Cheap Flights to Washington County from $50 (2026/2027)

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Winding Snake River flowing thru the pacific northwest in the summertime on a partly cloudy day

Weiser

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Weiser

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, Sep 24 - Mon, Oct 5
LAS
Harry Reid Intl.
BOI
Boise
$106 Roundtrip, found 2 days ago
$106
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Thu, Sep 24 from Harry Reid Intl. to Boise, returning Mon, Oct 5, priced at $106 found 2 days ago
Tue, Aug 25 - Tue, Sep 1
DEN
Denver Intl.
BOI
Boise
$112 Roundtrip, found 3 days ago
$112
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Tue, Aug 25 from Denver Intl. to Boise, returning Tue, Sep 1, priced at $112 found 3 days ago
Wed, Aug 26 - Tue, Sep 1
SFO
San Francisco Intl.
BOI
Boise
$141 Roundtrip, found 2 days ago
$141
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Wed, Aug 26 from San Francisco Intl. to Boise, returning Tue, Sep 1, priced at $141 found 2 days ago
Wed, Aug 26 - Tue, Sep 1
SJC
Norman Y. Mineta San Jose Intl.
BOI
Boise
$143 Roundtrip, found 2 days ago
$143
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Wed, Aug 26 from Norman Y. Mineta San Jose Intl. to Boise, returning Tue, Sep 1, priced at $143 found 2 days ago
Wed, Oct 28 - Wed, Nov 4
BUR
Hollywood Burbank
BOI
Boise
$150 Roundtrip, found 2 days ago
$150
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Wed, Oct 28 from Hollywood Burbank to Boise, returning Wed, Nov 4, priced at $150 found 2 days ago
Wed, Aug 26 - Wed, Sep 2
SAN
San Diego Intl.
BOI
Boise
$155 Roundtrip, found 2 days ago
$155
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Wed, Aug 26 from San Diego Intl. to Boise, returning Wed, Sep 2, priced at $155 found 2 days ago
Wed, Sep 2 - Tue, Sep 15
SMF
Sacramento Intl.
BOI
Boise
$167 Roundtrip, found 1 day ago
$167
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Wed, Sep 2 from Sacramento Intl. to Boise, returning Tue, Sep 15, priced at $167 found 1 day ago
Wed, Aug 26 - Tue, Sep 15
GEG
Spokane Intl.
BOI
Boise
$168 Roundtrip, found 5 days ago
$168
Roundtrip
found 5 days ago
Select Southwest Airlines flight, departing Wed, Aug 26 from Spokane Intl. to Boise, returning Tue, Sep 15, priced at $168 found 5 days ago
OriginDestinationTravel DatesFlights From*
DENBoiseAugust 25 to September 1$112
SFOBoiseSeptember 23 to September 29$141
SANBoiseAugust 12 to August 19$155
GEGBoiseAugust 26 to September 15$168
PHXBoiseSeptember 23 to September 30$173
ONTBoiseAugust 29 to September 5$177
SEABoiseAugust 19 to August 26$197
PDXBoiseSeptember 12 to September 19$197
LAXBoiseAugust 19 to August 26$197
SLCBoiseAugust 4 to August 11$226
*Prices include taxes and fees
OriginDestinationTravel DatesFlights From*
GEGBoiseJune 19 to June 27$277
PHXBoiseJune 20 to June 23$303
SEABoiseJune 19 to June 22$339
PDXBoiseJune 20 to June 25$343
SANBoiseJune 20 to June 21$383
SFOBoiseJune 20 to June 23$455
DENBoiseJune 20 to June 29$482
LAXBoiseJune 20 to June 24$487
SLCBoiseJune 20 to June 28$519
ONTBoiseJune 19 to June 21$528
*Prices include taxes and fees

Best Washington County Flight and Hotel Packages

Price found within the past 48 hours. Click for updated prices.
Boise Guest House
2.0-star property

Boise Guest House

Aug 3 - Aug 6

3 night stay

Seattle (SEA) to Boise (BOI)

Southwest Airlines • Non-stop roundtrip • Coach
Price was $642, price is now $504 per person
$504
per person
found 1 day ago
The Avery Hotel
3.5-star property

The Avery Hotel

Aug 3 - Aug 6

3 night stay

Seattle (SEA) to Boise (BOI)

Southwest Airlines • Non-stop roundtrip • Coach
Price was $689, price is now $516 per person
$516
per person
found 1 day ago
The SPARROW
2.0-star property

The SPARROW

Aug 3 - Aug 6

3 night stay

Seattle (SEA) to Boise (BOI)

Southwest Airlines • Non-stop roundtrip • Coach
Price was $701, price is now $596 per person
$596
per person
found 1 day ago
Don't see what you're looking for?
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Travelers ❤️ These Washington County 🏨

Weiser Motel & RV Park

Weiser Motel & RV Park

2.5 out of 5
747 Hillcrest Avenue Weiser ID
Stay at this hotel in Weiser. Enjoy free WiFi, free parking, and Netflix. Our guests praise the helpful staff and the clean rooms in our reviews.
9/10 Wonderful! (198 reviews)
"Nice comfy clean room. Lots of pillows. Staff was nice would definitely stay there again. 2 thumbs up !"

