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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 CAD 623 and round-trip from CAD 1,066. Based on Trip.com's latest 7-day flight data.

    • Cheapest nonstop
      SIN 08:55
      14h 10m
      Direct
      SEA 07:05
      Singapore - Seattle | Tue, Nov 24 | Singapore Airlines
      SEA 08:40
      17h 5m
      Direct
      SIN 17:45
      Seattle - Singapore | Sun, Nov 29 | Singapore Airlines
      CAD 1,101 CAD 1,585
      31% off
      31% off
      CAD 1,585 CAD 1,101
    • SIN 08:55
      14h 10m
      Direct
      SEA 07:05
      Singapore - Seattle | Sun, Nov 22 | Singapore Airlines
      SEA 08:40
      17h 5m
      Direct
      SIN 17:45
      Seattle - Singapore | Sun, Nov 29 | Singapore Airlines
      CAD 1,109 CAD 1,585
      30% off
      30% off
      CAD 1,585 CAD 1,109
    • SIN 08:40
      16h 52m
      1 stop
      SEA 09:32
      Singapore - Seattle | Wed, Nov 11 | Air Canada
      SEA 10:10
      28h 50m
      1 stop
      SIN 07:00
      Seattle - Singapore | Tue, Nov 17 | Air Canada
      CAD 1,066 CAD 1,585
      33% off
      33% off
      CAD 1,585 CAD 1,066
    • SIN 08:40
      16h 52m
      1 stop
      SEA 09:32
      Singapore - Seattle | Thu, Nov 5 | Air Canada
      SEA 08:40
      30h 20m
      1 stop
      SIN 07:00
      Seattle - Singapore | Mon, Nov 9 | Air Canada
      CAD 1,070
      32% off
      CAD 1,585 CAD 1,070
    • SIN 08:40
      21h 57m
      1 stop
      SEA 14:37
      Singapore - Seattle | Tue, Nov 24 | Air Canada
      SEA 19:05
      19h 55m
      1 stop
      SIN 07:00
      Seattle - Singapore | Tue, Dec 1 | Air Canada
      CAD 1,076
      32% off
      CAD 1,585 CAD 1,076
    • SIN 08:40
      16h 47m
      1 stop
      SEA 09:27
      Singapore - Seattle | Wed, Nov 25 | Air Canada
      SEA 08:40
      30h 20m
      1 stop
      SIN 07:00
      Seattle - Singapore | Sun, Nov 29 | Air Canada
      CAD 1,080
      32% off
      CAD 1,585 CAD 1,080
    • SIN 08:40
      16h 52m
      1 stop
      SEA 09:32
      Singapore - Seattle | Sat, Nov 14 | Air Canada
      SEA 10:10
      28h 50m
      1 stop
      SIN 07:00
      Seattle - Singapore | Thu, Nov 19 | Air Canada
      CAD 1,083
      32% off
      CAD 1,585 CAD 1,083
    • SIN 08:40
      16h 52m
      1 stop
      SEA 09:32
      Singapore - Seattle | Thu, Nov 12 | Air Canada
      SEA 19:05
      19h 55m
      1 stop
      SIN 07:00
      Seattle - Singapore | Thu, Nov 19 | Air Canada
      CAD 1,083
      32% off
      CAD 1,585 CAD 1,083
    • SIN 08:40
      16h 52m
      1 stop
      SEA 09:32
      Singapore - Seattle | Mon, Nov 9 | Air Canada
      SEA 19:05
      19h 55m
      1 stop
      SIN 07:00
      Seattle - Singapore | Thu, Nov 12 | Air Canada
      CAD 1,083
      32% off
      CAD 1,585 CAD 1,083
    • SIN 13:00
      17h 25m
      1 stop
      SEA 14:00
      Singapore - Seattle | Sun, Oct 25 | Normal Airline
      SEA 15:00
      6h
      Direct
      SIN 16:00
      Seattle - Singapore | Tue, Oct 27 | Normal Airline
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    • Cheapest
      SIN 08:55
      14h 10m
      Direct
      SEA 07:05
      Singapore - Seattle | Sun, Nov 22 | Singapore Airlines
      CAD 623 CAD 1,033
      40% off
      40% off
      CAD 1,033 CAD 623
    • Cheapest
      SIN 08:55
      14h 10m
      Direct
      SEA 07:05
      Singapore - Seattle | Sat, Nov 21 | Singapore Airlines
      CAD 623 CAD 1,033
      40% off
      40% off
      CAD 1,033 CAD 623
    • Cheapest
      SIN 08:55
      14h 10m
      Direct
      SEA 07:05
      Singapore - Seattle | Wed, Nov 25 | Singapore Airlines
      CAD 623 CAD 1,033
      40% off
      40% off
      CAD 1,033 CAD 623
    • Cheapest
      SIN 08:55
      14h 10m
      Direct
      SEA 07:05
      Singapore - Seattle | Sat, Nov 7 | Singapore Airlines
      CAD 623
      40% off
      CAD 1,033 CAD 623
    • Cheapest
      SIN 08:55
      14h 10m
      Direct
      SEA 07:05
      Singapore - Seattle | Wed, Nov 4 | Singapore Airlines
      CAD 623
      40% off
      CAD 1,033 CAD 623
    • Cheapest
