Cheap Flights to Ada County from $46 (2026/2027)

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Boise

Flights
Boise

How Much Does it Cost To Fly To Ada County?

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Fri, Jan 22 - Mon, Jan 25
AZA
Phoenix - Mesa Gateway
BOI
Boise
$85 Roundtrip, found 3 hours ago
$85
Roundtrip
found 3 hours ago
Select Allegiant Air flight, departing Fri, Jan 22 from Phoenix - Mesa Gateway to Boise, returning Mon, Jan 25, priced at $85 found 3 hours ago
Thu, Oct 15 - Mon, Oct 19
LAS
Harry Reid Intl.
BOI
Boise
$90 Roundtrip, found 23 hours ago
$90
Roundtrip
found 23 hours ago
Select Frontier Airlines flight, departing Thu, Oct 15 from Harry Reid Intl. to Boise, returning Mon, Oct 19, priced at $90 found 23 hours ago
Thu, Sep 17 - Mon, Sep 21
SAN
San Diego Intl.
BOI
Boise
$117 Roundtrip, just found
$117
Roundtrip
just found
Select Alaska Airlines flight, departing Thu, Sep 17 from San Diego Intl. to Boise, returning Mon, Sep 21, priced at $117 just found
Thu, Nov 5 - Mon, Nov 9
SNA
John Wayne
BOI
Boise
$125 Roundtrip, found 2 days ago
$125
Roundtrip
found 2 days ago
Select Allegiant Air flight, departing Thu, Nov 5 from John Wayne to Boise, returning Mon, Nov 9, priced at $125 found 2 days ago
Sat, Sep 19 - Tue, Sep 22
SMF
Sacramento Intl.
BOI
Boise
$177 Roundtrip, found 2 days ago
$177
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Sat, Sep 19 from Sacramento Intl. to Boise, returning Tue, Sep 22, priced at $177 found 2 days ago
Wed, Sep 23 - Wed, Sep 23
PDX
Portland Intl.
BOI
Boise
$184 Roundtrip, found 2 hours ago
$184
Roundtrip
found 2 hours ago
Select Alaska Airlines flight, departing Wed, Sep 23 from Portland Intl. to Boise, returning Wed, Sep 23, priced at $184 found 2 hours ago
Sat, Oct 17 - Mon, Oct 26
LAX
Los Angeles Intl.
BOI
Boise
$190 Roundtrip, found 5 days ago
$190
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Sat, Oct 17 from Los Angeles Intl. to Boise, returning Mon, Oct 26, priced at $190 found 5 days ago
Thu, Oct 1 - Sat, Oct 10
DEN
Denver Intl.
BOI
Boise
$190 Roundtrip, found 3 days ago
$190
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Thu, Oct 1 from Denver Intl. to Boise, returning Sat, Oct 10, priced at $190 found 3 days ago
OriginDestinationTravel DatesFlights From*
AZABoiseDecember 4 to December 7$100
SANBoiseSeptember 16 to September 21$117
PDXBoiseSeptember 23 to September 23$184
LAXBoiseOctober 17 to October 26$190
DENBoiseSeptember 17 to September 21$191
ONTBoiseOctober 31 to November 7$197
SFOBoiseOctober 17 to October 20$203
SEABoiseOctober 28 to October 31$206
GEGBoiseNovember 3 to November 7$217
SLCBoiseSeptember 20 to September 27$220
*Prices include taxes and fees
OriginDestinationTravel DatesFlights From*
ONTBoiseAugust 29 to September 1$237
PHXBoiseAugust 29 to September 1$349
GEGBoiseAugust 29 to September 4$353
SLCBoiseAugust 30 to September 1$355
SANBoiseAugust 29 to September 8$375
SEABoiseAugust 29 to August 31$391
DENBoiseAugust 30 to September 3$394
SFOBoiseAugust 29 to September 1$471
PDXBoiseAugust 30 to September 6$481
LAXBoiseAugust 29 to September 11$515
*Prices include taxes and fees

Best Ada 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 30 - Nov 1

2 night stay

Seattle (SEA) to Boise (BOI)

Delta • Roundtrip • Coach
Price was $470, price is now $383 per person
$383
per person
found 1 day ago
Modern Hotel
3.0-star property

Modern Hotel

Oct 20 - Oct 26

6 night stay

Phoenix (PHX) to Boise (BOI)

Alaska Airlines • Roundtrip • Coach
Save 100% on your flight
Price was $950, price is now $695 per person
$695
per person
found 1 day ago
The SPARROW
2.0-star property

The SPARROW

Oct 20 - Oct 26

6 night stay

Phoenix (PHX) to Boise (BOI)

