Flight to Ada County

View S$146 flight on Tue, 3 Nov, 2026Opens in a new window

Flight 1

Flight 2

Popular airlines to Ada County

  • Alaska Airlines

  • Delta

  • United

  • American Airlines

  • Southwest Airlines

  • Frontier Airlines

  • Air Canada

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Cheap round-trip flights to Ada County

Prices were available within the past 7 days and start at S$146 for one-way flights and S$330 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, 6 Nov - Sat, 14 Nov
STS
Santa Rosa
BOI
Boise
S$330 Return, found 21 hours ago
S$330
Return
found 21 hours ago
Select Delta flight, departing Fri, 6 Nov from Santa Rosa to Boise, returning Sat, 14 Nov, priced at S$330 found 21 hours ago
Delta
Thu, 6 Aug - Sat, 22 Aug
SFO
San Francisco
BOI
Boise
S$360 Return, found 1 day ago
S$360
Return
found 1 day ago
Select Delta flight, departing Thu, 6 Aug from San Francisco to Boise, returning Sat, 22 Aug, priced at S$360 found 1 day ago
United
Tue, 28 Jul - Tue, 4 Aug
SFO
San Francisco
BOI
Boise
S$435 Return, found 5 days ago
S$435
Return
found 5 days ago
Select United flight, departing Tue, 28 Jul from San Francisco to Boise, returning Tue, 4 Aug, priced at S$435 found 5 days ago
Delta
Sun, 13 Sept - Wed, 16 Sept
ABQ
Albuquerque
BOI
Boise
S$468 Return, found 1 day ago
S$468
Return
found 1 day ago
Select Delta flight, departing Sun, 13 Sept from Albuquerque to Boise, returning Wed, 16 Sept, priced at S$468 found 1 day ago
American Airlines
Thu, 9 Jul - Tue, 14 Jul
SFO
San Francisco
BOI
Boise
S$483 Return, found 21 hours ago
S$483
Return
found 21 hours ago
Select American Airlines flight, departing Thu, 9 Jul from San Francisco to Boise, returning Tue, 14 Jul, priced at S$483 found 21 hours ago
EVA Airways
Tue, 23 Jun - Sat, 27 Jun
SIN
Singapore
BOI
Boise
S$1,426 Return, found 1 hour ago
S$1,426
Return
found 1 hour ago
Select EVA Airways flight, departing Tue, 23 Jun from Singapore to Boise, returning Sat, 27 Jun, priced at S$1,426 found 1 hour ago
STARLUX Airlines
Fri, 9 Oct - Tue, 20 Oct
SIN
Singapore
BOI
Boise
S$1,439 Return, found 6 days ago
S$1,439
Return
found 6 days ago
Select STARLUX Airlines flight, departing Fri, 9 Oct from Singapore to Boise, returning Tue, 20 Oct, priced at S$1,439 found 6 days ago
Qatar Airways
Thu, 15 Oct - Thu, 22 Oct
SIN
Singapore
BOI
Boise
S$1,453 Return, found 2 days ago
S$1,453
Return
found 2 days ago
Select Qatar Airways flight, departing Thu, 15 Oct from Singapore to Boise, returning Thu, 22 Oct, priced at S$1,453 found 2 days ago
Air Canada
Thu, 5 Nov - Tue, 17 Nov
SIN
Singapore
BOI
Boise
S$1,483 Return, found 6 days ago
S$1,483
Return
found 6 days ago
Select Air Canada flight, departing Thu, 5 Nov from Singapore to Boise, returning Tue, 17 Nov, priced at S$1,483 found 6 days ago
EVA Airways
Fri, 26 Jun - Thu, 2 Jul
HKG
Hong Kong SAR
BOI
Boise
S$1,517 Return, found 3 days ago
S$1,517
Return
found 3 days ago
Select EVA Airways flight, departing Fri, 26 Jun from Hong Kong SAR to Boise, returning Thu, 2 Jul, priced at S$1,517 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, 23 Jun - Sat, 27 Jun
SIN
Singapore
BOI
Boise
S$1,426 Return, found 1 hour ago
S$1,426
Return
found 1 hour ago
Select EVA Airways flight, departing Tue, 23 Jun from Singapore to Boise, returning Sat, 27 Jun, priced at S$1,426 found 1 hour 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$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 S$330 and peaked at S$1,517. For one-way trips out of San Francisco (SFO), the lowest price during this time was S$146.
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$330 and S$1,517. 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, Qatar Airways, Air Canada, STARLUX Airlines, Lufthansa, EVA Airways
Roundtrip price
from S$330
Ada County Flights Information
*Available to Expedia members.