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Cheap flights from Louisville to Boise from $376

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Louisville to Boise departing on 2/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Louisville to Boise

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
3:15 pm - 9:32 pm
SDF
-
BOI
8h 17m1 stop
United Airlines Logo
6:25 am - 2:19 pm
BOI
-
SDF
5h 54m1 stop
$376United Airlines
Thu, Feb 19 - Sat, Feb 21
Southwest Logo
6:00 am - 11:50 am
SDF
-
BOI
7h 50m1 stop
Southwest Logo
8:30 am - 8:30 pm
BOI
-
SDF
10h 00m2 stops
$381Southwest
Thu, Feb 19 - Sat, Feb 21
United Airlines Logo
9:00 am - 1:35 pm
SDF
-
BOI
6h 35m1 stop
United Airlines Logo
2:37 pm - 10:24 pm
BOI
-
SDF
5h 47m1 stop
$391United Airlines
Sat, Jan 17 - Tue, Jan 20
United Airlines Logo
3:22 pm - 7:45 pm
SDF
-
BOI
6h 23m1 stop
United Airlines Logo
10:15 am - 10:24 pm
BOI
-
SDF
10h 09m2 stops
$396United Airlines
Sat, Jan 17 - Tue, Jan 20
United Airlines Logo
11:10 am - 7:45 pm
SDF
-
BOI
10h 35m2 stops
United Airlines Logo
10:15 am - 10:30 pm
BOI
-
SDF
10h 15m2 stops
$401United Airlines
Sat, Jan 17 - Tue, Jan 20
American Airlines Logo
6:00 am - 12:46 pm
SDF
-
BOI
8h 46m1 stop
American Airlines Logo
1:23 pm - 9:23 pm
BOI
-
SDF
6h 00m1 stop
$402American Airlines
Sat, Feb 28 - Fri, Mar 6
American Airlines Logo
6:00 am - 12:46 pm
SDF
-
BOI
8h 46m1 stop
American Airlines Logo
1:36 pm - 11:54 pm
BOI
-
SDF
8h 18m1 stop
$411American Airlines
Mon, Mar 2 - Thu, Mar 5
Southwest Logo
6:00 am - 11:50 am
SDF
-
BOI
7h 50m1 stop
Southwest Logo
11:00 am - 10:40 pm
BOI
-
SDF
9h 40m2 stops
$416Southwest
Mon, Mar 2 - Thu, Mar 5
Southwest Logo
6:25 am - 3:50 pm
SDF
-
BOI
11h 25m2 stops
Southwest Logo
8:30 am - 8:30 pm
BOI
-
SDF
10h 00m2 stops
$418Southwest
Thu, Feb 19 - Sat, Feb 21
Southwest Logo
6:55 am - 5:00 pm
SDF
-
BOI
12h 05m2 stops
Southwest Logo
11:00 am - 10:40 pm
BOI
-
SDF
9h 40m2 stops
$447Southwest
Mon, Mar 2 - Thu, Mar 5

American Airlines flights from Louisville to Boise

Our best American Airlines deals on Louisville to Boise flight tickets
American Airlines
Feb 28
SDF6:00 amLouisville Intl
8h 46m
1 stop
BOI12:46 pmBoise Air Term. Gowen Fld
Mar 6
BOI1:23 pmBoise Air Term. Gowen Fld
6h 00m
1 stop
SDF9:23 pmLouisville Intl
$402
Find similar
American Airlines
Mar 2
SDF6:00 amLouisville Intl
8h 46m
1 stop
BOI12:46 pmBoise Air Term. Gowen Fld
Mar 5
BOI1:36 pmBoise Air Term. Gowen Fld
8h 18m
1 stop
SDF11:54 pmLouisville Intl
$411
Find similar
American Airlines
Jan 8
SDF7:40 amLouisville Intl
7h 28m
1 stop
BOI1:08 pmBoise Air Term. Gowen Fld
Jan 11
BOI3:18 pmBoise Air Term. Gowen Fld
19h 14m
1 stop
SDF12:32 pmLouisville Intl
$543
Find similar

