Cheap flights to Idaho

View €482 flight on Mon, 20 Apr 2026Opens in a new window

Popular airlines to Idaho

  • Alaska Airlines

  • Delta

  • United

  • American Airlines

  • Southwest Airlines

  • Air France

  • Air Canada

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Cheap round-trip flights to Idaho

Prices were available within the past 7 days and start at €482 for one-way flights and €513 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Condor
Thu, 9 Apr - Sat, 9 May
FRA
Frankfurt
BOI
Boise
€513 Return, found 2 days ago
€513
Return
found 2 days ago
Select Condor flight, departing Thu, 9 Apr from Frankfurt to Boise, returning Sat, 9 May, priced at €513 found 2 days ago
American Airlines
Thu, 16 Apr - Thu, 14 May
FRA
Frankfurt
BOI
Boise
€733 Return, found 2 days ago
€733
Return
found 2 days ago
Select American Airlines flight, departing Thu, 16 Apr from Frankfurt to Boise, returning Thu, 14 May, priced at €733 found 2 days ago
Lufthansa
Mon, 20 Apr - Tue, 12 May
FRA
Frankfurt
BOI
Boise
€735 Return, found 1 day ago
€735
Return
found 1 day ago
Select Lufthansa flight, departing Mon, 20 Apr from Frankfurt to Boise, returning Tue, 12 May, priced at €735 found 1 day ago
Delta
Thu, 9 Apr - Sat, 9 May
FRA
Frankfurt
BOI
Boise
€737 Return, found 2 days ago
€737
Return
found 2 days ago
Select Delta flight, departing Thu, 9 Apr from Frankfurt to Boise, returning Sat, 9 May, priced at €737 found 2 days ago
Virgin Atlantic
Thu, 2 Apr - Thu, 23 Apr
FRA
Frankfurt
BOI
Boise
€755 Return, found 1 day ago
€755
Return
found 1 day ago
Select Virgin Atlantic flight, departing Thu, 2 Apr from Frankfurt to Boise, returning Thu, 23 Apr, priced at €755 found 1 day ago
United
Mon, 20 Apr - Tue, 12 May
FRA
Frankfurt
BOI
Boise
€755 Return, found 1 day ago
€755
Return
found 1 day ago
Select United flight, departing Mon, 20 Apr from Frankfurt to Boise, returning Tue, 12 May, priced at €755 found 1 day ago
Icelandair
Tue, 17 Mar - Tue, 24 Mar
DUB
Dublin
GEG
Spokane
€779 Return, found 2 days ago
€779
Return
found 2 days ago
Select Icelandair flight, departing Tue, 17 Mar from Dublin to Spokane, returning Tue, 24 Mar, priced at €779 found 2 days ago
Icelandair
Wed, 4 Feb - Mon, 9 Feb
DUB
Dublin
BOI
Boise
€825 Return, found 5 days ago
€825
Return
found 5 days ago
Select Icelandair flight, departing Wed, 4 Feb from Dublin to Boise, returning Mon, 9 Feb, priced at €825 found 5 days ago
Air France
Thu, 9 Apr - Sat, 9 May
FRA
Frankfurt
BOI
Boise
€827 Return, found 2 days ago
€827
Return
found 2 days ago
Select Air France flight, departing Thu, 9 Apr from Frankfurt to Boise, returning Sat, 9 May, priced at €827 found 2 days ago
Austrian Airlines
Wed, 25 Feb - Mon, 2 Mar
DUB
Dublin
IDA
Idaho Falls
€828 Return, found 3 days ago
€828
Return
found 3 days ago
Select Austrian Airlines flight, departing Wed, 25 Feb from Dublin to Idaho Falls, returning Mon, 2 Mar, priced at €828 found 3 days ago

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.

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 €513. Booking well ahead will generally help you get an even bigger bargain.
How much is a flight to Idaho?
One-way flights departing from Frankfurt (FRA) sold for as little as €482 in the last seven days. During this time, the price of a round-trip fare to Idaho varied between €513 and €828. 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 €513 and €828. 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.

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.

Icelandair
Tue, 17 Mar - Tue, 24 Mar
DUB
Dublin
GEG
Spokane
€779 Return, found 2 days ago
€779
Return
found 2 days ago
Select Icelandair flight, departing Tue, 17 Mar from Dublin to Spokane, returning Tue, 24 Mar, priced at €779 found 2 days ago
*Available to Expedia members.