.m. -
1 stop27h 00m
Tue 13/105:10 p.m. -
1 stop17h 50m
Deal found 8/9C$ 800
Sun 4/105:00 p.m. -
1 stop27h 00m
Sun 11/105:25 p.m. -
1 stop11h 00m
Deal found 6/9C$ 805
Sun 4/1011:35 a.m. -
2 stops26h 41m
Sun 11/107:40 p.m. -
Nonstop7h 15m
Deal found 6/9C$ 808
Sun 4/1011:35 a.m. -
1 stop11h 00m
Sun 11/106:25 p.m. -
2 stops17h 45m
Deal found 6/9C$ 812
Sat 3/109:40 a.m. -
1 stop19h 45m
Sat 10/106:25 p.m. -
2 stops32h 30m
Deal found 5/9C$ 814
Sat 26/99:40 a.m. -
1 stop15h 20m
Sat 3/106:55 a.m. -
2 stops44h 00m
Deal found 4/9C$ 816
Fri 2/109:40 a.m. -
Nonstop8h 00m
Mon 5/104:00 p.m. -
1 stop13h 45m
Deal found 8/9C$ 818
Sat 3/109:40 a.m. -
1 stop19h 45m
Tue 6/104:00 p.m. -
1 stop13h 45m
Deal found 8/9C$ 819
Sun 4/1011:35 a.m. -
1 stop11h 00m
Mon 5/104:00 p.m. -
1 stop13h 45m
Deal found 8/9C$ 823
Fri 9/1012:40 p.m. -
1 stop14h 10m
Tue 13/1010:00 a.m. -
1 stop19h 45m
Deal found 7/9C$ 826

Find flight deals from Gatwick to Ottawa

Round-trip from

C$ 796

One-way from

C$ 430

Popular in

October

Cheapest in

June

Average price

C$ 765

Good one-way deal

C$ 403 or less
Air Transat
  • Air Transat
  • 11/10-17/10
  • 2 total stops
  • 30h 45m total
  • London to Ottawa
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Air Transat
  • Air Transat
  • 18/9-31/12
  • Nonstop
  • 8h 00m total
  • London to Ottawa
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (C$ 206 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease (C$ 81 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2026
Search Deals
Price to beat on a one-way flight from London Gatwick to Ottawa.
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Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

LondonOttawa

LGW London Gatwick - YOW Ottawa

LGWYOW

London Gatwick

Sun 11/10

9:40 a.m.-12:40 p.m.

Nonstop8h 00m

Ottawa

Wed 31/12

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

Nonstop0h 00m

C$ 440

LondonOttawa

LGW London Gatwick - YOW Ottawa

LGWYOW

London Gatwick

Fri 18/9

9:40 a.m.-12:40 p.m.

Nonstop8h 00m

Ottawa

Wed 31/12

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

Nonstop0h 00m

C$ 440

LondonOttawa

LGW London Gatwick - YOW Ottawa

LGWYOW

London Gatwick

Sat 19/9

12:40 p.m.-12:25 a.m.

1 stop16h 45m

Ottawa

Wed 31/12

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

Nonstop0h 00m

C$ 443

LondonOttawa

LGW London Gatwick - YOW Ottawa

LGWYOW

London Gatwick

Mon 28/9

9:40 a.m.-8:00 p.m.

1 stop15h 20m

Ottawa

Wed 31/12

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

Nonstop0h 00m

C$ 444

LondonOttawa

LGW London Gatwick - YOW Ottawa

LGWYOW

London Gatwick

Tue 6/10

12:40 p.m.-2:55 p.m.

1 stop31h 15m

Ottawa

Wed 31/12

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

Nonstop0h 00m

C$ 451

LondonOttawa

LGW London Gatwick - YOW Ottawa

LGWYOW

London Gatwick

Thu 17/9

12:40 p.m.-12:25 a.m.

1 stop16h 45m

Ottawa

Wed 31/12

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

Nonstop0h 00m

C$ 452

LondonOttawa

LGW London Gatwick - YOW Ottawa

LGWYOW

London Gatwick

Wed 16/9

9:40 a.m.-8:00 p.m.

1 stop15h 20m

Ottawa

Wed 31/12

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

Nonstop0h 00m

C$ 452

LondonOttawa

LGW London Gatwick - YOW Ottawa

LGWYOW

London Gatwick

Fri 2/10

12:40 p.m.-8:00 p.m.

1 stop12h 20m

Ottawa

Sun 4/10

6:25 p.m.-5:10 p.m.

2 stops17h 45m

C$ 856

LondonOttawa

LGW London Gatwick - YOW Ottawa

LGWYOW

London Gatwick

Fri 13/11

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

1 stop10h 00m

Ottawa

Sun 15/11

5:10 p.m.-9:00 a.m.

1 stop10h 50m

C$ 990

LondonOttawa

LGW London Gatwick - YOW Ottawa

LGWYOW

London Gatwick

Mon 19/10

12:40 p.m.-8:00 p.m.

1 stop12h 20m

Ottawa

Mon 26/10

6:10 a.m.-7:15 a.m.

2 stops45h 05m

C$ 1,007

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/9

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Best time to book a flight from Gatwick to Ottawa

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

Cheapflights Insights

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

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London Gatwick Airport to Ottawa as you normally would.

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

Airfare is typical for this route at the moment.

London Gatwick Airport to Ottawa flights typically cost between C$ 735 and C$ 923 in October.
The cheapest round-trip price found within the last 5 days was C$ 796 on Air Transat (11 Oct-17 Oct).

Reviews of airlines servicing Ottawa

Read reviews from past customers who have flown Air Transat from London Gatwick Airport to Ottawa. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Transat
7.8
Good
577 reviews
Check prices

Comfort

7.3

Overall

7.8

Entertainment

7.1

Crew

8.5

Food

6.8

Boarding

8.0

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.
Air Transat
7.8
Good
577 reviews
Air Transat
7.8
Good
577 reviews
Check prices

Comfort

7.3

Overall

7.8

Entertainment

7.1

Crew

8.5

Food

6.8

Boarding

8.0

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.

Related info for your journey

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

    If you book a flight to Ottawa from London Gatwick, you will be flying to 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 London Gatwick to Ottawa per day from 1 airline.

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

    Departing from London Gatwick Airport to Ottawa will take you 11h. There are 5375 km between London Gatwick Airport and Ottawa. This flight may include one or multiple stops.

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

    Cheapflights users have booked flights from London Gatwick Airport to Ottawa round-trip from C$ 698. Air Transat is priced at 29% lower than the current average price of a flight leaving 3 months from now.

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

    On average you can expect to pay C$ 971 for a flight from London Gatwick Airport to Ottawa. The cheapest flight overall is C$ 384 while the most popular route, (London Gatwick - Ottawa) is currently priced at C$ 556.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Gatwick to Ottawa 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 Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Prescott
Brockville
Wakefield
Pembroke
Smiths Falls

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Gatwick to Ottawa

AirlineCheapestAverageFlexibilityOn-time
Air TransatCheapestC$ 698AverageC$ 922FlexibilityNo cancel feeOn-time50%
Search Air Transat flights

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Can Cheapflights find flights from Gatwick to Ottawa with no change fees?

Yes, we can. To see specific flights from Gatwick to Ottawa with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Gatwick to Ottawa become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Ottawa from Gatwick today and book when prices fit your budget.

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