$47 Cheap flights to Washington County

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Cheap flights to Washington County from $47 One Way, $88 Round Trip

$88 return flights and $47 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, Oct 22 - Mon, Oct 26
LAS
Las Vegas
BOI
Boise
$88 Roundtrip, found 4 days ago
$88
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Thu, Oct 22 from Las Vegas to Boise, returning Mon, Oct 26, priced at $88 found 4 days ago
Mon, Jan 11 - Mon, Jan 25
AZA
Mesa
BOI
Boise
$92 Roundtrip, found 2 days ago
$92
Roundtrip
found 2 days ago
Select Allegiant Air flight, departing Mon, Jan 11 from Mesa to Boise, returning Mon, Jan 25, priced at $92 found 2 days ago
Thu, Oct 22 - Thu, Oct 29
PHX
Phoenix
BOI
Boise
$144 Roundtrip, found 4 days ago
$144
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Thu, Oct 22 from Phoenix to Boise, returning Thu, Oct 29, priced at $144 found 4 days ago
Thu, Jan 28 - Sun, Jan 31
SNA
Orange County
BOI
Boise
$145 Roundtrip, found 5 hours ago
$145
Roundtrip
found 5 hours ago
Select Allegiant Air flight, departing Thu, Jan 28 from Orange County to Boise, returning Sun, Jan 31, priced at $145 found 5 hours ago
Wed, Dec 2 - Tue, Dec 8
SAN
San Diego
BOI
Boise
$157 Roundtrip, just found
$157
Roundtrip
just found
Select Southwest Airlines flight, departing Wed, Dec 2 from San Diego to Boise, returning Tue, Dec 8, priced at $157 just found
Thu, Oct 22 - Thu, Oct 29
IAH
Houston
BOI
Boise
$172 Roundtrip, found 1 day ago
$172
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Thu, Oct 22 from Houston to Boise, returning Thu, Oct 29, priced at $172 found 1 day ago
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Deals For This Weekend's Flights

OriginDestinationTravel DatesFlights From*
ONTBoiseSeptember 25 to September 27$277
PHXBoiseSeptember 27 to October 11$338
GEGBoiseSeptember 26 to September 28$355
SEABoiseSeptember 27 to October 1$409
CLDBoiseSeptember 26 to October 1$434
PDXBoiseSeptember 25 to September 27$435
DENBoiseSeptember 25 to September 27$436
SLCBoiseSeptember 25 to September 27$436
LAXBoiseSeptember 27 to October 2$458
SFOBoiseSeptember 27 to November 1$554
*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 Sep 24 to Sep 25
$115 total
Sep 24 - Sep 25
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! (229 reviews)
"Quaint, Clean room. Good location for groceries, fast food."

Reviewed on Sep 22, 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
Fully refundableReserve now, pay when you stay
$78 nightly
The price is $87 total per night from Oct 4 to Oct 5
$87 total
Oct 4 - Oct 5
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! (1,046 reviews)
"Our room was very clean. Our 2 dogs stayed free was a nice bonus. Plenty of pet potty spots. Very convenient to where we had to be during the day. Was disappointed that there was not a coffee pot."

Reviewed on Sep 23, 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
$69 nightly
The price is $75 total per night from Oct 19 to Oct 20
$75 total
Oct 19 - Oct 20
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
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Sleep Inn Ontario

Sleep Inn Ontario

2.5 out of 5
1221 Se 1st Ave Ontario OR
Fully refundable
$110 nightly
The price is $122 total per night from Oct 18 to Oct 19
$122 total
Oct 18 - Oct 19
Total with taxes and fees
Book a stay at this business-friendly hotel in Ontario. Enjoy free breakfast, free parking, and a 24-hour front desk. Our guests praise the breakfast and the ...
8.2/10 Very Good! (1,003 reviews)
"Our room was clean and quiet.. We will stay there again."

Reviewed on Sep 23, 2026

Opens in a new windowSleep Inn Ontario
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?

Standard Pickup Regular Cab

Toyota Tacoma
  • 5 people
  • Unlimited mileage
Boise, Idaho, USA
Toyota Tacoma

$33

$178 total
found 13 hours ago
Standard Pickup Regular Cab Toyota Tacoma

Midsize SUV

Nissan Rogue
  • 5 people
  • Unlimited mileage
Boise, Idaho, USA
Nissan Rogue

$33

$178 total
found 13 hours ago
Midsize SUV Nissan Rogue

Premium Pickup Regular Cab

Ford F150
  • 5 people
  • Unlimited mileage
Boise, Idaho, USA
Ford F150

$34

$185 total
found 13 hours ago
Premium Pickup Regular Cab Ford F150

Economy

Mitsubishi Mirage
  • 4 people
  • Unlimited mileage
Boise, Idaho, USA
Mitsubishi Mirage

$38

$199 total
found 13 hours ago
Economy Mitsubishi Mirage
Lowest prices found within the past 13 hours. Prices and availability subject to change. Additional terms may apply.

Washington County

Traveling to Washington County and need a cheap flight? Orbitz has great deals on flights to Washington County right now. Plus, we offer big discounts on hotel rooms and car rentals for a great money-saving trip.

Find Low Cost Flights to Washington County Quickly and Hassle-Free

There are many Internet sites that promise cheap Washington County flights, but a busy, bargain-minded trip planner needs more than just budget air tickets. Not only does Orbitz offer the best deals for domestic and international air fare, but we also provide the resources and tools to help you plan your flights to Washington County, book your lodging, and look up key attractions in Washington County. Our easy search tools and guaranteed low prices let you budget your time and your money so you have more of both to spend on your vacation.

New Apps Make Booking Washington County Flights Easier Than Ever

You no longer need to be sitting at your computer to find amazing Orbitz sales for flights to Washington County now we offer cutting-edge mobile tools for many Android and iOS gadgets. These free apps allow you to run a search for discount air fare, look for special vacation packages, or check on your booked Washington County flights from any location. Some special deals are only available for mobile customers, so be sure to take advantage of these free downloads today.

Orbitz Customers Are Truly #1

Orbitz takes pride in providing the best customer experience possible, and that effort doesn't end with discount flights to Washington County or user-friendly mobile apps and web tools. Orbitz Customer Service is always ready to answer questions and help you with booking, planning, or canceling your Washington County flights. When you need us, we’re here for you!

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 $88 this week to Washington County, and peaked at $554. Several lucky passengers flying out of Las Vegas (LAS) managed to secure one-way tickets starting at just $47.
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.