$536 Cheap Flights from Sapporo (CTS) to Seattle (SEA)

View $536 flight on Sun, Nov 16, 2025Opens in a new window

Popular airlines from New Chitose Intl. Airport (CTS) to Seattle-Tacoma International Airport (SEA)

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Cheap Flights from Sapporo to Seattle (CTS-SEA)

Prices were available within the past 7 days and start at $536 for one-way flights and $785 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Korean Air
Tue, Jan 20 - Thu, Jan 29
CTS
Sapporo
SEA
Seattle
$785 Roundtrip, found 3 days ago
$785
Roundtrip
found 3 days ago
Select Korean Air flight, departing Tue, Jan 20 from Sapporo to Seattle, returning Thu, Jan 29, priced at $785 found 3 days ago
Korean Air
Thu, Feb 5 - Mon, Feb 16
CTS
Sapporo
SEA
Seattle
$793 Roundtrip, found 21 hours ago
$793
Roundtrip
found 21 hours ago
Select Korean Air flight, departing Thu, Feb 5 from Sapporo to Seattle, returning Mon, Feb 16, priced at $793 found 21 hours ago
Korean Air
Tue, Jan 20 - Tue, Feb 3
CTS
Sapporo
SEA
Seattle
$793 Roundtrip, found 6 days ago
$793
Roundtrip
found 6 days ago
Select Korean Air flight, departing Tue, Jan 20 from Sapporo to Seattle, returning Tue, Feb 3, priced at $793 found 6 days ago
Korean Air
Tue, Feb 3 - Tue, Feb 10
CTS
Sapporo
SEA
Seattle
$801 Roundtrip, found 2 days ago
$801
Roundtrip
found 2 days ago
Select Korean Air flight, departing Tue, Feb 3 from Sapporo to Seattle, returning Tue, Feb 10, priced at $801 found 2 days ago
Korean Air
Wed, Feb 4 - Wed, Feb 11
CTS
Sapporo
SEA
Seattle
$802 Roundtrip, found 3 days ago
$802
Roundtrip
found 3 days ago
Select Korean Air flight, departing Wed, Feb 4 from Sapporo to Seattle, returning Wed, Feb 11, priced at $802 found 3 days ago
Korean Air
Wed, Jan 28 - Sun, Feb 8
CTS
Sapporo
SEA
Seattle
$808 Roundtrip, found 1 day ago
$808
Roundtrip
found 1 day ago
Select Korean Air flight, departing Wed, Jan 28 from Sapporo to Seattle, returning Sun, Feb 8, priced at $808 found 1 day ago
STARLUX Airlines
Wed, Oct 29 - Sun, Nov 2
CTS
Sapporo
SEA
Seattle
$854 Roundtrip, found 1 day ago
$854
Roundtrip
found 1 day ago
Select STARLUX Airlines flight, departing Wed, Oct 29 from Sapporo to Seattle, returning Sun, Nov 2, priced at $854 found 1 day ago
China Airlines
Sun, Nov 16 - Sun, Nov 30
CTS
Sapporo
SEA
Seattle
$877 Roundtrip, found 1 day ago
$877
Roundtrip
found 1 day ago
Select China Airlines flight, departing Sun, Nov 16 from Sapporo to Seattle, returning Sun, Nov 30, priced at $877 found 1 day ago
EVA Airways
Wed, Oct 29 - Sun, Nov 2
CTS
Sapporo
SEA
Seattle
$882 Roundtrip, found 1 day ago
$882
Roundtrip
found 1 day ago
Select EVA Airways flight, departing Wed, Oct 29 from Sapporo to Seattle, returning Sun, Nov 2, priced at $882 found 1 day ago
American Airlines
Tue, Jan 20 - Wed, Jan 21
CTS
Sapporo
SEA
Seattle
$947 Roundtrip, found 3 days ago
$947
Roundtrip
found 3 days ago
Select American Airlines flight, departing Tue, Jan 20 from Sapporo to Seattle, returning Wed, Jan 21, priced at $947 found 3 days ago

Alternative airports near Seattle

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Seattle - Tacoma Intl. SEA. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $861
SEA
Seattle - Tacoma Intl.
Cheapest
Average driving time to city center20 min
Flights from $861

Frequently asked questions

How much does a flight from New Chitose Airport (CTS) to Seattle - Tacoma Intl. Airport (SEA) cost?
Secure a cheap one-way flight from $536 or cheap return flight from $785 from New Chitose Airport (CTS) to Seattle - Tacoma Intl. Airport (SEA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from New Chitose Airport (CTS) to Seattle - Tacoma Intl. Airport (SEA)?
The cheapest month to fly from CTS to SEA is January, when there's less demand. Off-peak season is usually when airlines offer better prices between these airports.
What is the cheapest airline that flies from New Chitose Airport (CTS) to Seattle - Tacoma Intl. Airport (SEA)?
To find the cheapest airline flying from CTS to SEA, use Expedia's filter tool. Tailor your search based on what's important to you, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from New Chitose Airport (CTS) to Seattle - Tacoma Intl. Airport (SEA)?
You'll need to catch a flight with a layover when traveling from New Chitose Airport (CTS) to Seattle - Tacoma Intl. Airport (SEA). Direct flights don't operate daily on this route. However, simply filter your search to include one or two stops to find the best option for your trip.
What day of the week has the most flights from CTS to SEA?
Generally you'll find the greatest selection of flight options on a Friday. Tuesdays tend to be the quietest.* But this can change depending on the season, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from New Chitose Airport (CTS) to Seattle - Tacoma Intl. Airport (SEA)?
To reach Seattle - Tacoma Intl. Airport (SEA) on time, book a flight that leaves from New Chitose Airport (CTS) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from New Chitose Airport (CTS) to Seattle - Tacoma Intl. Airport (SEA) last-minute?
Booking your plane ticket from CTS to SEA right before your trip is usually more expensive. But if there's some wiggle room with your travel times and dates, you could grab a cheap last-minute fare.
Is it cheaper to book a CTS to SEA flight and hotel package?
You can save money by booking a CTS to SEA flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. After selecting your preferred flights and accommodations, consider adding extras like activities, car rentals and tours.
Can I cancel or change the date of my flight from New Chitose Airport (CTS) to Seattle - Tacoma Intl. Airport (SEA)?
Typically, you're able to reschedule or cancel your CTS to SEA flight. However, additional fees may apply, especially if you booked over 24 hours ago. Check your itinerary for the airline's fees and policies on flight changes, or if you want further information, go to our Customer Service portal.

Travel information

Origin airport
New Chitose
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Air Canada, All Nippon Airways, American Airlines, China Airlines, EVA Airways, Hawaiian Airlines, Japan Airlines, Korean Air, Philippine Airlines, STARLUX Airlines, United
Roundtrip price
$785
Distance
4377 mi

Book with confidence

Sapporo to Seattle Flights

The cheapest times to fly from Sapporo to Seattle

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Sapporo to Seattle are during the month of January. You can find some of the cheapest flights from Sapporo to Seattle with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Sapporo to Seattle

Sunday is one of the best days to book for cheap flights from Sapporo to Seattle: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Sapporo to Seattle

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Sapporo to Seattle in 2025. You can also book with separate airlines for your outbound and return journeys, from $536 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Sapporo to Seattle flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Sapporo to Seattle airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Sapporo to Seattle Flights

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