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Cheap flights from Idaho to Baton Rouge from $190

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho to Baton Rouge departing on 9/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Idaho to Baton Rouge

Cheap round-trip flights

Delta Logo
1:30 pm - 10:13 pmBOI-BTR
7h 43m1 stop
Delta Logo
10:20 am - 7:05 pmBTR-BOI
9h 45m2 stops
$289Delta
Find Deal
Tue, Aug 26 - Sat, Aug 30
American Airlines Logo
1:36 pm - 8:11 pmBOI-BTR
5h 35m1 stop
American Airlines Logo
4:25 pm - 9:43 pmBTR-BOI
6h 18m1 stop
$339American Airlines
Find Deal
Tue, Aug 26 - Sat, Aug 30
American Airlines Logo
12:29 pm - 10:45 pmGEG-BTR
8h 16m1 stop
American Airlines Logo
4:25 pm - 10:32 pmBTR-GEG
8h 07m1 stop
$384American Airlines
Find Deal
Sat, Aug 30 - Mon, Sep 1
Delta Logo
5:05 pm - 9:05 amGEG-BTR
14h 00m2 stops
Delta Logo
6:00 am - 11:35 amBTR-GEG
7h 35m1 stop
$394Delta
Find Deal
Sat, Aug 30 - Mon, Sep 1
United Airlines Logo
5:00 am - 3:22 pmBOI-BTR
9h 22m2 stops
United Airlines Logo
12:10 pm - 10:21 pmBTR-BOI
11h 11m2 stops
$406United Airlines
Find Deal
Tue, Aug 26 - Sat, Aug 30
Alaska Airlines Logo
8:42 pm - 9:38 amBOI-BTR
11h 56m2 stops
Alaska Airlines Logo
12:24 pm - 11:57 pmBTR-BOI
12h 33m2 stops
$414Alaska Airlines
Find Deal
Fri, Oct 3 - Mon, Oct 6
Alaska Airlines Logo
7:00 am - 3:53 pmBOI-BTR
7h 53m1 stop
Alaska Airlines Logo
7:17 am - 12:46 pmBTR-BOI
6h 29m1 stop
$429Alaska Airlines
Find Deal
Sat, Aug 23 - Tue, Aug 26
American Airlines Logo
7:00 am - 3:53 pmBOI-BTR
7h 53m1 stop
American Airlines Logo
10:50 am - 8:10 pmBTR-BOI
10h 20m2 stops
$434American Airlines
Find Deal
Sat, Aug 23 - Tue, Aug 26
American Airlines Logo
6:35 am - 8:11 pmBOI-BTR
12h 36m2 stops
American Airlines Logo
10:50 am - 8:10 pmBTR-BOI
10h 20m2 stops
$439American Airlines
Find Deal
Sat, Aug 23 - Tue, Aug 26
United Airlines Logo
1:38 pm - 11:24 pmGEG-BTR
7h 46m2 stops
United Airlines Logo
5:00 am - 12:36 pmBTR-GEG
9h 36m2 stops
$489United Airlines
Find Deal
Sat, Aug 30 - Mon, Sep 1

Alaska Airlines flights from Idaho to Baton Rouge

Our best Alaska Airlines deals on Idaho to Baton Rouge flight tickets
Alaska Airlines
Oct 3
BOI8:42 pmBoise Air Term. Gowen Fld
11h 56m
2 stops
BTR9:38 amBaton Rouge Ryan
Oct 6
BTR12:24 pmBaton Rouge Ryan
12h 33m
2 stops
BOI11:57 pmBoise Air Term. Gowen Fld
$414
Find similar
Alaska Airlines
Aug 23
BOI7:00 amBoise Air Term. Gowen Fld
7h 53m
1 stop
BTR3:53 pmBaton Rouge Ryan
Aug 26
BTR7:17 amBaton Rouge Ryan
6h 29m
1 stop
BOI12:46 pmBoise Air Term. Gowen Fld
$429
Find similar
Alaska Airlines
Oct 3
BOI1:38 pmBoise Air Term. Gowen Fld
8h 33m
1 stop
BTR11:11 pmBaton Rouge Ryan
Oct 6
BTR12:24 pmBaton Rouge Ryan
12h 33m
2 stops
BOI11:57 pmBoise Air Term. Gowen Fld
$459
Find similar

Delta flights from Idaho to Baton Rouge

Our best Delta deals on Idaho to Baton Rouge flight tickets
Delta
Aug 26
BOI1:30 pmBoise Air Term. Gowen Fld
7h 43m
1 stop
BTR10:13 pmBaton Rouge Ryan
Aug 30
BTR10:20 amBaton Rouge Ryan
9h 45m
2 stops
BOI7:05 pmBoise Air Term. Gowen Fld
$289
Find similar
Delta
Aug 30
GEG5:05 pmSpokane
14h 00m
2 stops
BTR9:05 amBaton Rouge Ryan
Sep 1
BTR6:00 amBaton Rouge Ryan
7h 35m
1 stop
GEG11:35 amSpokane
$394
Find similar
Delta
Aug 23
GEG12:45 pmSpokane
7h 28m
1 stop
BTR10:13 pmBaton Rouge Ryan
Aug 26
BTR6:00 amBaton Rouge Ryan
7h 35m
1 stop
GEG11:35 amSpokane
$461
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated August 11, 2025.
Use the filters below to find and compare flights from Idaho to Baton Rouge that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BoiseBaton Rouge

