Find Cheap Flights from Ontario to Belfast – Compare and Save

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Cheap Flights from Ontario to Belfast (ONT-BHD)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Ontario to Belfast

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ONT  Ontario Airport-BF1 Bere Ferrers
5094 mimulti-stop
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BF1  Bere Ferrers-ONT Ontario Airport
5094 mimulti-stop
Multiple Airlines
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When to book flights from Ontario to Belfast

Are your dates flexible? Find out the best times to travel from Ontario to Belfast based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Ontario to Belfast flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

  • Do I need a passport to fly from Ontario to Belfast?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • What car hire options are available in Belfast?

    Since Belfast is served by multiple airports, car hire options and rates can vary depending on which one you fly into.
    Near Belfast City Airport (BHD) – daily rates from around £10:

    • Budget
    • Sixt
    • Enterprise Rent-A-Car
    • Avis
    • Hertz

    Near Belfast Intl Airport (BFS) – daily rates from around £8:

    • Budget
    • DRIVALIA
    • Sixt
    • Alamo
    • Hertz

  • Which airports can I use when flying from Ontario to Belfast?

    Flights from Ontario to Belfast usually depart from Ontario (ONT) and may arrive at several airports in Belfast area, including Belfast Intl (BFS) and Belfast City (BHD).

  • Can I save money by using flexible dates for flights from Ontario to Belfast?

    Yes. Flexible dates can save you up to 33% on flights from Ontario to Belfast. Thursday is the cheapest departure day at £707 return on average, while Monday is the most expensive at £1,043, a difference of £336.

    KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.

  • What is the time difference between Ontario and Belfast?

    Belfast is 7 hours ahead of Ontario (British Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Belfast?

    Some of the most popular sights in Belfast are Waterfront Hall, SSE Arena, and Grand Opera House. These are among the most viewed places in Belfast on KAYAK.

Your guide to booking Ontario to Belfast flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Thursday departure and avoid flying on Monday. On this route, Thursday flights average £707, about £336 less than Monday fares (32% savings) based on the last 12 months.
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Belfast City Airport.

    • Titanic Hotel Belfast
    • Park Avenue
    • Premier Inn Belfast Titanic Quarter

More options for your flight from Ontario to Belfast

Complete your trip to Belfast with a hotel stay or car hire

Car hire in Belfast
Hotels in Belfast
Holidays in Belfast