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Idaho Falls

$559+ Cheap flights from Baton Rouge to Idaho Falls (BTR - 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 8/23. Fares are subject to change and may not be available on all flights or dates of travel.
BTR — IDA
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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Cheap flight deals from Baton Rouge to Idaho Falls

Discover tips and strategies to find the most affordable flight options for your journey from Baton Rouge (BTR) 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 August 14, 2025.

Round-trip from

$737
(United Airlines)
From Baton Rouge Ryan to Idaho Falls Fanning Field
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Find flight deals from Baton Rouge to Idaho Falls

Cheapest flights from Baton Rouge to Idaho Falls
Explore the most affordable flight options available from Baton Rouge to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This United Airlines deal was found by Cheapflights users on 8/12. 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.
Sat 8/232:05 pmBTR - IDA
2 stops7h 49mUnited Airlines
Tue 8/264:00 pmIDA - BTR
2 stops20h 19mUnited Airlines
Deal found 8/12$559
This American Airlines deal was found by Cheapflights users on 8/12. 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 8/237:17 amBTR - IDA
1 stop5h 59mAmerican Airlines
Tue 8/267:00 amIDA - BTR
1 stop7h 53mAmerican Airlines
Deal found 8/12$581
This American Airlines deal was found by Cheapflights users on 8/14. 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.
Mon 8/184:25 pmBTR - IDA
1 stop5h 53mAmerican Airlines
Wed 8/201:32 pmIDA - BTR
1 stop8h 13mAmerican Airlines
Deal found 8/14$661
This United Airlines deal was found by Cheapflights users on 8/14. 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 8/2912:05 pmBTR - IDA
2 stops22h 42mUnited Airlines
Tue 9/22:35 pmIDA - BTR
2 stops21h 44mUnited Airlines
Deal found 8/14$737
This United Airlines deal was found by Cheapflights users on 8/14. 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.
Mon 8/182:00 pmBTR - IDA
2 stops9h 51mUnited Airlines
Wed 8/205:00 amIDA - BTR
2 stops7h 19mUnited Airlines
Deal found 8/14$871
This American Airlines deal was found by Cheapflights users on 8/14. 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 8/294:25 pmBTR - IDA
1 stop5h 53mAmerican Airlines
Tue 9/21:32 pmIDA - BTR
1 stop8h 12mAmerican Airlines
Deal found 8/14$879

Cheapflights Fare Finder

 
Customize your flight search to find flights from Baton Rouge 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 August 14, 2025.
Use the filters below to find and compare flights from Baton Rouge to Idaho Falls that are best for you.

Fly from

Baton Rouge

Fly to

Idaho Falls

Route

Depart

Return

Price

Baton RougeIdaho Falls

BTR - IDA

BTRIDA

Baton Rouge Ryan

Fri 8/29

12:05 pm-9:47 am

2 stops22h 42m

Idaho Falls Fanning Field

Tue 9/2

2:35 pm-1:19 pm

2 stops21h 44m

$737

Baton RougeIdaho Falls

BTR - IDA

BTRIDA

Baton Rouge Ryan

Fri 8/29

4:25 pm-9:18 pm

1 stop5h 53m

Idaho Falls Fanning Field

Tue 9/2

1:32 pm-10:44 pm

1 stop8h 12m

$879

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/14

Best time to book a flight from Baton Rouge to Idaho Falls

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

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

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

Related info for your journey

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

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

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

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

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

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

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

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

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