Reviewed on Jun 3, 2026

Opens in a new windowWeiser Motel & RV Park
Red Lion Inn & Suites Ontario

Red Lion Inn & Suites Ontario

2 out of 5
266 NE Goodfellow St. Ontario OR
Stay at this hotel in Ontario. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the clean rooms in our reviews. Popular attractions Four Rivers Cultural Center and Beck-Kiwanis Park are located nearby.
7.8/10 Good! (1,567 reviews)
"Clean room"

Reviewed on Jun 12, 2026

Opens in a new windowRed Lion Inn & Suites Ontario
Motel 6 Ontario, OR

Motel 6 Ontario, OR

2 out of 5
275 Ne 12th St Ontario OR
Stay at this motel in Ontario. Enjoy free WiFi, free parking, and an outdoor pool. Our guests praise the helpful staff and the clean rooms in our reviews. Popular attractions Four Rivers Cultural Center and Beck-Kiwanis Park are located nearby.
7.8/10 Good! (1,026 reviews)
"Beds were comfortable, lots of grassy areas for my dog,very clean"

Reviewed on Jun 11, 2026

Opens in a new windowMotel 6 Ontario, OR
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Holiday Inn Ontario by IHG

Holiday Inn Ontario by IHG

2.5 out of 5
1249 Tapadera Avenue Ontario OR
Book a stay at this business-friendly hotel in Ontario. Enjoy free WiFi, free parking, and an outdoor pool. Our guests praise the breakfast and the restaurant in our reviews. Popular attractions Four Rivers Cultural Center and Beck-Kiwanis Park are located nearby.
9/10 Wonderful! (513 reviews)
"Very clean and comfortable rooms"

Reviewed on Jun 11, 2026

Opens in a new windowHoliday Inn Ontario 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, a roundtrip flight to Washington County was as low as $106. If you can be flexible with your dates, it makes it easy to snap up 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.
What is the cheapest month to fly to Washington County?
Splash out more money on grand experiences and less on your airline ticket by making your way to Washington County in September. This is the most affordable time to set off to this place based on Travelocity's direct return flight demand from January to December last year. Take a peek at our selection of flights and get away from it all without emptying your bank account.
How can I check my flight status to Washington County?
Get useful alerts about your flight status and gate numbers with Trips. Travelocity's handy portal can be found at the top right of our homepage and is the place to view and manage your bookings. Create your account in a matter of seconds and everything will be at your fingertips. Or, download the Travelocity app and look up the details of your flight to Washington County while you're on the move — and even when you're offline. Travelocity's app is the travel companion in your pocket. Whether you'd like to add transportation from your airport or share your travel itinerary with any members of your family flying with you, the app is your one-stop travel shop.
How do I find the best deals on flights to Washington County?
It's always wise to book early, and if you can, avoid traveling during vacation periods. Another smart way to save is by clicking the "Flexible dates" box at the top of the page after searching for your flights. This lets you compare fares for nearby days. In the last seven days, the lowest price for a return flight to Washington County was $106. 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?
Browse cheap flights to Washington County with Travelocity and begin organizing your next adventure. With round-the-clock customer assistance during every step of your trip and a Price Match Guarantee, we take the bother out of securing cheap family flights, places to stay and more. Nab an awesome deal today and brace yourself for the adventure of a lifetime.
What are the most popular flight routes to Washington County?
If you're planning to book a flight to Washington County, here are some well-known routes to take a look at:

  • Seattle, WA (SEA-Seattle - Tacoma Intl.) to Boise Airport (BOI) - 2,881 flights a month.
  • Los Angeles, CA (LAX-Los Angeles Intl.) to Boise Airport (BOI) - 1,343 flights a month.
  • San Francisco, CA (SFO-San Francisco Intl.) to Boise Airport (BOI) - 1,174 flights a month.

How much is a flight to Washington County on average?
Airfares for roundtrip flights to Washington County were priced between $106 and $528 in the last seven days. As soon as you find a good deal, lock it in and get ready for your next big adventure with Travelocity. 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?
To get a feel for the average length of a direct flight to Washington County, take a look at these top routes:

  • Seattle, WA (SEA-Seattle - Tacoma Intl.) to Boise Airport (BOI) - 1 hour and 26 minutes
  • Los Angeles, CA (LAX-Los Angeles Intl.) to Boise Airport (BOI) - 2 hours and 3 minutes
  • San Francisco, CA (SFO-San Francisco Intl.) to Boise Airport (BOI) - 1 hour and 36 minutes

What can I expect on a flight to Washington County?
That largely depends on where you're leaving from and which airline you go with. You're likely to find all kinds of flights to Washington County, from business class journeys to cheap flights for family vacations. Most airlines on long-haul flights typically provide food and drinks, a variety of entertainment programs as well as games for the youngsters.