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Singapore Changi Airport to Seattle-Tacoma International Airport flight

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

      • Cheapest nonstop
        SIN 09:00
        14h 45m
        Direct
        SEA 08:45
        Singapore - Seattle | Sat, Jul 4 | Singapore Airlines
        SEA 10:15
        16h 20m
        Direct
        SIN 17:35
        Seattle - Singapore | Mon, Jul 6 | Singapore Airlines
        € 1,751 € 2,227
        21% off
        21% off
        € 2,227 € 1,751
      • SIN 09:00
        14h 45m
        Direct
        SEA 08:45
        Singapore - Seattle | Sun, Jul 5 | Singapore Airlines
        SEA 10:15
        16h 20m
        Direct
        SIN 17:35
        Seattle - Singapore | Fri, Jul 10 | Singapore Airlines
        € 1,848 € 2,227
        17% off
        17% off
        € 2,227 € 1,848
      • SIN 07:00
        18h 7m
        1 stop
        SEA 10:07
        Singapore - Seattle | Fri, Jul 10 | Air Canada
        SEA 10:45
        27h 30m
        1 stop
        SIN 05:15
        Seattle - Singapore | Mon, Jul 13 | Air Canada
        € 627 € 2,227
        72% off
        72% off
        € 2,227 € 627
      • SIN 07:00
        18h 7m
        1 stop
        SEA 10:07
        Singapore - Seattle | Wed, Jul 8 | Air Canada
        SEA 10:45
        27h 30m
        1 stop
        SIN 05:15
        Seattle - Singapore | Mon, Jul 13 | Air Canada
        € 627
        72% off
        € 2,227 € 627
      • SIN 07:00
        26h 30m
        1 stop
        SEA 18:30
        Singapore - Seattle | Fri, Jun 5 | Air Canada
        SEA 10:45
        27h 30m
        1 stop
        SIN 05:15
        Seattle - Singapore | Mon, Jun 8 | Air Canada
        € 661
        70% off
        € 2,227 € 661
      • SIN 22:50
        31h 25m
        1 stop
        SEA 15:15
        Singapore - Seattle | Tue, May 19 | Asiana Airlines
        SEA 00:10
        30h 20m
        1 stop
        SIN 21:30
        Seattle - Singapore | Sun, May 24 | Asiana Airlines
        € 665
        70% off
        € 2,227 € 665
      • SIN 22:50
        31h 25m
        1 stop
        SEA 15:15
        Singapore - Seattle | Thu, May 14 | Asiana Airlines
        SEA 00:10
        30h 20m
        1 stop
        SIN 21:30
        Seattle - Singapore | Thu, May 21 | Asiana Airlines
        € 665
        70% off
        € 2,227 € 665
      • SIN 08:45
        20h 45m
        1 stop
        SEA 14:30
        Singapore - Seattle | Fri, May 22 | United Airlines
        SEA 05:00
        22h 35m
        1 stop
        SIN 18:35
        Seattle - Singapore | Thu, May 28 | United Airlines
        € 744
        67% off
        € 2,227 € 744
      • SIN 20:35
        19h 37m
        1 stop
        SEA 01:12
        Singapore - Seattle | Tue, May 19 | United Airlines
        SEA 05:00
        34h 15m
        1 stop
        SIN 06:15
        Seattle - Singapore | Tue, May 26 | United Airlines
        € 745
        67% off
        € 2,227 € 745
      • SIN 22:50
        31h 25m
        1 stop
        SEA 15:15
        Singapore - Seattle | Mon, May 18 | Asiana Airlines
        SEA 00:10
        30h 20m
        1 stop
        SIN 21:30
        Seattle - Singapore | Sun, May 24 | Asiana Airlines
        € 754
        66% off
        € 2,227 € 754
      • SIN 22:50
        31h 25m
        1 stop
        SEA 15:15
        Singapore - Seattle | Fri, May 15 | Asiana Airlines
        SEA 00:10
        30h 20m
        1 stop
        SIN 21:30
        Seattle - Singapore | Thu, May 21 | Asiana Airlines
        € 754
        66% off
        € 2,227 € 754
      • SIN 22:50
        31h 25m
        1 stop
        SEA 15:15
        Singapore - Seattle | Mon, May 25 | Asiana Airlines
        SEA 00:10
        30h 20m
        1 stop
        SIN 21:30
        Seattle - Singapore | Thu, May 28 | Asiana Airlines
        € 754
        66% off
        € 2,227 € 754
      • SIN 13:00
        17h 25m
        1 stop
        SEA 14:00
        Singapore - Seattle | Fri, May 15 | Normal Airline
        SEA 15:00
        6h
        Direct
        SIN 16:00
        Seattle - Singapore | Sun, May 17 | Normal Airline
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      • Cheapest nonstop
        SIN 09:00
        14h 45m
        Direct
        SEA 08:45
        Singapore - Seattle | Sun, Jun 21 | Singapore Airlines
        € 526 € 637
        17% off
        17% off
        € 637 € 526
      • SIN 09:00
        14h 45m
        Direct
        SEA 08:45
        Singapore - Seattle | Fri, Jun 26 | Singapore Airlines
        € 528 € 637
        17% off
        17% off
        € 637 € 528
      • SIN 07:00
        30h 40m
        1 stop
        SEA 22:40
        Singapore - Seattle | Sat, Jun 13 | Air Canada
        € 400 € 637
        37% off
        37% off
        € 637 € 400
      • SIN 07:00
        26h 30m
        1 stop
        SEA 18:30
        Singapore - Seattle | Thu, Jun 11 | Air Canada
        € 400
        37% off
        € 637 € 400
      • SIN 07:00
        26h 32m
        1 stop
        SEA 18:32
        Singapore - Seattle | Thu, Jun 18 | Air Canada
        € 400
        37% off
        € 637 € 400
      • SIN 07:00
        18h 5m
        1 stop
        SEA 10:05
        Singapore - Seattle | Tue, Jun 16 | Air Canada
        € 400
        37% off
        € 637 € 400
      • SIN 07:00
        18h 5m
        1 stop
        SEA 10:05
        Singapore - Seattle | Tue, Jun 9 | Air Canada
        € 400
        37% off
        € 637 € 400
      • SIN 07:00
        30h 42m
        1 stop
        SEA 22:42
        Singapore - Seattle | Sun, Jun 21 | Air Canada
        € 400
        37% off
        € 637 € 400
      • SIN 07:00
        22h 22m
        1 stop
        SEA 14:22
        Singapore - Seattle | Sat, Jun 20 | Air Canada
        € 400
        37% off
        € 637 € 400
      • SIN 07:00
        26h 32m
        1 stop
        SEA 18:32
        Singapore - Seattle | Thu, Jul 9 | Air Canada
        € 421
        34% off
        € 637 € 421
      • SIN 07:00
        30h 42m
        1 stop
        SEA 22:42
        Singapore - Seattle | Thu, Jul 2 | Air Canada
        € 421
        34% off
        € 637 € 421
      • SIN 07:00
        30h 40m
        1 stop
        SEA 22:40
        Singapore - Seattle | Sun, Jun 14 | Air Canada
        € 421
        34% off
        € 637 € 421
      • SIN 13:00
        17h 25m
        1 stop
        SEA 14:00
        Singapore - Seattle | Fri, May 15 | Normal Airline
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Trip.com Price Insights: Flights from Singapore Changi Airport to Seattle-Tacoma International Airport