      SIN 08:55
      14h 10m
      Direct
      SEA 07:05
      Singapore - Seattle | Tue, Nov 10 | Singapore Airlines
      CAD 623
      40% off
      CAD 1,033 CAD 623
    • Cheapest
      SIN 08:55
      14h 10m
      Direct
      SEA 07:05
      Singapore - Seattle | Wed, Nov 11 | Singapore Airlines
      CAD 623
      40% off
      CAD 1,033 CAD 623
    • Cheapest
      SIN 08:55
      14h 10m
      Direct
      SEA 07:05
      Singapore - Seattle | Wed, Nov 18 | Singapore Airlines
      CAD 623
      40% off
      CAD 1,033 CAD 623
    • Cheapest
      SIN 08:55
      14h 10m
      Direct
      SEA 07:05
      Singapore - Seattle | Fri, Nov 6 | Singapore Airlines
      CAD 623
      40% off
      CAD 1,033 CAD 623
    • SIN 13:00
      17h 25m
      1 stop
      SEA 14:00
      Singapore - Seattle | Sun, Oct 25 | Normal Airline
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    • Cheapest nonstop
      SIN 08:55
      14h 10m
      Direct
      SEA 07:05
      Singapore - Seattle | Sun, Nov 22 | Singapore Airlines
      CAD 623 CAD 2,055
      70% off
      70% off
      CAD 2,055 CAD 623
    • SIN 08:55
      14h 10m
      Direct
      SEA 07:05
      Singapore - Seattle | Sat, Nov 21 | Singapore Airlines
      CAD 623 CAD 2,055
      70% off
      70% off
      CAD 2,055 CAD 623
    • SIN 08:55
      14h 10m
      Direct
      SEA 07:05
      Singapore - Seattle | Wed, Nov 25 | Singapore Airlines
      CAD 623 CAD 2,055
      70% off
      70% off
      CAD 2,055 CAD 623
    • SIN 08:55
      14h 10m
      Direct
      SEA 07:05
      Singapore - Seattle | Sat, Nov 7 | Singapore Airlines
      CAD 623
      70% off
      CAD 2,055 CAD 623
    • SIN 08:55
      14h 10m
      Direct
      SEA 07:05
      Singapore - Seattle | Wed, Nov 4 | Singapore Airlines
      CAD 623
      70% off
      CAD 2,055 CAD 623
    • SIN 08:55
      14h 10m
      Direct
      SEA 07:05
      Singapore - Seattle | Tue, Nov 10 | Singapore Airlines
      CAD 623
      70% off
      CAD 2,055 CAD 623
    • SIN 08:55
      14h 10m
      Direct
      SEA 07:05
      Singapore - Seattle | Wed, Nov 11 | Singapore Airlines
      CAD 623
      70% off
      CAD 2,055 CAD 623
    • SIN 08:55
      14h 10m
      Direct
      SEA 07:05
      Singapore - Seattle | Fri, Nov 6 | Singapore Airlines
      CAD 623
      70% off
      CAD 2,055 CAD 623
    • SIN 08:55
      14h 10m
      Direct
      SEA 07:05
      Singapore - Seattle | Wed, Nov 18 | Singapore Airlines
      CAD 623
      70% off
      CAD 2,055 CAD 623
    • SIN 13:00
      17h 25m
      1 stop
      SEA 14:00
      Singapore - Seattle | Sun, Oct 25 | Normal Airline
      Find more flights
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    • SIN 08:55
      14h 10m
      Direct
      SEA 07:05
      Singapore - Seattle | Sun, Nov 22 | Singapore Airlines
      CAD 623 CAD 1,033
      40% off
      40% off
      CAD 1,033 CAD 623
    • SIN 08:55
      14h 10m
      Direct
      SEA 07:05
      Singapore - Seattle | Sat, Nov 21 | Singapore Airlines
      CAD 623 CAD 1,033
      40% off
      40% off
      CAD 1,033 CAD 623
    • SIN 08:55
      14h 10m
      Direct
      SEA 07:05
      Singapore - Seattle | Wed, Nov 25 | Singapore Airlines
      CAD 623 CAD 1,033
      40% off
      40% off
      CAD 1,033 CAD 623
    • SIN 08:55
      14h 10m
      Direct
      SEA 07:05
      Singapore - Seattle | Sat, Nov 7 | Singapore Airlines
      CAD 623
      40% off
      CAD 1,033 CAD 623
    • SIN 08:55
      14h 10m
      Direct
      SEA 07:05
      Singapore - Seattle | Wed, Nov 4 | Singapore Airlines
      CAD 623
      40% off
      CAD 1,033 CAD 623
    • SIN 08:55
      14h 10m
      Direct
      SEA 07:05
      Singapore - Seattle | Tue, Nov 10 | Singapore Airlines
      CAD 623
      40% off
      CAD 1,033 CAD 623
    • SIN 08:55
      14h 10m
      Direct
      SEA 07:05
      Singapore - Seattle | Wed, Nov 11 | Singapore Airlines
      CAD 623
      40% off
      CAD 1,033 CAD 623
    • SIN 08:55
      14h 10m
      Direct
      SEA 07:05
      Singapore - Seattle | Wed, Nov 18 | Singapore Airlines
      CAD 623
