Cheap Flights to Washington County | Popular Routes to Washington County from HK$1,077

View HK$1,077 flight on Thu, 7 May 2026Opens in a new window

Popular airlines to Washington County

  • Alaska Airlines

  • Delta

  • American Airlines

  • United

  • Southwest Airlines

  • Frontier Airlines

  • Air Canada

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Cheap round-trip flights to Washington County

Prices were available within the past 7 days and start at HK$1,077 for one-way flights and HK$1,801 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Thu, 5 Mar - Mon, 9 Mar
YYC
Calgary
PDX
Portland
HK$1,801 Return, found 1 day ago
HK$1,801
Return
found 1 day ago
Select Air Canada flight, departing Thu, 5 Mar from Calgary to Portland, returning Mon, 9 Mar, priced at HK$1,801 found 1 day ago
United
Thu, 5 Mar - Mon, 9 Mar
YYC
Calgary
PDX
Portland
HK$1,845 Return, found 1 day ago
HK$1,845
Return
found 1 day ago
Select United flight, departing Thu, 5 Mar from Calgary to Portland, returning Mon, 9 Mar, priced at HK$1,845 found 1 day ago
Air Canada
Thu, 5 Mar - Mon, 9 Mar
YYC
Calgary
PDX
Portland
HK$1,952 Return, found 1 day ago
HK$1,952
Return
found 1 day ago
Select Air Canada flight, departing Thu, 5 Mar from Calgary to Portland, returning Mon, 9 Mar, priced at HK$1,952 found 1 day ago
United
Thu, 5 Mar - Mon, 9 Mar
YYC
Calgary
PDX
Portland
HK$1,996 Return, found 1 day ago
HK$1,996
Return
found 1 day ago
Select United flight, departing Thu, 5 Mar from Calgary to Portland, returning Mon, 9 Mar, priced at HK$1,996 found 1 day ago
Air Canada
Thu, 5 Mar - Mon, 9 Mar
YYC
Calgary
PDX
Portland
HK$2,103 Return, found 1 day ago
HK$2,103
Return
found 1 day ago
Select Air Canada flight, departing Thu, 5 Mar from Calgary to Portland, returning Mon, 9 Mar, priced at HK$2,103 found 1 day ago
Air Canada
Thu, 5 Mar - Mon, 9 Mar
YYC
Calgary
PDX
Portland
HK$2,275 Return, found 1 day ago
HK$2,275
Return
found 1 day ago
Select Air Canada flight, departing Thu, 5 Mar from Calgary to Portland, returning Mon, 9 Mar, priced at HK$2,275 found 1 day ago
United
Thu, 5 Mar - Mon, 9 Mar
YYC
Calgary
PDX
Portland
HK$2,394 Return, found 1 day ago
HK$2,394
Return
found 1 day ago
Select United flight, departing Thu, 5 Mar from Calgary to Portland, returning Mon, 9 Mar, priced at HK$2,394 found 1 day ago
Delta
Thu, 5 Mar - Mon, 9 Mar
YYC
Calgary
PDX
Portland
HK$2,590 Return, found 1 day ago
HK$2,590
Return
found 1 day ago
Select Delta flight, departing Thu, 5 Mar from Calgary to Portland, returning Mon, 9 Mar, priced at HK$2,590 found 1 day ago
American Airlines
Sat, 8 Aug - Sat, 15 Aug
PHL
Philadelphia
PDX
Portland
HK$4,200 Return, found 17 hours ago
HK$4,200
Return
found 17 hours ago
Select American Airlines flight, departing Sat, 8 Aug from Philadelphia to Portland, returning Sat, 15 Aug, priced at HK$4,200 found 17 hours ago
Korean Air
Mon, 6 Apr - Fri, 10 Apr
HKG
Hong Kong SAR
PDX
Portland
HK$6,762 Return, found 5 days ago
HK$6,762
Return
found 5 days ago
Select Korean Air flight, departing Mon, 6 Apr from Hong Kong SAR to Portland, returning Fri, 10 Apr, priced at HK$6,762 found 5 days ago

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.

Frequently asked questions

How do I find cheap flights to Washington County that have flexible change policies?
When it comes to traveling 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, HK$1,801 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 HK$1,801 and HK$6,762 in the last seven days. For one-way journeys leaving from Calgary (YYC), the lowest amount paid during this period was just HK$1,077.
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.
When is the cheapest time to fly to Washington County?
Leave for Washington County early in the week and you'll usually be rewarded with lower fares. Tuesday is generally the cheapest day to jet off, closely followed by Monday. If you're eager to avoid the priciest flights, steer clear of Saturdays.
How much is a plane ticket to Washington County?
In the last seven days, tickets to Washington County varied between HK$1,801 and HK$6,762. 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.

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.

Delta
Sat, 27 Jun - Fri, 21 Aug
HKG
Hong Kong SAR
PDX
Portland
HK$4,996 Return, found 4 days ago
HK$4,996
Return
found 4 days ago
Select Delta flight, departing Sat, 27 Jun from Hong Kong SAR to Portland, returning Fri, 21 Aug, priced at HK$4,996 found 4 days ago
*Available to Expedia members.