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Idaho Falls

$314+ Cheap flights from Jacksonville to Idaho Falls (JAX - IDA)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/23. Fares are subject to change and may not be available on all flights or dates of travel.
JAX — IDA
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Jacksonville to Idaho Falls

Discover tips and strategies to find the most affordable flight options for your journey from Jacksonville (JAX) 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 September 17, 2025.

Round-trip from

$314
(United Airlines)

Popular in

March

Cheapest in

February

Average price

$397
From Jacksonville to Idaho Falls Fanning Field
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($109 potential increase over avg. RT price).
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Cheapest flight prices on average. 11% potential price decrease ($69 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Jacksonville to Idaho Falls

Cheapest flights from Jacksonville to Idaho Falls
Explore the most affordable flight options available from Jacksonville to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This United Airlines deal was found by Cheapflights users on 9/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/234:20 pmJAX - IDA
1 stop8h 29mUnited Airlines
Mon 10/272:45 pmIDA - JAX
1 stop6h 30mUnited Airlines
Deal found 9/16$314
This American Airlines deal was found by Cheapflights users on 9/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/237:00 amJAX - IDA
1 stop7h 41mAmerican Airlines
Mon 10/276:52 amIDA - JAX
2 stops12h 52mAmerican Airlines
Deal found 9/16$319
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/14:20 pmJAX - IDA
1 stop8h 29mUnited Airlines
Sun 10/52:35 pmIDA - JAX
1 stop6h 40mUnited Airlines
Deal found 9/15$412
This American Airlines deal was found by Cheapflights users on 9/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/76:01 amJAX - IDA
1 stop9h 26mAmerican Airlines
Sat 12/131:58 pmIDA - JAX
1 stop6h 30mAmerican Airlines
Deal found 9/17$414
This American Airlines deal was found by Cheapflights users on 9/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/217:00 amJAX - IDA
1 stop7h 25mAmerican Airlines
Thu 10/2312:55 pmIDA - JAX
1 stop7h 06mAmerican Airlines
Deal found 9/16$421
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1011:54 amJAX - IDA
2 stops12h 55mUnited Airlines
Wed 10/155:56 pmIDA - JAX
2 stops14h 58mUnited Airlines
Deal found 9/15$602

Cheapflights Fare Finder

 
Customize your flight search to find flights from Jacksonville 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 17, 2025.
Use the filters below to find and compare flights from Jacksonville to Idaho Falls that are best for you.

Fly from

Jacksonville

Fly to

Idaho Falls

Route

Depart

Return

Price

JacksonvilleIdaho Falls

JAX - IDA

JAXIDA

Jacksonville

Thu 10/23

4:20 pm-10:49 pm

1 stop8h 29m

Idaho Falls Fanning Field

Mon 10/27

2:45 pm-11:15 pm

1 stop6h 30m

$314

JacksonvilleIdaho Falls

JAX - IDA

JAXIDA

Jacksonville

Thu 10/23

7:00 am-12:41 pm

1 stop7h 41m

Idaho Falls Fanning Field

Mon 10/27

6:52 am-9:44 pm

2 stops12h 52m

$319

JacksonvilleIdaho Falls

JAX - IDA

JAXIDA

Jacksonville

Wed 10/1

4:20 pm-10:49 pm

1 stop8h 29m

Idaho Falls Fanning Field

Sun 10/5

2:35 pm-11:15 pm

1 stop6h 40m

$412

JacksonvilleIdaho Falls

JAX - IDA

JAXIDA

Jacksonville

Sun 12/7

6:01 am-1:27 pm

1 stop9h 26m

Idaho Falls Fanning Field

Sat 12/13

1:58 pm-10:28 pm

1 stop6h 30m

$414

JacksonvilleIdaho Falls

JAX - IDA

JAXIDA

Jacksonville

Tue 10/21

7:00 am-12:25 pm

1 stop7h 25m

Idaho Falls Fanning Field

Thu 10/23

12:55 pm-10:01 pm

1 stop7h 06m

$421

JacksonvilleIdaho Falls

JAX - IDA

JAXIDA

Jacksonville

Fri 10/10

11:54 am-10:49 pm

2 stops12h 55m

Idaho Falls Fanning Field

Wed 10/15

5:56 pm-10:54 am

2 stops14h 58m

$602

JacksonvilleIdaho Falls

JAX - IDA

JAXIDA

Jacksonville

Mon 12/29

4:39 pm-9:56 am

2 stops19h 17m

$421

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Best time to book a flight from Jacksonville to Idaho Falls

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

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

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

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 17, 2025.
Get a feel of what it's like to fly with United Airlines and American Airlines from Jacksonville to Idaho Falls by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,926 reviews

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
United Airlines
7.4
Good
8,926 reviews
United Airlines
7.4
Good
8,926 reviews

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,926 reviews

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.

Related info for your journey

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

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

    United Airlines and American Airlines can get you from Jacksonville to Idaho Falls in just under 7h 41m. Your travel time can differ by up to 48m. The distance from Jacksonville to Idaho Falls is about 1886 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Jacksonville to Idaho Falls round-trip?

    Cheapflights users have booked flights from Jacksonville to Idaho Falls round-trip from $288. Another airline that can offer you cheap pricing is United Airlines. These flights start at 56% lower than the current average price 3 months from now.

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

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

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

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

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

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

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

Discover the top 2 airlines that operate flights from Jacksonville 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 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$288Average$538FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$434Average$653FlexibilityNo cancel feeOn-time69%

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