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Baton Rouge

$375+ Cheap flights from Idaho to Baton Rouge (BTR)

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 1/17. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — BTR
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Idaho to Baton Rouge

Cheapest flights from Idaho to Baton Rouge
Explore the most affordable flight options available from Idaho to Baton Rouge. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This American Airlines deal was found by Cheapflights users on 12/16. 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.
Sat 12/2011:59 pmGEG - BTR
1 stop7h 40mAmerican Airlines
Sun 12/212:18 pmBTR - GEG
2 stops10h 55mAmerican Airlines
Deal found 12/16$517
This American Airlines deal was found by Cheapflights users on 12/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:07 amGEG - BTR
2 stops9h 58mAmerican Airlines
Sun 1/44:21 pmBTR - GEG
1 stop6h 17mAmerican Airlines
Deal found 12/15$569
This United Airlines deal was found by Cheapflights users on 12/15. 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 12/315:05 amGEG - BTR
2 stops10h 27mUnited Airlines
Sun 1/49:35 amBTR - GEG
3 stops13h 23mUnited Airlines
Deal found 12/15$877

Find flight deals from Idaho to Baton Rouge

Keep the following information in mind while searching for Idaho to Baton Rouge flight deals. Data was last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$375
(United Airlines)
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Baton Rouge Ryan flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Baton Rouge Ryan flights.
Search Deals
From Idaho to Baton Rouge Ryan
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho to Baton Rouge 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 18, 2025.
Use the filters below to find and compare flights from Idaho to Baton Rouge that are best for you.

Fly from

Idaho

Fly to

Baton Rouge

Route

Depart

Return

Price

BoiseBaton Rouge

BOI - BTR

BOIBTR

Boise Air Term. Gowen Fld

Sat 1/17

9:48 am-9:32 pm

2 stops10h 44m

Baton Rouge Ryan

Wed 1/21

12:00 pm-9:23 pm

2 stops10h 23m

$375

BoiseBaton Rouge

BOI - BTR

BOIBTR

Boise Air Term. Gowen Fld

Fri 1/9

1:58 pm-10:56 pm

1 stop7h 58m

Baton Rouge Ryan

Sun 1/11

6:00 am-1:08 pm

1 stop8h 08m

$399

BoiseBaton Rouge

BOI - BTR

BOIBTR

Boise Air Term. Gowen Fld

Sun 2/1

1:58 pm-10:56 pm

1 stop7h 58m

Baton Rouge Ryan

Sun 2/8

6:00 am-1:08 pm

1 stop8h 08m

$399

BoiseBaton Rouge

BOI - BTR

BOIBTR

Boise Air Term. Gowen Fld

Sat 1/17

1:58 pm-10:56 pm

1 stop7h 58m

Baton Rouge Ryan

Wed 1/21

2:29 pm-11:59 pm

2 stops10h 30m

$404

BoiseBaton Rouge

BOI - BTR

BOIBTR

Boise Air Term. Gowen Fld

Fri 1/9

1:58 pm-10:56 pm

1 stop7h 58m

Baton Rouge Ryan

Sun 1/11

6:00 am-2:16 pm

2 stops9h 16m

$483

SpokaneBaton Rouge

GEG - BTR

GEGBTR

Spokane

Sun 3/8

5:00 pm-9:37 am

2 stops14h 37m

Baton Rouge Ryan

Thu 3/12

6:00 am-11:42 am

1 stop7h 42m

$494

BoiseBaton Rouge

BOI - BTR

BOIBTR

Boise Air Term. Gowen Fld

Sun 2/1

1:58 pm-10:56 pm

1 stop7h 58m

Baton Rouge Ryan

Sun 2/8

6:00 am-6:22 pm

2 stops13h 22m

$498

SpokaneBaton Rouge

GEG - BTR

GEGBTR

Spokane

Wed 12/31

6:07 am-6:05 pm

2 stops9h 58m

Baton Rouge Ryan

Sun 1/4

4:21 pm-8:38 pm

1 stop6h 17m

$569

SpokaneBaton Rouge

GEG - BTR

GEGBTR

Spokane

Sat 1/10

1:48 pm-5:53 pm

2 stops26h 05m

Baton Rouge Ryan

Wed 1/14

1:55 pm-9:22 pm

2 stops9h 27m

$624

SpokaneBaton Rouge

GEG - BTR

GEGBTR

Spokane

Wed 12/31

5:05 am-5:32 pm

2 stops10h 27m

Baton Rouge Ryan

Sun 1/4

9:35 am-8:58 pm

3 stops13h 23m

$877

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Best time to book a flight from Idaho to Baton Rouge

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

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

Currently, November is the cheapest month in which you can book a flight from Idaho to Baton Rouge (average of $139). Flying from Idaho to Baton Rouge in March is currently the most expensive (average of $318). 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 BTR?

Find hourly flight availability from Idaho to Baton Rouge. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

It’s typically best to fly out from Idaho to Baton Rouge in the evening. Doing so could potentially save you 44% on the flight price compared to flying at noon, which is usually more expensive.

Related info for your journey

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

    If you book a flight to Baton Rouge from Idaho, you will be flying to Ryan, which is the city’s only airport. Baton Rouge Ryan (BTR) is located 5.8 mi from the center of Baton Rouge.

  • How long is the flight from Idaho to Baton Rouge?

    A quick flight from Idaho to Baton Rouge can take about 7h 58m. United Airlines provides one of the quickest options available for as low as $399. The distance from Idaho to Baton Rouge is about 1639 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Idaho to Baton Rouge?

    Most travelers choose Spokane - Baton Rouge Ryan, Boise Air Term. Gowen Fld - Baton Rouge Ryan or Lewiston Nez Perce Rgnl - Baton Rouge Ryan when deciding on the best route from Idaho to Baton Rouge.

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

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

  • How can I find direct flights from Idaho to Baton Rouge?

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

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

    Yes. Cheapflights offers flight deals from Idaho to Baton Rouge 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 Baton Rouge?

    Currently, November is the cheapest month in which you can book a flight from Idaho to Baton Rouge (average of $139). Flying from Idaho to Baton Rouge in March is currently the most expensive (average of $318). 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 Baton Rouge?

Book flights to Baton Rouge if you plan to visit one of these locations
McComb
Saint Francisville
Denham Springs
Port Allen

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Idaho to Baton Rouge

Discover the top airline that operate flights from Idaho to Baton Rouge. 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 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$288Average$503FlexibilityNo cancel feeOn-time71%

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