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$151+ Cheap flights from Idaho to Jacksonville (JAX)

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 12/31. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — JAX
Jan 22 — Jan 291
Thu 1/22
Thu 1/29
1 adult, Economy
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Cheap flight deals from Idaho to Jacksonville

Cheapest flights from Idaho to Jacksonville
Explore the most affordable flight options available from Idaho to Jacksonville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 23, 2025.

This United Airlines deal was found by Cheapflights users on 12/22. 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 12/2512:20 pmBOI - JAX
1 stop7h 22mUnited Airlines
Thu 1/14:20 pmJAX - BOI
1 stop8h 20mUnited Airlines
Deal found 12/22$734
This Delta deal was found by Cheapflights users on 12/21. 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.
Sun 12/2811:47 pmBOI - JAX
1 stop7h 01mDelta
Sun 1/43:30 pmJAX - BOI
1 stop9h 07mDelta
Deal found 12/21$763
This Southwest deal was found by Cheapflights users on 12/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/285:00 amBOI - JAX
2 stops9h 25mSouthwest
Sun 1/45:05 pmJAX - BOI
2 stops10h 20mSouthwest
Deal found 12/21$782
This United Airlines deal was found by Cheapflights users on 12/22. 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 12/261:47 pmGEG - JAX
1 stop6h 29mUnited Airlines
Thu 1/18:00 amJAX - GEG
1 stop7h 45mUnited Airlines
Deal found 12/22$821
This American Airlines deal was found by Cheapflights users on 12/22. 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 12/2611:59 pmGEG - JAX
2 stops11h 54mAmerican Airlines
Thu 1/16:00 amJAX - GEG
2 stops9h 06mAmerican Airlines
Deal found 12/22$831
This American Airlines deal was found by Cheapflights users on 12/21. 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 12/2611:59 pmGEG - JAX
1 stop17h 22mAmerican Airlines
Fri 1/26:00 amJAX - GEG
1 stop15h 33mAmerican Airlines
Deal found 12/21$874
This United Airlines deal was found by Cheapflights users on 12/22. 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 12/304:00 pmGEG - JAX
2 stops26h 42mUnited Airlines
Sun 1/48:00 amJAX - GEG
1 stop10h 19mUnited Airlines
Deal found 12/22$888
This Southwest deal was found by Cheapflights users on 12/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/305:25 amGEG - JAX
2 stops9h 15mSouthwest
Sun 1/47:50 amJAX - GEG
2 stops11h 35mSouthwest
Deal found 12/22$963
This Southwest deal was found by Cheapflights users on 12/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2211:15 amBOI - JAX
1 stop7h 20mSouthwest
Sat 12/275:55 pmJAX - BOI
1 stop9h 05mSouthwest
Deal found 12/21$987
This American Airlines deal was found by Cheapflights users on 12/22. 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 12/236:47 amGEG - JAX
1 stop7h 11mAmerican Airlines
Thu 12/256:00 amJAX - GEG
1 stop15h 35mAmerican Airlines
Deal found 12/22$1,016
This Southwest deal was found by Cheapflights users on 12/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/265:25 amGEG - JAX
2 stops10h 35mSouthwest
Fri 1/27:50 amJAX - GEG
2 stops11h 35mSouthwest
Deal found 12/21$1,068

Find flight deals from Idaho to Jacksonville

Keep the following information in mind while searching for Idaho to Jacksonville flight deals. Data was last updated December 23, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$343
(Southwest)

One-way from

$151
(Delta)

Popular in

February

Cheapest in

October

Average price

$531
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Jacksonville flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Jacksonville flights.
Search Deals
From Idaho to Jacksonville
Search Deals
One-way flight from Idaho to Jacksonville
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($49 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho to Jacksonville 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 December 23, 2025.
Use the filters below to find and compare flights from Idaho to Jacksonville that are best for you.

