A cityscape with a multi-lane highway, autumn trees, and a mountainous backdrop.

Flight Destinations in Idaho

View ฿5,965 flight on Mon, 14 Sept 2026Opens in a new window

Popular airlines to Idaho

  • Alaska Airlines

  • Delta

  • United

  • American Airlines

  • Southwest Airlines

  • Frontier Airlines

  • Air Canada

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 40% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap round-trip flights to Idaho

Prices were available within the past 7 days and start at ฿5,965 for one-way flights and ฿11,925 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, 14 Sept - Mon, 21 Sept
ORD
Chicago
BOI
Boise
฿11,925 Return, found 21 hours ago
฿11,925
Return
found 21 hours ago
Select Delta flight, departing Mon, 14 Sept from Chicago to Boise, returning Mon, 21 Sept, priced at ฿11,925 found 21 hours ago
Delta
Mon, 14 Sept - Mon, 21 Sept
ORD
Chicago
BOI
Boise
฿13,460 Return, found 21 hours ago
฿13,460
Return
found 21 hours ago
Select Delta flight, departing Mon, 14 Sept from Chicago to Boise, returning Mon, 21 Sept, priced at ฿13,460 found 21 hours ago
Delta
Mon, 14 Sept - Mon, 21 Sept
MDW
Chicago
BOI
Boise
฿13,590 Return, found 21 hours ago
฿13,590
Return
found 21 hours ago
Select Delta flight, departing Mon, 14 Sept from Chicago to Boise, returning Mon, 21 Sept, priced at ฿13,590 found 21 hours ago
Delta
Mon, 14 Sept - Mon, 21 Sept
ORD
Chicago
BOI
Boise
฿14,310 Return, found 21 hours ago
฿14,310
Return
found 21 hours ago
Select Delta flight, departing Mon, 14 Sept from Chicago to Boise, returning Mon, 21 Sept, priced at ฿14,310 found 21 hours ago
Delta
Mon, 14 Sept - Mon, 21 Sept
ORD
Chicago
BOI
Boise
฿14,445 Return, found 21 hours ago
฿14,445
Return
found 21 hours ago
Select Delta flight, departing Mon, 14 Sept from Chicago to Boise, returning Mon, 21 Sept, priced at ฿14,445 found 21 hours ago
American Airlines
Mon, 14 Sept - Mon, 21 Sept
ORD
Chicago
BOI
Boise
฿14,780 Return, found 21 hours ago
฿14,780
Return
found 21 hours ago
Select American Airlines flight, departing Mon, 14 Sept from Chicago to Boise, returning Mon, 21 Sept, priced at ฿14,780 found 21 hours ago
Delta
Mon, 14 Sept - Mon, 21 Sept
ORD
Chicago
BOI
Boise
฿14,815 Return, found 21 hours ago
฿14,815
Return
found 21 hours ago
Select Delta flight, departing Mon, 14 Sept from Chicago to Boise, returning Mon, 21 Sept, priced at ฿14,815 found 21 hours ago
Delta
Mon, 14 Sept - Mon, 21 Sept
ORD
Chicago
BOI
Boise
฿14,980 Return, found 21 hours ago
฿14,980
Return
found 21 hours ago
Select Delta flight, departing Mon, 14 Sept from Chicago to Boise, returning Mon, 21 Sept, priced at ฿14,980 found 21 hours ago
Delta
Mon, 14 Sept - Mon, 21 Sept
ORD
Chicago
BOI
Boise
฿15,115 Return, found 21 hours ago
฿15,115
Return
found 21 hours ago
Select Delta flight, departing Mon, 14 Sept from Chicago to Boise, returning Mon, 21 Sept, priced at ฿15,115 found 21 hours ago
United
Mon, 14 Sept - Mon, 21 Sept
ORD
Chicago
JAC
Jackson
฿15,805 Return, found 20 hours ago
฿15,805
Return
found 20 hours ago
Select United flight, departing Mon, 14 Sept from Chicago to Jackson, returning Mon, 21 Sept, priced at ฿15,805 found 20 hours ago

Trending flights to Idaho

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.

STARLUX Airlines
Tue, 13 Apr - Mon, 19 Apr
BKK
Bangkok
GEG
Spokane
฿32,778 Return, just found
฿32,778
Return
just found
Select STARLUX Airlines flight, departing Tue, 13 Apr from Bangkok to Spokane, returning Mon, 19 Apr, priced at ฿32,778 just found

Frequently asked questions

How do I find cheap flights to Idaho that have flexible change policies?
By using our smart "No change fee" filter, that's how. Simply type in your origin, destination and dates, click "Search," then tick the checkbox directly under the "Flexible change policies" heading (it's on the left of your screen). Expedia makes it simple to find flexible, low-cost fares to Idaho.
Which airlines fly to Idaho?
Wherever you want to wander in Idaho and whenever you're hoping to depart, you'll find your perfect flight with one of these top airlines:

  • Alaska Airlines - 815 flights to or near Idaho each month, including 754 flights to Boise Airport (BOI) and 30 flights to Friedman Memorial Airport (SUN) per month.
  • Delta Air Lines - 637 flights to or near Idaho each month, including 489 flights to Boise Airport (BOI) and 86 flights to Idaho Falls Regional Airport (IDA) per month.
  • United Airlines - 438 flights to or near Idaho each month, including 303 flights to Boise Airport (BOI) and 91 flights to Idaho Falls Regional Airport (IDA) per month.

How can I find cheap tickets to Idaho?
One of the best ways to find cheap tickets to Idaho is to be flexible with your travel dates. Search for your flights, then click "flexible dates" above the results. It'll bring up the cheapest prices for nearby days. The best price for a flight to Idaho in the last seven days was ฿11,925. Booking well ahead will generally help you get an even bigger bargain.
How much is a flight to Idaho?
One-way flights departing from Chicago (ORD) sold for as little as ฿5,965 in the last seven days. During this time, the price of a round-trip fare to Idaho varied between ฿11,925 and ฿32,778. If you find a deal, book quickly — these prices don't hang about.
What are the most popular airports to fly into in Idaho?
Touch down at any one of these main airports in Idaho and you'll be in the perfect position to experience all that this renowned region has to offer:

  • Boise Airport (BOI) - 1,994 flights per month.
  • Idaho Falls Regional Airport (IDA) - 334 flights per month.
  • Friedman Memorial Airport (SUN) - 134 flights per month.

How much is a plane ticket to Idaho?
In the last seven days, plane fares to Idaho fluctuated between ฿11,925 and ฿32,778. Prices tend to go up over time, so book a top deal today.
What is the best time to go to Idaho?
Summer starts June 20 in the Northern Hemisphere, and these warmer months are a terrific time to tour the thrilling Idaho city of Boise. Average temperatures vary between 16ºC and 27ºC throughout this season. The largest crowds are found here in May, July and August.
What months are the cheapest to book a flight to Idaho?
The most cost-effective month to land a flight to Idaho is February, while prices are at a premium in December. Steer clear of this month if you're on a budget.

Book with confidence

About Idaho

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