$639 Cheap Flights from Sapporo (CTS) to Washington (IAD)

View $639 flight on Thu, May 28, 2026Opens in a new window

Popular airlines from New Chitose Intl. Airport (CTS) to Washington Dulles Intl. Airport (IAD)

Cheap Flights from Sapporo to Washington (CTS-IAD)

Prices were available within the past 7 days and start at $639 for one-way flights and $1,189 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

STARLUX Airlines
Fri, Mar 27 - Sun, Apr 5
CTS
Sapporo
IAD
Washington
$1,189 Roundtrip, found 2 days ago
$1,189
Roundtrip
found 2 days ago
Select STARLUX Airlines flight, departing Fri, Mar 27 from Sapporo to Washington, returning Sun, Apr 5, priced at $1,189 found 2 days ago
EVA Airways
Wed, Apr 1 - Wed, Apr 15
CTS
Sapporo
IAD
Washington
$1,309 Roundtrip, found 2 days ago
$1,309
Roundtrip
found 2 days ago
Select EVA Airways flight, departing Wed, Apr 1 from Sapporo to Washington, returning Wed, Apr 15, priced at $1,309 found 2 days ago
EVA Airways
Fri, Mar 27 - Sun, Apr 5
CTS
Sapporo
IAD
Washington
$1,368 Roundtrip, found 2 days ago
$1,368
Roundtrip
found 2 days ago
Select EVA Airways flight, departing Fri, Mar 27 from Sapporo to Washington, returning Sun, Apr 5, priced at $1,368 found 2 days ago
EVA Airways
Wed, Apr 1 - Wed, Apr 15
CTS
Sapporo
IAD
Washington
$1,389 Roundtrip, found 2 days ago
$1,389
Roundtrip
found 2 days ago
Select EVA Airways flight, departing Wed, Apr 1 from Sapporo to Washington, returning Wed, Apr 15, priced at $1,389 found 2 days ago
STARLUX Airlines
Fri, Mar 27 - Sun, Apr 5
CTS
Sapporo
IAD
Washington
$1,390 Roundtrip, found 2 days ago
$1,390
Roundtrip
found 2 days ago
Select STARLUX Airlines flight, departing Fri, Mar 27 from Sapporo to Washington, returning Sun, Apr 5, priced at $1,390 found 2 days ago
EVA Airways
Fri, Mar 27 - Sun, Apr 5
CTS
Sapporo
IAD
Washington
$1,435 Roundtrip, found 2 days ago
$1,435
Roundtrip
found 2 days ago
Select EVA Airways flight, departing Fri, Mar 27 from Sapporo to Washington, returning Sun, Apr 5, priced at $1,435 found 2 days ago
Air Canada
Wed, Apr 1 - Wed, Apr 15
CTS
Sapporo
IAD
Washington
$1,482 Roundtrip, found 2 days ago
$1,482
Roundtrip
found 2 days ago
Select Air Canada flight, departing Wed, Apr 1 from Sapporo to Washington, returning Wed, Apr 15, priced at $1,482 found 2 days ago
China Airlines
Tue, Nov 25 - Sun, Nov 30
CTS
Sapporo
IAD
Washington
$1,485 Roundtrip, found 5 days ago
$1,485
Roundtrip
found 5 days ago
Select China Airlines flight, departing Tue, Nov 25 from Sapporo to Washington, returning Sun, Nov 30, priced at $1,485 found 5 days ago
Air Canada
Wed, Apr 1 - Wed, Apr 15
CTS
Sapporo
IAD
Washington
$1,487 Roundtrip, found 2 days ago
$1,487
Roundtrip
found 2 days ago
Select Air Canada flight, departing Wed, Apr 1 from Sapporo to Washington, returning Wed, Apr 15, priced at $1,487 found 2 days ago
Asiana Airlines
Wed, Apr 1 - Wed, Apr 15
CTS
Sapporo
IAD
Washington
$1,639 Roundtrip, found 2 days ago
$1,639
Roundtrip
found 2 days ago
Select Asiana Airlines flight, departing Wed, Apr 1 from Sapporo to Washington, returning Wed, Apr 15, priced at $1,639 found 2 days ago
Flights from Sapporo (CTS) to Washington (IAD)
Origin airport
New Chitose
Destination airport
Washington Dulles Intl.
Roundtrip price
$1,188
Distance
6280 mi

Sapporo to Washington Flights

The cheapest times to fly from Sapporo to Washington

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 Washington are during the month of March. You can find some of the cheapest flights from Sapporo to Washington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Sapporo to Washington

Sunday is one of the best days to book for cheap flights from Sapporo to Washington: 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 Washington

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 Washington in 2025. You can also book with separate airlines for your outbound and return journeys, from $639 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 Washington 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 Washington 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.

 

Frequently asked questions

How much does a flight from New Chitose Airport (CTS) to Washington Dulles Intl. Airport (IAD) cost?
Secure a cheap one-way flight from $639 or cheap return flight from $1,189 from New Chitose Airport (CTS) to Washington Dulles Intl. Airport (IAD) 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 Washington Dulles Intl. Airport (IAD)?
The cheapest month to fly from CTS to IAD is March, when demand is low. Off-peak months are often when airlines offer lower prices between these airports.
What is the cheapest airline that flies from New Chitose Airport (CTS) to Washington Dulles Intl. Airport (IAD)?
To find the cheapest airline flying from CTS to IAD, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from New Chitose Airport (CTS) to Washington Dulles Intl. Airport (IAD)?
There are no daily direct flights available from New Chitose Airport (CTS) to Washington Dulles Intl. Airport (IAD). But you can opt for flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be soaring above the clouds in no time at all.
What day of the week has the most flights from CTS to IAD?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can change based on various factors, such as the carrier and season.*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 Washington Dulles Intl. Airport (IAD)?
To reach Washington Dulles Intl. Airport (IAD) without delays, select a flight that takes off 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 Washington Dulles Intl. Airport (IAD) last-minute?
Waiting until just before your trip to book a ticket from CTS to IAD often results in higher prices. Although you may find some last-minute offers, they aren't always guaranteed. Allow some flexibility in your schedule for the best chance of landing a bargain.
Is it cheaper to book a CTS to IAD flight and hotel package?
Opting for a CTS to IAD flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Choose from our impressive range of stays and then add car rentals, activities and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from New Chitose Airport (CTS) to Washington Dulles Intl. Airport (IAD)?
Typically, you can cancel or reschedule your CTS to IAD flight. However, additional charges may apply, especially if you made your booking over 24 hours ago. Check your itinerary for the airline's policies and fees on flight changes, or if you want more details, visit our Customer Service portal.

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*Available to One Key members.