£411 Cheap Flights from Ottawa (YOW) to Belfast (BFS)

To find a cheap flight from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Belfast (BFS-Belfast Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.

When flying from Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Belfast (BFS-Belfast Intl.), you'll typically find the most flights on a Friday, with around 26 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include Air Canada, United Airlines, and WestJet. Flight schedules are consistent throughout the week, with Friday having only slightly more flights than other days.

It's easy to earn miles on a Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Belfast (BFS-Belfast Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.

*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.

If you booked your Ottawa, ON (YOW-Macdonald-Cartier Intl.) to Belfast (BFS-Belfast Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.