Cheap flights to Ada County

Popular airlines to Ada County

  • Alaska Airlines

    Alaska Airlines

  • Delta

    Delta

  • United

    United

  • American Airlines

    American Airlines

  • Southwest Airlines

    Southwest Airlines

  • Spirit Airlines

    Spirit Airlines

  • Frontier Airlines

    Frontier Airlines

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 15% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Popular cities in Ada County

FlightsFlights

Boise

Boise
FlightsFlights

Kuna

Kuna

Cheap round-trip flights to Ada County

Prices were available within the past 7 days and start at €68 for one-way flights and €118 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, 14 Oct - Fri, 24 Oct
SEA
Seattle
BOI
Boise
€118 Return, found 1 day ago
€118
Return
found 1 day ago
Select Delta flight, departing Tue, 14 Oct from Seattle to Boise, returning Fri, 24 Oct, priced at €118 found 1 day ago
Delta
Thu, 4 Sep - Sun, 7 Sep
DEN
Denver
BOI
Boise
€186 Return, found 1 day ago
€186
Return
found 1 day ago
Select Delta flight, departing Thu, 4 Sep from Denver to Boise, returning Sun, 7 Sep, priced at €186 found 1 day ago
United
Sat, 6 Sep - Sun, 7 Sep
SEA
Seattle
BOI
Boise
€204 Return, found 1 hour ago
€204
Return
found 1 hour ago
Select United flight, departing Sat, 6 Sep from Seattle to Boise, returning Sun, 7 Sep, priced at €204 found 1 hour ago
American Airlines
Fri, 12 Sep - Sun, 14 Sep
DEN
Denver
BOI
Boise
€234 Return, found 2 days ago
€234
Return
found 2 days ago
Select American Airlines flight, departing Fri, 12 Sep from Denver to Boise, returning Sun, 14 Sep, priced at €234 found 2 days ago
United
Thu, 2 Oct - Thu, 9 Oct
OMA
Omaha
BOI
Boise
€392 Return, found 1 day ago
€392
Return
found 1 day ago
Select United flight, departing Thu, 2 Oct from Omaha to Boise, returning Thu, 9 Oct, priced at €392 found 1 day ago
Condor
Mon, 16 Mar - Mon, 30 Mar
VIE
Vienna
BOI
Boise
€530 Return, found 1 day ago
€530
Return
found 1 day ago
Select Condor flight, departing Mon, 16 Mar from Vienna to Boise, returning Mon, 30 Mar, priced at €530 found 1 day ago
Condor
Wed, 27 Aug - Sun, 31 Aug
PRG
Prague
BOI
Boise
€632 Return, found 2 days ago
€632
Return
found 2 days ago
Select Condor flight, departing Wed, 27 Aug from Prague to Boise, returning Sun, 31 Aug, priced at €632 found 2 days ago
Alaska Airlines
Tue, 14 Oct - Fri, 24 Oct
PAE
Seattle
BOI
Boise
€639 Return, found 1 day ago
€639
Return
found 1 day ago
Select Alaska Airlines flight, departing Tue, 14 Oct from Seattle to Boise, returning Fri, 24 Oct, priced at €639 found 1 day ago
Icelandair
Fri, 30 Jan - Fri, 6 Feb
DUB
Dublin
BOI
Boise
€779 Return, found 6 days ago
€779
Return
found 6 days ago
Select Icelandair flight, departing Fri, 30 Jan from Dublin to Boise, returning Fri, 6 Feb, priced at €779 found 6 days ago
LOT-Polish Airlines
Tue, 20 Jan - Tue, 3 Feb
RIX
Riga
BOI
Boise
€797 Return, found 1 day ago
€797
Return
found 1 day ago
Select LOT-Polish Airlines flight, departing Tue, 20 Jan from Riga to Boise, returning Tue, 3 Feb, priced at €797 found 1 day ago

About Ada County

Expedia offers flights to Ada County to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Ada County or destinations around the world and discover how easy it is to make your flight reservations on Expedia.

Frequently asked questions

How do I find cheap flights to Ada County that have flexible change policies?
We know that travel arrangements can change from one day to the next, so locking in a flexible ticket with Expedia makes sense. Just check the "No change fee" box below the "Flexible change policies" filter. Your low-cost, flexible flight to Ada County is just a few clicks away.
Which airlines fly to Ada County?
When you're ready to reserve your airfare to or near Ada County, these quality carriers look forward to welcoming you aboard:

  • Alaska Airlines - 754 flights to or near Ada County each month, including 754 flights to Boise Airport (BOI) per month.
  • Delta Air Lines - 489 flights to or near Ada County each month, including 489 flights to Boise Airport (BOI) per month.
  • United Airlines - 303 flights to or near Ada County each month, including 303 flights to Boise Airport (BOI) per month.

How can I find cheap tickets to Ada County?
In the last seven days, €118 was the best price for a flight to Ada County. For even bigger savings, book ahead of time and be flexible with your travel dates. Search for your flight to Ada County, then see prices for similar time frames by clicking on our "flexible dates" link.
How much is a flight to Ada County?
In the last seven days, round-trip tickets to Ada County sold for as low as €118 and peaked at €797. For one-way trips out of Seattle (SEA), the lowest price during this time was €68.
What are the most popular airports to fly into in Ada County?
The number one gateway to Ada County, roughly 1,994 flights land at Boise Airport (BOI) each month. Find an awesome deal, lock in your seat and get set to soak up the best of this sensational region.
How much is a plane ticket to Ada County?
In the last seven days, tickets to Ada County varied between €118 and €797. Prices tend to go up over time, so snap up a good deal today.
What is the best time to go to Ada County?
Summer begins June 20 in the Northern Hemisphere, and these warmer months are a fabulous time to head to the major Ada County city of Boise. Average temperatures range between 16ºC and 27ºC throughout this season. The largest crowds can be found here in March, May and August.
What months are the cheapest to book a flight to Ada County?
The best month to purchase budget flights to Ada County is February. Remember that in the U.S, an expensive time to secure a seat is the festive month of December.

Trending flights to Ada County

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Fri, 30 Jan - Fri, 6 Feb
DUB
Dublin
BOI
Boise
€779 Return, found 6 days ago
€779
Return
found 6 days ago
Select Icelandair flight, departing Fri, 30 Jan from Dublin to Boise, returning Fri, 6 Feb, priced at €779 found 6 days ago
*Available to Expedia members.