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Cheap flights from Ottawa to London, United-Kingdom

Find cheapest flight deals from Ottawa to London. We have partnered with hundreds of airlines and travel suppliers to offer you the best deals available. Our online flight search engine will help you compare hundreds of ticket prices on Ottawa to London flights.

Ottawa to London, United-Kingdom Flight information

Flight depart from: Ottawa
Flight Arrive in: London
Low Season to travel: January, February, April, May, September, October, November
High Season to travel: March, June, July, August, December
Airlines flying on this route: American Airlines , Air Canada , Air France , Finnair , British Airways , BMI British Midland , Delta Air Lines , KLM Royal Dutch Airlines , Lufthansa , United Airlines

Cheapest dates of the month to fly from Ottawa to London flights. Lowest fares are based on historical flight searches.

Cheapest Fare
Departure Date
Return Date
November C$ 1014Nov 09, 2018Nov 15, 2018
November C$ 1014Nov 09, 2018Nov 16, 2018
November C$ 1014Nov 11, 2018Nov 16, 2018
November C$ 1014Nov 11, 2018Nov 18, 2018
December C$ 1000Dec 14, 2018Dec 26, 2018
December C$ 1000Dec 15, 2018Dec 26, 2018
January C$ 1001Jan 06, 2019Jan 12, 2019
February C$ 1021Feb 13, 2019Feb 15, 2019
March C$ 1053Mar 08, 2019Mar 10, 2019
April C$ 826Apr 01, 2019Apr 22, 2019
May C$ 1018May 17, 2019May 27, 2019
June C$ 1012Jun 06, 2019Jul 24, 2019
July C$ 1035Jul 03, 2019Jul 13, 2019
August C$ 1016Aug 05, 2019Aug 11, 2019
September C$ 1386Sep 30, 2019Oct 29, 2019
October C$ 1346Oct 01, 2019Oct 30, 2019

Price drop guarantee on Ottawa to London flights

We offer price drop guarantee on all airline tickets from Ottawa to London. If the price of the exact same flights and dates drops after your purchase, we offer up to C$ 100 as a future travel credit which can be used to purchase any flight in the future with NanakFlights.

Get C$ 10 gas card reward
on all airline tickets

We also offer C$ 10 gas card on every round trip flight purchased with NanakFlights. Only flights originating from Canada to anywhere in the World are eligible for C$ 10 gas card offer. We offer C$ 5 on reverse flights.

Our Popular Airlines

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Air Canada
Jet Airways
Air China

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