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Seattle-Tacoma International Airport to Singapore flight

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

      • Cheapest nonstop
        SEA 10:15
        16h 20m
        Direct
        SIN 17:35
        Seattle - Singapore | Fri, Aug 7 | Singapore Airlines
        SIN 09:00
        14h 45m
        Direct
        SEA 08:45
        Singapore - Seattle | Fri, Aug 14 | Singapore Airlines
        S$ 1,735 S$ 2,513
        31% off
        31% off
        S$ 2,513 S$ 1,735
      • SEA 10:15
        16h 20m
        Direct
        SIN 17:35
        Seattle - Singapore | Sun, Aug 9 | Singapore Airlines
        SIN 09:00
        14h 45m
        Direct
        SEA 08:45
        Singapore - Seattle | Sun, Aug 16 | Singapore Airlines
        S$ 1,859 S$ 2,513
        26% off
        26% off
        S$ 2,513 S$ 1,859
      • SEA 00:10
        30h 20m
        1 stop
        SIN 21:30
        Seattle - Singapore | Fri, Aug 7 | Asiana Airlines
        SIN 22:50
        31h 55m
        1 stop
        SEA 15:45
        Singapore - Seattle | Mon, Aug 10 | Asiana Airlines
        S$ 1,080 S$ 2,513
        56% off
        56% off
        S$ 2,513 S$ 1,080
      • SEA 00:10
        30h 20m
        1 stop
        SIN 21:30
        Seattle - Singapore | Tue, Jul 28 | Asiana Airlines
        SIN 22:50
        31h 55m
        1 stop
        SEA 15:45
        Singapore - Seattle | Mon, Aug 3 | Asiana Airlines
        S$ 1,096
        56% off
        S$ 2,513 S$ 1,096
      • SEA 00:10
        30h 20m
        1 stop
        SIN 21:30
        Seattle - Singapore | Fri, Aug 14 | Asiana Airlines
        SIN 07:00
        18h 7m
        1 stop
        SEA 10:07
        Singapore - Seattle | Sun, Aug 16 | Air Canada
        S$ 1,136
        55% off
        S$ 2,513 S$ 1,136
      • SEA 00:10
        30h 20m
        1 stop
        SIN 21:30
        Seattle - Singapore | Mon, Aug 10 | Asiana Airlines
        SIN 07:00
        26h 32m
        1 stop
        SEA 18:32
        Singapore - Seattle | Sun, Aug 16 | Air Canada
        S$ 1,136
        55% off
        S$ 2,513 S$ 1,136
      • SEA 00:10
        30h 20m
        1 stop
        SIN 21:30
        Seattle - Singapore | Wed, Aug 12 | Asiana Airlines
        SIN 07:00
        18h 7m
        1 stop
        SEA 10:07
        Singapore - Seattle | Sun, Aug 16 | Air Canada
        S$ 1,136
        55% off
        S$ 2,513 S$ 1,136
      • SEA 10:45
        27h 30m
        1 stop
        SIN 05:15
        Seattle - Singapore | Tue, Aug 11 | Air Canada
        SIN 07:00
        18h 7m
        1 stop
        SEA 10:07
        Singapore - Seattle | Sun, Aug 16 | Air Canada
        S$ 1,137
        55% off
        S$ 2,513 S$ 1,137
      • SEA 00:10
        30h 20m
        1 stop
        SIN 21:30
        Seattle - Singapore | Mon, Jul 20 | Asiana Airlines
        SIN 08:45
        20h 45m
        1 stop
        SEA 14:30
        Singapore - Seattle | Thu, Jul 23 | United Airlines
        S$ 1,159
        54% off
        S$ 2,513 S$ 1,159
      • SEA 00:10
        30h 20m
        1 stop
        SIN 21:30
        Seattle - Singapore | Wed, Jul 22 | Asiana Airlines
        SIN 08:45
        31h 28m
