Cheap Flights to Washington County from $39 (2026/2027)

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A rural landscape with rolling green fields, scattered trees, and a few houses.

Hillsboro

Flights
Hillsboro

How Much Does it Cost To Fly To Washington County?

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Thu, Jan 7 - Thu, Jan 21
AZA
Phoenix - Mesa Gateway
PDX
Portland Intl.
$90 Roundtrip, found 3 days ago
$90
Roundtrip
found 3 days ago
Select Allegiant Air flight, departing Thu, Jan 7 from Phoenix - Mesa Gateway to Portland Intl., returning Thu, Jan 21, priced at $90 found 3 days ago
Sat, Nov 21 - Mon, Nov 23
SFO
San Francisco Intl.
PDX
Portland Intl.
$110 Roundtrip, found 1 day ago
$110
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sat, Nov 21 from San Francisco Intl. to Portland Intl., returning Mon, Nov 23, priced at $110 found 1 day ago
Tue, Sep 15 - Tue, Sep 15
SAN
San Diego Intl.
PDX
Portland Intl.
$112 Roundtrip, found 18 hours ago
$112
Roundtrip
found 18 hours ago
Select Alaska Airlines flight, departing Tue, Sep 15 from San Diego Intl. to Portland Intl., returning Tue, Sep 15, priced at $112 found 18 hours ago
Wed, Oct 7 - Wed, Oct 7
SFO
San Francisco Intl.
PDX
Portland Intl.
$112 Roundtrip, found 4 hours ago
$112
Roundtrip
found 4 hours ago
Select Alaska Airlines flight, departing Wed, Oct 7 from San Francisco Intl. to Portland Intl., returning Wed, Oct 7, priced at $112 found 4 hours ago
Sat, Sep 26 - Tue, Sep 29
SFO
San Francisco Intl.
PDX
Portland Intl.
$117 Roundtrip, found 1 day ago
$117
Roundtrip
found 1 day ago
Select United flight, departing Sat, Sep 26 from San Francisco Intl. to Portland Intl., returning Tue, Sep 29, priced at $117 found 1 day ago
Thu, Nov 12 - Mon, Nov 16
LAX
Los Angeles Intl.
PDX
Portland Intl.
$158 Roundtrip, found 3 hours ago
$158
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Thu, Nov 12 from Los Angeles Intl. to Portland Intl., returning Mon, Nov 16, priced at $158 found 3 hours ago
Sun, Oct 11 - Tue, Oct 13
DEN
Denver Intl.
PDX
Portland Intl.
$176 Roundtrip, found 2 days ago
$176
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Sun, Oct 11 from Denver Intl. to Portland Intl., returning Tue, Oct 13, priced at $176 found 2 days ago
Wed, Nov 11 - Wed, Nov 11
PHX
Sky Harbor Intl.
PDX
Portland Intl.
$211 Roundtrip, found 1 day ago
$211
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Wed, Nov 11 from Sky Harbor Intl. to Portland Intl., returning Wed, Nov 11, priced at $211 found 1 day ago
OriginDestinationTravel DatesFlights From*
SANPortlandNovember 2 to November 2$112
SFOPortlandOctober 7 to October 7$112
LAXPortlandOctober 5 to October 5$161
PHXPortlandNovember 11 to November 11$211
DENPortlandDecember 6 to December 13$218
ONTPortlandOctober 13 to October 14$226
DALPortlandOctober 21 to October 24$257
ORDPortlandNovember 1 to November 5$309
BOSPortlandSeptember 15 to September 22$337
PHLPortlandOctober 25 to October 31$347
*Prices include taxes and fees
OriginDestinationTravel DatesFlights From*
DFWPortlandAugust 30 to September 3$294
ONTPortlandAugust 29 to September 1$326
LAXPortlandAugust 30 to September 2$328
DENPortlandAugust 28 to September 5$345
SANPortlandAugust 30 to September 2$345
PHXPortlandAugust 30 to September 1$354
SFOPortlandAugust 29 to September 1$355
ORDPortlandAugust 29 to August 31$471
PHLPortlandAugust 30 to September 4$472
BOSPortlandAugust 29 to September 7$637
*Prices include taxes and fees

