Flight to Ada County

View S$153 flight on Sat, 30 May, 2026Opens in a new window

Popular airlines to Ada County

  • Alaska Airlines

  • Delta

  • United

  • American Airlines

  • Southwest Airlines

  • Air Canada

  • Frontier Airlines

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Cheap round-trip flights to Ada County

Prices were available within the past 7 days and start at S$153 for one-way flights and S$227 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, 30 May - Wed, 3 Jun
SEA
Seattle
BOI
Boise
S$227 Return, found 1 day ago
S$227
Return
found 1 day ago
Select Delta flight, departing Sat, 30 May from Seattle to Boise, returning Wed, 3 Jun, priced at S$227 found 1 day ago
Delta
Sat, 30 May - Wed, 3 Jun
SEA
Seattle
BOI
Boise
S$316 Return, found 1 day ago
S$316
Return
found 1 day ago
Select Delta flight, departing Sat, 30 May from Seattle to Boise, returning Wed, 3 Jun, priced at S$316 found 1 day ago
United
Sat, 30 May - Wed, 3 Jun
SEA
Seattle
BOI
Boise
S$324 Return, found 1 day ago
S$324
Return
found 1 day ago
Select United flight, departing Sat, 30 May from Seattle to Boise, returning Wed, 3 Jun, priced at S$324 found 1 day ago
Delta
Sat, 30 May - Wed, 3 Jun
SEA
Seattle
BOI
Boise
S$329 Return, found 1 day ago
S$329
Return
found 1 day ago
Select Delta flight, departing Sat, 30 May from Seattle to Boise, returning Wed, 3 Jun, priced at S$329 found 1 day ago
United
Sat, 30 May - Wed, 3 Jun
SEA
Seattle
BOI
Boise
S$342 Return, found 1 day ago
S$342
Return
found 1 day ago
Select United flight, departing Sat, 30 May from Seattle to Boise, returning Wed, 3 Jun, priced at S$342 found 1 day ago
Delta
Sat, 30 May - Wed, 3 Jun
SEA
Seattle
BOI
Boise
S$349 Return, found 1 day ago
S$349
Return
found 1 day ago
Select Delta flight, departing Sat, 30 May from Seattle to Boise, returning Wed, 3 Jun, priced at S$349 found 1 day ago
Delta
Sat, 30 May - Wed, 3 Jun
SEA
Seattle
BOI
Boise
S$355 Return, found 1 day ago
S$355
Return
found 1 day ago
Select Delta flight, departing Sat, 30 May from Seattle to Boise, returning Wed, 3 Jun, priced at S$355 found 1 day ago
American Airlines
Mon, 17 Aug - Tue, 18 Aug
FAT
Fresno
BOI
Boise
S$621 Return, found 8 hours ago
S$621
Return
found 8 hours ago
Select American Airlines flight, departing Mon, 17 Aug from Fresno to Boise, returning Tue, 18 Aug, priced at S$621 found 8 hours ago
EVA Airways
Tue, 2 Mar - Tue, 16 Mar
SIN
Singapore
BOI
Boise
S$1,425 Return, found 4 days ago
S$1,425
Return
found 4 days ago
Select EVA Airways flight, departing Tue, 2 Mar from Singapore to Boise, returning Tue, 16 Mar, priced at S$1,425 found 4 days ago
STARLUX Airlines
Fri, 16 Oct - Fri, 30 Oct
SIN
Singapore
BOI
Boise
S$1,440 Return, found 3 days ago
S$1,440
Return
found 3 days ago
Select STARLUX Airlines flight, departing Fri, 16 Oct from Singapore to Boise, returning Fri, 30 Oct, priced at S$1,440 found 3 days ago

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
Tue, 2 Mar - Tue, 16 Mar
SIN
Singapore
BOI
Boise
S$1,425 Return, found 4 days ago
S$1,425
Return
found 4 days ago
Select EVA Airways flight, departing Tue, 2 Mar from Singapore to Boise, returning Tue, 16 Mar, priced at S$1,425 found 4 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, S$227 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 S$227 and peaked at S$1,440. For one-way trips out of Seattle (SEA), the lowest price during this time was S$153.
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 S$227 and S$1,440. 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.

Book with confidence

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.

Travel information

Ada County Flights Information

Airlines serving
Delta, United, American Airlines, Lufthansa, Qatar Airways, EVA Airways, STARLUX Airlines
Roundtrip price
from S$227
Ada County Flights Information

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