      40% off
      CAD 1,033 CAD 623
    • SIN 08:55
      14h 10m
      Direct
      SEA 07:05
      Singapore - Seattle | Fri, Nov 6 | Singapore Airlines
      CAD 623
      40% off
      CAD 1,033 CAD 623
    • SIN 13:00
      17h 25m
      1 stop
      SEA 14:00
      Singapore - Seattle | Sun, Oct 25 | Normal Airline
      Find more flights
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    • Cheapest nonstop
      SIN 08:55
      14h 10m
      Direct
      SEA 08:05
      Singapore - Seattle | Thu, Oct 29 | Singapore Airlines
      CAD 623 CAD 2,380
      74% off
      74% off
      CAD 2,380 CAD 623
    • SIN 08:55
      14h 10m
      Direct
      SEA 08:05
      Singapore - Seattle | Fri, Oct 30 | Singapore Airlines
      CAD 623 CAD 2,380
      74% off
      74% off
      CAD 2,380 CAD 623
    • SIN 08:55
      14h 10m
      Direct
      SEA 08:05
      Singapore - Seattle | Tue, Oct 27 | Singapore Airlines
      CAD 1,314 CAD 2,380
      45% off
      45% off
      CAD 2,380 CAD 1,314
    • SIN 09:00
      14h 25m
      Direct
      SEA 08:25
      Singapore - Seattle | Sat, Oct 24 | Singapore Airlines
      CAD 1,314
      45% off
      CAD 2,380 CAD 1,314
    • SIN 08:55
      14h 10m
      Direct
      SEA 08:05
      Singapore - Seattle | Sun, Oct 25 | Singapore Airlines
      CAD 1,666
      30% off
      CAD 2,380 CAD 1,666
    • SIN 07:00
      18h 5m
      1 stop
      SEA 10:05
      Singapore - Seattle | Sat, Oct 24 | Air Canada
      CAD 677
      72% off
      CAD 2,380 CAD 677
    • SIN 08:15
      17h 40m
      1 stop
      SEA 10:55
      Singapore - Seattle | Tue, Oct 27 | Japan Airlines
      CAD 697
      71% off
      CAD 2,380 CAD 697
    • SIN 08:15
      17h 40m
      1 stop
      SEA 10:55
      Singapore - Seattle | Wed, Oct 28 | Japan Airlines
      CAD 697
      71% off
      CAD 2,380 CAD 697
    • SIN 08:15
      17h 40m
      1 stop
      SEA 10:55
      Singapore - Seattle | Thu, Oct 29 | Japan Airlines
      CAD 697
      71% off
      CAD 2,380 CAD 697
    • SIN 13:00
      17h 25m
      1 stop
      SEA 14:00
      Singapore - Seattle | Sun, Oct 25 | Normal Airline
      Find more flights
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    • Cheapest nonstop
      SIN 08:55
      14h 10m
      Direct
      SEA 07:05
      Singapore - Seattle | Sun, Nov 22 | Singapore Airlines
      CAD 623 CAD 1,033
      40% off
      40% off
      CAD 1,033 CAD 623
    • SIN 08:55
      14h 10m
      Direct
      SEA 07:05
      Singapore - Seattle | Sat, Nov 21 | Singapore Airlines
      CAD 623 CAD 1,033
      40% off
      40% off
      CAD 1,033 CAD 623
    • SIN 08:55
      14h 10m
      Direct
      SEA 07:05
      Singapore - Seattle | Wed, Nov 25 | Singapore Airlines
      CAD 623 CAD 1,033
      40% off
      40% off
      CAD 1,033 CAD 623
    • SIN 08:55
      14h 10m
      Direct
      SEA 07:05
      Singapore - Seattle | Sat, Nov 7 | Singapore Airlines
      CAD 623
      40% off
      CAD 1,033 CAD 623
    • SIN 08:55
      14h 10m
      Direct
      SEA 07:05
      Singapore - Seattle | Wed, Nov 4 | Singapore Airlines
      CAD 623
      40% off
      CAD 1,033 CAD 623
    • SIN 08:55
      14h 10m
      Direct
      SEA 07:05
      Singapore - Seattle | Tue, Nov 10 | Singapore Airlines
      CAD 623
      40% off
      CAD 1,033 CAD 623
    • SIN 08:55
      14h 10m
      Direct
      SEA 07:05
      Singapore - Seattle | Wed, Nov 11 | Singapore Airlines
      CAD 623
      40% off
      CAD 1,033 CAD 623
    • SIN 08:55
      14h 10m
      Direct
      SEA 07:05
      Singapore - Seattle | Wed, Nov 18 | Singapore Airlines
      CAD 623
      40% off
      CAD 1,033 CAD 623
    • SIN 08:55
      14h 10m
      Direct
      SEA 07:05
      Singapore - Seattle | Fri, Nov 6 | Singapore Airlines
      CAD 623
      40% off
      CAD 1,033 CAD 623
    • SIN 13:00
      17h 25m
      1 stop
      SEA 14:00
      Singapore - Seattle | Sun, Oct 25 | Normal Airline
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Displayed flight fares from Singapore to Seattle are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

