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Cheap flights from Idaho to Louisville from $147

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 Louisville departing on 4/21. 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
1 adult, Economy, 0 bags

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Find the cheapest flights from Idaho to Louisville

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
12:27 pm - 12:25 am
GEG
-
SDF
8h 58m
1 stop
Delta Logo
7:49 pm - 11:06 pm
SDF
-
GEG
6h 17m
1 stop
$355Delta
Thu, May 7 - Mon, May 11
Delta Logo
7:23 pm - 11:59 am
GEG
-
SDF
13h 36m
2 stops
Delta Logo
7:49 pm - 11:06 pm
SDF
-
GEG
6h 17m
1 stop
$360Delta
Thu, May 7 - Mon, May 11
Delta Logo
2:18 pm - 11:59 pm
BOI
-
SDF
7h 41m
1 stop
Delta Logo
6:08 pm - 11:57 pm
SDF
-
BOI
7h 49m
2 stops
$382Delta
Thu, Apr 23 - Mon, Apr 27
Delta Logo
12:52 pm - 11:59 pm
GEG
-
SDF
8h 07m
1 stop
Delta Logo
4:42 pm - 9:05 pm
SDF
-
GEG
7h 23m
1 stop
$385Delta
Sat, Apr 18 - Fri, Apr 24
American Airlines Logo
11:07 am - 7:00 pm
JAC
-
SDF
5h 53m
1 stop
American Airlines Logo
1:21 pm - 7:24 pm
SDF
-
JAC
8h 03m
1 stop
$389American Airlines
Wed, May 27 - Tue, Jun 2
Delta Logo
9:45 am - 11:59 pm
GEG
-
SDF
11h 14m
2 stops
Delta Logo
7:05 am - 11:41 am
SDF
-
GEG
7h 36m
1 stop
$390Delta
Sat, Apr 18 - Fri, Apr 24
United Airlines Logo
1:46 pm - 10:39 pm
GEG
-
SDF
5h 53m
1 stop
United Airlines Logo
3:36 pm - 9:11 pm
SDF
-
GEG
8h 35m
1 stop
$393United Airlines
Tue, Apr 28 - Wed, Apr 29
United Airlines Logo
10:40 am - 11:12 pm
JAC
-
SDF
10h 32m
2 stops
United Airlines Logo
3:36 pm - 8:53 pm
SDF
-
JAC
7h 17m
1 stop
$394United Airlines
Wed, Apr 15 - Fri, Apr 24
American Airlines Logo
1:29 pm - 9:30 pm
BOI
-
SDF
6h 01m
1 stop
American Airlines Logo
5:41 pm - 10:38 pm
SDF
-
BOI
6h 57m
1 stop
$399American Airlines
Mon, Apr 20 - Tue, May 5
Southwest Logo
7:50 am - 4:05 pm
BOI
-
SDF
6h 15m
1 stop
Southwest Logo
3:40 pm - 11:30 pm
SDF
-
BOI
9h 50m
2 stops
$433Southwest
Fri, May 8 - Mon, May 11

Delta flights from Idaho to Louisville

Our best Delta deals on Idaho to Louisville flight tickets
Delta
May 7
GEG12:27 pmSpokane
8h 58m
1 stop
SDF12:25 amLouisville Intl
May 11
SDF7:49 pmLouisville Intl
6h 17m
1 stop
GEG11:06 pmSpokane
$355
Delta
May 7
GEG7:23 pmSpokane
13h 36m
2 stops
SDF11:59 amLouisville Intl
May 11
SDF7:49 pmLouisville Intl
6h 17m
1 stop
GEG11:06 pmSpokane
$360
Delta
Apr 23
BOI2:18 pmBoise Air Term. Gowen Fld
7h 41m
1 stop
SDF11:59 pmLouisville Intl
Apr 27
SDF6:08 pmLouisville Intl
7h 49m
2 stops
BOI11:57 pmBoise Air Term. Gowen Fld
$382

