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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
        IDR 35,786,800 IDR 40,714,900
        12% off
        12% off
        IDR 40,714,900 IDR 35,786,800
      • SIN 09:00
        14h 45m
        Direct
        SEA 08:45
        Singapore - Seattle | Mon, Jul 6 | Singapore Airlines
        SEA 10:15
        16h 20m
        Direct
        SIN 17:35
        Seattle - Singapore | Mon, Jul 13 | Singapore Airlines
        IDR 37,864,800 IDR 40,714,900
        7% off
        7% off
        IDR 40,714,900 IDR 37,864,800
      • SIN 22:50
        31h 25m
        1 stop
        SEA 15:15
        Singapore - Seattle | Wed, May 13 | Asiana Airlines
        SEA 00:10
        30h 20m
        1 stop
        SIN 21:30
        Seattle - Singapore | Tue, May 19 | Asiana Airlines
        IDR 13,579,900 IDR 40,714,900
        67% off
        67% off
        IDR 40,714,900 IDR 13,579,900
      • SIN 22:50
        31h 25m
        1 stop
        SEA 15:15
        Singapore - Seattle | Sat, May 16 | Asiana Airlines
        SEA 00:10
        30h 20m
        1 stop
        SIN 21:30
        Seattle - Singapore | Tue, May 19 | Asiana Airlines
        IDR 15,401,700
        62% off
        IDR 40,714,900 IDR 15,401,700
      • 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 | Tue, May 19 | Asiana Airlines
        IDR 15,401,700
        62% off
        IDR 40,714,900 IDR 15,401,700
      • SIN 20:35
        39h 31m
        1 stop
        SEA 21:06
        Singapore - Seattle | Mon, May 18 | United Airlines
        SEA 05:00
        34h 15m
        1 stop
        SIN 06:15
        Seattle - Singapore | Mon, May 25 | United Airlines
        IDR 16,083,200
        60% off
        IDR 40,714,900 IDR 16,083,200
      • SIN 14:00
        17h 10m
        1 stop
        SEA 16:10
        Singapore - Seattle | Thu, Jun 25 | STARLUX Airlines
        SEA 01:15
        20h 25m
        1 stop
        SIN 12:40
        Seattle - Singapore | Wed, Jul 1 | STARLUX Airlines
        IDR 16,124,200
        60% off
        IDR 40,714,900 IDR 16,124,200
      • SIN 14:00
        17h 10m
        1 stop
        SEA 16:10
        Singapore - Seattle | Wed, Jun 24 | STARLUX Airlines
        SEA 01:15
        20h 25m
        1 stop
        SIN 12:40
        Seattle - Singapore | Tue, Jun 30 | STARLUX Airlines
        IDR 16,124,200
        60% off
        IDR 40,714,900 IDR 16,124,200
      • SIN 14:10
        17h 25m
        1 stop
        SEA 16:35
        Singapore - Seattle | Tue, Jul 7 | STARLUX Airlines
        SEA 01:15
        20h 25m
        1 stop
        SIN 12:40
        Seattle - Singapore | Tue, Jul 14 | STARLUX Airlines
        IDR 16,124,200
        60% off
        IDR 40,714,900 IDR 16,124,200
      • SIN 14:10
        17h
        1 stop
        SEA 16:10
        Singapore - Seattle | Tue, Jun 23 | STARLUX Airlines
        SEA 01:15
        20h 25m
        1 stop
        SIN 12:40
        Seattle - Singapore | Tue, Jun 30 | STARLUX Airlines
        IDR 16,134,500
        60% off
        IDR 40,714,900 IDR 16,134,500
      • SIN 14:00
        17h 10m
        1 stop
        SEA 16:10
        Singapore - Seattle | Sun, Jun 21 | STARLUX Airlines
        SEA 01:15
        20h 25m
        1 stop
        SIN 12:40
        Seattle - Singapore | Sun, Jun 28 | STARLUX Airlines
        IDR 16,134,500
        60% off
        IDR 40,714,900 IDR 16,134,500
      • SIN 14:00
        17h 35m
        1 stop
        SEA 16:35
        Singapore - Seattle | Wed, Jul 8 | STARLUX Airlines
        SEA 01:15
        20h 25m
        1 stop
        SIN 12:40
        Seattle - Singapore | Wed, Jul 15 | STARLUX Airlines
        IDR 16,134,500
        60% off
        IDR 40,714,900 IDR 16,134,500
      • SIN 13:00
        17h 25m
        1 stop
        SEA 14:00
        Singapore - Seattle | Thu, May 14 | Normal Airline
        SEA 15:00
        6h
        Direct
        SIN 16:00
        Seattle - Singapore | Sat, May 16 | Normal Airline
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      • Cheapest nonstop
        SIN 09:00
        14h 45m
        Direct
        SEA 08:45
        Singapore - Seattle | Thu, Jul 9 | Singapore Airlines
        IDR 21,169,200 IDR 23,768,300
        11% off
        11% off
        IDR 23,768,300 IDR 21,169,200
      • SIN 09:00
        14h 45m
        Direct
        SEA 08:45
        Singapore - Seattle | Fri, Jun 26 | Singapore Airlines
        IDR 22,104,500 IDR 23,768,300
        7% off
        7% off
        IDR 23,768,300 IDR 22,104,500
      • SIN 07:00
        18h 5m
        1 stop
        SEA 10:05
        Singapore - Seattle | Thu, Jun 11 | Air Canada
        IDR 8,178,700 IDR 23,768,300
        66% off
        66% off
        IDR 23,768,300 IDR 8,178,700
      • SIN 07:00
        26h 32m
        1 stop
        SEA 18:32
        Singapore - Seattle | Thu, Jun 18 | Air Canada
        IDR 8,178,700
        66% off
        IDR 23,768,300 IDR 8,178,700
      • SIN 07:00
        30h 40m
        1 stop
        SEA 22:40
        Singapore - Seattle | Tue, Jun 16 | Air Canada
        IDR 8,178,700
        66% off
        IDR 23,768,300 IDR 8,178,700
      • SIN 07:00
        30h 40m
        1 stop
        SEA 22:40
        Singapore - Seattle | Sun, Jun 14 | Air Canada
        IDR 8,178,700
        66% off
        IDR 23,768,300 IDR 8,178,700
      • SIN 07:00
        30h 40m
        1 stop
        SEA 22:40
        Singapore - Seattle | Tue, Jun 9 | Air Canada
        IDR 8,178,700
        66% off
        IDR 23,768,300 IDR 8,178,700
      • SIN 07:00
        30h 42m
        1 stop
        SEA 22:42
        Singapore - Seattle | Tue, Jul 7 | Air Canada
        IDR 8,196,600
        66% off
        IDR 23,768,300 IDR 8,196,600
      • SIN 07:00
        26h 32m
        1 stop
        SEA 18:32
        Singapore - Seattle | Sun, Jun 21 | Air Canada
        IDR 8,627,100
        64% off
        IDR 23,768,300 IDR 8,627,100
      • SIN 07:30
        20h 41m
        1 stop
        SEA 13:11
        Singapore - Seattle | Tue, May 19 | Delta Air Lines
        IDR 8,696,300
        63% off
        IDR 23,768,300 IDR 8,696,300
      • SIN 01:25
        26h 46m
        1 stop
        SEA 13:11
        Singapore - Seattle | Mon, May 18 | Delta Air Lines
        IDR 8,696,300
        63% off
        IDR 23,768,300 IDR 8,696,300
      • SIN 20:35
        19h 38m
        1 stop
        SEA 01:13
        Singapore - Seattle | Tue, Jun 16 | United Airlines
        IDR 8,719,300
        63% off
        IDR 23,768,300 IDR 8,719,300
      • SIN 13:00
        17h 25m
        1 stop
        SEA 14:00
        Singapore - Seattle | Thu, May 14 | 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 IDR 9,436,100. August sees the highest fares, around IDR 15,112,900.

