Cheap Flights to Washington County from $45 (2026/2027)

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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.

Mon, Jan 11 - Mon, Jan 18
AZA
Phoenix - Mesa Gateway
BOI
Boise
$92 Roundtrip, found 1 day ago
$92
Roundtrip
found 1 day ago
Select Allegiant Air flight, departing Mon, Jan 11 from Phoenix - Mesa Gateway to Boise, returning Mon, Jan 18, priced at $92 found 1 day ago
Fri, Sep 25 - Mon, Sep 28
LAS
Harry Reid Intl.
BOI
Boise
$94 Roundtrip, found 6 days ago
$94
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Fri, Sep 25 from Harry Reid Intl. to Boise, returning Mon, Sep 28, priced at $94 found 6 days ago
Tue, Aug 25 - Tue, Aug 25
DEN
Denver Intl.
BOI
Boise
$110 Roundtrip, found 3 hours ago
$110
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Tue, Aug 25 from Denver Intl. to Boise, returning Tue, Aug 25, priced at $110 found 3 hours ago
Fri, Oct 30 - Mon, Nov 2
SNA
John Wayne
BOI
Boise
$130 Roundtrip, found 1 hour ago
$130
Roundtrip
found 1 hour ago
Select Allegiant Air flight, departing Fri, Oct 30 from John Wayne to Boise, returning Mon, Nov 2, priced at $130 found 1 hour ago
Thu, Sep 24 - Sat, Sep 26
SAN
San Diego Intl.
BOI
Boise
$139 Roundtrip, found 1 hour ago
$139
Roundtrip
found 1 hour ago
Select Southwest Airlines flight, departing Thu, Sep 24 from San Diego Intl. to Boise, returning Sat, Sep 26, priced at $139 found 1 hour ago
Tue, Sep 8 - Sat, Sep 12
SEA
Seattle - Tacoma Intl.
BOI
Boise
$157 Roundtrip, found 2 hours ago
$157
Roundtrip
found 2 hours ago
Select Alaska Airlines flight, departing Tue, Sep 8 from Seattle - Tacoma Intl. to Boise, returning Sat, Sep 12, priced at $157 found 2 hours ago
Wed, Oct 7 - Tue, Oct 13
GEG
Spokane Intl.
BOI
Boise
$167 Roundtrip, found 1 hour ago
$167
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Wed, Oct 7 from Spokane Intl. to Boise, returning Tue, Oct 13, priced at $167 found 1 hour ago
Sat, Dec 5 - Sat, Dec 12
ONT
Ontario Intl. Airport
BOI
Boise
$177 Roundtrip, found 11 hours ago
$177
Roundtrip
found 11 hours ago
Select Alaska Airlines flight, departing Sat, Dec 5 from Ontario Intl. Airport to Boise, returning Sat, Dec 12, priced at $177 found 11 hours ago
OriginDestinationTravel DatesFlights From*
AZABoiseOctober 30 to November 2$96
DENBoiseSeptember 22 to September 29$118
SANBoiseSeptember 24 to September 26$139
SEABoiseSeptember 8 to September 12$157
GEGBoiseOctober 7 to October 13$167
ONTBoiseOctober 3 to October 6$176
PDXBoiseNovember 7 to November 14$177
SFOBoiseNovember 7 to November 14$187
LAXBoiseAugust 25 to August 29$197
SLCBoiseSeptember 1 to September 1$208
*Prices include taxes and fees
OriginDestinationTravel DatesFlights From*
PHXBoiseAugust 2 to August 6$302
GEGBoiseAugust 1 to August 3$315
SANBoiseAugust 2 to August 8$325
SFOBoiseAugust 2 to August 4$345
ONTBoiseAugust 2 to August 4$371
PDXBoiseJuly 31 to August 2$371
SEABoiseJuly 31 to August 2$382
LAXBoiseAugust 1 to August 2$460
DENBoiseAugust 2 to August 6$487
SLCBoiseAugust 1 to August 4$520
*Prices include taxes and fees

Best Washington County Flight and Hotel Packages

Price found within the past 48 hours. Click for updated prices.
The Avery Hotel
3.5-star property

The Avery Hotel

Sep 10 - Sep 13

3 night stay

Burbank (BUR) to Boise (BOI)

Southwest Airlines • Coach

Boise (BOI) to Burbank (BUR)

Alaska Airlines • Coach
Price was $725, price is now $508 per person
$508
per person
found 1 day ago
La Quinta Inn & Suites by Wyndham Boise Towne Square
3.0-star property

La Quinta Inn & Suites by Wyndham Boise Towne Square

Aug 6 - Aug 8

2 night stay

Los Angeles (QLA) to Boise (BOI)

Alaska Airlines • Non-stop roundtrip • Coach
Price was $761, price is now $545 per person
$545
per person
found 1 day ago
Hilton Garden Inn Boise Downtown
3.0-star property

Hilton Garden Inn Boise Downtown

Aug 6 - Aug 8

2 night stay

Los Angeles (QLA) to Boise (BOI)

Alaska Airlines • Non-stop roundtrip • Coach
Price was $737, price is now $550 per person
$550
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! (208 reviews)
"Good place to hang your hat,up for the night."

Reviewed on Jul 28, 2026

Opens in a new windowWeiser Motel & RV Park
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.
Opens in a new windowMotel 6 Ontario, OR
Birch Glen Hotel

Birch Glen Hotel

2 out of 5
762 S Main St Cascade ID
Book a stay at this family-friendly hotel in Cascade. Enjoy free WiFi, free parking, and a pool table. Popular attractions Kelly's Whitewater Park and Armstrong Park are located nearby.
Opens in a new windowBirch Glen Hotel
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Hotel NoBo Cascade, Tapestry Collection by Hilton

Hotel NoBo Cascade, Tapestry Collection by Hilton

3 out of 5
500 N Main St Cascade ID
Book a stay at this business-friendly hotel in Cascade. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff in our reviews. Popular attractions Cascade Public Library and Lake Cascade State Park are located nearby.
9.2/10 Wonderful! (802 reviews)
"The room was clean and bathroom was updated, which I liked, as I'm very picky about this. However, there was a carshow in the parking lot, and the front desk clerk was extremely non helpful about the difficulty of getting into the little piece of parking lot that we did have. Also, this hotel charges ..."

Reviewed on Jul 26, 2026

Opens in a new windowHotel NoBo Cascade, Tapestry Collection by Hilton
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 $92. 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 January. 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 $92. 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 $92 and $520 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.