Starting at $336
Helping travelers to find the best flight offers
A direct flight is the easiest way to get to your destination. The following airlines operate non-stop flights from Ottawa to London:
We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.
Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Ottawa to London. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.
Starting at $336
Unable to find information about the schedule of direct flights from
We carefully collect statistics on the search and pricing of airlines and, based on these data, we make an assumption about future prices. Thus, you can better understand which season is the cheapest to fly from Ottawa to London
Unfortunately, we were unable to find any airports in Ottawa. We'll try to look better another time
We couldn't find any special offers for flights from Ottawa to London
Ottawa — London
08/04/2025
Departure date
Direct flight
AC888
Starting at $871
Ottawa — London
09/21/2025
Departure date
Direct flight
AC6693
Starting at $781
The cheapest flight ticket from Ottawa to London according to data for the last 48 hours costs $336
Often the best time to buy tickets from Ottawa to London is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Ottawa to London can be found flying in these months: August.
The fastest flights from Ottawa to London start from 13 hours 20 minutes in the air.
The following airlines operate direct flights on the route Ottawa — London: Air Canada
Below you will find a list of airlines operating flights on the Ottawa — London route and the starting prices for flights of each specific airline on it.
The cheapest one-way flight from Ottawa to London departs on 09/20/2025, is operated by Porter Airlines and costs $336
The cheapest roundtrip flight from Ottawa to London departs on 07/10/2025, is operated by TAP Portugal and costs $795
Fastest flight from Ottawa to London takes 13h 20m
There are no direct flights on this route.
The distance between Ottawa and London is 5373km (3331 miles). There are 9 direct flights from Ottawa to London. The time difference between Ottawa and London is 5h . Flights from Ottawa begin at 6:55 PM. The latest flight from Ottawa departs at 9:00 PM.
A direct flight is the most convenient and comfortable way to fly from Ottawa to London, despite the fact that sometimes flights with transfers can cost significantly less.
