Alaska Airlines Flights from Idaho Falls to Boise
expand_more
1 Passenger
expand_moretoday
today
Lowest fares from Idaho Falls to Boise
location_on
location_on
One-way low-fare flights Idaho Falls to Boise.*
flight_takeoff
flight_land
$
From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| Idaho Falls (IDA) | Boise (BOI) | One-way | Saver | Depart: May 16, 2026 | From $137 Seen: 10 hours ago | |
| Idaho Falls (IDA) | Boise (BOI) | One-way | Saver | Depart: May 19, 2026 | From $171 Seen: 10 hours ago | |
| Idaho Falls (IDA) | Boise (BOI) | One-way | Saver | Depart: May 13, 2026 | From $177 Seen: 10 hours ago | |
| Idaho Falls (IDA) | Boise (BOI) | One-way | Saver | Depart: May 20, 2026 | From $177 Seen: 10 hours ago | |
| Idaho Falls (IDA) | Boise (BOI) | One-way | Saver | Depart: May 25, 2026 | From $223 Seen: 10 hours ago | |
| Idaho Falls (IDA) | Boise (BOI) | One-way | Saver | Depart: May 26, 2026 | From $223 Seen: 10 hours ago | |
| Idaho Falls (IDA) | Boise (BOI) | One-way | Saver | Depart: May 27, 2026 | From $223 Seen: 10 hours ago | |
| Idaho Falls (IDA) | Boise (BOI) | One-way | Saver | Depart: May 29, 2026 | From $223 Seen: 10 hours ago |
*Displayed prices have been available within the past 24 hours and may not be available at the time of booking. Fares listed may be Saver fares, which is our most restrictive fare option and subject to additional restrictions. For roundtrip journeys, the price displayed—available within the past 24 hours—is the aggregate of the lowest available fare each way. Additional baggage charges and fees for optional products and services may apply. Other terms and conditions may apply.