Best Washington County Flight and Hotel Packages

Price found within the past 48 hours. Click for updated prices.
Comfort Inn Columbia Gorge
2.5-star property

Comfort Inn Columbia Gorge

Sep 1 - Sep 5

4 night stay

San Diego (SAN) to Portland (PDX)

Alaska Airlines • Roundtrip • Coach
Price was $824, price is now $475 per person
$475
per person
found 15 hours ago
Mt Hood Oregon Resort, BW Premier Collection
3.5-star property

Mt Hood Oregon Resort, BW Premier Collection

Sep 1 - Sep 5

4 night stay

San Diego (SAN) to Portland (PDX)

Alaska Airlines • Roundtrip • Coach
Price was $858, price is now $509 per person
$509
per person
found 15 hours ago
Fairfield Inn & Suites The Dalles
3.0-star property

Fairfield Inn & Suites The Dalles

Sep 1 - Sep 5

4 night stay

San Diego (SAN) to Portland (PDX)

Alaska Airlines • Roundtrip • Coach
Price was $1,077, price is now $733 per person
$733
per person
found 15 hours ago
Don't see what you're looking for?
See all available trips from San Diego to Washington County
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Travelers ❤️ These Washington County 🏨

Larkspur Landing Extended Stay Suites Hillsboro

Larkspur Landing Extended Stay Suites Hillsboro

3 out of 5
3133 Ne Shute Rd Hillsboro OR
Book a stay at this business-friendly aparthotel in Hillsboro. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff in our reviews. Popular attractions Topgolf and Gordon Faber Recreation Complex are located nearby.
Opens in a new windowLarkspur Landing Extended Stay Suites Hillsboro
Cedartree Hotel Portland Hillsboro

Cedartree Hotel Portland Hillsboro

3.5 out of 5
4901 NE Five Oaks Dr Hillsboro OR
Stay at this hotel in Hillsboro. Enjoy free WiFi, free parking, and hot springs on site. Our guests praise the helpful staff in our reviews. Popular attractions Ron Tonkin Field and Hillsboro Stadium are located nearby.
9.6/10 Exceptional! (1,498 reviews)
"We had a great stay at Cedartree and will be back when we are in the area. Staff was friendly. Hotel and room were clean. We needed some extra pillows and they were extremely quick to respond. Room was comfortable and I liked the spacious bathroom and rain shower head. Only downside was the pool ..."

Reviewed on Aug 25, 2026

Opens in a new windowCedartree Hotel Portland Hillsboro
Embassy Suites by Hilton Portland Tigard

Embassy Suites by Hilton Portland Tigard

3.5 out of 5
9000 SW Washington Square Road Tigard OR
Book a stay at this golf hotel in Tigard. Enjoy free breakfast, room service, and a 24-hour fitness center. Our guests praise the breakfast and the helpful staff in our reviews. Popular attractions Oregon Zoo and Washington Square Mall are located nearby.
8.6/10 Excellent! (1,487 reviews)
"We booked a king room but they overbooked and instead of being honest when we checked in at 11pm, they sent us up to the 9th floor to a room with 2 fulls. We went back to the front desk and they offered a two queen bed with no discount. Like I said it was late so we took it. We got into the room, ..."