IDR 15,112,900
IDR 12,274,500
IDR 9,436,100
IDR 6,597,700
    Cheapest
  • IDR 11,473,700
    May
  • IDR 12,298,800
    Jun
  • IDR 11,348,900
    Jul
  • IDR 15,112,900
    Aug
  • IDR 9,814,900
    Sep
  • IDR 9,436,100
    Oct
  • IDR 10,280,300
    Nov
  • IDR 10,997,200
    Dec
  • IDR 11,784,800
    Jan
  • IDR 10,778,900
    Feb
  • IDR 13,399,100
    Mar
  • IDR 11,722,800
    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.

IDR 13,649,000
IDR 11,821,800
IDR 9,994,600
IDR 8,167,400
    Cheapest
  • IDR 11,837,000
    Mon
  • IDR 11,057,000
    Tue
  • IDR 9,994,600
    Wed
  • IDR 12,099,600
    Thu
  • IDR 11,593,000
    Fri
  • IDR 12,230,300
    Sat
  • IDR 13,649,000
    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 IDR 8,178,700
Delta Air Lines
From IDR 8,696,300
United Airlines
From IDR 8,719,300
Asiana Airlines
From IDR 8,724,500
Korean Air
From IDR 8,798,800
Qatar Airways
From IDR 9,816,000
Alaska Airlines
From IDR 9,903,100
STARLUX Airlines
From IDR 10,156,800
All Nippon Airways
From IDR 10,266,900
Eva Air
From IDR 10,774,300

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. UA002

    Singapore Changi Airport

    09:00

    SIN

    15h 10m

    Direct

    09:10

    SFO

    S M T W T F S
    Search

  6. UA2744

    San Francisco International Airport

    12:16

    SFO

    2h 20m

    Direct

    14:36

    SEA

    S M T W T F S

  7. DL7824

    Singapore Changi Airport

    07:30

    SIN

    6h 30m

    Direct

    15:00

    ICN

    S M T W T F S
    Search

  8. DL196

    Incheon International Airport

    19:00

    ICN

    10h 41m

    Direct

    13:41

    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. DL7822

    Singapore Changi Airport

    01:25

    SIN

    6h 25m

    Direct

    08:50

    ICN

    S M T W T F S
    Search

  14. DL196

    Incheon International Airport

    19:00

    ICN

    10h 41m

    Direct

    13:41

    SEA

    S M T W T F S

  15. UA002

    Singapore Changi Airport

    09:00

    SIN

    15h 10m

    Direct

    09:10

    SFO

    S M T W T F S
    Search

  16. UA1763

    San Francisco International Airport

    18:35

    SFO

    2h 31m

    Direct

    21:06

    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. UA002

    Singapore Changi Airport

    09:00

    SIN

    15h 10m

    Direct

    09:10

    SFO

    S M T W T F S
    Search

  20. UA5579

    San Francisco International Airport

    22:37

    SFO

    1h 56m

    Direct

    00:33

    SEA

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

Flight distance12,993.6km
Cheapest one-way ticket priceIDR 8,178,700
Cheapest return ticket priceIDR 13,579,900

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 IDR 28,584,400 in June, 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 IDR 39,325,300 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.