$42 Cheap flights to Washington County

Earn rewards on top of your airline miles with Orbitz Rewards

Many airlines offer flexible change policies

Sign up to receive text alerts about your trip

Cheap flights to Washington County from $42 One Way, $68 Round Trip

$68 return flights and $42 one-way flights to Washington County were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Dec 3 - Mon, Dec 7
LAS
Las Vegas
BOI
Boise
$68 Roundtrip, found 1 day ago
$68
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Thu, Dec 3 from Las Vegas to Boise, returning Mon, Dec 7, priced at $68 found 1 day ago
Fri, Jan 22 - Mon, Jan 25
AZA
Mesa
BOI
Boise
$82 Roundtrip, found 21 hours ago
$82
Roundtrip
found 21 hours ago
Select Allegiant Air flight, departing Fri, Jan 22 from Mesa to Boise, returning Mon, Jan 25, priced at $82 found 21 hours ago
Fri, Nov 13 - Sun, Nov 15
SAN
San Diego
BOI
Boise
$104 Roundtrip, found 2 days ago
$104
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Fri, Nov 13 from San Diego to Boise, returning Sun, Nov 15, priced at $104 found 2 days ago
Fri, Jan 8 - Mon, Jan 11
LAX
Los Angeles
BOI
Boise
$125 Roundtrip, found 1 day ago
$125
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Fri, Jan 8 from Los Angeles to Boise, returning Mon, Jan 11, priced at $125 found 1 day ago
Thu, Nov 19 - Thu, Nov 26
SNA
Orange County
BOI
Boise
$140 Roundtrip, found 1 day ago
$140
Roundtrip
found 1 day ago
Select Allegiant Air flight, departing Thu, Nov 19 from Orange County to Boise, returning Thu, Nov 26, priced at $140 found 1 day ago
Mon, Nov 16 - Thu, Nov 19
DEN
Denver
BOI
Boise
$141 Roundtrip, found 1 hour ago
$141
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Mon, Nov 16 from Denver to Boise, returning Thu, Nov 19, priced at $141 found 1 hour ago
Loading

Deals For This Weekend's Flights

OriginDestinationTravel DatesFlights From*
AZABoiseOctober 30 to November 2$264
SANBoiseNovember 1 to November 7$277
ONTBoiseOctober 31 to November 2$315
GEGBoiseOctober 31 to November 1$355
DENBoiseNovember 1 to November 5$360
LAXBoiseNovember 1 to November 3$383
PDXBoiseOctober 31 to November 1$414
SEABoiseOctober 30 to November 3$427
SFOBoiseNovember 1 to November 8$443
SLCBoiseOctober 30 to October 31$459
*Prices include taxes and fees

Find The Perfect Hotel For After Your Flight

Score Epic Washington County Accommodation Deals

Weiser Motel & RV Park

Weiser Motel & RV Park

2.5 out of 5
747 Hillcrest Avenue Weiser ID
$106 nightly
The price is $115 total per night from Oct 27 to Oct 28
$115 total
Oct 27 - Oct 28
Total with taxes and fees
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! (240 reviews)
"Nice clean room, nicely updated, the bed was okay (i’m crazy particular about beds lol). overall a great stop over. would stay again!"

Reviewed on Oct 23, 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
Fully refundableReserve now, pay when you stay
$97 nightly
The price is $108 total per night from Nov 2 to Nov 3
$108 total
Nov 2 - Nov 3
Total with taxes and fees
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 ...
7.8/10 Good! (1,469 reviews)
"This was our 2nd stay here. Love the 3 queen Bed rooms! 1 bed and towel linens had stains. Need to take those out of the rotation. Everything was clean. Cleaner than our stay across the street. Felt safer in room than place across the street. Older amenities than room across the street. Breakfast ..."

Reviewed on Oct 24, 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
Fully refundableReserve now, pay when you stay
$78 nightly
The price is $87 total per night from Nov 2 to Nov 3
$87 total
Nov 2 - Nov 3
Total with taxes and fees
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 ...
7.6/10 Good! (1,091 reviews)
"I just didn't appreciate that guests were out and walking around in the middle of the night, making my dog upset, and the staff didn't seem to mitigate the behavior. It was a good place to sleep for a night, but the area is gross, and I didn't feel great being there. The staff are great and do a ..."

Reviewed on Oct 26, 2026

Opens in a new windowMotel 6 Ontario, OR
Save an average of 15% on thousands of hotels when you're signed in
Sign in
Sign up, it's free
Birch Glen Hotel

Birch Glen Hotel

2 out of 5
762 S Main St Cascade ID
$79 nightly
The price is $86 total per night from Oct 27 to Oct 28
$86 total
Oct 27 - Oct 28
Total with taxes and fees
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 ...
Opens in a new windowBirch Glen Hotel
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.

Need a Car For After Your Flight?

Economy

Chevrolet Spark
  • 4 people
Chevrolet Spark
Economy Chevrolet Spark

Compact

Ford Focus
  • 4 people
Ford Focus
Compact Ford Focus

Midsize

Toyota Corolla
  • 5 people
Toyota Corolla
Midsize Toyota Corolla

SUV

Jeep Compass
  • 5 people
Jeep Compass
SUV Jeep Compass

Washington County

Are you in the mood for a cruise? Shop Orbitz today for cheap cruises and flights to Washington County. Our award-winning cruise site features exclusive offers, information for first-timers and top destinations and activities. Make discount domestic and international travel plans in an instant with cutting-edge mobile tools from Orbitz.

