Cheap Flights To Idaho Falls 2026

Idaho Falls Flights as Low as $301

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Delta
Tue, Sep 29 - Fri, Oct 2
LAS
Harry Reid Intl.
IDA
Idaho Falls Regional
$301
Roundtrip
found 23 hours ago
Select Delta flight, departing Tue, Sep 29 from Harry Reid Intl. to Idaho Falls Regional, returning Fri, Oct 2, priced at $301 found 23 hours ago
Delta
Tue, Sep 22 - Mon, Sep 28
LAS
Harry Reid Intl.
IDA
Idaho Falls Regional
$314
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Sep 22 from Harry Reid Intl. to Idaho Falls Regional, returning Mon, Sep 28, priced at $314 found 2 days ago
Alaska Airlines
Delta
Sat, Oct 3 - Tue, Oct 20
IAH
George Bush Intercontinental
IDA
Idaho Falls Regional
$321
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Oct 3 from George Bush Intercontinental to Idaho Falls Regional, returning Tue, Oct 20, priced at $321 found 1 day ago
Delta
Tue, Sep 22 - Tue, Oct 6
IAH
George Bush Intercontinental
IDA
Idaho Falls Regional
$326
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Sep 22 from George Bush Intercontinental to Idaho Falls Regional, returning Tue, Oct 6, priced at $326 found 1 day ago
Alaska Airlines
Delta
Wed, Sep 30 - Mon, Oct 19
IAH
George Bush Intercontinental
IDA
Idaho Falls Regional
$335
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Sep 30 from George Bush Intercontinental to Idaho Falls Regional, returning Mon, Oct 19, priced at $335 found 1 day ago
Alaska Airlines
United
Alaska Airlines
United
Thu, Sep 24 - Thu, Oct 1
AUS
Austin-Bergstrom Intl.
IDA
Idaho Falls Regional
$339
Roundtrip
found 1 day ago
Select United flight, departing Thu, Sep 24 from Austin-Bergstrom Intl. to Idaho Falls Regional, returning Thu, Oct 1, priced at $339 found 1 day ago
Delta
Mon, Sep 28 - Sun, Oct 4
LAS
Harry Reid Intl.
IDA
Idaho Falls Regional
$343
Roundtrip
found 23 hours ago
Select Delta flight, departing Mon, Sep 28 from Harry Reid Intl. to Idaho Falls Regional, returning Sun, Oct 4, priced at $343 found 23 hours ago
United
Delta
Sun, Oct 4 - Mon, Oct 19
IAH
George Bush Intercontinental
IDA
Idaho Falls Regional
$344
Roundtrip
found 1 day ago
Select Delta flight, departing Sun, Oct 4 from George Bush Intercontinental to Idaho Falls Regional, returning Mon, Oct 19, priced at $344 found 1 day ago
American Airlines

Idaho Falls Flight Travel Guide

Do you have a travel itch? Maybe it's time to book a flight to Idaho Falls. And with the AARP Travel Center Powered by Expedia®, you're in good hands. With the best rates from Expedia combined with members-only discounts, AARP Travel offers members the best price in travel, guaranteed. As an AARP member, you'll get exclusive rates on car rentals and hotels, and pay no booking fees on flights.

If your travel dates are flexible, we'll have more deals to show you. In other words, you will have a better chance of finding that cheap flight you've been looking for.

Airport Transportation

Once you've got your flight scheduled to Idaho Falls, you may want to book a vehicle so you can get around Idaho Falls. You can request Idaho Falls car rentals under our cars tab and get into the car right when you step outside. For more information, check out the Idaho Falls (and vicinity) Car Rentals Guide.

Things to Do in Idaho Falls

Not sure where to start? Not to worry—there's plenty to do in this city. Idaho Falls has so much to do, and we can help you get started.

If you're looking for some fun activities to do in Idaho Falls, make sure you check out our "Things to Do in Idaho Falls (and vicinity)" page for excursions and activities for the whole family.

Where to Stay in Idaho Falls

Idaho Falls has hotel options in the area, so you'll have no issues finding a place to stay close to all the things you want to see. If you need to stay close to the airport, or another attraction in Idaho Falls, check out our hotel listings page. No matter where you stay, just remember that you'll get the best price out there when you book your stay with us.

Booking Your Trip

Once you have decided when you want to visit, allow us here at AARP Travel to connect you with inexpensive tickets to Idaho Falls. Do not wait a second longer—book your airfare today and land in Idaho Falls tomorrow.