Flights to Southern Idaho, Idaho from NT$10,017

View NT$3,105 flight on Sat, 2026/2/28Opens 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 NT$3,105 for one-way flights and NT$10,017 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, Jan 28 - Sun, Feb 1
PHX
Phoenix
BOI
Boise
NT$10,017 Roundtrip, found 1 day ago
NT$10,017
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Jan 28 from Phoenix to Boise, returning Sun, Feb 1, priced at NT$10,017 found 1 day ago
American Airlines
Fri, Jan 30 - Tue, Feb 3
PHX
Phoenix
BOI
Boise
NT$10,783 Roundtrip, found 15 hours ago
NT$10,783
Roundtrip
found 15 hours ago
Select American Airlines flight, departing Fri, Jan 30 from Phoenix to Boise, returning Tue, Feb 3, priced at NT$10,783 found 15 hours ago
United
Wed, Jan 28 - Sun, Feb 1
PHX
Phoenix
BOI
Boise
NT$11,569 Roundtrip, found 1 day ago
NT$11,569
Roundtrip
found 1 day ago
Select United flight, departing Wed, Jan 28 from Phoenix to Boise, returning Sun, Feb 1, priced at NT$11,569 found 1 day ago
Cathay Pacific
Sat, May 2 - Sat, May 9
KHH
Kaohsiung
BOI
Boise
NT$32,887 Roundtrip, just found
NT$32,887
Roundtrip
just found
Select Cathay Pacific flight, departing Sat, May 2 from Kaohsiung to Boise, returning Sat, May 9, priced at NT$32,887 just found
EVA Airways
Mon, Feb 23 - Mon, Mar 2
KHH
Kaohsiung
IDA
Idaho Falls
NT$44,566 Roundtrip, found 5 days ago
NT$44,566
Roundtrip
found 5 days ago
Select EVA Airways flight, departing Mon, Feb 23 from Kaohsiung to Idaho Falls, returning Mon, Mar 2, priced at NT$44,566 found 5 days ago

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 NT$10,017. 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 NT$10,017 and reached a maximum of NT$44,566. For one-way trips taking off from Phoenix (PHX), the lowest amount paid during this same period was NT$3,105.
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 NT$10,017 and NT$44,566. 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.

Travel information

Destination airport
Boise
Destination airport IATA code
BOI
Destination city name
Boise
Roundtrip price
NT$10,017

Trending flights to Southern Idaho

Prices were available within the past 7 days and start at NT$3,105 for one-way flights and NT$10,017 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, Feb 25 - Wed, Mar 4
TPE
Taipei
BOI
Boise
NT$22,902 Roundtrip, found 3 days ago
NT$22,902
Roundtrip
found 3 days ago
Select Delta flight, departing Wed, Feb 25 from Taipei to Boise, returning Wed, Mar 4, priced at NT$22,902 found 3 days ago

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