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Baton Rouge

$309+ 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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — BTR
Mar 5 — Mar 121
Thu 3/5
Thu 3/12
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 February 3, 2026.

This Delta deal was found by Cheapflights users on 2/1. 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.
Tue 3/31:43 pm
BOI
-
BTR
1 stop7h 18m
Delta
Tue 3/104:00 pm
BTR
-
BOI
1 stop7h 25m
Delta
Deal found 2/1$309
This Delta deal was found by Cheapflights users on 2/2. 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.
Wed 3/412:48 pm
GEG
-
BTR
1 stop7h 13m
Delta
Wed 3/111:36 pm
BTR
-
GEG
1 stop10h 01m
Delta
Deal found 2/2$309
This United Airlines deal was found by Cheapflights users on 2/2. 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 3/45:00 am
GEG
-
BTR
2 stops10h 32m
United Airlines
Wed 3/1112:07 pm
BTR
-
GEG
2 stops10h 56m
United Airlines
Deal found 2/2$344
This American Airlines deal was found by Cheapflights users on 2/1. 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 3/36:38 am
BOI
-
BTR
2 stops10h 08m
American Airlines
Tue 3/104:28 pm
BTR
-
BOI
1 stop6h 55m
American Airlines
Deal found 2/1$384
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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.
Tue 8/251:36 pm
BOI
-
BTR
1 stop5h 36m
Alaska Airlines
Sat 8/294:25 pm
BTR
-
BOI
1 stop6h 15m
Alaska Airlines
Deal found 2/2$399
This United Airlines deal was found by Cheapflights users on 2/2. 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 8/2511:45 am
BOI
-
BTR
2 stops10h 01m
United Airlines
Sat 8/295:20 am
BTR
-
BOI
2 stops12h 29m
United Airlines
Deal found 2/2$409
This Expedia deal was found by Cheapflights users on 2/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/207:06 pm
GEG
-
BTR
2 stops12h 48m
Alaska Airlines
Fri 2/274:27 pm
BTR
-
GEG
2 stops9h 32m
Alaska Airlines
Deal found 2/1$459
This Delta deal was found by Cheapflights users on 2/1. 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.
Fri 2/2012:48 pm
GEG
-
BTR
1 stop7h 13m
Delta
Fri 2/276:18 am
BTR
-
GEG
1 stop7h 17m
Delta
Deal found 2/1$519
This United Airlines deal was found by Cheapflights users on 1/31. 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 2/38:10 am
BOI
-
BTR
2 stops10h 23m
United Airlines
Sat 2/79:30 am
BTR
-
BOI
2 stops11h 21m
United Airlines
Deal found 1/31$584
This Delta deal was found by Cheapflights users on 2/1. 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.
Mon 2/1612:48 pm
GEG
-
BTR
1 stop7h 13m
Delta
Fri 2/206:18 am
BTR
-
GEG
1 stop7h 17m
Delta
Deal found 2/1$617
This American Airlines deal was found by Cheapflights users on 2/2. 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 2/176:00 am
GEG
-
BTR
1 stop5h 46m
American Airlines
Sat 2/214:27 pm
BTR
-
GEG
1 stop6h 45m
American Airlines
Deal found 2/2$622
This United Airlines deal was found by Cheapflights users on 2/2. 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 2/177:00 am
GEG
-
BTR
2 stops12h 32m
United Airlines
Sat 2/2112:14 pm
BTR
-
GEG
2 stops10h 53m
United Airlines
Deal found 2/2$628

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 February 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$309
(Delta)
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 February 3, 2026.
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

Tue 3/3

1:43 pm-10:01 pm

1 stop7h 18m

Baton Rouge Ryan

Tue 3/10

4:00 pm-10:25 pm

1 stop7h 25m

$309

SpokaneBaton Rouge

GEG - BTR

GEGBTR

Spokane

Wed 3/4

12:48 pm-10:01 pm

1 stop7h 13m

Baton Rouge Ryan

Wed 3/11

1:36 pm-9:37 pm

1 stop10h 01m

$309

SpokaneBaton Rouge

GEG - BTR

GEGBTR

Spokane

Wed 3/4

5:00 am-5:32 pm

2 stops10h 32m

Baton Rouge Ryan

Wed 3/11

12:07 pm-9:03 pm

2 stops10h 56m

$344

BoiseBaton Rouge

BOI - BTR

BOIBTR

Boise Air Term. Gowen Fld

Tue 3/3

6:38 am-5:46 pm

2 stops10h 08m

Baton Rouge Ryan

Tue 3/10

4:28 pm-10:23 pm

1 stop6h 55m

$384

BoiseBaton Rouge

BOI - BTR

BOIBTR

Boise Air Term. Gowen Fld

Tue 3/3

6:28 am-10:01 pm

2 stops14h 33m

Baton Rouge Ryan

Tue 3/10

5:00 am-3:08 pm

2 stops11h 08m

$409

SpokaneBaton Rouge

GEG - BTR

GEGBTR

Spokane

Fri 2/20

7:06 pm-9:54 am

2 stops12h 48m

Baton Rouge Ryan

Fri 2/27

4:27 pm-11:59 pm

2 stops9h 32m

$459

SpokaneBaton Rouge

GEG - BTR

GEGBTR

Spokane

Fri 2/20

12:48 pm-10:01 pm

1 stop7h 13m

Baton Rouge Ryan

Fri 2/27

6:18 am-11:35 am

1 stop7h 17m

$519

SpokaneBaton Rouge

GEG - BTR

GEGBTR

Spokane

Tue 2/17

6:00 am-1:46 pm

1 stop5h 46m

Baton Rouge Ryan

Sat 2/21

4:27 pm-9:12 pm

1 stop6h 45m

$622

SpokaneBaton Rouge

GEG - BTR

GEGBTR

Spokane

Mon 2/16

7:06 pm-9:54 am

2 stops12h 48m

Baton Rouge Ryan

Fri 2/20

4:27 pm-11:59 pm

2 stops9h 32m

$718

SpokaneBaton Rouge

GEG - BTR

GEGBTR

Spokane

Fri 3/27

10:40 pm-9:45 am

1 stop9h 05m

Baton Rouge Ryan

Sun 3/29

1:36 pm-9:37 pm

1 stop10h 01m

$723

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/1

Showing 1-10 of 16 results
1
2

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.

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 18m. Delta provides one of the quickest options available for as low as $309. 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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Alternative routes for Idaho to Baton Rouge

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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 February 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$288Average$296FlexibilityNo cancel feeOn-time71%

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