Cheap flights from Ottawa to London
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Travel tip: Big Ben is great!Check our current prices for flights from Ottawa to London. Please note that we also give you historical search data for this city connection. These are all airfares that people found in the past, in order to find more current flight information from Ottawa to London, you will need to run a search below.
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Cheap London airfares from $746/RT are provided by Cheapoair.com. Outbound flight is leaving on 02/18/2025, 05:55 am from Ottawa Intl (YOW) airport and arrives at London Heathrow (LHR) at 10:15 am. The flight time is 4 hours and 20 minutes. The Returning flight departes on 03/02/2025, 05:05 pm (other return dates are also available). Date posted: 13 Jan 2025
Price evolution for flights From Ottawa To London
![Price overview for flights from Ottawa to London Price overview for flights from Ottawa to London](/images/new/cheap-flights/graph/cheap-flights-from-Ottawa-to-London-graph.png?date=202502)
Recent Deals on Flights from Ottawa to London:Roundtrip / Oneway
- $746
Multiple Airlines
cheapoair.com check priceFrom To Departure Time Ottawa, ON (YOW) London, GB (LHR) 02/18/2025 05:55 am London, GB (LHR) Ottawa, ON (YOW) 03/02/2025 05:05 pm - $747
Multiple Airlines
cheapoair.com check priceFrom To Departure Time Ottawa, ON (YOW) London, GB (LHR) 02/12/2025 05:55 am London, GB (LHR) Ottawa, ON (YOW) 02/26/2025 11:45 am - $751
Multiple Airlines
cheapoair.com check priceFrom To Departure Time Ottawa, ON (YOW) London, GB (LHR) 03/16/2025 05:55 am London, GB (LHR) Ottawa, ON (YOW) 03/24/2025 05:05 pm - $874
Westjet
cheapoair.com check priceFrom To Departure Time Ottawa, ON (YOW) London, GB (LHR) 02/12/2025 05:45 pm London, GB (LHR) Ottawa, ON (YOW) 02/26/2025 02:50 pm - $905
Westjet
cheapoair.com check priceFrom To Departure Time Ottawa, ON (YOW) London, GB (LHR) 02/18/2025 05:45 pm London, GB (LHR) Ottawa, ON (YOW) 03/02/2025 02:50 pm - We are sorry but currently there are no oneway offers for flights from Ottawa to London.
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