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London To Ottawa Flights

  • One-Way
  • Round-Trip
  • Multi-City

From

Indira Gandhi International Airport

To

Chhatrapati Shivaji International Airport

DEPARTURE DATE

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Friday

Return Date

Book a round trip
to save more

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TRAVELLER & CLASS

1 Traveller

Economy

August
September
October
November
December
January
February
March
April

October is by far the best month, wherein you can get cheapest flights for London to Ottawa. Meanwhile, March is perceived as the expensive month due to the varying factors. That’s why it’s highly advised to make advanced online flight booking to save huge amounts of money.

Things to know
arrow One Way Fare
October

October- During this month the footfall is less so, the flight is gradually inexpensive.

round Round Trip Fare
October

October - is the cheapest month to book round trip flights.

Cheaper Fare
£ 584

Cheapest Fare- Currently, this is the fare price based on the current demand.

disclDisclaimer - All the above-mentioned fares were found within last 48 hrs. The displayed fares are based on historical data and are subject to change. The fares cannot be guaranteed at the time of booking.

Best Flight From London To Ottawa

Cheapest
Air France
Air France

LHR

17:50

London

London Heathrow Airport

Sun , 31 Aug 2025

11h 32m
ellipse
1 Stop

YOW

00:22

Ottawa

Ottawa Macdonald Cartier International Airport

Mon, 01 Sep 2025

£465
Lufthansa
Lufthansa

LHR

08:30

London

London Heathrow Airport

Sun , 31 Aug 2025

20h 50m
ellipse
1 Stop

YOW

00:20

Ottawa

Ottawa Macdonald Cartier International Airport

Mon, 01 Sep 2025

£500
Air Canada
Air Canada

LHR

09:30

London

London Heathrow Airport

Sun , 31 Aug 2025

09h 14m
ellipse
1 Stop

YOW

13:44

Ottawa

Ottawa Macdonald Cartier International Airport

Sun, 31 Aug 2025

£501
Air Canada
Air Canada

LHR

09:30

London

London Heathrow Airport

Sun , 31 Aug 2025

12h 13m
ellipse
1 Stop

YOW

16:43

Ottawa

Ottawa Macdonald Cartier International Airport

Sun, 31 Aug 2025

£522
Lufthansa
Lufthansa

LHR

09:30

London

London Heathrow Airport

Sun , 31 Aug 2025

12h 13m
ellipse
1 Stop

YOW

16:43

Ottawa

Ottawa Macdonald Cartier International Airport

Sun, 31 Aug 2025

£522
Air Canada
Air Canada

LHR

08:30

London

London Heathrow Airport

Sun , 31 Aug 2025

13h 36m
ellipse
1 Stop

YOW

17:06

Ottawa

Ottawa Macdonald Cartier International Airport

Sun, 31 Aug 2025

£607
LOT Polish Airlines
LOT Polish Airlines

LHR

06:30

London

London Heathrow Airport

Sun , 31 Aug 2025

19h 50m
ellipse
2 Stop

YOW

21:20

Ottawa

Ottawa Macdonald Cartier International Airport

Sun, 31 Aug 2025

£776
Lufthansa
Lufthansa

LHR

08:30

London

London Heathrow Airport

Sun , 31 Aug 2025

13h 35m
ellipse
1 Stop

YOW

17:05

Ottawa

Ottawa Macdonald Cartier International Airport

Sun, 31 Aug 2025

£1251
KLM Royal Dutch Airlines
KLM Royal Dutch Airlines

LHR

17:50

London

London Heathrow Airport

Sun , 31 Aug 2025

11h 32m
ellipse
1 Stop

YOW

00:22

Ottawa

Ottawa Macdonald Cartier International Airport

Mon, 01 Sep 2025

£1476
LOT Polish Airlines
LOT Polish Airlines

LHR

10:15

London

London Heathrow Airport

Sun , 31 Aug 2025

19h 05m
ellipse
2 Stop

YOW

00:20

Ottawa

Ottawa Macdonald Cartier International Airport

Mon, 01 Sep 2025

£2313
Delta Airlines
Delta Airlines

LHR

17:50

London

London Heathrow Airport

Sun , 31 Aug 2025

11h 32m
ellipse
1 Stop

YOW

00:22

Ottawa

Ottawa Macdonald Cartier International Airport

Mon, 01 Sep 2025

£2923
ellipse

Find the Lowest Airfare London to Ottawa

Cheapest Fares
Fare
Date
Airline
Departure
Lowest Airfare
£584
11 August 2025
Air Transat
09:40 AM
Cheapest Airfare Within 30 Days
£584
11 August 2025
Air Transat
09:40 AM
Cheapest Airfare Within 90 Days
£438
12 October 2025
Air Transat
12:40 AM
ellipse

Early Morning Flight London to Ottawa

wallet
Cheapest Flight
Found
£776
group
Average Flight
Time
19h 50m
calendra
Date/Time
31 Aug 2025
06:30 AM
plane
Airlines
LOT Polish Airlines
Ellipse

Late Night Flight London to Ottawa

wallet
Cheapest Flight
Found
£465
group
Average Flight
Time
11h 32m
calendar
Date/Time
31 Aug 2025
17:50 PM
plane
Airlines
Air France

Flights from London to Ottawa with Easemytrip

Flying from London to Ottawa has never been easier. Whether you’re planning a short business trip, a weekend getaway, or reconnecting with family and friends, Easemytrip brings you the best deals, seamless booking, and flexible options for this popular flight route. Our platform is built to help travellers like you compare flight prices, explore direct and connecting options, and find the perfect departure time — all within a few clicks.

The air route between London to Ottawa is one of the most frequently travelled, offering reliable services from top airlines and excellent connectivity between London Heathrow Airport (LHR) and Ottawa Macdonald Cartier International Airport (YOW). You can expect a flight distance of approximately 5346 km, and most direct services cover it in around 09:06.

Let’s take a closer look at everything you need to know before booking your flight from London to Ottawa.

Travel Overview: London to Ottawa

Flight Details Information
Route Distance 5346 km
Average Flight Time 09:06 hrs
Departure Airport London Heathrow Airport (LHR)
Arrival Airport Ottawa Macdonald Cartier International Airport (YOW)
Cabin Classes Available Economy Class, Premium Economy, Business Class, First Class
Direct Flights NO
Common Airlines Air France, Lufthansa, Air Canada, LOT Polish Airlines

The route is serviced regularly by both full-service and budget airlines, catering to all types of travellers — from those looking for no-frills budget options to those preferring business and first-class comfort. If you're flying for business, early morning weekday flights are a great choice, while leisure travellers often opt for weekend and evening departures.

Read more

FAQs about flights from London to Ottawa

Are there direct flights from London to Ottawa?

How early should I book?

Which airlines offer the most frequent service?

Is it cheaper to fly round-trip or one-way?

Can I mix airlines for departure and return?

Is it possible to change or cancel my booking after confirmation?

Can I book additional baggage or in-flight services in advance?