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Cheap flights from Ottawa to London Gatwick Airport from £190

YOW — LGW
22 Oct — 29 Oct1
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

Sun 4/1019:40 -
Nonstop7h 15m
Sun 11/1009:40 -
Nonstop8h 00m
Deal found 18/9£377
Fri 9/1019:40 -
Nonstop7h 15m
Sun 11/1009:40 -
Nonstop8h 00m
Deal found 17/9£378
Sun 27/919:40 -
Nonstop7h 15m
Sun 4/1009:40 -
Nonstop8h 00m
Deal found 21/9£379
Sun 11/1019:40 -
Nonstop7h 15m
Fri 16/1009:40 -
Nonstop8h 00m
Deal found 17/9£380
Fri 2/1020:55 -
1 stop30h 00m
Sun 11/1009:40 -
Nonstop8h 00m
Deal found 19/9£380
Fri 16/1016:00 -
1 stop13h 45m
Fri 23/1009:40 -
Nonstop8h 00m
Deal found 18/9£382
Fri 9/1020:55 -
1 stop30h 00m
Fri 16/1009:40 -
Nonstop8h 00m
Deal found 21/9£384
Thu 15/1016:00 -
1 stop10h 55m
Fri 23/1009:40 -
Nonstop8h 00m
Deal found 21/9£385
Sat 3/1007:00 -
1 stop19h 55m
Fri 23/1009:40 -
Nonstop8h 00m
Deal found 20/9£386
Wed 14/1016:00 -
1 stop13h 45m
Fri 23/1009:40 -
Nonstop8h 00m
Deal found 17/9£387

Find flight deals from Ottawa to Gatwick

Round-trip from

£377

One-way from

£190

Popular in

November

Cheapest in

February

Average price

£431
Air Transat
  • Air Transat
  • 4/10-11/10
  • Nonstop
  • 15h 15m total
  • Ottawa to London
Search Deals
Air Transat
  • Air Transat
  • 23/10-31/12
  • Nonstop
  • 7h 15m total
  • Ottawa to London
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (£120 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 12% potential price decrease (£52 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2026
Search Deals

Cheapflights Fare Finder

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

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Route

Depart

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Price

Cheapest return flight
Fastest return journey

OttawaLondon

YOW Ottawa - LGW London Gatwick

YOWLGW

Ottawa

Fri 16/10

19:40-07:55

Nonstop7h 15m

London Gatwick

Wed 31/12

00:00-18:00

Nonstop0h 00m

£194

OttawaLondon

YOW Ottawa - LGW London Gatwick

YOWLGW

Ottawa

Sun 27/9

19:40-07:55

Nonstop7h 15m

London Gatwick

Wed 31/12

00:00-18:00

Nonstop0h 00m

£195

OttawaLondon

YOW Ottawa - LGW London Gatwick

YOWLGW

Ottawa

Fri 2/10

19:40-07:55

Nonstop7h 15m

London Gatwick

Wed 31/12

00:00-18:00

Nonstop0h 00m

£197

OttawaLondon

YOW Ottawa - LGW London Gatwick

YOWLGW

Ottawa

Fri 16/10

07:00-10:45

1 stop22h 45m

London Gatwick

Wed 31/12

00:00-18:00

Nonstop0h 00m

£197

OttawaLondon

YOW Ottawa - LGW London Gatwick

YOWLGW

Ottawa

Mon 5/10

07:00-10:45

1 stop22h 45m

London Gatwick

Wed 31/12

00:00-18:00

Nonstop0h 00m

£201

OttawaLondon

YOW Ottawa - LGW London Gatwick

YOWLGW

Ottawa

Sat 3/10

07:00-10:45

1 stop22h 45m

London Gatwick

Wed 31/12

00:00-18:00

Nonstop0h 00m

£203

OttawaLondon

YOW Ottawa - LGW London Gatwick

YOWLGW

Ottawa

Thu 8/10

07:00-07:55

1 stop19h 55m

London Gatwick

Wed 31/12

00:00-18:00

Nonstop0h 00m

£203

OttawaLondon

YOW Ottawa - LGW London Gatwick

YOWLGW

Ottawa

Wed 7/10

20:55-07:55

1 stop30h 00m

London Gatwick

Wed 31/12

00:00-18:00

Nonstop0h 00m

£203

OttawaLondon

YOW Ottawa - LGW London Gatwick

YOWLGW

Ottawa

Fri 16/10

20:15-07:55

2 stops54h 40m

London Gatwick

Wed 31/12

00:00-18:00

Nonstop0h 00m

£208

OttawaLondon

YOW Ottawa - LGW London Gatwick

YOWLGW

Ottawa

Fri 2/10

19:40-07:55

Nonstop7h 15m

London Gatwick

Fri 23/10

09:40-12:40

Nonstop8h 00m

£379

Flights are sorted by cheapest return flights first.

Deals found on 21/9

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

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 return 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?

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

How much does it cost for a return flight from Ottawa to London Gatwick Airport?

Airfare is below average for this route at the moment.

Ottawa to London Gatwick Airport flights typically cost between £397 and £502 in October.
The cheapest return price found within the last 5 days was £377 on Air Transat (4 Oct–11 Oct).

Related info for your journey

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

    Most people fly from Ottawa (YOW) if they book a flight from Ottawa to London Gatwick. On average, Ottawa has 0 outbound flights to London Gatwick per day from 0 airlines. Ottawa is conveniently located just 6.6 mi from Ottawa’s city center.

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

    For as low as £507, Air Transat can have you in London Gatwick Airport from Ottawa in 10h 50m. The distance from Ottawa to London Gatwick Airport is about 3340 mi. Both multi-stop and direct flights can be found to your destination and back.

  • 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 holiday 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
Hounslow
Luton
Milton Keynes
Gatwick
Wembley
Slough
Ilford
Hayes
Croydon
Colchester
Eastbourne
Enfield
Brentford
Southend-on-Sea
Barnet
Southall
Watford
Kingston upon Thames
Dagenham
Dover

Browse thousands of different options on Cheapflights for your next trip

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Deals for Ottawa to Gatwick 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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It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Ottawa to Gatwick.

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Yes, we can. To see specific flights from Ottawa to Gatwick 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 Ottawa to Gatwick become cheaper?

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

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