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Cheap Flights to Idaho

View AU$220 flight on Sat, 29 Aug 2026Opens in a new window

Popular airlines to Idaho

  • Alaska Airlines

  • Delta

  • United

  • American Airlines

  • Southwest Airlines

  • Frontier Airlines

  • Air Canada

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Cheapest Flights to Idaho

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Tue, 8 Sept - Tue, 15 Sept
EWR
New York
BOI
Boise
AU$476 Return, found 1 day ago
AU$476
Return
found 1 day ago
Select Alaska Airlines flight, departing Tue, 8 Sept from New York to Boise, returning Tue, 15 Sept, priced at AU$476 found 1 day ago
American Airlines
Tue, 8 Sept - Tue, 15 Sept
EWR
New York
BOI
Boise
AU$500 Return, found 1 day ago
AU$500
Return
found 1 day ago
Select American Airlines flight, departing Tue, 8 Sept from New York to Boise, returning Tue, 15 Sept, priced at AU$500 found 1 day ago
United
Tue, 8 Sept - Tue, 15 Sept
EWR
New York
BOI
Boise
AU$512 Return, found 1 day ago
AU$512
Return
found 1 day ago
Select United flight, departing Tue, 8 Sept from New York to Boise, returning Tue, 15 Sept, priced at AU$512 found 1 day ago
Alaska Airlines
Tue, 8 Sept - Tue, 15 Sept
EWR
New York
BOI
Boise
AU$549 Return, found 1 day ago
AU$549
Return
found 1 day ago
Select Alaska Airlines flight, departing Tue, 8 Sept from New York to Boise, returning Tue, 15 Sept, priced at AU$549 found 1 day ago
Alaska Airlines
Tue, 8 Sept - Tue, 15 Sept
EWR
New York
BOI
Boise
AU$557 Return, found 1 day ago
AU$557
Return
found 1 day ago
Select Alaska Airlines flight, departing Tue, 8 Sept from New York to Boise, returning Tue, 15 Sept, priced at AU$557 found 1 day ago
American Airlines
Tue, 8 Sept - Tue, 15 Sept
EWR
New York
BOI
Boise
AU$565 Return, found 1 day ago
AU$565
Return
found 1 day ago
Select American Airlines flight, departing Tue, 8 Sept from New York to Boise, returning Tue, 15 Sept, priced at AU$565 found 1 day ago
United
Tue, 8 Sept - Tue, 15 Sept
EWR
New York
BOI
Boise
AU$576 Return, found 1 day ago
AU$576
Return
found 1 day ago
Select United flight, departing Tue, 8 Sept from New York to Boise, returning Tue, 15 Sept, priced at AU$576 found 1 day ago
United
Tue, 8 Sept - Tue, 15 Sept
EWR
New York
BOI
Boise
AU$592 Return, found 1 day ago
AU$592
Return
found 1 day ago
Select United flight, departing Tue, 8 Sept from New York to Boise, returning Tue, 15 Sept, priced at AU$592 found 1 day ago
Alaska Airlines
Tue, 8 Sept - Tue, 15 Sept
EWR
New York
BOI
Boise
AU$601 Return, found 1 day ago
AU$601
Return
found 1 day ago
Select Alaska Airlines flight, departing Tue, 8 Sept from New York to Boise, returning Tue, 15 Sept, priced at AU$601 found 1 day ago
Delta
Tue, 8 Sept - Tue, 15 Sept
EWR
New York
BOI
Boise
AU$621 Return, found 1 day ago
AU$621
Return
found 1 day ago
Select Delta flight, departing Tue, 8 Sept from New York to Boise, returning Tue, 15 Sept, priced at AU$621 found 1 day 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.

Delta
Wed, 20 Jan - Wed, 27 Jan
BNE
Brisbane
MSO
Missoula
AU$1,445 Return, found 22 hours ago
AU$1,445
Return
found 22 hours ago
Select Delta flight, departing Wed, 20 Jan from Brisbane to Missoula, returning Wed, 27 Jan, priced at AU$1,445 found 22 hours ago

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 AU$476. Booking well ahead will generally help you get an even bigger bargain.
How much is a flight to Idaho?
One-way flights departing from New York (EWR) sold for as little as AU$220 in the last seven days. During this time, the price of a round-trip fare to Idaho varied between AU$476 and AU$1,445. 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.

When is the cheapest time to fly to Idaho?
Depart for Idaho earlier in the week and you'll usually be rewarded with lower fares. Tuesday is generally the cheapest day to jet off, followed closely by Monday. If you're eager to avoid the most expensive flights, keep clear of Saturdays.
How much is a plane ticket to Idaho?
In the last seven days, plane fares to Idaho fluctuated between AU$476 and AU$1,445. 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

Idaho Flights

When was the last time you embarked on a grand adventure? Whether it was last month or years ago, there’s never been a better time to start planning your next big trip. Book tickets to Idaho today and get ready to build your travel itinerary, from exploring the area with your family to recharging in the change of scenery. During your stay, visit the must-see attractions, chow down on the local cuisine, and relish in a holiday state of mind. However you decide to spend your upcoming trip, we’re here to make your travel plans easy and affordable.

Book Your Idaho Airfare

At Expedia.com.au, it’s simple to find cheap flights to Idaho that won’t cause your wallet to flinch. Browse through our inventory of Idaho flights and find airfare matching your preferred times and dates. Looking for a red-eye flight or an afternoon departure? Don’t worry, we’ve got you covered. You can even take advantage of our convenient My Scratchpad online feature, which lets you track your search results with ease. No more excuses; book your travel arrangements with us today to make your dream trip a reality.

Idaho Flights

Travel information

Idaho Flights Information

Airlines serving
Delta, Alaska Airlines, United, American Airlines
Roundtrip price
from AU$476
Idaho Flights Information

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