Cheap flights to Idaho

Popular airlines to Idaho

  • Delta

    Delta

  • American Airlines

    American Airlines

  • United

    United

  • KLM

    KLM

  • Lufthansa

    Lufthansa

  • British Airways

    British Airways

  • Air France

    Air France

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 15% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Popular cities in Idaho

FlightsFlights

Boise

Boise

Cheap round-trip flights to Idaho

Prices were available within the past 7 days and start at €82 for one-way flights and €146 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, 23 Aug - Sun, 24 Aug
PDX
Portland
BOI
Boise
€146 Return, found 8 hours ago
€146
Return
found 8 hours ago
Select Delta flight, departing Sat, 23 Aug from Portland to Boise, returning Sun, 24 Aug, priced at €146 found 8 hours ago
Delta
Sat, 23 Aug - Sun, 24 Aug
PDX
Portland
BOI
Boise
€163 Return, found 8 hours ago
€163
Return
found 8 hours ago
Select Delta flight, departing Sat, 23 Aug from Portland to Boise, returning Sun, 24 Aug, priced at €163 found 8 hours ago
Delta
Sat, 16 Aug - Mon, 18 Aug
PDX
Portland
GEG
Spokane
€176 Return, found 6 days ago
€176
Return
found 6 days ago
Select Delta flight, departing Sat, 16 Aug from Portland to Spokane, returning Mon, 18 Aug, priced at €176 found 6 days ago
United
Thu, 14 Aug - Sun, 17 Aug
PDX
Portland
BOI
Boise
€183 Return, found 1 day ago
€183
Return
found 1 day ago
Select United flight, departing Thu, 14 Aug from Portland to Boise, returning Sun, 17 Aug, priced at €183 found 1 day ago
Delta
Sat, 16 Aug - Mon, 18 Aug
PDX
Portland
GEG
Spokane
€189 Return, found 6 days ago
€189
Return
found 6 days ago
Select Delta flight, departing Sat, 16 Aug from Portland to Spokane, returning Mon, 18 Aug, priced at €189 found 6 days ago
Delta
Thu, 14 Aug - Sun, 17 Aug
PDX
Portland
BOI
Boise
€198 Return, found 1 day ago
€198
Return
found 1 day ago
Select Delta flight, departing Thu, 14 Aug from Portland to Boise, returning Sun, 17 Aug, priced at €198 found 1 day ago
United
Sat, 23 Aug - Sun, 24 Aug
PDX
Portland
BOI
Boise
€202 Return, found 8 hours ago
€202
Return
found 8 hours ago
Select United flight, departing Sat, 23 Aug from Portland to Boise, returning Sun, 24 Aug, priced at €202 found 8 hours ago
United
Thu, 14 Aug - Sun, 17 Aug
PDX
Portland
BOI
Boise
€203 Return, found 1 day ago
€203
Return
found 1 day ago
Select United flight, departing Thu, 14 Aug from Portland to Boise, returning Sun, 17 Aug, priced at €203 found 1 day ago
Delta
Sat, 16 Aug - Mon, 18 Aug
PDX
Portland
GEG
Spokane
€212 Return, found 6 days ago
€212
Return
found 6 days ago
Select Delta flight, departing Sat, 16 Aug from Portland to Spokane, returning Mon, 18 Aug, priced at €212 found 6 days ago
American Airlines
Fri, 15 Aug - Mon, 18 Aug
PDX
Portland
BOI
Boise
€267 Return, found 1 day ago
€267
Return
found 1 day ago
Select American Airlines flight, departing Fri, 15 Aug from Portland to Boise, returning Mon, 18 Aug, priced at €267 found 1 day 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 €146. Booking well ahead will generally help you get an even bigger bargain.
How much is a flight to Idaho?
One-way flights departing from Portland (PDX) sold for as little as €82 in the last seven days. During this time, the price of a round-trip fare to Idaho varied between €146 and €764. 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 €146 and €764. 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
Mon, 22 Sep - Tue, 30 Sep
DUB
Dublin
MSO
Missoula
€764 Return, found 14 hours ago
€764
Return
found 14 hours ago
Select Icelandair flight, departing Mon, 22 Sep from Dublin to Missoula, returning Tue, 30 Sep, priced at €764 found 14 hours ago
*Available to Expedia members.