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Singapore Changi Airport to Seattle-Tacoma International Airport flight

Explore the cheapest one-way and round-trip flights from Singapore Changi Airport to Seattle-Tacoma International Airport over the next 90 days, with one-way fares from MYR 1,901 and round-trip from MYR 3,110. Based on Trip.com's latest 7-day flight data.

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

Flight.News
A Wind Advisory remains in effect for Seattle from 6 PM this evening to 4 AM PST Sunday. South winds of 15 to 25 mph with gusts up to 45 mph are expected. These gusty winds will blow around unsecured objects, potentially knock down tree limbs, and cause a few power outages.

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 MYR 2,083. June sees the highest fares, around MYR 3,882.

MYR 3,882
MYR 2,983
MYR 2,083
MYR 1,184
    Cheapest
  • MYR 2,442
    Nov
  • MYR 2,612
    Dec
  • MYR 2,799
    Jan
  • MYR 2,560
    Feb
  • MYR 3,182
    Mar
  • MYR 2,784
    Apr
  • MYR 2,868
    May
  • MYR 3,882
    Jun
  • MYR 2,632
    Jul
  • MYR 2,984
    Aug
  • MYR 2,925
    Sep
  • MYR 2,083
    Oct

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 Tuesday, as fares are typically the highest.

MYR 3,381
MYR 2,864
MYR 2,346
MYR 1,829
    Cheapest
  • MYR 2,682
    Mon
  • MYR 3,381
    Tue
  • MYR 2,346
    Wed
  • MYR 2,935
    Thu
  • MYR 3,093
    Fri
  • MYR 2,903
    Sat
  • MYR 2,933
    Sun

Which airline offers the cheapest flights from Singapore Changi Airport to Seattle-Tacoma International Airport?

The cheapest airline flying from Singapore Changi Airport to Seattle-Tacoma International Airport is Singapore Airlines (from MYR 1,905) among 10 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Singapore Airlines
From MYR 1,905
Air Canada
From MYR 1,961
United Airlines
From MYR 2,074
Hainan Airlines
From MYR 2,096
Korean Air
From MYR 2,103
China Airlines
From MYR 2,137
Delta Air Lines
From MYR 2,163
AirAsia
From MYR 2,193
STARLUX Airlines
From MYR 2,219
Scoot
From MYR 2,228

Find more flights and airlines

What is the 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. SQ028

    08:55

    SIN

    14h 10m

    07:05

    SEA

    - M T W T F S
    Search
  2. AC020

    07:00

    SIN

    14h 25m

    Direct

    06:25

    YVR

    - M - W T F S
    Search
  3. AC8798

    08:25

    YVR

    1h 7m

    Direct

    09:32

    SEA

    S M T W T F S
  4. JL712

    08:15

    SIN

    6h 45m

    Direct

    16:00

    NRT

    S M T W T F S
    Search
  5. JL068

    18:10

    NRT

    8h 45m

    Direct

    09:55

    SEA

    S M T W T F S
  6. AA8413

    08:15

    SIN

    6h 45m

    Direct

    16:00

    NRT

    S M T W T F S
    Search
  7. AA8446

    18:10

    NRT

    8h 45m

    Direct

    09:55

    SEA

    S M T W T F S
  8. AC020

    07:00

    SIN

    14h 25m

    Direct

    06:25

    YVR

    - M - W T F S
    Search
  9. AC8804

    13:30

    YVR

    1h 7m

    Direct

    14:37

    SEA

    S M T W T F S
  10. AC020

    07:00

    SIN

    14h 25m

    Direct

    06:25

    YVR

    - M - W T F S
    Search
  11. AC8806

    17:15

    YVR

    1h 7m

    Direct

    18:22

    SEA

    S M T W T F S
  12. UA002

    10:10

    SIN

    15h 5m

    Direct

    09:15

    SFO

    S M T W T F S
    Search
  13. UA762

    18:30

    SFO

    2h 17m

    Direct

    20:47

    SEA

    S M T W T F S
  14. JL036

    22:25

    SIN

    6h 30m

    Direct

    05:55

    HND

    S M T W T F S
    Search
  15. JL068

    18:10

    NRT

    8h 45m

    Direct

    09:55

    SEA

    S M T W T F S
  16. AC020

    07:00

    SIN

    14h 25m

    Direct

    06:25

    YVR

    - M - W T F S
    Search
  17. AC8810

    20:50

    YVR

    1h 7m

    Direct

    21:57

    SEA

    - M - W - F S
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About Singapore Changi Airport and Seattle-Tacoma International Airport

Learn about Singapore Changi Airport (SIN) and Seattle-Tacoma International Airport (SEA) — including location, terminals, transportation, and travel tips.

Flight distance 12,993.6km
Cheapest one-way ticket price MYR 1,901
Cheapest return ticket price MYR 3,110

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

  • How many daily flights are there 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).
  • The earliest flight from Singapore Changi Airport to Seattle-Tacoma International Airport departs at 08:55, and the last departs at 08:55, with about 1 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • 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 MYR 4,833 in December, 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.
  • One-way flights from Singapore Changi Airport to Seattle-Tacoma International Airport currently start from MYR 1,901, and round-trip fares start from MYR 3,110. The current lowest fare is a Singapore Airlines flight departing on Mon, Nov 23; prices may vary depending on availability.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Singapore Changi Airport to Seattle-Tacoma International Airport is MYR 3,047. Prices may vary depending on the departure date, airline, and availability.
  • Singapore Changi Airport to Seattle-Tacoma International Airport operates around 6 weekly flights, mainly by Singapore Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Singapore Changi Airport and Seattle-Tacoma International Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

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.