United Airlines flights from Louisville to Boise

Our best United Airlines deals on Louisville to Boise flight tickets
United Airlines
Feb 19
SDF3:15 pmLouisville Intl
8h 17m
1 stop
BOI9:32 pmBoise Air Term. Gowen Fld
Feb 21
BOI6:25 amBoise Air Term. Gowen Fld
5h 54m
1 stop
SDF2:19 pmLouisville Intl
$376
Find similar
United Airlines
Jan 17
SDF9:00 amLouisville Intl
6h 35m
1 stop
BOI1:35 pmBoise Air Term. Gowen Fld
Jan 20
BOI2:37 pmBoise Air Term. Gowen Fld
5h 47m
1 stop
SDF10:24 pmLouisville Intl
$391
Find similar
United Airlines
Jan 17
SDF3:22 pmLouisville Intl
6h 23m
1 stop
BOI7:45 pmBoise Air Term. Gowen Fld
Jan 20
BOI10:15 amBoise Air Term. Gowen Fld
10h 09m
2 stops
SDF10:24 pmLouisville Intl
$396
Find similar

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

LouisvilleBoise

SDF - BOI

SDFBOI

Louisville Intl

Thu 2/19

3:15 pm-9:32 pm

1 stop8h 17m

Boise Air Term. Gowen Fld

Sat 2/21

6:25 am-2:19 pm

1 stop5h 54m

$376

LouisvilleBoise

SDF - BOI

SDFBOI

Louisville Intl

Thu 2/19

6:00 am-11:50 am

1 stop7h 50m

Boise Air Term. Gowen Fld

Sat 2/21

8:30 am-8:30 pm

2 stops10h 00m

$381

LouisvilleBoise

SDF - BOI

SDFBOI

Louisville Intl

Sat 1/17

9:00 am-1:35 pm

1 stop6h 35m

Boise Air Term. Gowen Fld

Tue 1/20

2:37 pm-10:24 pm

1 stop5h 47m

$391

LouisvilleBoise

SDF - BOI

SDFBOI

Louisville Intl

Sat 1/17

3:22 pm-7:45 pm

1 stop6h 23m

Boise Air Term. Gowen Fld

Tue 1/20

10:15 am-10:24 pm

2 stops10h 09m

$396

LouisvilleBoise

SDF - BOI

SDFBOI

Louisville Intl

Sat 1/17

11:10 am-7:45 pm

2 stops10h 35m

Boise Air Term. Gowen Fld

Tue 1/20

10:15 am-10:30 pm

2 stops10h 15m

$401

LouisvilleBoise

SDF - BOI

SDFBOI

Louisville Intl

Sat 2/28

6:00 am-12:46 pm

1 stop8h 46m

Boise Air Term. Gowen Fld

Fri 3/6

1:23 pm-9:23 pm

1 stop6h 00m

$402

LouisvilleBoise

SDF - BOI

SDFBOI

Louisville Intl

Mon 3/2

6:00 am-12:46 pm

1 stop8h 46m

Boise Air Term. Gowen Fld

Thu 3/5

1:36 pm-11:54 pm

1 stop8h 18m

$411

LouisvilleBoise

SDF - BOI

SDFBOI

Louisville Intl

Mon 3/2

6:00 am-11:50 am

1 stop7h 50m

Boise Air Term. Gowen Fld

Thu 3/5

11:00 am-10:40 pm

2 stops9h 40m

$416

LouisvilleBoise

SDF - BOI

SDFBOI

Louisville Intl

Thu 2/19

6:25 am-3:50 pm

2 stops11h 25m

Boise Air Term. Gowen Fld

Sat 2/21

8:30 am-8:30 pm

2 stops10h 00m

$418

LouisvilleBoise

SDF - BOI

SDFBOI

Louisville Intl

Mon 3/2

6:55 am-5:00 pm

2 stops12h 05m

Boise Air Term. Gowen Fld

Thu 3/5

11:00 am-10:40 pm

2 stops9h 40m

$447

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Boise from

How to get the cheapest flight ticket from Louisville to Boise

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 month to fly to Boise?