Top Pick

Orbitz holds a “Best of the Web” Cruise Site Award from Forbes Magazine. You won’t find better deals anywhere on low cost cruises and low fare Washington County flights. Our Customer Care and guaranteed low prices make Orbitz the team to beat in budget cruises and air ticket sales.

Exclusive Offers

Register for Orbitz email updates and our cruise experts will notify you of bargain tickets on cruises as they’re posted. Install our free mobile apps on your iPad, iPhone or Android for easy booking and mobile-only savings on flights to Washington County. Visit www.Orbitz.com to learn more about these amazing benefits and our 110% Best Price Guarantee.

First-Timers

Are you and your family cruise newbies? Orbitz offers Cruising 101 and Cruise FAQ to answer any questions you may have. Book your cruise and air travel with Orbitz On the Go for greater savings on Washington County flights.

Ports and Play

Be sure to check our cruise page for free shore excursions, onboard spending, balcony upgrades and other perks. Orbitz offers last-minute, luxury, weekend and summer cruises. You can even designate which port you want to sail from and pre-book on-shore activities. Get there on the cheap with discounts on flights to Washington County and Washington County flights. Get more bang for your travel buck at Orbitz.

Frequently asked questions

Which airlines fly to Washington County?
There are 12 air carriers that make the journey to Boise Airport (BOI). With this many to select from, there's a great chance you'll land a cheap flight! Your Washington County adventure awaits with one of these top domestic carriers:

  • Alaska Airlines - 312 flights to Washington County per month
  • Delta - 241 flights to Washington County per month
  • United Airlines - 207 flights to Washington County per month

How much is a flight to Washington County?
Prices for return flights dropped as low as $68 this week to Washington County, and peaked at $459. Several lucky passengers flying out of Las Vegas (LAS) managed to secure one-way tickets starting at just $42.
How to book the cheapest flight to Washington County?
Picking up cheap flights to Washington County is as easy as booking your ticket with Orbitz. But if you're eager to make sure you're getting the best flight deals around, here are some suggestions your wallet will love:

  • Consider taking off from or landing at nearby airports to increase your savings. Enter your preferred departure and arrival airports in the form fields, then select the 'Nearby airports' function below. It will show you any available options.
  • If you're flexible with your travel schedule, click on the 'Show flexible dates' option. It'll bring up flight deals for the days around your chosen departure. Fares often vary depending on what day of the week it is.
  • You can also hit the 'Show options' link to filter results for your preferred carrier, seating class, and nonstop and refundable flights. Under 'Sort & Filter' to the left, you can even choose the time of day you'd prefer to fly.
  • The early bird gets the most impressive deals, so book your tickets the moment you know your travel dates. The most affordable airfares go like hotcakes and prices normally increase as the departure date nears.
  • Save big on your vacation by bundling your hotel, flights and car rental into an Orbitz package deal. Your wallet will thank you.
  • If you can, don't travel during the busy season. Airfares soar during school breaks, summer and other vacation periods like Thanksgiving and Christmas.

What is the best time to book a flight to Washington County?
Pick up a bargain and book your tickets to Washington County in January. If you've missed this month, don't stress. February and August often have affordable airfares as well. Be careful not to snooze on a sale — cheap flights come and go in an instant!
What day of the week is the cheapest to book a flight to Washington County?
When it comes to cheap flights to Washington County, the best days to book are generally Tuesdays, Wednesdays and Saturdays. An unbeatable flight deal is just clicks away with Orbitz.
What is the cheapest day of the week to fly to Washington County?
Based on Orbitz data from 2020, Monday tends to be the best day for cheap flights to Washington County. Tuesday also has wallet-friendly fares, whereas Saturday has the highest ticket prices. Even though leaving at the weekend may be more convenient, you'll have more money in your pocket to play with if you head out at the start of the week.
What is the cheapest month to fly to Washington County?
Consider jetting off sometime in August if you don't want to put a dent in your budget. Orbitz data has found that it's generally the best month for cheap flights to Washington County. June is when airfares really go up.
Which airlines allow free cancellation?
If you're worried your travel plans may change, Orbitz will help you find a flexible fare. All you need to do is select "Filter by flexible change policies" when searching for your flights. We'll show you airlines that include free cancellation within 24 hours and no change fees — along with awesome low prices.
What do I need for the flight to Washington County?
There is so much to plan for any big trip, so it's good to get some help along the way. Here are a few pointers to ensure that you're organized for your flight:

  • Ensure that you have your travel documents and identification. For overseas journeys, you'll need to take your passport. When reserving your seats, always use the same details that are listed on your current ID.
  • A well-packed carry-on bag is just the ticket for a great flight experience. Given your flight to Washington County is no quick hop, take enough snacks and things to keep you happy. A good book or magazine will help pass the time.
  • Both air conditioning and high altitudes can create a chilly environment. No matter what the weather is outside, carry an extra layer with you to keep nice and toasty during your flight.

How do I get cheap first-class/business deals to Washington County?
If you think a business or first-class ticket is out of your reach, think again. Here are just a few tips to help you land a premium flight to Washington County for less:

  • Flexibility is key. By being open to a variety of travel dates, you'll have better odds of landing a great deal on your airfares.
  • Plenty of low-cost airlines offer superb business-class seating that doesn't cost an arm and a leg.
  • Take advantage of your airline's customer loyalty program and use points to upgrade your seat. You can also bid for an upgrade in an online auction if available.

What is the best time to go to Washington County?
Anytime is a great time to vacation in Washington County, though March, June and July are the liveliest months. As with most places in the Northern Hemisphere, summertime starts June 20. If you'd like to hang out in a light shirt than a big winter jacket, this time of the year may be perfect for you. Expect average daytime highs of 85 ºF and nightly lows around 60 ºF.

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.