A coastal landscape with a bay, forested hills, and a distant town.

Washington County Flights - Book Cheap Flights to Washington County

View RM282 flight on Wed, 5 Aug 2026Opens in a new window

Popular airlines to Washington County

  • Alaska Airlines

  • United

  • Delta

  • American Airlines

  • Southwest Airlines

  • Frontier 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 RM282 for one-way flights and RM994 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, 5 Aug - Sun, 9 Aug
SFO
San Francisco
PDX
Portland
RM994 Return, found 3 days ago
RM994
Return
found 3 days ago
Select Delta flight, departing Wed, 5 Aug from San Francisco to Portland, returning Sun, 9 Aug, priced at RM994 found 3 days ago
Delta
Wed, 5 Aug - Sun, 9 Aug
SFO
San Francisco
PDX
Portland
RM1,055 Return, found 3 days ago
RM1,055
Return
found 3 days ago
Select Delta flight, departing Wed, 5 Aug from San Francisco to Portland, returning Sun, 9 Aug, priced at RM1,055 found 3 days ago
United
Wed, 5 Aug - Sun, 9 Aug
SFO
San Francisco
PDX
Portland
RM1,114 Return, found 3 days ago
RM1,114
Return
found 3 days ago
Select United flight, departing Wed, 5 Aug from San Francisco to Portland, returning Sun, 9 Aug, priced at RM1,114 found 3 days ago
United
Wed, 5 Aug - Sun, 9 Aug
SFO
San Francisco
PDX
Portland
RM1,177 Return, found 3 days ago
RM1,177
Return
found 3 days ago
Select United flight, departing Wed, 5 Aug from San Francisco to Portland, returning Sun, 9 Aug, priced at RM1,177 found 3 days ago
Delta
Tue, 28 Jul - Wed, 29 Jul
SFO
San Francisco
PDX
Portland
RM1,178 Return, found 1 day ago
RM1,178
Return
found 1 day ago
Select Delta flight, departing Tue, 28 Jul from San Francisco to Portland, returning Wed, 29 Jul, priced at RM1,178 found 1 day ago
United
Wed, 5 Aug - Sun, 9 Aug
SFO
San Francisco
PDX
Portland
RM1,197 Return, found 3 days ago
RM1,197
Return
found 3 days ago
Select United flight, departing Wed, 5 Aug from San Francisco to Portland, returning Sun, 9 Aug, priced at RM1,197 found 3 days ago
United
Wed, 5 Aug - Sun, 9 Aug
SFO
San Francisco
PDX
Portland
RM1,258 Return, found 3 days ago
RM1,258
Return
found 3 days ago
Select United flight, departing Wed, 5 Aug from San Francisco to Portland, returning Sun, 9 Aug, priced at RM1,258 found 3 days ago
Alaska Airlines
Wed, 5 Aug - Sun, 9 Aug
SFO
San Francisco
PDX
Portland
RM1,299 Return, found 3 days ago
RM1,299
Return
found 3 days ago
Select Alaska Airlines flight, departing Wed, 5 Aug from San Francisco to Portland, returning Sun, 9 Aug, priced at RM1,299 found 3 days ago
American Airlines
Wed, 5 Aug - Sun, 9 Aug
SFO
San Francisco
PDX
Portland
RM1,347 Return, found 3 days ago
RM1,347
Return
found 3 days ago
Select American Airlines flight, departing Wed, 5 Aug from San Francisco to Portland, returning Sun, 9 Aug, priced at RM1,347 found 3 days ago
Air France
Mon, 17 Aug - Mon, 24 Aug
AAL
Aalborg
PDX
Portland
RM3,721 Return, found 23 hours ago
RM3,721
Return
found 23 hours ago
Select Air France flight, departing Mon, 17 Aug from Aalborg to Portland, returning Mon, 24 Aug, priced at RM3,721 found 23 hours 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.

Air Canada
Wed, 7 Oct - Wed, 14 Oct
KUL
Kuala Lumpur
PDX
Portland
RM4,656 Return, found 4 days ago
RM4,656
Return
found 4 days ago
Select Air Canada flight, departing Wed, 7 Oct from Kuala Lumpur to Portland, returning Wed, 14 Oct, priced at RM4,656 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, RM994 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 RM994 and RM4,656 in the last seven days. For one-way journeys leaving from San Francisco (SFO), the lowest amount paid during this period was just RM282.
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 RM994 and RM4,656. 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 traveler'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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