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

What is the cheapest month to fly from Singapore Changi Airport to Seattle-Tacoma International Airport?

The data is based on the past 12 months and shows the average one-way ticket prices from Singapore Changi Airport to Seattle-Tacoma International Airport for each month in the Trip.com database.

Based on Trip.com's 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 CAD 695. It is best to avoid June, when the average price can reach CAD 1,339.

CAD 1,339
CAD 1,017
CAD 695
CAD 373
  • CAD 695
    Oct
  • CAD 843
    Nov
  • CAD 901
    Dec
  • CAD 966
    Jan
  • CAD 883
    Feb
  • CAD 1,098
    Mar
  • CAD 961
    Apr
  • CAD 990
    May
  • CAD 1,339
    Jun
  • CAD 908
    Jul
  • CAD 1,030
    Aug
  • CAD 1,009
    Sep

What is the cheapest day of the week to fly from Singapore Changi Airport to Seattle-Tacoma International Airport?

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

Based on Trip.com's data from the past 12 months, the cheapest departure day from Singapore Changi Airport to Seattle-Tacoma International Airport is Wednesday, with average prices usually lower than other days. Avoid departing on Tuesday as prices are typically highest on that day.

CAD 1,167
CAD 989
CAD 810
CAD 632
    Cheapest
  • CAD 894
    Mon
  • CAD 1,167
    Tue
  • CAD 810
    Wed
  • CAD 1,021
    Thu
  • CAD 1,052
    Fri
  • CAD 997
    Sat
  • CAD 1,012
    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 CAD 642) among 10 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Singapore Airlines
From CAD 642
Air Canada
From CAD 667
Garuda Indonesia
From CAD 674
TransNusa Airlines
From CAD 680
Citilink
From CAD 683
Batik Air
From CAD 688
Japan Airlines
From CAD 697
United Airlines
From CAD 699
Hainan Airlines
From CAD 705
Korean Air
From CAD 708

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

    Singapore Changi Airport

    09:00

    SIN

    15h 45m

    08:45

    SEA

    - M - W T F S
    Search

  2. AC020

    Singapore Changi Airport

    07:00

    SIN

    14h 25m

    Direct

    06:25

    YVR

    - M - W T F S
    Search

  3. AC8810

    Vancouver International Airport

    21:10

    YVR

    1h 7m

    Direct

    22:17

    SEA

    S M T W - F S
Find more flights and airlines

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 CAD 623
Cheapest return ticket price CAD 1,066

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 09:00, and the last departs at 09:00, 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 CAD 1,764 in December, the most expensive month to book this route.
    • 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 CAD 642, and round-trip fares start from CAD 1,066. The current lowest fare is a Singapore Airlines flight departing on Mon, Oct 26; 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 CAD 937. Prices may vary depending on the departure date, airline, and availability.
  • Singapore Changi Airport to Seattle-Tacoma International Airport operates around 5 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.

Find Cheap Flights with Trip.com

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

Book with no extra fees

Prices displayed on this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, Wi-Fi, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within the last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.