BHD - SEA

£417 Find Cheap Flights from Belfast City Airport to Seattle – Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest return flight
£596
Typical prices: £719-£756
Delta
Mon 15/10Mon 22/10
BHD - SEA • 1 stop
Cheapest one-way flight
£417
Typical prices: £429-£429
Multiple Airlines
Mon 15/10
BHD - SEA • 2 stops
Direct flights
Not available
There are currently no direct flights between Belfast City Airport and Seattle. You'll need to take a connecting flight to reach the destination.
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Flight Deals

Cheap Flights from Belfast City to Seattle (BHD-SEA)

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

Recent return flight deals from Belfast City to Seattle

Thu, 15 Oct - Thu, 22 Oct
Delta Logo
09:50 - 16:35BHD  Belfast City-SEA Seattle/Tacoma Intl
14h 45m1 stop Amsterdam Schiphol
Delta Logo
07:32 - 09:20SEA  Seattle/Tacoma Intl-BHD Belfast City
17h 48m2 stops Portland Amsterdam Schiphol
£596Delta
Thu, 15 Oct - Thu, 22 Oct
Delta Logo
09:50 - 22:49BHD  Belfast City-SEA Seattle/Tacoma Intl
20h 59m2 stops Amsterdam Schiphol Boston Logan Intl
Delta Logo
07:32 - 09:20SEA  Seattle/Tacoma Intl-BHD Belfast City
17h 48m2 stops Portland Amsterdam Schiphol
£601Delta
Thu, 15 Oct - Mon, 19 Oct
British Airways Logo
06:30 - 18:25BHD  Belfast City-SEA Seattle/Tacoma Intl
19h 55m1 stop London Heathrow
British Airways Logo
08:24 - 12:55SEA  Seattle/Tacoma Intl-BHD Belfast City
20h 31m2 stops Philadelphia London Heathrow
£603British Airways
Thu, 15 Oct - Mon, 19 Oct
British Airways Logo
06:30 - 11:35BHD  Belfast City-SEA Seattle/Tacoma Intl
13h 05m1 stop London Heathrow
British Airways Logo
08:24 - 12:55SEA  Seattle/Tacoma Intl-BHD Belfast City
20h 31m2 stops Philadelphia London Heathrow
£604British Airways
Thu, 15 Oct - Mon, 19 Oct
British Airways Logo
06:30 - 20:15BHD  Belfast City-SEA Seattle/Tacoma Intl
21h 45m2 stops London Heathrow Chicago O'Hare Intl
British Airways Logo
08:24 - 12:55SEA  Seattle/Tacoma Intl-BHD Belfast City
20h 31m2 stops Philadelphia London Heathrow
£607British Airways
Thu, 14 Jan - Sun, 17 Jan
British Airways Logo
06:30 - 16:50BHD  Belfast City-SEA Seattle/Tacoma Intl
18h 20m1 stop London Heathrow
British Airways Logo
18:45 - 16:50SEA  Seattle/Tacoma Intl-BHD Belfast City
14h 05m1 stop London Heathrow
£609British Airways
Thu, 14 Jan - Sun, 17 Jan
British Airways Logo
11:05 - 16:50BHD  Belfast City-SEA Seattle/Tacoma Intl
13h 45m1 stop London Heathrow
British Airways Logo
10:17 - 16:50SEA  Seattle/Tacoma Intl-BHD Belfast City
22h 33m2 stops Chicago O'Hare Intl London Heathrow
£610British Airways
Thu, 14 Jan - Sun, 17 Jan
British Airways Logo
11:05 - 16:50BHD  Belfast City-SEA Seattle/Tacoma Intl
13h 45m1 stop London Heathrow
British Airways Logo
10:17 - 16:50SEA  Seattle/Tacoma Intl-BHD Belfast City
22h 33m2 stops Chicago O'Hare Intl London Heathrow
£610British Airways
Thu, 14 Jan - Sun, 17 Jan
British Airways Logo
11:05 - 00:43BHD  Belfast City-SEA Seattle/Tacoma Intl
21h 38m2 stops London Heathrow Chicago O'Hare Intl
British Airways Logo
06:06 - 10:45SEA  Seattle/Tacoma Intl-BHD Belfast City
20h 39m2 stops Chicago O'Hare Intl London Heathrow
£613British Airways
Thu, 14 Jan - Sun, 17 Jan
British Airways Logo
11:05 - 00:43BHD  Belfast City-SEA Seattle/Tacoma Intl
21h 38m2 stops London Heathrow Chicago O'Hare Intl
British Airways Logo
06:06 - 10:45SEA  Seattle/Tacoma Intl-BHD Belfast City
20h 39m2 stops Chicago O'Hare Intl London Heathrow
£613British Airways
Booking Insights

