￥11,550 Cheap Flights to Southwest Idaho, ID

View ￥11,550 flight on Sat, Mar 28, 2026Opens in a new window

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How much is the cheapest flight to Southwest Idaho?

Prices were available within the past 7 days and start at ￥11,550 for one-way flights and ￥24,500 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Mon, Jan 26 - Sat, Jan 31
SMF
Sacramento
BOI
Boise
￥24,500 Roundtrip, found 1 day ago
￥24,500
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Mon, Jan 26 from Sacramento to Boise, returning Sat, Jan 31, priced at ￥24,500 found 1 day ago
Delta
Mon, Jan 26 - Sat, Jan 31
SMF
Sacramento
BOI
Boise
￥27,660 Roundtrip, found 1 day ago
￥27,660
Roundtrip
found 1 day ago
Select Delta flight, departing Mon, Jan 26 from Sacramento to Boise, returning Sat, Jan 31, priced at ￥27,660 found 1 day ago
American Airlines
Sat, Jan 17 - Sun, Jan 18
SMF
Sacramento
BOI
Boise
￥67,440 Roundtrip, found 22 hours ago
￥67,440
Roundtrip
found 22 hours ago
Select American Airlines flight, departing Sat, Jan 17 from Sacramento to Boise, returning Sun, Jan 18, priced at ￥67,440 found 22 hours ago
United
Tue, Jan 20 - Tue, Feb 3
HND
Tokyo
BOI
Boise
￥91,940 Roundtrip, found 1 day ago
￥91,940
Roundtrip
found 1 day ago
Select United flight, departing Tue, Jan 20 from Tokyo to Boise, returning Tue, Feb 3, priced at ￥91,940 found 1 day ago
Korean Air
Mon, Jan 26 - Thu, Jan 29
ICN
Seoul
BOI
Boise
￥125,910 Roundtrip, found 19 hours ago
￥125,910
Roundtrip
found 19 hours ago
Select Korean Air flight, departing Mon, Jan 26 from Seoul to Boise, returning Thu, Jan 29, priced at ￥125,910 found 19 hours ago

Expedia is the largest online travel agency which means that Expedia have access to cheap airline tickets. So make sure you check Expedia regularly for these bargain flights because the cheapest airline ticket deals sell out fast.

If you're looking to save even more, find additional savings by combining your Southwest Idaho flight with a hotel to create a personalized bargain travel package. Early birds can discover fantastic savings by booking in advance, while last minute travelers can enjoy great last minute deals. With Expedia, there’s no shortage of options to save even more on your Southwest Idaho trip!

Frequently asked questions

How do I find cheap flights to Southwest Idaho that have flexible change policies?
It's as easy as 1-2-3 with Expedia. Step 1: Type in your preferred dates and destination and click on the "Search" button. Step 2: Check "No change fee" below the "Flexible change policies" filter on the top left of your screen. Step 3. Bag a flexible and cheap fare to Southwest Idaho.
Which airlines fly to Southwest Idaho?
You can choose from various airlines that offer flights into or near Southwest Idaho. Here are some of the best of them:

  • Alaska Airlines - 785 flights to or near Southwest Idaho each month, including 754 flights to Boise Airport (BOI) and 30 flights to Friedman Memorial Airport (SUN) per month.
  • Delta Air Lines - 550 flights to or near Southwest Idaho each month, including 489 flights to Boise Airport (BOI) and 60 flights to Friedman Memorial Airport (SUN) per month.
  • United Airlines - 347 flights to or near Southwest Idaho each month, including 303 flights to Boise Airport (BOI) and 43 flights to Friedman Memorial Airport (SUN) per month.

How can I find cheap tickets to Southwest Idaho?
One of the easiest ways to find cheap tickets to Southwest Idaho is to be flexible with your travel dates. Search for your flights, then click "flexible dates" above the results. It will reveal the cheapest prices for nearby days. The lowest price for a flight to Southwest Idaho in the last seven days was ￥24,500. Booking well ahead of time will generally help you get an even bigger bargain.
How much is a flight to Southwest Idaho?
The price of a round-trip airfare to Southwest Idaho in the last seven days ranged between ￥24,500 and ￥125,910. If you were heading one way from Sacramento (SMF), you could have landed a low-cost fare from just ￥11,550.
What are the most popular airports to fly into in Southwest Idaho?
Pack your suitcase and cruise into one of these busy Southwest Idaho airports:

  • Boise Airport (BOI) - 1,994 flights per month.
  • Friedman Memorial Airport (SUN) - 134 flights per month.

How much is a plane ticket to Southwest Idaho?
In the last seven days, tickets ranged between ￥24,500 and ￥125,910. Scroll through our great deals to Southwest Idaho, pick your favorite and get ready for your next fun vacation!
What months are the cheapest to book a flight to Southwest Idaho?
To bag cheap flights to Southwest Idaho, book sometime in February when the price of fares are at their lowest. The most expensive time to book? In the U.S, it's the month of December.
Flights to Southwest Idaho information
Destination airport
Boise
Destination airport IATA code
BOI
Destination city name
Boise
Roundtrip price
￥23,640

Trending flights to Southwest Idaho

Prices were available within the past 7 days and start at ￥11,550 for one-way flights and ￥24,500 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Jan 20 - Tue, Feb 3
HND
Tokyo
BOI
Boise
￥91,940 Roundtrip, found 1 day ago
￥91,940
Roundtrip
found 1 day ago
Select United flight, departing Tue, Jan 20 from Tokyo to Boise, returning Tue, Feb 3, priced at ￥91,940 found 1 day ago

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