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Idaho Falls

$215+ Cheap flights from Jacksonville to Idaho Falls (JAX - 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 10/25. Fares are subject to change and may not be available on all flights or dates of travel.
JAX — IDA
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
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 11, 2025.

Round-trip from

$319
(United Airlines)

One-way from

$215
(American Airlines)

Popular in

March

Cheapest in

February

Average price

$496
From Jacksonville to Idaho Falls Fanning Field
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One-way flight from Jacksonville to Idaho Falls Fanning Field
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Highest demand for flights based on searches. 12% potential increase in price ($98 potential increase over avg. RT price).
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Cheapest flight prices on average. 9% potential price decrease ($62 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 11, 2025.

This United Airlines deal was found by Cheapflights users on 9/9. 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.
Tue 9/237:00 amJAX - IDA
2 stops12h 23mUnited Airlines
Tue 9/305:00 amIDA - JAX
1 stop8h 13mUnited Airlines
Deal found 9/9$319
This American Airlines deal was found by Cheapflights users on 9/9. 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.
Fri 10/174:27 pmJAX - IDA
1 stop7h 22mAmerican Airlines
Sun 10/191:11 pmIDA - JAX
1 stop7h 27mAmerican Airlines
Deal found 9/9$440
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/174:20 pmJAX - IDA
1 stop8h 29mUnited Airlines
Sun 10/197:00 amIDA - JAX
1 stop6h 13mUnited Airlines
Deal found 9/9$577
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Tue 9/168:20 amJAX - IDA
1 stop8h 51mUnited Airlines
Thu 9/182:35 pmIDA - JAX
1 stop6h 34mUnited Airlines
Deal found 9/11$656

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 11, 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

Tue 9/23

7:00 am-5:23 pm

2 stops12h 23m

Idaho Falls Fanning Field

Tue 9/30

5:00 am-3:13 pm

1 stop8h 13m

$319

JacksonvilleIdaho Falls

JAX - IDA

JAXIDA

Jacksonville

Fri 10/17

4:27 pm-9:49 pm

1 stop7h 22m

Idaho Falls Fanning Field

Sun 10/19

1:11 pm-10:38 pm

1 stop7h 27m

$440

JacksonvilleIdaho Falls

JAX - IDA

JAXIDA

Jacksonville

Fri 10/17

4:20 pm-10:49 pm

1 stop8h 29m

Idaho Falls Fanning Field

Sun 10/19

7:00 am-3:13 pm

1 stop6h 13m

$577

JacksonvilleIdaho Falls

JAX - IDA

JAXIDA

Jacksonville

Fri 10/17

10:44 am-10:38 pm

2 stops13h 54m

Idaho Falls Fanning Field

Sun 10/19

6:00 am-8:32 pm

2 stops12h 32m

$4,129

JacksonvilleIdaho Falls

JAX - IDA

JAXIDA

Jacksonville

Sat 10/25

7:22 am-12:24 pm

1 stop7h 02m

$215

JacksonvilleIdaho Falls

JAX - IDA

JAXIDA

Jacksonville

Sat 10/25

11:21 am-8:52 pm

2 stops11h 31m

$220

JacksonvilleIdaho Falls

JAX - IDA

JAXIDA

Jacksonville

Mon 10/20

4:20 pm-10:49 pm

1 stop8h 29m

$260

JacksonvilleIdaho Falls

JAX - IDA

JAXIDA

Jacksonville

Mon 12/29

8:00 am-3:22 pm

1 stop9h 22m

$260

JacksonvilleIdaho Falls

JAX - IDA

JAXIDA

Jacksonville

Sat 10/25

8:00 am-10:38 pm

3 stops16h 38m

$533

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

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.

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

Find hourly flight availability from Jacksonville 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 11, 2025.

A simple way to save on the total cost of your ticket is to fly from Jacksonville to Idaho Falls in the morning. If you’re flexible enough to do this you can expect to save up to 18% on your trip compared to booking 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 September 11, 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
8,937 reviews

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Crew

8.1

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,937 reviews
United Airlines
7.4
Good
8,937 reviews

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Crew

8.1

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,937 reviews

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Crew

8.1

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

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 22m. Your travel time can differ by up to 5h 01m. 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 57% 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 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$288Average$538FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$434Average$653FlexibilityNo cancel feeOn-time69%

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