Find flights
When to book
Airlines
FAQs

Cheap flights from London Gatwick Airport to Ottawa from C$ 553

LGW — YOW
21 Nov — 28 Nov1
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

Mon 7/1211:40 a.m. -
1 stop15h 26m
Sat 12/1212:50 p.m. -
1 stop15h 55m
Deal found 19/10C$ 1,008
Sun 6/1211:40 a.m. -
1 stop11h 16m
Sun 13/127:00 a.m. -
1 stop21h 45m
Deal found 20/10C$ 1,022
Fri 4/1211:40 a.m. -
1 stop11h 16m
Sat 5/127:00 a.m. -
1 stop21h 45m
Deal found 21/10C$ 1,046
Sat 21/1111:40 a.m. -
1 stop15h 22m
Sat 28/1112:50 p.m. -
1 stop15h 55m
Deal found 21/10C$ 1,048
Sun 6/1211:40 a.m. -
1 stop11h 16m
Tue 8/125:40 p.m. -
1 stop11h 05m
Deal found 20/10C$ 1,056
Thu 3/1211:40 a.m. -
1 stop15h 26m
Sat 5/125:40 p.m. -
1 stop11h 05m
Deal found 21/10C$ 1,059
Mon 2/1111:40 a.m. -
1 stop17h 57m
Tue 10/115:45 p.m. -
1 stop11h 00m
Deal found 19/10C$ 1,064
Wed 18/1111:40 a.m. -
1 stop11h 12m
Wed 25/1110:15 a.m. -
1 stop18h 30m
Deal found 21/10C$ 1,067
Wed 11/1111:40 a.m. -
1 stop11h 12m
Fri 13/1110:15 a.m. -
1 stop18h 30m
Deal found 22/10C$ 1,073
Thu 26/1111:40 a.m. -
1 stop11h 12m
Wed 2/1210:15 a.m. -
1 stop18h 30m
Deal found 20/10C$ 1,074
Mon 2/1111:40 a.m. -
1 stop17h 57m
Sun 31/15:40 p.m. -
1 stop11h 05m
Deal found 20/10C$ 1,078
Sun 22/1111:40 a.m. -
1 stop15h 22m
Fri 4/125:40 p.m. -
1 stop11h 05m
Deal found 20/10C$ 1,081

Find flight deals from Gatwick to Ottawa

Round-trip from

C$ 996

One-way from

C$ 553

Popular in

October

Cheapest in

June

Average price

C$ 1,540

Good round-trip deal

C$ 695 or less

Good one-way deal

C$ 700 or less
Air Transat
  • Air Transat
  • 15/1-5/2
  • 2 total stops
  • 26h 40m total
  • London to Ottawa
Search Deals
16/11-31/12
  • 16/11-31/12
  • 3 total stops
  • 58h 12m total
  • London to Ottawa
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (C$ 196 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (C$ 82 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2026
Search Deals
Price to beat on a round-trip flight from London Gatwick to Ottawa.
Search Deals
Price to beat on a one-way flight from London Gatwick to Ottawa.
Search Deals

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

LondonOttawa

LGW London Gatwick - YOW Ottawa

LGWYOW

London Gatwick

Tue 17/11

7:25 a.m.-2:32 p.m.

3 stops36h 07m

Ottawa

Wed 31/12

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

Nonstop0h 00m

C$ 557

LondonOttawa

LGW London Gatwick - YOW Ottawa

LGWYOW

London Gatwick

Fri 15/1

6:10 p.m.-2:30 p.m.

2 stops49h 20m

Ottawa

Wed 31/12

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

Nonstop0h 00m

C$ 625

LondonOttawa

LGW London Gatwick - YOW Ottawa

LGWYOW

London Gatwick

Mon 14/12

9:00 a.m.-7:17 p.m.

3 stops39h 17m

Ottawa

Wed 31/12

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

Nonstop0h 00m

C$ 628

LondonOttawa

LGW London Gatwick - YOW Ottawa

LGWYOW

London Gatwick

Fri 20/11

10:45 a.m.-2:32 p.m.

3 stops32h 47m

Ottawa

Wed 31/12

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

Nonstop0h 00m

C$ 694

LondonOttawa

LGW London Gatwick - YOW Ottawa

LGWYOW

London Gatwick

Tue 5/1

7:30 p.m.-2:30 p.m.

3 stops48h 00m

Ottawa

Wed 31/12

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

Nonstop0h 00m

C$ 746
Quickest round-trip

LondonOttawa

LGW London Gatwick - YOW Ottawa

LGWYOW

London Gatwick

Thu 10/12

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

1 stop10h 00m

Ottawa

Wed 31/12

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

Nonstop0h 00m

C$ 756

LondonOttawa

LGW London Gatwick - YOW Ottawa

LGWYOW

London Gatwick

Fri 15/1

10:00 a.m.-3:05 p.m.

1 stop10h 05m

Ottawa

Wed 31/12

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

Nonstop0h 00m

C$ 766

LondonOttawa

LGW London Gatwick - YOW Ottawa

LGWYOW

London Gatwick

Wed 3/2

9:45 a.m.-4:44 p.m.

1 stop35h 59m

Ottawa

Wed 31/12

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

Nonstop0h 00m

C$ 767

LondonOttawa

LGW London Gatwick - YOW Ottawa

LGWYOW

London Gatwick

Mon 14/12

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

1 stop10h 00m

Ottawa

Wed 31/12

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

Nonstop0h 00m

C$ 797

LondonOttawa

LGW London Gatwick - YOW Ottawa

LGWYOW

London Gatwick

Mon 23/11

7:00 a.m.-5:52 p.m.

2 stops15h 52m

Ottawa

Wed 31/12

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

Nonstop0h 00m

C$ 841

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/10

Showing 1-10 of 20 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.

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
7.7
Good
585 reviews
Check prices

Food

6.8

Crew

8.5

Entertainment

7.0

Boarding

7.9

Comfort

7.3

Overall

7.7

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
7.7
Good
585 reviews
Air Transat
7.7
Good
585 reviews
Check prices

Food

6.8

Crew

8.5

Entertainment

7.0

Boarding

7.9

Comfort

7.3

Overall

7.7

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 15h 35m. There are 5375 km between London Gatwick Airport and Ottawa.

  • 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$ 709. Air Transat is priced at 30% 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$ 990 for a flight from London Gatwick Airport to Ottawa. The cheapest flight overall is C$ 443 while the most popular route, (London Gatwick - Ottawa) is currently priced at C$ 996.

  • 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$ 709AverageC$ 938FlexibilityNo cancel feeOn-time50%
Search Air Transat flights

Fly with Cheapflights

How does Cheapflights help users find flights from Gatwick to Ottawa?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Ottawa from Gatwick today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Gatwick to Ottawa?

Millions of users choose and trust Cheapflights to book the best flight deals from Gatwick to Ottawa for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.