BOI - BTR

BOIBTR

Boise Air Term. Gowen Fld

Tue 8/26

1:30 pm-10:13 pm

1 stop7h 43m

Baton Rouge Ryan

Sat 8/30

10:20 am-7:05 pm

2 stops9h 45m

$289

BoiseBaton Rouge

BOI - BTR

BOIBTR

Boise Air Term. Gowen Fld

Tue 8/26

1:36 pm-8:11 pm

1 stop5h 35m

Baton Rouge Ryan

Sat 8/30

4:25 pm-9:43 pm

1 stop6h 18m

$339

SpokaneBaton Rouge

GEG - BTR

GEGBTR

Spokane

Sat 8/30

12:29 pm-10:45 pm

1 stop8h 16m

Baton Rouge Ryan

Mon 9/1

4:25 pm-10:32 pm

1 stop8h 07m

$384

SpokaneBaton Rouge

GEG - BTR

GEGBTR

Spokane

Sat 8/30

5:05 pm-9:05 am

2 stops14h 00m

Baton Rouge Ryan

Mon 9/1

6:00 am-11:35 am

1 stop7h 35m

$394

BoiseBaton Rouge

BOI - BTR

BOIBTR

Boise Air Term. Gowen Fld

Tue 8/26

5:00 am-3:22 pm

2 stops9h 22m

Baton Rouge Ryan

Sat 8/30

12:10 pm-10:21 pm

2 stops11h 11m

$406

BoiseBaton Rouge

BOI - BTR

BOIBTR

Boise Air Term. Gowen Fld

Fri 10/3

8:42 pm-9:38 am

2 stops11h 56m

Baton Rouge Ryan

Mon 10/6

12:24 pm-11:57 pm

2 stops12h 33m

$414

BoiseBaton Rouge

BOI - BTR

BOIBTR

Boise Air Term. Gowen Fld

Sat 8/23

7:00 am-3:53 pm

1 stop7h 53m

Baton Rouge Ryan

Tue 8/26

7:17 am-12:46 pm

1 stop6h 29m

$429

BoiseBaton Rouge

BOI - BTR

BOIBTR

Boise Air Term. Gowen Fld

Sat 8/23

7:00 am-3:53 pm

1 stop7h 53m

Baton Rouge Ryan

Tue 8/26

10:50 am-8:10 pm

2 stops10h 20m

$434

BoiseBaton Rouge

BOI - BTR

BOIBTR

Boise Air Term. Gowen Fld

Sat 8/23

6:35 am-8:11 pm

2 stops12h 36m

Baton Rouge Ryan

Tue 8/26

10:50 am-8:10 pm

2 stops10h 20m

$439

SpokaneBaton Rouge

GEG - BTR

GEGBTR

Spokane

Sat 8/30

1:38 pm-11:24 pm

2 stops7h 46m

Baton Rouge Ryan

Mon 9/1

5:00 am-12:36 pm

2 stops9h 36m

$489

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Baton Rouge from

How to get the cheapest flight ticket from Idaho to Baton Rouge

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Baton Rouge?

The cheapest day to depart from Idaho to Baton Rouge is on a Monday. Travelers who choose to depart for Baton Rouge on a Monday will often find tickets for as low as $416. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $978. These prices are subject to change though, so be sure to set up a Price Alert for flights to Baton Rouge.

What is the cheapest time of day to depart on your flight to Baton Rouge?

Our most recent data shows that the best time of day to fly to Baton Rouge is in the evening. Flights from Idaho to Baton Rouge during this time can be as low as $412. In contrast, the most expensive time of day to depart to Baton Rouge is at noon when prices are around $537.

Cheap Idaho to Baton Rouge flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Idaho to Baton Rouge

Best Price Found

$190

Fastest flight time

5h 35m

Direct flights

None

Airports in Baton Rouge

1 airport
The best one-way flight to Baton Rouge from Idaho in the past 72 hours is $190. The best round-trip flight deal from Idaho to Baton Rouge found on momondo in the last 72 hours is $289.
The fastest flight from Idaho to Baton Rouge takes 5h 35m
There are no direct flights from Idaho to Baton Rouge. Popular non-direct routes for this connection are Lewiston Nez Perce Rgnl Airport - Baton Rouge Ryan Airport, Boise Air Term. Gowen Fld Airport - Baton Rouge Ryan Airport and Spokane Airport - Baton Rouge Ryan Airport.
There is 1 airport near Baton Rouge: Baton Rouge Ryan (BTR)
Search flight deals

  • When did momondo last update prices for flights from Idaho to Baton Rouge Ryan Airport?

    Prices for flights from Idaho to Baton Rouge Ryan Airport were last updated today.

  • How many operators does momondo search for flights from Idaho to Baton Rouge Ryan Airport?

  • How old do you have to be to fly from Idaho to Baton Rouge Ryan Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho to Baton Rouge Ryan Airport.

  • What documentation or ID do you need to fly to Baton Rouge Ryan Airport?

    The necessary travel and health documents for your Baton Rouge Ryan Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Idaho to Baton Rouge

Compare and see reviews for airlines that fly from Idaho to Baton Rouge with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $288Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Traveling to a place near Baton Rouge?

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

Why use momondo?

Why should I use momondo to find a flight deal from Idaho to Baton Rouge?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Idaho to Baton Rouge. momondo saves you time and could save you money on your trip.

Can I find flights from Idaho to Baton Rouge with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Idaho to Baton Rouge flights to just show those with flexible booking policies.

How can momondo help me find flights from Idaho to Baton Rouge?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Idaho to Baton Rouge.

I’m not ready to book a flight from Idaho to Baton Rouge right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Baton Rouge from Idaho. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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