Aerial view at Henry Hagg Lake - artificial lake in Washington County, northwest Oregon - a popular place for picnicking, boating and other summer activities

Cheap flights to Washington County

View €103 flight on Fri, 6 Nov 2026Opens in a new window

Popular airlines to Washington County

  • Alaska Airlines

  • United

  • Delta

  • American Airlines

  • Frontier Airlines

  • Southwest Airlines

  • JetBlue Airways

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Cheap round-trip flights to Washington County

Prices were available within the past 7 days and start at €103 for one-way flights and €223 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, 9 Jul - Sun, 12 Jul
SEA
Seattle
PDX
Portland
€223 Return, found 6 days ago
€223
Return
found 6 days ago
Select Delta flight, departing Thu, 9 Jul from Seattle to Portland, returning Sun, 12 Jul, priced at €223 found 6 days ago
Delta
Thu, 13 Aug - Mon, 17 Aug
LAX
Los Angeles
PDX
Portland
€232 Return, found 6 days ago
€232
Return
found 6 days ago
Select Delta flight, departing Thu, 13 Aug from Los Angeles to Portland, returning Mon, 17 Aug, priced at €232 found 6 days ago
Delta
Mon, 2 Nov - Mon, 16 Nov
EWR
New York
PDX
Portland
€276 Return, found 4 days ago
€276
Return
found 4 days ago
Select Delta flight, departing Mon, 2 Nov from New York to Portland, returning Mon, 16 Nov, priced at €276 found 4 days ago
American Airlines
Sat, 15 Aug - Sun, 16 Aug
LAX
Los Angeles
PDX
Portland
€277 Return, found 1 day ago
€277
Return
found 1 day ago
Select American Airlines flight, departing Sat, 15 Aug from Los Angeles to Portland, returning Sun, 16 Aug, priced at €277 found 1 day ago
American Airlines
Thu, 10 Sept - Wed, 16 Sept
LGA
New York
PDX
Portland
€285 Return, found 1 day ago
€285
Return
found 1 day ago
Select American Airlines flight, departing Thu, 10 Sept from New York to Portland, returning Wed, 16 Sept, priced at €285 found 1 day ago
JetBlue Airways
Sat, 18 Jul - Fri, 24 Jul
JFK
New York
PDX
Portland
€291 Return, found 1 day ago
€291
Return
found 1 day ago
Select JetBlue Airways flight, departing Sat, 18 Jul from New York to Portland, returning Fri, 24 Jul, priced at €291 found 1 day ago
United
Sat, 11 Jul - Mon, 13 Jul
LAX
Los Angeles
PDX
Portland
€298 Return, found 4 days ago
€298
Return
found 4 days ago
Select United flight, departing Sat, 11 Jul from Los Angeles to Portland, returning Mon, 13 Jul, priced at €298 found 4 days ago
JetBlue Airways
Fri, 4 Sept - Sun, 20 Sept
DUB
Dublin
PDX
Portland
€624 Return, found 4 days ago
€624
Return
found 4 days ago
Select JetBlue Airways flight, departing Fri, 4 Sept from Dublin to Portland, returning Sun, 20 Sept, priced at €624 found 4 days ago
Icelandair
Mon, 23 Nov - Sat, 5 Dec
DUB
Dublin
PDX
Portland
€722 Return, found 11 hours ago
€722
Return
found 11 hours ago
Select Icelandair flight, departing Mon, 23 Nov from Dublin to Portland, returning Sat, 5 Dec, priced at €722 found 11 hours ago
British Airways
Tue, 1 Dec - Sun, 20 Dec
DUB
Dublin
PDX
Portland
€735 Return, found 2 days ago
€735
Return
found 2 days ago
Select British Airways flight, departing Tue, 1 Dec from Dublin to Portland, returning Sun, 20 Dec, priced at €735 found 2 days ago

Trending flights to Washington County

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.

JetBlue Airways
Fri, 4 Sept - Sun, 20 Sept
DUB
Dublin
PDX
Portland
€624 Return, found 4 days ago
€624
Return
found 4 days ago
Select JetBlue Airways flight, departing Fri, 4 Sept from Dublin to Portland, returning Sun, 20 Sept, priced at €624 found 4 days ago

Frequently asked questions

How do I find cheap flights to Washington County that have flexible change policies?
When it comes to travelling these days, flexibility is a must. That's why we've added a "No change fee" search function to help you locate flexible, low-priced fares to Washington County. It's at the top left of your screen just below the "Flexible change policies" subheading.
Which airlines fly to Washington County?
With a good range of airlines offering flights into or near Washington County, the choice is yours:

  • Alaska Airlines - 2,614 flights to or near Washington County each month, including 2,614 flights to Portland Intl. Airport (PDX) per month.
  • Delta Air Lines - 814 flights to or near Washington County each month, including 814 flights to Portland Intl. Airport (PDX) per month.
  • Southwest Airlines - 784 flights to or near Washington County each month, including 784 flights to Portland Intl. Airport (PDX) per month.

How can I find cheap tickets to Washington County?
An excellent strategy for scoring cheap tickets is to be flexible with your travel dates. Begin with searching for your flight to Washington County, then click on the "flexible dates" link to see prices for nearby days. Another helpful hint? Book well ahead of time. For an idea of costs, €223 was the best price for a flight to Washington County in the last seven days.
How much is a flight to Washington County?
You could have nabbed a return air ticket to Washington County from anywhere between €223 and €735 in the last seven days. For one-way journeys leaving from Los Angeles (LAX), the lowest amount paid during this period was just €103.
What are the most popular airports to fly into in Washington County?
Jet into Portland Intl. Airport (PDX) and sample the best that Washington County has to offer. As the region's main entry point, around 5,648 flights land here every month.
How much is a plane ticket to Washington County?
In the last seven days, tickets to Washington County varied between €223 and €735. Prices generally depend on the time of departure, airline, cabin class and how early the fare is booked.
What is the best time to go to Washington County?
Hillsboro, Washington County's most populous city, is a terrific destination to explore at anytime. Don't like the cold? Then venture here from June 20 onward in summer, when average temperatures range from 13ºC to 27ºC. March, May and June is when Hillsboro draws the biggest crowds.
What months are the cheapest to book a flight to Washington County?
To snap up a bargain flight to Washington County, try to book during February when ticket prices are at their cheapest. When do tickets cost the most? In the U.S, it's the month of December.

Book with confidence

About Washington County

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