Cheap flights to Idaho

View €452 flight on Fri, 11 Sept 2026Opens in a new window

Popular airlines to Idaho

  • Alaska Airlines

    Alaska Airlines

  • Delta

    Delta

  • United

    United

  • American Airlines

    American Airlines

  • Southwest Airlines

    Southwest Airlines

  • Air France

    Air France

  • Frontier Airlines

    Frontier Airlines

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Cheap round-trip flights to Idaho

Prices were available within the past 7 days and start at €452 for one-way flights and €612 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scandinavian Airlines
Fri, 11 Sept - Fri, 25 Sept
BER
Berlin
BOI
Boise
€612 Return, found 2 days ago
€612
Return
found 2 days ago
Select Scandinavian Airlines flight, departing Fri, 11 Sept from Berlin to Boise, returning Fri, 25 Sept, priced at €612 found 2 days ago
American Airlines
Thu, 9 Apr - Tue, 28 Apr
BER
Berlin
BOI
Boise
€695 Return, found 2 days ago
€695
Return
found 2 days ago
Select American Airlines flight, departing Thu, 9 Apr from Berlin to Boise, returning Tue, 28 Apr, priced at €695 found 2 days ago
United
Thu, 9 Apr - Tue, 28 Apr
BER
Berlin
BOI
Boise
€722 Return, found 2 days ago
€722
Return
found 2 days ago
Select United flight, departing Thu, 9 Apr from Berlin to Boise, returning Tue, 28 Apr, priced at €722 found 2 days ago
Delta
Thu, 9 Apr - Tue, 28 Apr
BER
Berlin
BOI
Boise
€749 Return, found 2 days ago
€749
Return
found 2 days ago
Select Delta flight, departing Thu, 9 Apr from Berlin to Boise, returning Tue, 28 Apr, priced at €749 found 2 days ago
Icelandair
Tue, 13 Jan - Fri, 23 Jan
DUB
Dublin
GEG
Spokane
€753 Return, found 1 day ago
€753
Return
found 1 day ago
Select Icelandair flight, departing Tue, 13 Jan from Dublin to Spokane, returning Fri, 23 Jan, priced at €753 found 1 day ago
Icelandair
Tue, 17 Feb - Tue, 24 Feb
DUB
Dublin
BOI
Boise
€762 Return, found 2 days ago
€762
Return
found 2 days ago
Select Icelandair flight, departing Tue, 17 Feb from Dublin to Boise, returning Tue, 24 Feb, priced at €762 found 2 days ago
American Airlines
Mon, 23 Feb - Tue, 3 Mar
DUB
Dublin
JAC
Jackson
€810 Return, found 3 days ago
€810
Return
found 3 days ago
Select American Airlines flight, departing Mon, 23 Feb from Dublin to Jackson, returning Tue, 3 Mar, priced at €810 found 3 days ago
Lufthansa
Tue, 17 Feb - Tue, 24 Feb
DUB
Dublin
BOI
Boise
€812 Return, found 2 days ago
€812
Return
found 2 days ago
Select Lufthansa flight, departing Tue, 17 Feb from Dublin to Boise, returning Tue, 24 Feb, priced at €812 found 2 days ago
Austrian Airlines
Wed, 28 Jan - Wed, 18 Feb
DUB
Dublin
IDA
Idaho Falls
€828 Return, just found
€828
Return
just found
Select Austrian Airlines flight, departing Wed, 28 Jan from Dublin to Idaho Falls, returning Wed, 18 Feb, priced at €828 just found
Air Canada
Sat, 31 Jan - Sat, 14 Feb
DUB
Dublin
GEG
Spokane
€850 Return, found 2 days ago
€850
Return
found 2 days ago
Select Air Canada flight, departing Sat, 31 Jan from Dublin to Spokane, returning Sat, 14 Feb, priced at €850 found 2 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 €612. Booking well ahead will generally help you get an even bigger bargain.
How much is a flight to Idaho?
One-way flights departing from Berlin (BER) sold for as little as €452 in the last seven days. During this time, the price of a round-trip fare to Idaho varied between €612 and €850. 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 €612 and €850. 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, 13 Jan - Fri, 23 Jan
DUB
Dublin
GEG
Spokane
€753 Return, found 1 day ago
€753
Return
found 1 day ago
Select Icelandair flight, departing Tue, 13 Jan from Dublin to Spokane, returning Fri, 23 Jan, priced at €753 found 1 day ago
*Available to Expedia members.