        1 stop
        SEA 01:13
        Singapore - Seattle | Tue, Jul 28 | United Airlines
        S$ 1,159
        54% off
        S$ 2,513 S$ 1,159
      • SEA 00:10
        30h 20m
        1 stop
        SIN 21:30
        Seattle - Singapore | Fri, Jul 17 | Asiana Airlines
        SIN 08:45
        31h 28m
        1 stop
        SEA 01:13
        Singapore - Seattle | Tue, Jul 21 | United Airlines
        S$ 1,159
        54% off
        S$ 2,513 S$ 1,159
      • SEA 13:00
        17h 25m
        1 stop
        SIN 14:00
        Seattle - Singapore | Thu, Jun 18 | Normal Airline
        SIN 15:00
        6h
        Direct
        SEA 16:00
        Singapore - Seattle | Sat, Jun 20 | Normal Airline
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      • Cheapest nonstop
        SEA 10:15
        16h 20m
        Direct
        SIN 17:35
        Seattle - Singapore | Fri, Jul 24 | Singapore Airlines
        S$ 757 S$ 1,237
        39% off
        39% off
        S$ 1,237 S$ 757
      • SEA 10:15
        16h 20m
        Direct
        SIN 17:35
        Seattle - Singapore | Sun, Aug 2 | Singapore Airlines
        S$ 915 S$ 1,237
        26% off
        26% off
        S$ 1,237 S$ 915
      • SEA 08:45
        30h 30m
        1 stop
        SIN 06:15
        Seattle - Singapore | Thu, Jul 23 | United Airlines
        S$ 422 S$ 1,237
        66% off
        66% off
        S$ 1,237 S$ 422
      • SEA 16:30
        23h 10m
        1 stop
        SIN 06:40
        Seattle - Singapore | Thu, Jul 23 | All Nippon Airways
        S$ 447
        64% off
        S$ 1,237 S$ 447
      • SEA 00:10
        30h 20m
        1 stop
        SIN 21:30
        Seattle - Singapore | Tue, Jul 21 | Asiana Airlines
        S$ 508
        59% off
        S$ 1,237 S$ 508
      • SEA 00:10
        30h 20m
        1 stop
        SIN 21:30
        Seattle - Singapore | Sat, Jul 18 | Asiana Airlines
        S$ 508
        59% off
        S$ 1,237 S$ 508
      • SEA 00:10
        30h 20m
        1 stop
        SIN 21:30
        Seattle - Singapore | Wed, Jul 29 | Asiana Airlines
        S$ 508
        59% off
        S$ 1,237 S$ 508
      • SEA 00:10
        30h 20m
        1 stop
        SIN 21:30
        Seattle - Singapore | Tue, Jul 28 | Asiana Airlines
        S$ 508
        59% off
        S$ 1,237 S$ 508
      • SEA 00:10
        30h 20m
        1 stop
        SIN 21:30
        Seattle - Singapore | Thu, Jul 30 | Asiana Airlines
        S$ 508
        59% off
        S$ 1,237 S$ 508
      • SEA 00:10
        30h 20m
        1 stop
        SIN 21:30
        Seattle - Singapore | Sat, Aug 15 | Asiana Airlines
        S$ 508
        59% off
        S$ 1,237 S$ 508
      • SEA 00:10
        30h 20m
        1 stop
        SIN 21:30
        Seattle - Singapore | Tue, Aug 11 | Asiana Airlines
        S$ 508
        59% off
        S$ 1,237 S$ 508
      • SEA 13:00
        17h 25m
        1 stop
        SIN 14:00
        Seattle - Singapore | Thu, Jun 18 | Normal Airline
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Flight prices from Seattle-Tacoma International Airport to Singapore are based on the average fares across airlines for the next three months, based on Trip.com’s latest data.

