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Cheap Flights to Ada County from ₩163,700

View ₩163,700 flight on Mon, Aug 17, 2026Opens in a new window

Popular airlines to Ada County

  • Alaska Airlines

  • Delta

  • United

  • American Airlines

  • Southwest Airlines

  • Frontier Airlines

  • Air Canada

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How much is the cheapest flight to Ada County?

Prices were available within the past 7 days and start at ₩163,700 for one-way flights and ₩332,900 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, Aug 8 - Mon, Aug 10
SJC
San Jose
BOI
Boise
₩332,900 Roundtrip, found 23 hours ago
₩332,900
Roundtrip
found 23 hours ago
Select Delta flight, departing Sat, Aug 8 from San Jose to Boise, returning Mon, Aug 10, priced at ₩332,900 found 23 hours ago
United
Sat, Aug 8 - Mon, Aug 10
SFO
San Francisco
BOI
Boise
₩378,500 Roundtrip, found 23 hours ago
₩378,500
Roundtrip
found 23 hours ago
Select United flight, departing Sat, Aug 8 from San Francisco to Boise, returning Mon, Aug 10, priced at ₩378,500 found 23 hours ago
Alaska Airlines
Sat, Aug 8 - Mon, Aug 10
SJC
San Jose
BOI
Boise
₩419,100 Roundtrip, found 23 hours ago
₩419,100
Roundtrip
found 23 hours ago
Select Alaska Airlines flight, departing Sat, Aug 8 from San Jose to Boise, returning Mon, Aug 10, priced at ₩419,100 found 23 hours ago
American Airlines
Sat, Aug 8 - Mon, Aug 10
SJC
San Jose
BOI
Boise
₩419,500 Roundtrip, found 23 hours ago
₩419,500
Roundtrip
found 23 hours ago
Select American Airlines flight, departing Sat, Aug 8 from San Jose to Boise, returning Mon, Aug 10, priced at ₩419,500 found 23 hours ago
United
Sat, Aug 8 - Mon, Aug 10
SFO
San Francisco
BOI
Boise
₩424,000 Roundtrip, found 23 hours ago
₩424,000
Roundtrip
found 23 hours ago
Select United flight, departing Sat, Aug 8 from San Francisco to Boise, returning Mon, Aug 10, priced at ₩424,000 found 23 hours ago
Delta
Sun, Jul 26 - Thu, Jul 30
SEA
Seattle
BOI
Boise
₩674,400 Roundtrip, found 1 day ago
₩674,400
Roundtrip
found 1 day ago
Select Delta flight, departing Sun, Jul 26 from Seattle to Boise, returning Thu, Jul 30, priced at ₩674,400 found 1 day ago
Alaska Airlines
Sat, Jul 25 - Sat, Aug 1
PAE
Seattle
BOI
Boise
₩849,000 Roundtrip, found 1 day ago
₩849,000
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Sat, Jul 25 from Seattle to Boise, returning Sat, Aug 1, priced at ₩849,000 found 1 day ago
Alaska Airlines
Sat, Sep 12 - Sat, Sep 26
ICN
Seoul
BOI
Boise
₩1,542,900 Roundtrip, found 3 days ago
₩1,542,900
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Sat, Sep 12 from Seoul to Boise, returning Sat, Sep 26, priced at ₩1,542,900 found 3 days ago
China Airlines
Tue, Sep 15 - Mon, Sep 28
ICN
Seoul
BOI
Boise
₩2,019,700 Roundtrip, found 2 days ago
₩2,019,700
Roundtrip
found 2 days ago
Select China Airlines flight, departing Tue, Sep 15 from Seoul to Boise, returning Mon, Sep 28, priced at ₩2,019,700 found 2 days ago
Korean Air
Tue, Sep 15 - Mon, Sep 28
ICN
Seoul
BOI
Boise
₩2,055,500 Roundtrip, found 2 days ago
₩2,055,500
Roundtrip
found 2 days ago
Select Korean Air flight, departing Tue, Sep 15 from Seoul to Boise, returning Mon, Sep 28, priced at ₩2,055,500 found 2 days ago

Trending flights to Ada County

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

Alaska Airlines
Sat, Sep 12 - Sat, Sep 26
ICN
Seoul
BOI
Boise
₩1,542,900 Roundtrip, found 3 days ago
₩1,542,900
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Sat, Sep 12 from Seoul to Boise, returning Sat, Sep 26, priced at ₩1,542,900 found 3 days ago

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, ₩332,900 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 ₩332,900 and peaked at ₩2,055,500. For one-way trips out of Seattle (SEA), the lowest price during this time was ₩163,700.
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.
When is the cheapest time to fly to Ada County?
Jet off on a Tuesday to increase your chances of landing the cheapest deal to Ada County. Mondays are usually the second most affordable day to take off. Saturday is normally the costliest day to fly anywhere.
How much is a plane ticket to Ada County?
In the last seven days, tickets to Ada County varied between ₩332,900 and ₩2,055,500. 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 60ºF and 80ºF 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.

Book with confidence

About Ada County

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About Ada County
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