Cheap flights to Washington

View €338 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 €338 for one-way flights and €423 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scandinavian Airlines
Sat, 23 May - Fri, 29 May
DUB
Dublin
SEA
Seattle
€423 Return, found 5 days ago
€423
Return
found 5 days ago
Select Scandinavian Airlines flight, departing Sat, 23 May from Dublin to Seattle, returning Fri, 29 May, priced at €423 found 5 days ago
Icelandair
Tue, 8 Dec - Tue, 15 Dec
DUB
Dublin
SEA
Seattle
€423 Return, found 18 hours ago
€423
Return
found 18 hours ago
Select Icelandair flight, departing Tue, 8 Dec from Dublin to Seattle, returning Tue, 15 Dec, priced at €423 found 18 hours ago
Aer Lingus
Mon, 16 Mar - Sun, 22 Mar
DUB
Dublin
SEA
Seattle
€470 Return, found 1 day ago
€470
Return
found 1 day ago
Select Aer Lingus flight, departing Mon, 16 Mar from Dublin to Seattle, returning Sun, 22 Mar, priced at €470 found 1 day ago
Iberia
Mon, 4 May - Sun, 17 May
DUB
Dublin
SEA
Seattle
€470 Return, found 1 day ago
€470
Return
found 1 day ago
Select Iberia flight, departing Mon, 4 May from Dublin to Seattle, returning Sun, 17 May, priced at €470 found 1 day ago
British Airways
Thu, 9 Apr - Mon, 13 Apr
DUB
Dublin
SEA
Seattle
€494 Return, found 4 hours ago
€494
Return
found 4 hours ago
Select British Airways flight, departing Thu, 9 Apr from Dublin to Seattle, returning Mon, 13 Apr, priced at €494 found 4 hours ago
American Airlines
Wed, 18 Mar - Sun, 22 Mar
DUB
Dublin
SEA
Seattle
€505 Return, just found
€505
Return
just found
Select American Airlines flight, departing Wed, 18 Mar from Dublin to Seattle, returning Sun, 22 Mar, priced at €505 just found
JetBlue Airways
Mon, 25 May - Sun, 31 May
DUB
Dublin
PDX
Portland
€524 Return, found 6 days ago
€524
Return
found 6 days ago
Select JetBlue Airways flight, departing Mon, 25 May from Dublin to Portland, returning Sun, 31 May, priced at €524 found 6 days ago
Finnair
Tue, 12 May - Wed, 27 May
DUB
Dublin
SEA
Seattle
€624 Return, found 6 days ago
€624
Return
found 6 days ago
Select Finnair flight, departing Tue, 12 May from Dublin to Seattle, returning Wed, 27 May, priced at €624 found 6 days ago
WestJet
Tue, 12 May - Wed, 27 May
DUB
Dublin
SEA
Seattle
€674 Return, found 6 days ago
€674
Return
found 6 days ago
Select WestJet flight, departing Tue, 12 May from Dublin to Seattle, returning Wed, 27 May, priced at €674 found 6 days ago
Lufthansa
Wed, 25 Nov - Wed, 2 Dec
DUB
Dublin
SEA
Seattle
€698 Return, found 1 day ago
€698
Return
found 1 day ago
Select Lufthansa flight, departing Wed, 25 Nov from Dublin to Seattle, returning Wed, 2 Dec, priced at €698 found 1 day 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.

Scandinavian Airlines
Sat, 23 May - Fri, 29 May
DUB
Dublin
SEA
Seattle
€423 Return, found 5 days ago
€423
Return
found 5 days ago
Select Scandinavian Airlines flight, departing Sat, 23 May from Dublin to Seattle, returning Fri, 29 May, priced at €423 found 5 days 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 €423.
How much is a flight to Washington?
You could have purchased a return flight to Washington from anywhere between €423 and €698 in the last seven days. For one-way journeys from Dublin (DUB), the lowest amount paid during this time was €338.
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 €423 to €698.
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.

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About Washington

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About Washington

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