Flight Destinations in Ada County

View ฿3,145 flight on Wed, 20 May 2026Opens in a new window

Popular airlines to Ada County

  • Alaska Airlines

  • Delta

  • United

  • American Airlines

  • Southwest Airlines

  • KLM

  • Air Canada

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Cheap round-trip flights to Ada County

Prices were available within the past 7 days and start at ฿3,145 for one-way flights and ฿5,330 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, 20 May - Sun, 24 May
PHX
Phoenix
BOI
Boise
฿5,330 Return, found 1 day ago
฿5,330
Return
found 1 day ago
Select Delta flight, departing Wed, 20 May from Phoenix to Boise, returning Sun, 24 May, priced at ฿5,330 found 1 day ago
Delta
Wed, 20 May - Sun, 24 May
PHX
Phoenix
BOI
Boise
฿6,385 Return, found 1 day ago
฿6,385
Return
found 1 day ago
Select Delta flight, departing Wed, 20 May from Phoenix to Boise, returning Sun, 24 May, priced at ฿6,385 found 1 day ago
Delta
Wed, 20 May - Sun, 24 May
PHX
Phoenix
BOI
Boise
฿6,635 Return, found 1 day ago
฿6,635
Return
found 1 day ago
Select Delta flight, departing Wed, 20 May from Phoenix to Boise, returning Sun, 24 May, priced at ฿6,635 found 1 day ago
American Airlines
Wed, 20 May - Sun, 24 May
PHX
Phoenix
BOI
Boise
฿13,415 Return, found 1 day ago
฿13,415
Return
found 1 day ago
Select American Airlines flight, departing Wed, 20 May from Phoenix to Boise, returning Sun, 24 May, priced at ฿13,415 found 1 day ago
United
Wed, 20 May - Sun, 24 May
PHX
Phoenix
BOI
Boise
฿13,945 Return, found 1 day ago
฿13,945
Return
found 1 day ago
Select United flight, departing Wed, 20 May from Phoenix to Boise, returning Sun, 24 May, priced at ฿13,945 found 1 day ago
Delta
Mon, 2 Mar - Fri, 6 Mar
STL
St. Louis
BOI
Boise
฿15,760 Return, found 1 day ago
฿15,760
Return
found 1 day ago
Select Delta flight, departing Mon, 2 Mar from St. Louis to Boise, returning Fri, 6 Mar, priced at ฿15,760 found 1 day ago
EVA Airways
Sun, 3 May - Tue, 12 May
BKK
Bangkok
BOI
Boise
฿29,640 Return, found 4 days ago
฿29,640
Return
found 4 days ago
Select EVA Airways flight, departing Sun, 3 May from Bangkok to Boise, returning Tue, 12 May, priced at ฿29,640 found 4 days ago
Korean Air
Thu, 5 Mar - Mon, 9 Mar
BKK
Bangkok
BOI
Boise
฿30,187 Return, found 1 day ago
฿30,187
Return
found 1 day ago
Select Korean Air flight, departing Thu, 5 Mar from Bangkok to Boise, returning Mon, 9 Mar, priced at ฿30,187 found 1 day ago
Delta
Wed, 27 May - Sat, 13 Jun
BRU
Brussels
BOI
Boise
฿34,145 Return, found 1 day ago
฿34,145
Return
found 1 day ago
Select Delta flight, departing Wed, 27 May from Brussels to Boise, returning Sat, 13 Jun, priced at ฿34,145 found 1 day ago
KLM
Wed, 27 May - Sat, 13 Jun
BRU
Brussels
BOI
Boise
฿35,055 Return, found 1 day ago
฿35,055
Return
found 1 day ago
Select KLM flight, departing Wed, 27 May from Brussels to Boise, returning Sat, 13 Jun, priced at ฿35,055 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, ฿5,330 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 ฿5,330 and peaked at ฿35,055. For one-way trips out of Phoenix (PHX), the lowest price during this time was ฿3,145.
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 ฿5,330 and ฿35,055. 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.

EVA Airways
Sun, 3 May - Tue, 12 May
BKK
Bangkok
BOI
Boise
฿29,640 Return, found 4 days ago
฿29,640
Return
found 4 days ago
Select EVA Airways flight, departing Sun, 3 May from Bangkok to Boise, returning Tue, 12 May, priced at ฿29,640 found 4 days ago
*Available to Expedia members.