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Belfast International Airport to Seattle flight
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Cheap Flights from Belfast International Airport to Seattle

Search for flights from Belfast International Airport to Seattle and check out affordable one-way and round-trip options.

  • One way
  • Round-trip
      • BFS06:05
        17h 40m
        1 stop
        SEA15:45
        Belfast - Seattle|Fri, May 16|Ryanair UK
        £1,316£1,431
        8% OFF
        8% OFF
        £1,431£1,316

        Choose Ryanair UK flights from Belfast to Seattle. The one-way connecting flight with Ryanair UK departs from Belfast International Airport on Fri, May 16, arriving at Seattle–Tacoma International Airport. One-way Prices start from £1,316 including taxes and charges.

      • BFS1:00 PM
        3h 5m
        Direct
        SEA2:00 PM
        Belfast - Seattle|Sun, Apr 27|Ryanair UK
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Airports in Seattle

Learn about different airports in Seattle, find the best flight and transfer options, and plan your journey.

  • 0.7 km from central Seattle
    Seattle–Tacoma International Airport
    Tickets From
    £290

Flight Schedule from Belfast International Airport to Seattle

Check the schedule for flights from Belfast International Airport to Seattle and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. U2035

    easyJet

    06:15

    BFS

    1.3h

    07:35

    STN

    SMTWTFS
    Search

  2. FI473

    Icelandair

    15:40

    LGW

    3.3h

    17:55

    KEF

    SMTWTFS

  3. FI683

    Icelandair

    19:45

    KEF

    7.9h

    20:40

    SEA

    SMTWTFS

  4. U2035

    easyJet

    06:15

    BFS

    1.3h

    07:35

    STN

    SMTWTFS
    Search

  5. UA8581

    United Airlines

    14:10

    LHR

    9.8h

    15:55

    YVR

    SMTWTFS

  6. UA8249

    United Airlines

    17:25

    YVR

    1.0h

    18:26

    SEA

    SMTWTFS

  7. RK128

    Ryanair UK

    06:55

    BFS

    1.3h

    08:15

    STN

    SMTWTFS
    Search

  8. FI473

    Icelandair

    15:40

    LGW

    3.3h

    17:55

    KEF

    SMTWTFS

  9. FI683

    Icelandair

    19:45

    KEF

    7.9h

    20:40

    SEA

    SMTWTFS

  10. U2015

    easyJet

    07:00

    BFS

    1.2h

    08:10

    LTN

    SMT---S
    Search

  11. FI473

    Icelandair

    15:40

    LGW

    3.3h

    17:55

    KEF

    SMTWTFS

  12. FI683

    Icelandair

    19:45

    KEF

    7.9h

    20:40

    SEA

    SMTWTFS

  13. U2015

    easyJet

    07:00

    BFS

    1.2h

    08:10

    LTN

    SMT---S
    Search

  14. WS019

    WestJet

    14:10

    LHR

    8.8h

    15:55

    YYC

    SMTWTFS

  15. WS1554

    WestJet

    19:35

    YYC

    1.9h

    20:28

    SEA

    ------S

  16. U2089

    easyJet

    07:05

    BFS

    0.9h

    08:00

    MAN

    SMTWT--
    Search

  17. FI441

    Icelandair

    13:05

    MAN

    2.8h

    14:50

    KEF

    SMTWTFS

  18. FI681

    Icelandair

    16:50

    KEF

    8.0h

    17:50

    SEA

    SMTWTFS

  19. U2155

    easyJet

    16:30

    BFS

    1.5h

    18:00

    LGW

    SMTWTFS
    Search

  20. FI473

    Icelandair

    15:40

    LGW

    3.3h

    17:55

    KEF

    SMTWTFS

  21. FI683

    Icelandair

    19:45

    KEF

    7.9h

    20:40

    SEA

    SMTWTFS

  22. RK130

    Ryanair UK

    19:35

    BFS

    1.3h

    20:55

    STN

    SMTWTFS
    Search

  23. FI473

    Icelandair

    15:40

    LGW

    3.3h

    17:55

    KEF

    SMTWTFS

  24. FI683

    Icelandair

    19:45

    KEF

    7.9h

    20:40

    SEA

    SMTWTFS

  25. U2634

    easyJet

    19:40

    BFS

    1.2h

    20:50

    LTN

    -MTWT--
    Search

  26. FI473

    Icelandair

    15:40

    LGW

    3.3h

    17:55

    KEF

    SMTWTFS

  27. FI683

    Icelandair

    19:45

    KEF

    7.9h

    20:40

    SEA

    SMTWTFS

  28. U2636

    easyJet

    22:00

    BFS

    1.2h

    23:10

    LTN

    ---WT-S
    Search

  29. FI473

    Icelandair

    15:40

    LGW

    3.3h

    17:55

    KEF

    SMTWTFS

  30. FI683

    Icelandair

    19:45

    KEF

    7.9h

    20:40

    SEA

    SMTWTFS
Find more flights and airlines

Flight Info of Flights from Belfast International Airport to Seattle

Cheapest one-way flight price£1,108
Off-season travel monthMarch
Peak season for travelJanuary

FAQs for Belfast International Airport to Seattle Flights

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