Cheap Flights to Washington from ₩537,400

View ₩537,400 flight on Wed, Jun 10, 2026Opens in a new window

Popular airlines to Washington

  • Alaska Airlines

  • Delta

  • American Airlines

  • United

  • Southwest Airlines

  • Frontier Airlines

  • Air Canada

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How much is the cheapest flight to Washington?

Prices were available within the past 7 days and start at ₩537,400 for one-way flights and ₩619,800 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Tue, Feb 17 - Wed, Jul 1
ICN
Seoul
SEA
Seattle
₩619,800 Roundtrip, found 3 days ago
₩619,800
Roundtrip
found 3 days ago
Select Air Canada flight, departing Tue, Feb 17 from Seoul to Seattle, returning Wed, Jul 1, priced at ₩619,800 found 3 days ago
Air Canada
Tue, Jun 9 - Sun, Jun 21
ICN
Seoul
SEA
Seattle
₩675,000 Roundtrip, found 4 days ago
₩675,000
Roundtrip
found 4 days ago
Select Air Canada flight, departing Tue, Jun 9 from Seoul to Seattle, returning Sun, Jun 21, priced at ₩675,000 found 4 days ago
Air Canada
Tue, Feb 17 - Mon, Feb 23
ICN
Seoul
PDX
Portland
₩774,800 Roundtrip, found 5 days ago
₩774,800
Roundtrip
found 5 days ago
Select Air Canada flight, departing Tue, Feb 17 from Seoul to Portland, returning Mon, Feb 23, priced at ₩774,800 found 5 days ago
Hawaiian Airlines
Sat, Feb 21 - Wed, Feb 25
ICN
Seoul
PDX
Portland
₩814,600 Roundtrip, found 1 hour ago
₩814,600
Roundtrip
found 1 hour ago
Select Hawaiian Airlines flight, departing Sat, Feb 21 from Seoul to Portland, returning Wed, Feb 25, priced at ₩814,600 found 1 hour ago
Alaska Airlines
Thu, Feb 19 - Wed, Feb 25
ICN
Seoul
PDX
Portland
₩814,800 Roundtrip, found 16 hours ago
₩814,800
Roundtrip
found 16 hours ago
Select Alaska Airlines flight, departing Thu, Feb 19 from Seoul to Portland, returning Wed, Feb 25, priced at ₩814,800 found 16 hours ago
American Airlines
Fri, Feb 6 - Sun, Feb 8
ICN
Seoul
PDX
Portland
₩816,800 Roundtrip, found 9 hours ago
₩816,800
Roundtrip
found 9 hours ago
Select American Airlines flight, departing Fri, Feb 6 from Seoul to Portland, returning Sun, Feb 8, priced at ₩816,800 found 9 hours ago
United
Thu, Apr 23 - Wed, Apr 29
ICN
Seoul
PDX
Portland
₩843,100 Roundtrip, found 4 days ago
₩843,100
Roundtrip
found 4 days ago
Select United flight, departing Thu, Apr 23 from Seoul to Portland, returning Wed, Apr 29, priced at ₩843,100 found 4 days ago
Delta
Thu, Apr 23 - Wed, Apr 29
ICN
Seoul
PDX
Portland
₩879,100 Roundtrip, found 4 days ago
₩879,100
Roundtrip
found 4 days ago
Select Delta flight, departing Thu, Apr 23 from Seoul to Portland, returning Wed, Apr 29, priced at ₩879,100 found 4 days ago
Hawaiian Airlines
Thu, Apr 9 - Mon, Apr 13
ICN
Seoul
SEA
Seattle
₩975,000 Roundtrip, found 2 days ago
₩975,000
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Thu, Apr 9 from Seoul to Seattle, returning Mon, Apr 13, priced at ₩975,000 found 2 days ago
Korean Air
Thu, Apr 23 - Wed, Apr 29
ICN
Seoul
PDX
Portland
₩979,100 Roundtrip, found 4 days ago
₩979,100
Roundtrip
found 4 days ago
Select Korean Air flight, departing Thu, Apr 23 from Seoul to Portland, returning Wed, Apr 29, priced at ₩979,100 found 4 days ago

About Washington

Expedia offers flights to Washington to meet every traveler's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Washington or destinations around the world and discover how easy it is to make your flight reservations on Expedia.

Frequently asked questions

How do I find cheap flights to Washington that have flexible change policies?
At Expedia, we've been channeling our inner acrobat to give you the most flexible fares available. Simply mark the "No change fee" box right under the "Flexible change policies" filter to find the best flights to Washington.
Which airlines fly to Washington?
Book your seat with any of these airlines and buckle up for new adventures in Washington:

  • Alaska Airlines - 9,739 flights to or near Washington each month, including 8,781 flights to Seattle - Tacoma Intl. Airport (SEA) and 676 flights to Spokane Intl. Airport (GEG) per month.
  • American Airlines - 8,039 flights to or near Washington each month, including 7,284 flights to Ronald Reagan Washington National Airport (DCA) and 663 flights to Seattle - Tacoma Intl. Airport (SEA) per month.
  • Delta Air Lines - 6,417 flights to or near Washington each month, including 4,186 flights to Seattle - Tacoma Intl. Airport (SEA) and 1,516 flights to Ronald Reagan Washington National Airport (DCA) per month.

How can I find cheap tickets to Washington?
Start searching as early as possible, fly in or out of nearby airports, avoid peak travel periods — you're not short of ways! One more is to make the most of Expedia's "flexible dates" feature. Search for your Washington flight, then check out the cheapest prices for nearby dates. In the last seven days, the lowest price for a flight to Washington was ₩619,800.
How much is a flight to Washington?
You could have purchased a return flight to Washington from anywhere between ₩619,800 and ₩979,100 in the last seven days. For one-way journeys from Jakarta (CGK), the lowest amount paid during this time was ₩537,400.
What are the most popular airports to fly into in Washington?
Your budget, departure point and your chosen airline will help decide which of these major Washington airports you'll touch down at:

  • Seattle - Tacoma Intl. Airport (SEA) - 15,456 flights per month.
  • Ronald Reagan Washington National Airport (DCA) - 11,555 flights per month.
  • Spokane Intl. Airport (GEG) - 1,742 flights per month.

When is the cheapest time to fly to Washington?
If you're not fixed on what date you jet off to Washington, fly out early in the week. The cheapest day to take off is usually Tuesday, followed closely by Monday. Saturday is typically the priciest day, with many vacationers preferring to fly on the weekend.
How much is a plane ticket to Washington?
In the last seven days, plane tickets to Washington varied from ₩619,800 to ₩979,100.
What is the best time to go to Washington?
Summer begins June 20 in the Northern Hemisphere, and these warmer months are a lovely time to travel to the exciting Washington city of Seattle. Average temperatures range between 55ºF and 75ºF across the season. The biggest crowds can be found here in March, May and June.
What months are the cheapest to book a flight to Washington?
The top month to purchase budget fares to Washington is February. It's worth noting that in the USA, the most expensive time to purchase a ticket is the festive month of December.

Trending flights to Washington

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Tue, Feb 17 - Wed, Jul 1
ICN
Seoul
SEA
Seattle
₩619,800 Roundtrip, found 3 days ago
₩619,800
Roundtrip
found 3 days ago
Select Air Canada flight, departing Tue, Feb 17 from Seoul to Seattle, returning Wed, Jul 1, priced at ₩619,800 found 3 days ago
*Available to Expedia members.