Reviewed on Aug 26, 2026

Opens in a new windowEmbassy Suites by Hilton Portland Tigard
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Holiday Inn Portland West - Hillsboro by IHG

Holiday Inn Portland West - Hillsboro by IHG

3 out of 5
2575 NW Aloclek Dr Hillsboro OR
Book a stay at this business-friendly hotel in Hillsboro. Enjoy free WiFi, breakfast (surcharge), and a 24-hour fitness center. Our guests praise the helpful staff and the clean rooms in our reviews. Popular attractions Streets of Tanasbourne Mall and Rock Creek Trail are located nearby.
8.8/10 Excellent! (1,002 reviews)
"Love the location nice and quiet, everything was great,will stay again"

Reviewed on Aug 26, 2026

Opens in a new windowHoliday Inn Portland West - Hillsboro by IHG
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Frequently asked questions

How much is the cheapest flight to Washington County?
Based on prices found over the last seven days on Travelocity, a roundtrip flight to Washington County started at as little as $90. If you can be flexible with your dates, it will be easy to land a great bargain. This price was available on Travelocity for flights to Washington County departing within the next year. Prices and availability are subject to change. Additional terms apply.
Which airlines fly to Washington County?
Find a fare at the right price with one of the 15 airlines operating flights to Washington County. If you're going to Sherwood, let Alaska Airlines whisk you away to this main city to enjoy its famous attractions. This leading carrier offers 2,409 flights there each month.
What is the cheapest month to fly to Washington County?
Splash out more money on epic experiences and less on your airline ticket by going away to Washington County in January. This is the cheapest month to set off to this destination based on Travelocity's direct return flight demand between January and December last year. Check out our list of flights and get away from it all without paying a fortune.
How can I check my flight status to Washington County?
There are a few ways you can track your flight status. You'll find all the necessary info in our "Trips" portal, which is located at the top of our homepage. Log in or create an account — you can then access and manage your bookings whenever you need. For those on the go, the Travelocity app can also help you check the status of your flight to Washington County, as well as share travel details with any members of your family flying with you.
How do I find the best deals on flights to Washington County?
Be flexible with your travel dates and you might just find an incredible deal. When searching for flights on Travelocity, click the "Flexible dates" option at the top of the page to see all the prices for surrounding days. Also try to book ahead of schedule and avoid the busy tourist season. In the last seven days, the best price for a roundtrip flight to Washington County was $90. This price was available on Travelocity for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Why should I book my flight to Washington County with Travelocity?
Track down cheap flights to Washington County with Travelocity and begin planning your next getaway. With round-the-clock customer service during every stage of your trip and a Price Match Guarantee, we take the bother out of securing cheap family flights, hotels, activities and more. Score an awesome deal now and gear up for an epic adventure.
What are the most popular flight routes to Washington County?
Take a look at these major flight routes to Washington County and start planning your next big adventure:

  • Seattle, WA (SEA-Seattle - Tacoma Intl.) to Portland Intl. Airport (PDX) - 3,926 flights a month.
  • Los Angeles, CA (LAX-Los Angeles Intl.) to Portland Intl. Airport (PDX) - 2,539 flights a month.
  • San Francisco, CA (SFO-San Francisco Intl.) to Portland Intl. Airport (PDX) - 1,781 flights a month.

How much is a flight to Washington County on average?
Based on prices found on Travelocity over the last seven days, roundtrip flights to Washington County cost between $90 and $637. When you're ready to go, Travelocity will help you find a fare to fit your budget. These prices were available on Travelocity for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
How long is the average flight to Washington County?
Where you fly out from will largely dictate how much time your direct flight to Washington County will take. Here are a few of the most popular routes to Washington County and average journey times:

  • Seattle, WA (SEA-Seattle - Tacoma Intl.) to Portland Intl. Airport (PDX) - 1 hour and 7 minutes
  • Los Angeles, CA (LAX-Los Angeles Intl.) to Portland Intl. Airport (PDX) - 2 hours and 24 minutes
  • San Francisco, CA (SFO-San Francisco Intl.) to Portland Intl. Airport (PDX) - 1 hour and 53 minutes

What can I expect on a flight to Washington County?
That depends on a couple of things. Is your flight to Washington County an hour long or many hours long? Are you traveling with a full-service airline or a budget one? These things will have a bearing on your experience while on board. If your flight is classified as long haul, a good number of airlines include drinks, hot meals and entertainment. Low-cost carriers are an excellent option when it comes to short journeys or cheap flights for family vacations. That said, they often won't have the same inclusions as a full-service airline.