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Idaho Falls

$120+ Cheap flights from Fresno to Idaho Falls (FAT - 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 9/14. Fares are subject to change and may not be available on all flights or dates of travel.
FAT — IDA
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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Cheap flight deals from Fresno to Idaho Falls

Discover tips and strategies to find the most affordable flight options for your journey from Fresno (FAT) to Idaho Falls (IDA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 14, 2025.

Round-trip from

$371
(Alaska Airlines)

One-way from

$120
(Kiwi.com)

Popular in

June

Cheapest in

December

Average price

$516
From Fresno Airterminal to Idaho Falls Fanning Field
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One-way flight from Fresno Airterminal to Idaho Falls Fanning Field
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Highest demand for flights based on searches. 7% potential increase in price ($35 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Fresno to Idaho Falls

Cheapest flights from Fresno to Idaho Falls
Explore the most affordable flight options available from Fresno to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This Alaska Airlines deal was found by Cheapflights users on 8/13. 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.
Sat 10/114:42 pmFAT - IDA
1 stop4h 56mAlaska Airlines
Mon 10/136:00 amIDA - FAT
1 stop5h 19mAlaska Airlines
Deal found 8/13$371
This Alaska Airlines deal was found by Cheapflights users on 8/13. 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.
Thu 10/94:42 pmFAT - IDA
1 stop21h 56mAlaska Airlines
Tue 10/146:00 amIDA - FAT
1 stop15h 08mAlaska Airlines
Deal found 8/13$382
This Kiwi.com deal was found by Cheapflights users on 8/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/285:54 pmFAT - IDA
1 stop21h 05mAllegiant Air
Mon 9/16:33 pmIDA - FAT
1 stop19h 39mAllegiant Air
Deal found 8/13$390
This Alaska Airlines deal was found by Cheapflights users on 8/13. 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.
Sat 9/272:36 pmFAT - IDA
2 stops7h 03mAlaska Airlines
Mon 10/66:00 amIDA - FAT
1 stop5h 19mAlaska Airlines
Deal found 8/13$454
This Alaska Airlines deal was found by Cheapflights users on 8/14. 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.
Thu 10/94:42 pmFAT - IDA
1 stop21h 56mAlaska Airlines
Sun 10/124:15 pmIDA - FAT
1 stop24h 32mAlaska Airlines
Deal found 8/14$473
This Alaska Airlines deal was found by Cheapflights users on 8/14. 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.
Mon 8/257:45 pmFAT - IDA
1 stop18h 32mAlaska Airlines
Wed 8/276:13 amIDA - FAT
1 stop6h 03mAlaska Airlines
Deal found 8/14$520

Cheapflights Fare Finder

 
Customize your flight search to find flights from Fresno 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 August 14, 2025.
Use the filters below to find and compare flights from Fresno to Idaho Falls that are best for you.

Fly from

Fresno

Fly to

Idaho Falls

Route

Depart

Return

Price

FresnoIdaho Falls

FAT - IDA

FATIDA

Fresno Airterminal

Sat 10/11

4:42 pm-10:38 pm

1 stop4h 56m

Idaho Falls Fanning Field

Mon 10/13

6:00 am-10:19 am

1 stop5h 19m

$371

FresnoIdaho Falls

FAT - IDA

FATIDA

Fresno Airterminal

Thu 10/9

4:42 pm-3:38 pm

1 stop21h 56m

Idaho Falls Fanning Field

Tue 10/14

6:00 am-8:08 pm

1 stop15h 08m

$382

FresnoIdaho Falls

FAT - IDA

FATIDA

Fresno Airterminal

Thu 8/28

5:54 pm-3:59 pm

1 stop21h 05m

Idaho Falls Fanning Field

Mon 9/1

6:33 pm-1:12 pm

1 stop19h 39m

$390

FresnoIdaho Falls

FAT - IDA

FATIDA

Fresno Airterminal

Sat 9/27

2:36 pm-10:39 pm

2 stops7h 03m

Idaho Falls Fanning Field

Mon 10/6

6:00 am-10:19 am

1 stop5h 19m

$454

FresnoIdaho Falls

FAT - IDA

FATIDA

Fresno Airterminal

Thu 10/9

4:42 pm-3:38 pm

1 stop21h 56m

Idaho Falls Fanning Field

Sun 10/12

4:15 pm-3:47 pm

1 stop24h 32m

$473

FresnoIdaho Falls

FAT - IDA

FATIDA

Fresno Airterminal

Mon 8/25

7:45 pm-3:17 pm

1 stop18h 32m

Idaho Falls Fanning Field

Wed 8/27

6:13 am-11:16 am

1 stop6h 03m

$520

FresnoIdaho Falls

FAT - IDA

FATIDA

Fresno Airterminal

Sun 9/14

9:58 pm-2:49 pm

1 stop15h 51m

$120

FresnoIdaho Falls

FAT - IDA

FATIDA

Fresno Airterminal

Sun 9/14

9:58 pm-8:49 pm

2 stops21h 51m

$160

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Best time to book a flight from Fresno to Idaho Falls

Have a flexible travel schedule? Discover the best time to fly to Idaho Falls from Fresno 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 Fresno to Idaho Falls

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

Currently, October is the cheapest month in which you can book a flight from Fresno to Idaho Falls (average of $380). Flying from Fresno 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.

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

Find hourly flight availability from Fresno 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 August 14, 2025.

When flying from Fresno to Idaho Falls, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 31% versus a flight at noon.

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 August 14, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines and Delta from Fresno to Idaho Falls to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.0

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.0

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,980 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.0

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Fresno 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 are the cheapest airlines flying from Fresno to Idaho Falls round-trip?

    According to our current data, Alaska Airlines ($190), and Delta ($230) offers the cheapest pricing from Fresno to Idaho Falls. Alaska Airlines is 56% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Fresno 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 Fresno to Idaho Falls?

    Currently, October is the cheapest month in which you can book a flight from Fresno to Idaho Falls (average of $380). Flying from Fresno 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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Top 2 airlines flying from Fresno to Idaho Falls

Discover the top 2 airlines that operate flights from Fresno 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 August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$190Average$381FlexibilityNo cancel feeOn-time75%
DeltaCheapest$230Average$391FlexibilityNo cancel feeOn-timeN/A

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