Air Transat flights from London to Ottawa (LON - YOW)
LON — YOW
28 Oct — 4 Nov1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Find Air Transat flight deals from London to Ottawa
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Cheapest Air Transat flights from London to Ottawa
Explore the most affordable Air Transat flight options available from London to Ottawa. Find the lowest fares with prices last updated on 28 September 2026.
Fri 16/1011:35 -
2 stops30h 17m
Fri 23/1019:40 -
Nonstop7h 15m
Deal found 24/9£516
Thu 29/1011:40 -
1 stop17h 10m
Sat 14/1107:00 -
1 stop21h 45m
Deal found 27/9£572
Sat 31/1011:40 -
1 stop14h 35m
Fri 13/1110:20 -
1 stop18h 25m
Deal found 27/9£578
Best Air Transat flights from London to Ottawa
Discover carefully curated Air Transat flight deals from London to Ottawa that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 September 2026.
Wed 3/211:40 -
1 stop18h 10m
Fri 5/213:45 -
1 stop15h 00m
Deal found 23/9£545
Wed 28/1011:40 -
1 stop17h 10m
Mon 16/1117:40 -
1 stop11h 05m
Deal found 27/9£600
Wed 9/1211:40 -
1 stop15h 35m
Thu 7/117:40 -
1 stop11h 05m
Deal found 25/9£627
Direct Air Transat flights from London to Ottawa
Explore direct Air Transat flight options from London to Ottawa based on user searches, and compare prices and availability for your desired travel dates. Data last updated 28 September 2026.
Fri 16/1009:40 -
Nonstop8h 00m
Fri 23/1019:40 -
Nonstop7h 15m
Deal found 24/9£553
Last-minute Air Transat flights from London to Ottawa
Discover last-minute Air Transat flight deals from London to Ottawa. Data last updated 28 September 2026 and is based on user searches.
Fri 16/1011:35 -
2 stops30h 17m
Fri 23/1019:40 -
Nonstop7h 15m
Deal found 24/9£516
Thu 29/1011:40 -
1 stop17h 10m
Sat 14/1107:00 -
1 stop21h 45m
Deal found 27/9£572
Sat 31/1011:40 -
1 stop14h 35m
Fri 13/1110:20 -
1 stop18h 25m
Deal found 27/9£578
One-way Air Transat flights to Ottawa
Search for one-way Air Transat flight options to Ottawa. Find affordable one-way fares based on user searches. Data last updated 28 September 2026.
Fri 9/1009:40 -
Nonstop8h 00m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 24/9£390
Sun 4/1009:40 -
Nonstop8h 00m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 26/9£461
Thu 15/1012:40 -
1 stop31h 15m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 26/9£482
How do most travelers feel about Air Transat?
581 Cheapflights users have left reviews for Air Transat and have rated the airline 7.7/10. If you are looking to travel from London to Ottawa on Air Transat, input your dates in the form above for our best prices!
Can I get a flight from London to Ottawa on Air Transat for under £453?
Cheapflights currently has 1 LON-YOW flights for under £453. Flights to Ottawa will vary based on many factors, like date and time. Click here to find the best price for your dates on Cheapflights.
Find detailed information about Air Transat flights from London to Ottawa. Explore the options provided by Air Transat to plan your journey from London to Ottawa. Data last updated 28 September 2026.
Which month is the cheapest to fly Economy class from London to Ottawa?
For Economy class flights, the cheapest month to fly this route is May. The most expensive months are December and July.
Rainfall in Ottawa by month
Plan your trip to Ottawa by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Ottawa ranges from 50.0 - 93.0 inches per month. June is typically the wettest month, when rainfall can reach 93.0 mm. February is typically the driest time to visit Ottawa when rainfall is around 50.0 mm.
Temperature in Ottawa by month
Plan your trip to Ottawa by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Ottawa, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -10.0 C).
When is the best time to book a flight to Ottawa with Air Transat?
The best time to book a flight to Ottawa with Air Transat is 10 days before departure. On average, fares are higher if you book 70 days before departure.
Best time to book a flight from London to Ottawa
Have a flexible travel schedule? Discover the best time to fly to Ottawa from London with our price prediction graph.
LON-YOW
LGW-YOW
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
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Fly from London to Ottawa on another airline
Consider alternative airlines that service the Ottawa area. Flight routes are based on user searches made on Cheapflights and were last updated on 28 September 2026.
Browse through other Air Transat flights departing from London. Flight routes are based on user searches made on Cheapflights and were last updated on 28 September 2026.
If Ottawa is not for you, choose from these other destinations located in North America. Flight routes are based on user searches made on Cheapflights and were last updated on 28 September 2026.
Browse through some of the most popular routes that Air Transat offers at this time. Flights are based on user searches made on Cheapflights and were last updated on 28 September 2026.
Read reviews and see what other travellers are saying about their experiences with Air Transat. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing Air Transat for your next flight. Reviews last updated 28 September 2026.
Had to bus to the plane which made priority boarding at the back of the bus
8.0
Very Good|Apr 2026
Please add snacks!
10.0
Wonderful|Mar 2026
Great. The options plus was a nice benefit.
8.0
Very Good|Jan 2026
Was great so far
1 out of 194
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