Price, demand, and travel trends for Belfast City Airport to Seattle flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from Belfast City Airport to Seattle with more confidence.

How much is a return flight from Belfast City Airport to Seattle?

Return flights from Belfast City Airport to Seattle start at £596. Prices are below average for this route right now, with typical return fares ranging from £719 to £756. The lowest price found in the past 5 days was £596 on Delta.

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Key details for Belfast City Airport to Seattle flights

Cheapest flight

£417
Flights from Belfast City Airport to Seattle

When to book flights from Belfast City to Seattle

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

Your Belfast City Airport to Seattle flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • Which cabin classes can I book on flights from Belfast City Airport to Seattle?

    Only Economy class is available on flights from Belfast City Airport to Seattle.

  • How long is a flight from Belfast City Airport to Seattle?

    A direct flight from Belfast City Airport to Seattle takes 0h 00m, covering 4,472 miles.

  • Do I need a passport to fly from Belfast City Airport to Seattle?

    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.

  • How much should I expect to pay for a Belfast City Airport to Seattle flight?

    Return flights from Belfast City Airport to Seattle range from £719 to £756, with an average of £737 over the past 12 months. Anything below £719 counts as a good deal.

  • Have flight prices from Belfast City Airport to Seattle changed much recently?

    Yes. Based on fares seen in the past 5 days, return prices on this route varied from about £596 to £1,006. That means the highest observed fare was about 68% higher than the lowest one.

  • How are flight prices from Belfast City Airport to Seattle looking right now?

    One-way fares from Belfast City Airport to Seattle are currently higher than usual. Average one-way flight prices are about £593, which is 38% above the typical average for this route.

  • Which car hire options are available at Seattle/Tacoma Intl Airport (SEA)?

    Seattle/Tacoma Intl Airport (SEA) hosts 5 major car hire companies, with daily rates starting from around £3 for economy cars. Top options include:
    • Fox
    • Europcar
    • Thrifty
    • Budget
    • Dollar

  • Which airports can I use when flying from Belfast City Airport to Seattle?

    Flights from Belfast City Airport to Seattle usually depart from Belfast City (BHD) and arrive at Seattle/Tacoma Intl (SEA).

  • Which airports do connecting flights from Belfast City Airport to Seattle pass through?

    Most connecting flights from Belfast City Airport to Seattle pass through London Heathrow (LHR), which handles 100% of one-stop traffic on this route. Other stopover airports each see under 5%.

  • Can I save money by using flexible dates for flights from Belfast City Airport to Seattle?

    Yes. Being flexible with your travel dates can save you up to 46% on the Belfast City Airport to Seattle route. Thursday is the cheapest departure day at £574 return on average, while Sunday is the most expensive at £1,059, a difference of £484. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What is the time difference between Belfast City Airport and Seattle?

    Seattle is 8 hours behind Belfast City Airport (Pacific Time vs British Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Seattle?

    Some of the most popular sights in Seattle are The Westin Seattle, Seattle Center, and Seattle Marriott Waterfront. These are among the most viewed places in Seattle on KAYAK.

Your guide to booking Belfast City Airport to Seattle flights

Get tips on when to book, when to fly, and what to know before your trip.

More options for your flight from Belfast City to Seattle

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

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