Cheap flights from Ottawa to London

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Ottawa to London flight comparison made easy

Below you can see the best fares for your route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Ottawa to London by changing tabs
Quickest
Cheapest
WestJet
WestJet
02 Apr
14:45
YOW
Ottawa airport
9h 15m
1 Stop
LGW
05:00
+1
London Gatwick airport
WestJet
16 Apr
12:00
LGW
London Gatwick airport
11h 08m
1 Stop
YOW
18:08
Ottawa airport
£414
Air Canada
Air Canada
31 Jan
14:00
YOW
Ottawa airport
11h 50m
1 Stop
LHR
06:50
+1
London Heathrow airport
Air Canada
02 Feb
11:05
LHR
London Heathrow airport
32h 42m
2 Stops
YOW
14:47
+1
Ottawa airport
£418
Air Canada
Air Canada
22 Mar
11:55
YOW
Ottawa airport
11h 35m
1 Stop
LHR
03:30
+1
London Heathrow airport
Air Canada
27 Mar
07:00
LHR
London Heathrow airport
15h 30m
2 Stops
YOW
18:30
Ottawa airport
£427
WestJet
WestJet
02 Apr
14:45
YOW
Ottawa airport
9h 15m
1 Stop
LGW
05:00
+1
London Gatwick airport
WestJet
16 Apr
12:00
LGW
London Gatwick airport
11h 08m
1 Stop
YOW
18:08
Ottawa airport
£414
WestJet
WestJet
01 Jun
14:00
YOW
Ottawa airport
9h 27m
1 Stop
LGW
04:27
+1
London Gatwick airport
WestJet
14 Jun
11:10
LGW
London Gatwick airport
11h 38m
1 Stop
YOW
17:48
Ottawa airport
£474
Lufthansa
Lufthansa
14 Feb
15:30
YOW
Ottawa airport
7h 00m
LHR
03:30
+1
London Heathrow airport
Lufthansa
24 Feb
06:50
LHR
London Heathrow airport
15h 25m
2 Stops
YOW
17:15
Ottawa airport
£440

How to get the cheapest flight from Ottawa to London

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight for your trip
What is the cheapest month to fly to London?
January
The cheapest time of year to fly to London from Ottawa is January. The most expensive is July.
What is the cheapest day to fly to London?
Wednesday
The cheapest day of the week is usually Wednesday. The most expensive is usually Saturday.
When is the cheapest time to fly to London?
in the evening
Ottawa to London flights are approximately 12% more expensive at midday than in the evening
What is the cheapest airline that flies to London?
Air Transat
Air Transat, Lufthansa, and WestJet are the most popular carriers operating from Ottawa to London
What is the cheapest route?
Ottawa - London Heathrow
Fly from Ottawa to London Heathrow for the best Ottawa - London flight prices
When is the cheapest time to book a flight to London?
41 days before
The cheapest time to buy a flight from Ottawa to London is approximately 41 days before departure
60
Days before departure
0

Flight information for Ottawa to London

Find info about flight duration, direct flights, and airports for your flight from Ottawa to London
Fastest flight time 7h 0m The fastest flight from Ottawa to London takes 7h 0m.
Direct flights Mo, Tu, We, Fr, Sa and Su Direct flights go from Ottawa to London on Monday, Tuesday, Wednesday, Friday, Saturday and Sunday. Airlines offering direct flights are: Air India, Air Canada and Aegean Airlines.
Airports in London 6 airports There are 6 airports near London: London City (LCY), London Heathrow (LHR), London Luton (LTN), London Stansted (STN), London Gatwick (LGW), London Southend (SEN)

Alternative routes for Ottawa to London

Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
Montreal to London
Fastest flight time
6h 30m
Cheapest price
£338
Montreal to Birmingham
Fastest flight time
9h 55m
Cheapest price
£414

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Flights to London from:

*Flight prices to London are based on prices for economy tickets found by momondo users during searches within the last 72 hours. These prices may no longer be available.