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Idaho Falls

$158+ Cheap flights from Idaho to Idaho Falls (IDA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/21. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — IDA
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Idaho to Idaho Falls

Keep the following information in mind while searching for Idaho to Idaho Falls flight deals. Data was last updated September 15, 2025.

Round-trip from

$322
(Alaska Airlines)

One-way from

$158
(Hawaiian Airlines)
From Idaho to Idaho Falls Fanning Field
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One-way flight from Idaho to Idaho Falls Fanning Field
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Find flight deals from Idaho to Idaho Falls

Cheapest flights from Idaho to Idaho Falls
Explore the most affordable flight options available from Idaho to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This Hawaiian Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/75:54 pmGEG - IDA
1 stop3h 44mHawaiian Airlines
Sat 10/116:00 amIDA - GEG
1 stop7h 37mHawaiian Airlines
Deal found 9/14$322
This Delta deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/194:43 pmGEG - IDA
1 stop4h 36mDelta
Sun 11/236:00 amIDA - GEG
1 stop4h 07mDelta
Deal found 9/15$337
This Kiwi.com deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/219:06 pmGEG - IDA
1 stop16h 43mMultiple Airlines
Fri 10/310:57 pmIDA - GEG
2 stops37h 01mMultiple Airlines
Deal found 9/12$339
This Alaska Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3110:17 amGEG - IDA
1 stop12h 50mAlaska Airlines
Wed 1/78:00 amIDA - GEG
1 stop4h 00mAlaska Airlines
Deal found 9/14$342
This Delta deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/76:10 amGEG - IDA
2 stops15h 05mDelta
Sat 10/116:00 amIDA - GEG
1 stop4h 03mDelta
Deal found 9/12$345
This Alaska Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/307:00 amGEG - IDA
1 stop6h 06mAlaska Airlines
Wed 1/78:00 amIDA - GEG
1 stop4h 00mAlaska Airlines
Deal found 9/14$346
This Delta deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/86:10 amGEG - IDA
2 stops11h 03mDelta
Mon 11/106:57 pmIDA - GEG
1 stop5h 54mDelta
Deal found 9/14$362
This Alaska Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/307:00 amGEG - IDA
1 stop6h 06mAlaska Airlines
Thu 1/88:00 amIDA - GEG
1 stop5h 50mAlaska Airlines
Deal found 9/14$367
This Alaska Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/712:34 pmGEG - IDA
2 stops9h 04mAlaska Airlines
Sat 10/116:00 amIDA - GEG
1 stop7h 37mAlaska Airlines
Deal found 9/13$371
This Alaska Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3110:17 amGEG - IDA
1 stop12h 50mAlaska Airlines
Tue 1/66:00 amIDA - GEG
1 stop9h 11mAlaska Airlines
Deal found 9/14$372
This Alaska Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/307:00 amGEG - IDA
1 stop6h 06mAlaska Airlines
Tue 1/62:43 pmIDA - GEG
1 stop5h 17mAlaska Airlines
Deal found 9/14$376
This Delta deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2612:28 pmLWS - IDA
1 stop4h 49mDelta
Sat 11/296:00 amIDA - LWS
1 stop6h 47mDelta
Deal found 9/14$1,058

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho to Idaho Falls that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 15, 2025.
Use the filters below to find and compare flights from Idaho to Idaho Falls that are best for you.