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

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

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

Based on Trip.com data from the past 12 months, the cheapest one-way flights from Seattle-Tacoma International Airport to Singapore are usually in April, with an average price of S$ 424. June sees the highest fares, around S$ 1,809.

S$ 1,809
S$ 1,117
S$ 424
0
    Cheapest
  • S$ 1,809
    Jun
  • S$ 994
    Jul
  • S$ 674
    Aug
  • S$ 626
    Sep
  • S$ 655
    Oct
  • S$ 649
    Nov
  • S$ 1,076
    Dec
  • S$ 626
    Jan
  • S$ 697
    Feb
  • S$ 593
    Mar
  • S$ 424
    Apr
  • S$ 641
    May

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

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 Seattle-Tacoma International Airport to Singapore.

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

S$ 896
S$ 729
S$ 561
S$ 394
    Cheapest
  • S$ 864
    Mon
  • S$ 684
    Tue
  • S$ 896
    Wed
  • S$ 561
    Thu
  • S$ 720
    Fri
  • S$ 776
    Sat
  • S$ 561
    Sun

Selected Airlines from Seattle-Tacoma International Airport to Singapore

See which airlines fly from Seattle-Tacoma International Airport to Singapore. Find the airline that best meets your travel needs by comparing prices and treat yourself to an enjoyable journey.
Singapore Airlines logo Singapore Airlines
STARLUX Airlines logo STARLUX Airlines
United Airlines logo United Airlines
All Nippon Airways logo All Nippon Airways
Korean Air logo Korean Air
Air Canada logo Air Canada
Eva Air logo Eva Air
China Airlines logo China Airlines
Asiana Airlines logo Asiana Airlines

Flight Schedule from Seattle-Tacoma International Airport to Singapore

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

Flight info.
Departure
Arrival
Weekly Schedule

  1. SQ027

    Seattle-Tacoma International Airport

    10:15

    SEA

    16h 20m

    17:35

    SIN

    - M - W T F S
    Search

  2. NH117

    Seattle-Tacoma International Airport

    16:30

    SEA

    10h 30m

    Direct

    19:00

    HND

    S M T W T F S
    Search

  3. NH843

    Haneda Airport

    00:40

    HND

    7h

    Direct

    06:40

    SIN

    S M T W T F S

  4. UA7929

    Seattle-Tacoma International Airport

    16:30

    SEA

    10h 30m

    Direct

    19:00

    HND

    S M T W T F S
    Search

  5. UA7991

    Haneda Airport

    00:40

    HND

    7h

    Direct

    06:40

    SIN

    S M T W T F S

  6. KE042

    Seattle-Tacoma International Airport

    13:20

    SEA

    11h 20m

    Direct

    16:40

    ICN

    S M T W T F S
    Search

  7. KE647

    Incheon International Airport

    23:35

    ICN

    6h 25m

    Direct

    05:00

    SIN

    S M T W T F S

  8. PR125

    Seattle-Tacoma International Airport

    23:55

    SEA

    13h 30m

    Direct

    04:25

    MNL

    - M T W T - S
    Search

  9. PR501

    Ninoy Aquino International Airport

    15:10

    MNL

    3h 40m

    Direct

    18:50

    SIN

    - M T - T F S

  10. OZ271

    Seattle-Tacoma International Airport

    00:10

    SEA

    12h 10m

    Direct

    04:20

    ICN

    S M T W T F -
    Search

  11. OZ751

    Incheon International Airport

    16:10

    ICN

    6h 20m

    Direct

    21:30

    SIN

    S M T W T F S

  12. UA2831

    Seattle-Tacoma International Airport

    08:45

    SEA

    2h 18m

    Direct

    11:03

    SFO

    S M T W T F S
    Search

  13. UA001

    San Francisco International Airport

    22:50

    SFO

    16h 25m

    Direct

    06:15

    SIN

    S M T W T F S

  14. PR125

    Seattle-Tacoma International Airport

    23:55

    SEA

    13h 30m

    Direct

    04:25

    MNL

    - M T W T - S
    Search

  15. PR509

    Ninoy Aquino International Airport

    19:30

    MNL

    3h 40m

    Direct

    23:10

    SIN

    S M T W T F S

  16. KE3049

    Seattle-Tacoma International Airport

    16:15

    SEA

    2h 31m

    Direct

    18:46

    LAS

    S M T W T F S
    Search

  17. KE006

    Harry Reid International Airport

    23:50

    LAS

    12h 50m

    Direct

    04:40

    ICN

    S M T W T F S

  18. KE645

    Incheon International Airport

    18:40

    ICN

    6h 15m

    Direct

    23:55

    SIN

    S M T W T F S
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Flight Info of Flights from Seattle-Tacoma International Airport to Singapore

Cheapest return ticket priceS$ 981
Cheapest one-way flight priceS$ 351
Off-season for travelSeptember
Peak season for travelJanuary

FAQs for Seattle-Tacoma International Airport to Singapore Flights

  • How many airports in Singapore?

    There are 2 airports near Singapore: Singapore Changi Airport and Seletar Airport.
    • The distance from Singapore Changi Airport to downtown is about 17km, by taxi about 30 minutes.
    • The distance from Seletar Airport to downtown is about 15km, by taxi about 30 minutes.

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.