Cheap Flights to Ada County from $42 (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.

Thu, Dec 10 - Mon, Dec 14
LAS
Harry Reid Intl.
BOI
Boise
$78 Roundtrip, found 1 day ago
$78
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Thu, Dec 10 from Harry Reid Intl. to Boise, returning Mon, Dec 14, priced at $78 found 1 day ago
Fri, Jan 8 - Mon, Jan 11
AZA
Phoenix - Mesa Gateway
BOI
Boise
$82 Roundtrip, found 14 hours ago
$82
Roundtrip
found 14 hours ago
Select Allegiant Air flight, departing Fri, Jan 8 from Phoenix - Mesa Gateway to Boise, returning Mon, Jan 11, priced at $82 found 14 hours ago
Fri, Dec 11 - Fri, Dec 11
SAN
San Diego Intl.
BOI
Boise
$112 Roundtrip, found 4 days ago
$112
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Fri, Dec 11 from San Diego Intl. to Boise, returning Fri, Dec 11, priced at $112 found 4 days ago
Thu, Nov 19 - Thu, Nov 26
SNA
John Wayne
BOI
Boise
$140 Roundtrip, found 3 days ago
$140
Roundtrip
found 3 days ago
Select Allegiant Air flight, departing Thu, Nov 19 from John Wayne to Boise, returning Thu, Nov 26, priced at $140 found 3 days ago
Thu, Dec 3 - Mon, Dec 7
DEN
Denver Intl.
BOI
Boise
$142 Roundtrip, found 1 day ago
$142
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Thu, Dec 3 from Denver Intl. to Boise, returning Mon, Dec 7, priced at $142 found 1 day ago
Thu, Nov 19 - Thu, Nov 26
PHX
Sky Harbor Intl.
BOI
Boise
$153 Roundtrip, found 5 days ago
$153
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Thu, Nov 19 from Sky Harbor Intl. to Boise, returning Thu, Nov 26, priced at $153 found 5 days ago
Fri, Jan 1 - Fri, Jan 8
LAX
Los Angeles Intl.
BOI
Boise
$159 Roundtrip, found 3 days ago
$159
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Fri, Jan 1 from Los Angeles Intl. to Boise, returning Fri, Jan 8, priced at $159 found 3 days ago
Wed, Nov 18 - Mon, Nov 23
SMF
Sacramento Intl.
BOI
Boise
$163 Roundtrip, found 1 day ago
$163
Roundtrip
found 1 day ago
Select Southwest Airlines flight, departing Wed, Nov 18 from Sacramento Intl. to Boise, returning Mon, Nov 23, priced at $163 found 1 day ago
OriginDestinationTravel DatesFlights From*
AZABoiseJanuary 8 to January 11$82
SANBoiseDecember 10 to December 10$112
DENBoiseDecember 3 to December 7$142
LAXBoiseJanuary 1 to January 8$159
SFOBoiseNovember 14 to November 18$163
ONTBoiseDecember 25 to December 25$193
SEABoiseNovember 21 to November 25$207
PDXBoiseNovember 14 to November 14$208
GEGBoiseDecember 2 to December 5$217
SLCBoiseDecember 5 to December 7$253
*Prices include taxes and fees
OriginDestinationTravel DatesFlights From*
SANBoiseNovember 1 to November 3$212
AZABoiseOctober 30 to November 6$249
ONTBoiseNovember 1 to November 2$323
GEGBoiseOctober 31 to November 1$355
DENBoiseNovember 1 to November 8$405
PDXBoiseOctober 30 to November 2$414
LAXBoiseNovember 1 to November 5$463
SFOBoiseOctober 30 to November 1$493
SEABoiseNovember 1 to November 6$510
SLCBoiseNovember 1 to November 7$550
*Prices include taxes and fees

Best Ada County Flight and Hotel Packages

Price found within the past 48 hours. Click for updated prices.
Urban Inn & Suites
2.0-star property

Urban Inn & Suites

Oct 29 - Nov 1

3 night stay

Portland (PDX) to Boise (BOI)

Alaska Airlines • Roundtrip • Coach
Price was $985, price is now $653 per person
$653
per person
found 1 day ago
Lotus By Hotel Inn
2.5-star property

Lotus By Hotel Inn

Oct 29 - Nov 1

3 night stay

Portland (PDX) to Boise (BOI)

Alaska Airlines • Roundtrip • Coach
Price was $1,046, price is now $684 per person
$684
per person
found 1 day ago
The Gold Mine Hotel
2.0-star property

The Gold Mine Hotel

Oct 29 - Nov 1

3 night stay

Portland (PDX) to Boise (BOI)

Alaska Airlines • Roundtrip • Coach
Price was $1,110, price is now $731 per person
$731
per person
found 1 day ago
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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! (1,145 reviews)
"Clean room, friendly staff, front desk lady was really helpful and welcoming."

Reviewed on Oct 27, 2026

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

Quality Inn & Suites Meridian - West Boise

2.5 out of 5
1575 S Meridian Rd Meridian ID
Book a stay at this family-friendly hotel in Meridian. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the clean rooms in our reviews. Popular attractions Roaring Springs Waterpark and Wahooz Family Fun Zone are located nearby.
Opens in a new windowQuality Inn & Suites Meridian - West Boise
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Motel 6 Meridian, ID - Boise W

Motel 6 Meridian, ID - Boise W

2 out of 5
1047 S Progress Ave Meridian ID
Stay at this motel 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 Roaring Springs Waterpark and Wahooz Family Fun Zone are located nearby.
Opens in a new windowMotel 6 Meridian, ID - Boise W
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 $78 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 December 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 $78. 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 $78 and $550 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.