Fly from

Idaho

Fly to

Idaho Falls

Route

Depart

Return

Price

SpokaneIdaho Falls

GEG - IDA

GEGIDA

Spokane

Tue 10/7

5:54 pm-10:38 pm

1 stop3h 44m

Idaho Falls Fanning Field

Sat 10/11

6:00 am-12:37 pm

1 stop7h 37m

$322

SpokaneIdaho Falls

GEG - IDA

GEGIDA

Spokane

Wed 11/19

4:43 pm-10:19 pm

1 stop4h 36m

Idaho Falls Fanning Field

Sun 11/23

6:00 am-9:07 am

1 stop4h 07m

$337

SpokaneIdaho Falls

GEG - IDA

GEGIDA

Spokane

Tue 10/14

4:50 pm-10:15 pm

1 stop4h 25m

Idaho Falls Fanning Field

Thu 10/16

1:15 pm-3:53 pm

1 stop3h 38m

$337

SpokaneIdaho Falls

GEG - IDA

GEGIDA

Spokane

Sun 9/21

9:06 pm-2:49 pm

1 stop16h 43m

Idaho Falls Fanning Field

Fri 10/3

10:57 pm-10:58 am

2 stops37h 01m

$339

SpokaneIdaho Falls

GEG - IDA

GEGIDA

Spokane

Sat 11/8

7:35 am-3:13 pm

1 stop6h 38m

Idaho Falls Fanning Field

Mon 11/10

3:50 pm-9:14 pm

1 stop6h 24m

$339

SpokaneIdaho Falls

GEG - IDA

GEGIDA

Spokane

Tue 10/7

6:10 am-10:15 pm

2 stops15h 05m

Idaho Falls Fanning Field

Sat 10/11

6:00 am-9:03 am

1 stop4h 03m

$345

SpokaneIdaho Falls

GEG - IDA

GEGIDA

Spokane

Sat 11/8

6:10 am-6:13 pm

2 stops11h 03m

Idaho Falls Fanning Field

Mon 11/10

6:57 pm-11:51 pm

1 stop5h 54m

$362

LewistonIdaho Falls

LWS - IDA

LWSIDA

Lewiston Nez Perce Rgnl

Wed 11/26

12:28 pm-6:17 pm

1 stop4h 49m

Idaho Falls Fanning Field

Sat 11/29

6:00 am-11:47 am

1 stop6h 47m

$1,058

SpokaneIdaho Falls

GEG - IDA

GEGIDA

Spokane

Tue 10/21

5:54 pm-10:38 pm

1 stop3h 44m

$158

SpokaneIdaho Falls

GEG - IDA

GEGIDA

Spokane

Tue 10/21

5:05 am-12:33 pm

2 stops6h 28m

$164

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 18 results
1
2

Best time to book a flight from Idaho to Idaho Falls

Have a flexible travel schedule? Discover the best time to fly to Idaho Falls from Idaho with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Idaho to Idaho Falls

What is the cheapest time of day to fly from ID to IDA?

Find hourly flight availability from Idaho to Idaho Falls. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

When flying from Idaho to Idaho Falls, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Idaho Falls

Get insights into the airlines that provide service to Idaho Falls. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Idaho Falls. Reviews last updated September 15, 2025.
Read through reviews of airlines operating flights from Idaho to Idaho Falls, such as Delta. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,954 reviews

Crew

8.5

Overall

8.0

Food

7.3

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,954 reviews
Delta
8.0
Very good
7,954 reviews

Crew

8.5

Overall

8.0

Food

7.3

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Idaho to Idaho Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Idaho Falls from Idaho?

    Idaho Falls Fanning Field (IDA) is the airport you will fly into if you book a flight from Idaho to Idaho Falls. It is only a 3.8 mi journey from Fanning Field (IDA) to Idaho Falls’s city center.

  • How long is the flight from Idaho to Idaho Falls?

    For as low as $322, Hawaiian Airlines can have you in Idaho Falls from Idaho in 3h 44m. There are 387 mi between Idaho and Idaho Falls. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Idaho to Idaho Falls one-way?

    The cheapest airlines for a one-way flight from Idaho to Idaho Falls are Hawaiian Airlines ($158), Delta ($164), and Alaska Airlines ($178).

  • Can I find deals for flights from Idaho to Idaho Falls that include hotel bookings?

    Yes. In addition to deals on Idaho to Idaho Falls flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Idaho to Idaho Falls?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho to Idaho Falls.

  • Can I find deals for business class flights from Idaho to Idaho Falls?

    Yes. Cheapflights offers flight deals from Idaho to Idaho Falls by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Idaho to Idaho Falls?

    Currently, October is the cheapest month in which you can book a flight from Idaho to Idaho Falls (average of $380). Flying from Idaho to Idaho Falls in December is currently the most expensive (average of $578). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Idaho Falls?

Book flights to Idaho Falls if you plan to visit one of these locations
Rexburg

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Alternative routes for Idaho to Idaho Falls

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Top airline flying from Idaho to Idaho Falls

Discover the top airline that operate flights from Idaho to Idaho Falls. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$336Average$440FlexibilityNo cancel feeOn-timeN/A

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