Which month has the cheapest one-way flights from Singapore Changi Airport to Seattle-Tacoma International Airport?

The data is based on Trip.com data from the past 12 months and shows the average one-way fares by month from Singapore Changi Airport to Seattle-Tacoma International Airport.

Based on Trip.com data from the past 12 months, the cheapest one-way flights from Singapore Changi Airport to Seattle-Tacoma International Airport are usually in October, with an average price of € 462. August sees the highest fares, around € 740.

€ 740
€ 601
€ 462
€ 323
    Cheapest
  • € 562
    May
  • € 602
    Jun
  • € 556
    Jul
  • € 740
    Aug
  • € 481
    Sep
  • € 462
    Oct
  • € 503
    Nov
  • € 538
    Dec
  • € 577
    Jan
  • € 528
    Feb
  • € 656
    Mar
  • € 574
    Apr

Which day of the week has the cheapest flights from Singapore Changi Airport to Seattle-Tacoma International Airport?

The data is based on Trip.com data from the past 12 months and shows the average fares by each day of the week from Singapore Changi Airport to Seattle-Tacoma International Airport.

Based on Trip.com data from the past 12 months, the cheapest day for flights from Singapore Changi Airport to Seattle-Tacoma International Airport is Wednesday, with average prices lower than other days. Try to avoid departing on Sunday, as fares are typically the highest.

€ 668
€ 579
€ 489
€ 400
    Cheapest
  • € 579
    Mon
  • € 541
    Tue
  • € 489
    Wed
  • € 592
    Thu
  • € 567
    Fri
  • € 599
    Sat
  • € 668
    Sun

Selected Airlines from Singapore Changi Airport to Seattle-Tacoma International Airport

See which airlines fly from Singapore to Seattle. Find the airline that best meets your travel needs by comparing prices and treat yourself to an enjoyable journey.

