Cheap Flights to Southern Idaho

View ₩705,100 flight on Sat, Jan 24, 2026Opens in a new window

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How much is the cheapest flight to Southern Idaho?

Prices were available within the past 7 days and start at ₩705,100 for one-way flights and ₩879,000 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Sat, Feb 7 - Wed, Feb 25
ICN
Seoul
IDA
Idaho Falls
₩879,000 Roundtrip, found 5 days ago
₩879,000
Roundtrip
found 5 days ago
Select Hawaiian Airlines flight, departing Sat, Feb 7 from Seoul to Idaho Falls, returning Wed, Feb 25, priced at ₩879,000 found 5 days ago
Delta
Mon, Dec 22 - Mon, Dec 29
ICN
Seoul
BOI
Boise
₩967,300 Roundtrip, found 2 days ago
₩967,300
Roundtrip
found 2 days ago
Select Delta flight, departing Mon, Dec 22 from Seoul to Boise, returning Mon, Dec 29, priced at ₩967,300 found 2 days ago
Korean Air
Thu, Oct 1 - Thu, Oct 15
ICN
Seoul
BOI
Boise
₩1,149,400 Roundtrip, found 2 days ago
₩1,149,400
Roundtrip
found 2 days ago
Select Korean Air flight, departing Thu, Oct 1 from Seoul to Boise, returning Thu, Oct 15, priced at ₩1,149,400 found 2 days ago
United
Mon, Dec 22 - Mon, Dec 29
ICN
Seoul
BOI
Boise
₩1,287,400 Roundtrip, found 2 days ago
₩1,287,400
Roundtrip
found 2 days ago
Select United flight, departing Mon, Dec 22 from Seoul to Boise, returning Mon, Dec 29, priced at ₩1,287,400 found 2 days ago
American Airlines
Sat, Feb 7 - Wed, Feb 25
ICN
Seoul
IDA
Idaho Falls
₩1,575,500 Roundtrip, found 5 days ago
₩1,575,500
Roundtrip
found 5 days ago
Select American Airlines flight, departing Sat, Feb 7 from Seoul to Idaho Falls, returning Wed, Feb 25, priced at ₩1,575,500 found 5 days ago

Find the cheapest month to fly from Columbus (CMH) to Boise (BOI)

September is typically the cheapest month to fly

From ₩309,547 - ₩850,941 per traveler.

Searching for cheap flights to Southern Idaho? No travel company presents more choices than Expedia if you're looking to compare flights to Southern Idaho. With more airlines, cheaper flights, fewer stops, and more departure and arrival times travellers should ensure they search on Expedia before any holiday to Idaho. Expedia provides the cheapest flights to many destinations in Idaho and you may find even greater savings if you combine your flight with a hotel stay in Southern Idaho.

Frequently asked questions

How do I find cheap flights to Southern Idaho that have flexible change policies?
It's as easy as can be with Expedia. Step 1: Type in your travel details and press "Search." Step 2: Check the "No change fee" box below the "Flexible change policies" subheading to the left of your screen. Step 3. Snag your cheap and flexible flight to Southern Idaho.
Which airlines fly to Southern Idaho?
You can take your pick of a good range of airlines that fly into or near Southern Idaho. A few of your best options are:

  • Alaska Airlines - 754 flights to or near Southern Idaho each month, including 754 flights to Boise Airport (BOI) per month.
  • Delta Air Lines - 489 flights to or near Southern Idaho each month, including 489 flights to Boise Airport (BOI) per month.
  • United Airlines - 303 flights to or near Southern Idaho each month, including 303 flights to Boise Airport (BOI) per month.

How can I find cheap tickets to Southern Idaho?
One of the best ways to nab cheap tickets to Southern Idaho is to be flexible with your dates. Search for your flights, then click "flexible dates" at the top of your results. It will reveal the cheapest prices for nearby days. The best price for a flight to Southern Idaho in the last seven days was ₩879,000. Booking well in advance will generally help you get an even better deal.
How much is a flight to Southern Idaho?
In the last seven days, return airfares to Southern Idaho sold from just ₩879,000 and reached a maximum of ₩1,575,500. For one-way trips taking off from Seoul (ICN), the lowest amount paid during this same period was ₩705,100.
What are the most popular airports to fly into in Southern Idaho?
Boise Airport (BOI) is the main jumping-off point for those traveling to Southern Idaho. Approximately 1,994 monthly flights touch down at this airport.
When is the cheapest time to fly to Southern Idaho?
Departing on a Tuesday, followed by a Monday, is generally the best way to pick up the cheapest deal. Stay away from the weekends if possible, because Saturday is typically the costliest day. Spend the money you saved enjoying yourself in Southern Idaho instead!
How much is a plane ticket to Southern Idaho?
In the last seven days, plane fares varied between ₩879,000 and ₩1,575,500. Take a look at our fabulous deals to Southern Idaho, make a booking and then start packing your suitcase.
What months are the cheapest to book a flight to Southern Idaho?
The ideal month to book affordable flights to Southern Idaho is February. Keep in mind that in the United States, an expensive time to purchase a ticket is the month of December.
Flights to Southern Idaho information
Destination airport
Jackson Hole
Destination airport IATA code
JAC
Destination city name
Jackson Hole
Roundtrip price
₩439,300

Trending flights to Southern Idaho

Prices were available within the past 7 days and start at ₩705,100 for one-way flights and ₩879,000 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Sat, Feb 7 - Wed, Feb 25
ICN
Seoul
IDA
Idaho Falls
₩879,000 Roundtrip, found 5 days ago
₩879,000
Roundtrip
found 5 days ago
Select Hawaiian Airlines flight, departing Sat, Feb 7 from Seoul to Idaho Falls, returning Wed, Feb 25, priced at ₩879,000 found 5 days ago
*Available to Expedia members.