Cheap flights to Washington

View €319 flight on Tue, 12 May 2026Opens in a new window

Popular airlines to Washington

  • Alaska Airlines

  • Delta

  • American Airlines

  • United

  • Southwest Airlines

  • Frontier Airlines

  • JetBlue Airways

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Cheap round-trip flights to Washington

Prices were available within the past 7 days and start at €319 for one-way flights and €492 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Thu, 22 Oct - Thu, 29 Oct
DUB
Dublin
SEA
Seattle
€492 Return, found 17 hours ago
€492
Return
found 17 hours ago
Select Icelandair flight, departing Thu, 22 Oct from Dublin to Seattle, returning Thu, 29 Oct, priced at €492 found 17 hours ago
Finnair
Tue, 16 Jun - Mon, 29 Jun
DUB
Dublin
SEA
Seattle
€507 Return, found 1 day ago
€507
Return
found 1 day ago
Select Finnair flight, departing Tue, 16 Jun from Dublin to Seattle, returning Mon, 29 Jun, priced at €507 found 1 day ago
British Airways
Wed, 3 Jun - Mon, 8 Jun
DUB
Dublin
SEA
Seattle
€513 Return, found 3 days ago
€513
Return
found 3 days ago
Select British Airways flight, departing Wed, 3 Jun from Dublin to Seattle, returning Mon, 8 Jun, priced at €513 found 3 days ago
Aer Lingus
Tue, 5 May - Sat, 30 May
DUB
Dublin
SEA
Seattle
€524 Return, found 2 hours ago
€524
Return
found 2 hours ago
Select Aer Lingus flight, departing Tue, 5 May from Dublin to Seattle, returning Sat, 30 May, priced at €524 found 2 hours ago
Scandinavian Airlines
Fri, 22 May - Tue, 26 May
DUB
Dublin
SEA
Seattle
€527 Return, found 7 hours ago
€527
Return
found 7 hours ago
Select Scandinavian Airlines flight, departing Fri, 22 May from Dublin to Seattle, returning Tue, 26 May, priced at €527 found 7 hours ago
Iberia
Fri, 22 May - Tue, 26 May
DUB
Dublin
SEA
Seattle
€529 Return, found 7 hours ago
€529
Return
found 7 hours ago
Select Iberia flight, departing Fri, 22 May from Dublin to Seattle, returning Tue, 26 May, priced at €529 found 7 hours ago
American Airlines
Tue, 5 May - Sat, 30 May
DUB
Dublin
SEA
Seattle
€529 Return, found 2 hours ago
€529
Return
found 2 hours ago
Select American Airlines flight, departing Tue, 5 May from Dublin to Seattle, returning Sat, 30 May, priced at €529 found 2 hours ago
KLM
Thu, 4 Jun - Tue, 9 Jun
DUB
Dublin
SEA
Seattle
€532 Return, found 9 hours ago
€532
Return
found 9 hours ago
Select KLM flight, departing Thu, 4 Jun from Dublin to Seattle, returning Tue, 9 Jun, priced at €532 found 9 hours ago
Air France
Wed, 3 Jun - Mon, 8 Jun
DUB
Dublin
SEA
Seattle
€535 Return, found 3 days ago
€535
Return
found 3 days ago
Select Air France flight, departing Wed, 3 Jun from Dublin to Seattle, returning Mon, 8 Jun, priced at €535 found 3 days ago
JetBlue Airways
Fri, 18 Sept - Wed, 30 Sept
DUB
Dublin
SEA
Seattle
€556 Return, found 6 hours ago
€556
Return
found 6 hours ago
Select JetBlue Airways flight, departing Fri, 18 Sept from Dublin to Seattle, returning Wed, 30 Sept, priced at €556 found 6 hours ago

Trending flights to Washington

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

Icelandair
Thu, 22 Oct - Thu, 29 Oct
DUB
Dublin
SEA
Seattle
€492 Return, found 16 hours ago
€492
Return
found 16 hours ago
Select Icelandair flight, departing Thu, 22 Oct from Dublin to Seattle, returning Thu, 29 Oct, priced at €492 found 16 hours ago

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 €492.
How much is a flight to Washington?
You could have purchased a return flight to Washington from anywhere between €492 and €582 in the last seven days. For one-way journeys from Dublin (DUB), the lowest amount paid during this time was €319.
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.

How much is a plane ticket to Washington?
In the last seven days, plane tickets to Washington varied from €492 to €582.
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 13ºC and 24ºC 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.

Book with confidence

About Washington

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About Washington

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