Alaska Airlines • Roundtrip • Coach
Price was $981, price is now $786 per person
$786
per person
found 1 day ago
Don't see what you're looking for?
See all available trips from Seattle to Ada County
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Travelers ❤️ These Ada County 🏨

My Place Hotel - Boise/Meridian, ID

My Place Hotel - Boise/Meridian, ID

2.5 out of 5
3050 East Jewell Street Meridian ID
Stay at this hotel in Meridian. Enjoy free WiFi, free parking, and a 24-hour front desk. Our guests praise the helpful staff and the clean rooms in our reviews. Popular attractions Big Al's and The Village at Meridian are located nearby.
Opens in a new windowMy Place Hotel - Boise/Meridian, ID
La Quinta Inn & Suites by Wyndham Meridian / Boise West

La Quinta Inn & Suites by Wyndham Meridian / Boise West

3 out of 5
800 S Allen Street Meridian ID
Book a stay at this business-friendly hotel in Meridian. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff in our reviews. Popular attractions Topgolf and Slanted Rock Brewing Company are located nearby.
9/10 Wonderful! (1,136 reviews)
"Great location, price and breakfast was descent. Kind staff! Thank you."

Reviewed on Aug 27, 2026

Opens in a new windowLa Quinta Inn & Suites by Wyndham Meridian / Boise West
WaterWalk Extended Stay by Wyndham Boise - Meridian

WaterWalk Extended Stay by Wyndham Boise - Meridian

2.5 out of 5
88 N Olson Ave Meridian ID
Book a stay at this business-friendly hotel in Meridian. Enjoy free parking, a fitness center, and a 24-hour front desk. Our guests praise the helpful staff and the clean rooms in our reviews. Popular attractions Topgolf and Big Al's are located nearby.
Opens in a new windowWaterWalk Extended Stay by Wyndham Boise - Meridian
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Comfort Suites Boise West Meridian

Comfort Suites Boise West Meridian

2.5 out of 5
2610 E. Freeway Drive Meridian ID
Book a stay at this business-friendly hotel in Meridian. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the pool in our reviews. Popular attractions Slanted Rock Brewing Company and Topgolf are located nearby.
9/10 Wonderful! (1,214 reviews)
"Excellent everything."

Reviewed on Aug 27, 2026

Opens in a new windowComfort Suites Boise West Meridian
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 Ada County?
In the last seven days, the cheapest roundtrip flight to Ada County cost $85 on this site. Browse through our unbeatable deals, make your booking and get ready for your next getaway. This price was available on Travelocity for flights to Ada County departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly to Ada County?
Leave January clear in your calendar, because it's the most affordable month to jet to Ada County. That's based on Travelocity's direct flight demand between January and December last year. With more cash in your pocket, you can indulge in some retail therapy, go to a fancy restaurant or whatever else you like!
How can I check my flight status to Ada County?
Check on the status of your flight to Ada County, make changes to your journey and loads more from our useful "Trips" portal. Found at the top right of our homepage, it's your gateway to viewing and managing your bookings. All you need to do is log in or create a new account. Wise wanderers will also enjoy the Travelocity app. You'll get alerts for any gate changes and flight delays, along with the ability to book hotels, flights and rental cars while you're on the move. If you have family flying with you, it's also a convenient way to share your travel itinerary with each other.
How do I find the best deals on flights to Ada County?
It's better to book well in advance, and if you can, avoid flying during high season. Another great way to save is by clicking the "Flexible dates" box at the top of the page after searching for your flights. It's an easy way to compare prices for surrounding days. In the last seven days, the best price for a return flight to Ada County was $85. 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 Ada County with Travelocity?
From cheap family flights to all-inclusive resorts and activities, Travelocity is your one-stop shop for incredible adventures. With everything you need in one place, you can enjoy more time daydreaming about all the cool things that await you in Ada County and less time planning. Plus with our Price Match Guarantee and free cancellation on most hotels, we go out of our way to make your next break the most memorable one yet.
What are the most popular flight routes to Ada County?
If you have plans to hop on a flight to Ada County, here are some of the most popular routes you can take:

  • 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 Ada County on average?
Roundtrip flights to Ada County were priced between $85 and $515 in the last seven days. When you see an airfare that fits your budget, grab it quickly. Cheap deals don't stick around forever! 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 Ada County?
Where you depart from will largely dictate how long your direct flight to Ada County will take. Here are some of the most popular routes to Ada County and their average journey times:

  • 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 Ada County?
Factors including which carrier you choose and where your plane departs from will mostly determine your experience on board. Chances are you'll find a range of flights to Ada County, from cheap flights for family vacations to business class journeys. Hot meals, drinks and entertainment are just a little taste of what most airlines offer on long-haul services.