Air Canada
From € 399
Scoot
From € 423
Singapore Airlines
From € 426
Korean Air
From € 428
Asiana Airlines
From € 428
Delta Air Lines
From € 432
United Airlines
From € 434
China Airlines
From € 455
STARLUX Airlines
From € 460
Eva Air
From € 476

Find more flights and airlines

Flight Schedule from Singapore Changi Airport to Seattle-Tacoma International Airport

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

Flight info.
Departure
Arrival
Weekly Schedule

  1. AC020

    Singapore Changi Airport

    07:00

    SIN

    14h 10m

    Direct

    06:10

    YVR

    - M - W - F S
    Search

  2. AC8798

    Vancouver International Airport

    08:15

    YVR

    1h 5m

    Direct

    09:20

    SEA

    S M T W T F S

  3. UA028

    Singapore Changi Airport

    20:35

    SIN

    15h 10m

    Direct

    20:45

    SFO

    S M T W T F S
    Search

  4. UA5579

    San Francisco International Airport

    22:37

    SFO

    1h 56m

    Direct

    00:33

    SEA

    S M T W T F S

  5. DL7824

    Singapore Changi Airport

    07:30

    SIN

    6h 30m

    Direct

    15:00

    ICN

    S M T W T F S
    Search

  6. DL196

    Incheon International Airport

    19:00

    ICN

    10h 41m

    Direct

    13:41

    SEA

    S M T W T F S

  7. AC020

    Singapore Changi Airport

    07:00

    SIN

    14h 10m

    Direct

    06:10

    YVR

    - M - W - F S
    Search

  8. AC8804

    Vancouver International Airport

    13:10

    YVR

    1h 5m

    Direct

    14:15

    SEA

    S M T W T F S

  9. UA002

    Singapore Changi Airport

    09:00

    SIN

    15h 10m

    Direct

    09:10

    SFO

    S M T W T F S
    Search

  10. UA2279

    San Francisco International Airport

    16:10

    SFO

    2h 22m

    Direct

    18:32

    SEA

    S M T W T F S

  11. AC020

    Singapore Changi Airport

    07:00

    SIN

    14h 10m

    Direct

    06:10

    YVR

    - M - W - F S
    Search

  12. AC8806

    Vancouver International Airport

    17:30

    YVR

    1h 5m

    Direct

    18:35

    SEA

    S M T W T F S

  13. UA002

    Singapore Changi Airport

    09:00

    SIN

    15h 10m

    Direct

    09:10

    SFO

    S M T W T F S
    Search

  14. UA1763

    San Francisco International Airport

    18:35

    SFO

    2h 31m

    Direct

    21:06

    SEA

    S M T W T F S

  15. DL7820

    Singapore Changi Airport

    22:00

    SIN

    6h 35m

    Direct

    05:35

    ICN

    S M T W T F S
    Search

  16. DL196

    Incheon International Airport

    19:00

    ICN

    10h 41m

    Direct

    13:41

    SEA

    S M T W T F S

  17. AC020

    Singapore Changi Airport

    07:00

    SIN

    14h 10m

    Direct

    06:10

    YVR

    - M - W - F S
    Search

  18. AC8810

    Vancouver International Airport

    21:10

    YVR

    1h 5m

    Direct

    22:15

    SEA

    - - T W T F S

  19. UA028

    Singapore Changi Airport

    20:35

    SIN

    15h 10m

    Direct

    20:45

    SFO

    S M T W T F S
    Search

  20. UA694

    San Francisco International Airport

    10:05

    SFO

    2h 20m

    Direct

    12:25

    SEA

    S M T W T - S
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Singapore Changi Airport to Seattle-Tacoma International Airport Flights Info

Flight distance12,993.6km
Cheapest one-way ticket price€ 400
Cheapest return ticket price€ 627

FAQs for Singapore Changi Airport to Seattle-Tacoma International Airport Flights

  • How long is a flight from Singapore Changi Airport (SIN) to Seattle-Tacoma International Airport (SEA)?

    It takes around 14 hours 45 minutes to fly from Singapore Changi Airport (sin) to Seattle-Tacoma International Airport (sea).
  • There are around 1 daily flights from Singapore Changi Airport (SIN) to Seattle-Tacoma International Airport (SEA).
  • Tickets cost around € 1,291 in July, making it the cheapest month to book. Singapore Changi Airport (SIN) to Seattle-Tacoma International Airport (SEA) is a popular route, so don't forget to book your tickets in advance.
  • The route from Singapore Changi Airport (SIN) to Seattle-Tacoma International Airport (SEA) is quite popular. Without considering departure times or holidays, tickets cost around € 1,865 in May, the most expensive month to book this route.
  • The earliest flight departs from Singapore Changi Airport (SIN) at 09:00 and arrives in Seattle-Tacoma International Airport (SEA) at 07:10.
    • The distance from Seattle-Tacoma International Airport to downtown is about 17km, by taxi about 30 minutes.
  • Singapore Airlines is a very popular airline operating an average of 591 flights per month.

Popular Destinations & Recommendations

Note: Prices shown on this page are the lowest estimated prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are shown before payment. Charges for checked baggage, meals, Wi-Fi, and other optional services may also appear in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours, and with many routes refreshed in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.