The month of September is, on average, the cheapest month to fly to Boise from Louisville, with most prices found around $311. If you aren’t able to travel during the month of September, then book flights to Boise from Louisville during August instead. Flights to Boise in August, while not as cheap as those in September, still average around $332.

What is the cheapest day to depart on your flight to Boise?

Our data shows that Saturday is the least expensive day to fly to Boise. Tickets to fly out on this day can be as low as $400. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around $602. These prices are subject to change though, so be sure to set up a Price Alert for flights to Boise.

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

Our data shows that the cheapest Louisville to Boise flights are usually those with departure times in the evening. Our users have found flights to Boise in the evening for as low as $407. In the afternoon is when there is more demand to fly to Boise, so prices are often more expensive at around $586 per ticket.

Can stopping save me money on Louisville to Boise flights?

You could potentially save up to 12% on your flight if you consider stops on a Louisville to Boise flight.

How have Louisville to Boise flight prices changed over time?

As of December 2025, prices for Louisville to Boise flights are approximately 95% more expensive when compared to flights at the same time last year.

When to book flights from Louisville to Boise

Are you open to changing your travel dates? Check out the ideal times to fly from Louisville to Boise according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Louisville to Boise (SDF to BOI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Louisville to Boise

Fastest flight time

6h 23m

Direct flights

None
The fastest flight from Louisville to Boise takes 6h 23m
There are no direct flights from Louisville to Boise. There are no popular flight routes from Louisville to Boise.
Search flight deals

  • How far is Louisville Intl to Boise Air Term. Gowen Fld by plane?

    A flight from Louisville Intl to Boise Air Term. Gowen Fld will travel around 1621.2 mi. Typically, this will take 6h 23m by plane in normal conditions.

  • When did momondo last update prices for flights from Louisville Intl Airport to Boise Air Term. Gowen Fld Airport?

    Prices for flights from Louisville Intl Airport to Boise Air Term. Gowen Fld Airport refresh daily.

  • How many operators does momondo search for flights from Louisville Intl Airport to Boise Air Term. Gowen Fld Airport?

  • How old do you have to be to fly from Louisville Intl Airport to Boise Air Term. Gowen Fld Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Louisville Intl Airport to Boise Air Term. Gowen Fld Airport.

  • What documentation or ID do you need to fly to Boise Air Term. Gowen Fld Airport?

    The travel and health documents required for your trip to Boise Air Term. Gowen Fld Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Boise Air Term. Gowen Fld Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Louisville to Boise?

Best airlines flying from Louisville to Boise

Compare and see reviews for airlines that fly from Louisville to Boise with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $196Free CancellationRating
7.9
8,014 reviews
Search Delta flights
American AirlinesPriceFrom $287Free CancellationRating
7.2
11,054 reviews
Search American Airlines flights
SouthwestPriceFrom $346Free CancellationRating
8.0
4,253 reviews
Search Southwest flights
United AirlinesPriceFrom $386Free CancellationRating
7.4
9,105 reviews
Search United Airlines flights

Traveling to a place near Boise?

Book flights to Boise if you plan to visit one of these locations
Nampa
McCall
Meridian
Caldwell
Ontario
Eagle

Why use momondo?

Why should I use momondo to find a flight deal from Louisville to Boise?

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

Can I find flights from Louisville to Boise with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Boise from Louisville with this policy.

How can momondo help me find flights from Louisville to Boise?

momondo provides multiple filters to help you find the best flight to Boise from Louisville. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to Boise from Louisville. 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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