Cheap Flights to Washington County from $46 (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.

Thu, Nov 5 - Sun, Nov 8
LAS
Harry Reid Intl.
BOI
Boise
$73 Roundtrip, found 3 days ago
$73
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Thu, Nov 5 from Harry Reid Intl. to Boise, returning Sun, Nov 8, priced at $73 found 3 days ago
Mon, Jan 11 - Mon, Jan 18
AZA
Phoenix - Mesa Gateway
BOI
Boise
$85 Roundtrip, found 4 days ago
$85
Roundtrip
found 4 days ago
Select Allegiant Air flight, departing Mon, Jan 11 from Phoenix - Mesa Gateway to Boise, returning Mon, Jan 18, priced at $85 found 4 days ago
Sat, Sep 12 - Sat, Sep 19
SAN
San Diego Intl.
BOI
Boise
$119 Roundtrip, found 5 days ago
$119
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Sat, Sep 12 from San Diego Intl. to Boise, returning Sat, Sep 19, priced at $119 found 5 days ago
Mon, Nov 2 - Mon, Nov 9
SNA
John Wayne
BOI
Boise
$125 Roundtrip, found 6 hours ago
$125
Roundtrip
found 6 hours ago
Select Allegiant Air flight, departing Mon, Nov 2 from John Wayne to Boise, returning Mon, Nov 9, priced at $125 found 6 hours ago
Tue, Dec 8 - Tue, Dec 15
SEA
Seattle - Tacoma Intl.
BOI
Boise
$157 Roundtrip, found 5 days ago
$157
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Tue, Dec 8 from Seattle - Tacoma Intl. to Boise, returning Tue, Dec 15, priced at $157 found 5 days ago
Sat, Sep 12 - Sat, Sep 19
GEG
Spokane Intl.
BOI
Boise
$170 Roundtrip, found 5 days ago
$170
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Sat, Sep 12 from Spokane Intl. to Boise, returning Sat, Sep 19, priced at $170 found 5 days ago
Tue, Nov 10 - Tue, Nov 17
SMF
Sacramento Intl.
BOI
Boise
$176 Roundtrip, found 4 days ago
$176
Roundtrip
found 4 days ago
Select Bargain Flight flight, departing Tue, Nov 10 from Sacramento Intl. to Boise, returning Tue, Nov 17, priced at $176 found 4 days ago
Sat, Oct 3 - Tue, Oct 6
ONT
Ontario Intl. Airport
BOI
Boise
$177 Roundtrip, found 2 days ago
$177
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Sat, Oct 3 from Ontario Intl. Airport to Boise, returning Tue, Oct 6, priced at $177 found 2 days ago
OriginDestinationTravel DatesFlights From*
AZABoiseOctober 30 to November 2$96
SANBoiseOctober 14 to October 20$117
SEABoiseSeptember 2 to September 9$157
DENBoiseSeptember 1 to September 6$167
GEGBoiseAugust 29 to September 1$170
ONTBoiseOctober 13 to October 21$177
PDXBoiseNovember 7 to November 14$177
SFOBoiseSeptember 9 to September 12$190
LAXBoiseSeptember 16 to September 21$190
SLCBoiseSeptember 9 to September 12$226
*Prices include taxes and fees
OriginDestinationTravel DatesFlights From*
GEGBoiseAugust 7 to August 8$336
SANBoiseAugust 8 to August 10$353
PHXBoiseAugust 8 to August 11$373
SEABoiseAugust 8 to August 10$378
PDXBoiseAugust 8 to August 11$385
SLCBoiseAugust 9 to August 13$385
ONTBoiseAugust 9 to August 13$416
SFOBoiseAugust 9 to August 15$487
LAXBoiseAugust 8 to August 9$504
DENBoiseAugust 8 to August 13$558
*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

Oct 9 - Oct 11

2 night stay

Seattle (SEA) to Boise (BOI)

Alaska Airlines • Roundtrip • Coach
Price was $456, price is now $362 per person
$362
per person
found 1 day ago
Red Lion Hotel Boise Downtowner
3.5-star property

Red Lion Hotel Boise Downtowner

Sep 30 - Oct 6

6 night stay

Phoenix (PHX) to Boise (BOI)

Southwest Airlines • Coach

Boise (BOI) to Phoenix (PHX)

Alaska Airlines • Coach
Price was $701, price is now $575 per person
$575
per person
found 17 hours ago
Lotus By Hotel Inn
2.5-star property

Lotus By Hotel Inn

Sep 30 - Oct 6

6 night stay

Phoenix (PHX) to Boise (BOI)

Southwest Airlines • Coach

Boise (BOI) to Phoenix (PHX)

Alaska Airlines • Coach
Price was $532, price is now $454 per person
$454
per person
found 17 hours ago
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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.
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.
7.8/10 Good! (1,016 reviews)
"It’s a Morel 6, so it’s a very basic room. My bed had a spring that made a noise every time I moved. The sprinkler outside the room flooded the sidewalk to the room. The staff was very nice & helpful."

Reviewed on Aug 4, 2026

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.
7.4/10 Good! (169 reviews)
"You get what you pay for, so expectations shouldn't be more than what you payed."

Reviewed on Aug 4, 2026

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! (813 reviews)
"We love it here and its even better that my dog can stay! Breakfast is good."

Reviewed on Aug 4, 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 $73. 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 November. 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 $73. 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 $73 and $558 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.