Fly from

Idaho

Fly to

Jacksonville

Route

Depart

Return

Price

BoiseJacksonville

BOI - JAX

BOIJAX

Boise Air Term. Gowen Fld

Wed 2/18

1:36 pm-11:09 pm

1 stop7h 33m

Jacksonville

Mon 2/23

6:37 am-12:53 pm

1 stop8h 16m

$343

BoiseJacksonville

BOI - JAX

BOIJAX

Boise Air Term. Gowen Fld

Wed 2/18

11:20 am-9:55 pm

1 stop8h 35m

Jacksonville

Mon 2/23

4:20 pm-10:45 pm

1 stop8h 25m

$343

SpokaneJacksonville

GEG - JAX

GEGJAX

Spokane

Sat 1/31

12:55 pm-10:27 am

2 stops18h 32m

Jacksonville

Wed 2/4

11:07 am-11:59 pm

2 stops15h 52m

$345

SpokaneJacksonville

GEG - JAX

GEGJAX

Spokane

Fri 1/30

12:55 pm-10:27 am

2 stops18h 32m

Jacksonville

Tue 2/10

11:07 am-11:59 pm

2 stops15h 52m

$345

BoiseJacksonville

BOI - JAX

BOIJAX

Boise Air Term. Gowen Fld

Wed 2/18

6:25 am-8:14 pm

2 stops11h 49m

Jacksonville

Mon 2/23

12:45 pm-9:32 pm

2 stops10h 47m

$353

BoiseJacksonville

BOI - JAX

BOIJAX

Boise Air Term. Gowen Fld

Tue 1/20

1:40 pm-9:57 pm

1 stop6h 17m

Jacksonville

Sun 2/22

6:30 am-12:28 pm

1 stop7h 58m

$369

JacksonJacksonville

JAC - JAX

JACJAX

Jackson Hole

Wed 1/28

7:00 am-3:15 pm

1 stop6h 15m

Jacksonville

Sat 1/31

7:00 am-12:19 pm

1 stop7h 19m

$379

SpokaneJacksonville

GEG - JAX

GEGJAX

Spokane

Tue 1/27

5:05 am-10:38 pm

2 stops14h 33m

Jacksonville

Wed 2/4

6:30 am-11:45 am

1 stop8h 15m

$380

BoiseJacksonville

BOI - JAX

BOIJAX

Boise Air Term. Gowen Fld

Thu 1/29

5:20 am-2:20 pm

1 stop7h 00m

Jacksonville

Mon 2/2

3:15 pm-8:55 pm

1 stop7h 40m

$385

SpokaneJacksonville

GEG - JAX

GEGJAX

Spokane

Mon 1/26

5:05 am-10:38 pm

2 stops14h 33m

Jacksonville

Sat 2/7

3:15 pm-7:54 pm

1 stop7h 39m

$385

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Showing 1-10 of 35 results
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Best time to book a flight from Idaho to Jacksonville

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

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

Currently, August is the cheapest month in which you can book a flight from Idaho to Jacksonville (average of $237). Flying from Idaho to Jacksonville in December is currently the most expensive (average of $444). 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 ID to JAX?

Find hourly flight availability from Idaho to Jacksonville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 23, 2025.

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

Related info for your journey

Find useful and relevant information for your journey from Idaho to Jacksonville. 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 Jacksonville from Idaho?

    Jacksonville (JAX), located 11.2 mi from the city center, is the airport you fly into when you book flights from Idaho to Jacksonville.

  • How long is the flight from Idaho to Jacksonville?

    For as low as $343, American Airlines can have you in Jacksonville from Idaho in 7h 33m. The distance between Idaho and Jacksonville is about 2087 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Idaho to Jacksonville?

    When deciding which route to take from Idaho to Jacksonville consider Spokane - Jacksonville, Boise Air Term. Gowen Fld - Jacksonville or Jackson Hole - Jacksonville as they are the most popular.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Idaho to Jacksonville (average of $237). Flying from Idaho to Jacksonville in December is currently the most expensive (average of $444). 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 Jacksonville?

Book flights to Jacksonville if you plan to visit one of these locations
Jacksonville Beach
Orange Park
Fernandina Beach
Kingsland
Waycross
Yulee

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Alternative routes for Idaho to Jacksonville

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Idaho to Jacksonville

Discover the top 5 airlines that operate flights from Idaho to Jacksonville. 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 December 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$228Average$418FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$288Average$508FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$358Average$581FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$382Average$431FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$427Average$691FlexibilityNo cancel feeOn-time75%

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