American Airlines flights from Idaho to Louisville

Our best American Airlines deals on Idaho to Louisville flight tickets
American Airlines
May 27
JAC11:07 amJackson Hole
5h 53m
1 stop
SDF7:00 pmLouisville Intl
Jun 2
SDF1:21 pmLouisville Intl
8h 03m
1 stop
JAC7:24 pmJackson Hole
$389
American Airlines
Apr 20
BOI1:29 pmBoise Air Term. Gowen Fld
6h 01m
1 stop
SDF9:30 pmLouisville Intl
May 5
SDF5:41 pmLouisville Intl
6h 57m
1 stop
BOI10:38 pmBoise Air Term. Gowen Fld
$399
American Airlines
May 8
BOI1:29 pmBoise Air Term. Gowen Fld
8h 54m
1 stop
SDF12:23 amLouisville Intl
May 11
SDF5:41 pmLouisville Intl
7h 13m
1 stop
BOI10:54 pmBoise Air Term. Gowen Fld
$428

momondo Fare Finder

 
Customize your flight search to find flights from Idaho to Louisville 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 April 1, 2026.
Use the filters below to find and compare flights from Idaho to Louisville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SpokaneLouisville

GEG - SDF

GEGSDF

Spokane

Thu 5/7

12:27 pm-12:25 am

1 stop8h 58m

Louisville Intl

Mon 5/11

7:49 pm-11:06 pm

1 stop6h 17m

$355

SpokaneLouisville

GEG - SDF

GEGSDF

Spokane

Thu 5/7

7:23 pm-11:59 am

2 stops13h 36m

Louisville Intl

Mon 5/11

7:49 pm-11:06 pm

1 stop6h 17m

$360

BoiseLouisville

BOI - SDF

BOISDF

Boise Air Term. Gowen Fld

Thu 4/23

2:18 pm-11:59 pm

1 stop7h 41m

Louisville Intl

Mon 4/27

6:08 pm-11:57 pm

2 stops7h 49m

$382

SpokaneLouisville

GEG - SDF

GEGSDF

Spokane

Sat 4/18

12:52 pm-11:59 pm

1 stop8h 07m

Louisville Intl

Fri 4/24

4:42 pm-9:05 pm

1 stop7h 23m

$385

JacksonLouisville

JAC - SDF

JACSDF

Jackson Hole

Wed 5/27

11:07 am-7:00 pm

1 stop5h 53m

Louisville Intl

Tue 6/2

1:21 pm-7:24 pm

1 stop8h 03m

$389

SpokaneLouisville

GEG - SDF

GEGSDF

Spokane

Sat 4/18

9:45 am-11:59 pm

2 stops11h 14m

Louisville Intl

Fri 4/24

7:05 am-11:41 am

1 stop7h 36m

$390

SpokaneLouisville

GEG - SDF

GEGSDF

Spokane

Tue 4/28

1:46 pm-10:39 pm

1 stop5h 53m

Louisville Intl

Wed 4/29

3:36 pm-9:11 pm

1 stop8h 35m

$393

JacksonLouisville

JAC - SDF

JACSDF

Jackson Hole

Wed 4/15

10:40 am-11:12 pm

2 stops10h 32m

Louisville Intl

Fri 4/24

3:36 pm-8:53 pm

1 stop7h 17m

$394
Quickest round-trip

BoiseLouisville

BOI - SDF

BOISDF

Boise Air Term. Gowen Fld

Mon 4/20

1:29 pm-9:30 pm

1 stop6h 01m

Louisville Intl

Tue 5/5

5:41 pm-10:38 pm

1 stop6h 57m

$399

BoiseLouisville

BOI - SDF

BOISDF

Boise Air Term. Gowen Fld

Fri 5/8

7:50 am-4:05 pm

1 stop6h 15m

Louisville Intl

Mon 5/11

3:40 pm-11:30 pm

2 stops9h 50m

$433

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 Louisville from

How to get the cheapest flight ticket from Idaho to Louisville

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 Louisville?

If you are unable to visit Louisville during the month of August, then departing from Idaho during the month January is also very affordable. Most momondo users find prices during this month for around $432.

Cheap Idaho to Louisville flight deals and tips

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

Fastest flight time

5h 22m

Direct flights

None
The fastest flight from Idaho to Louisville takes 5h 22m
There are no direct flights from Idaho to Louisville. There are no popular flight routes from Idaho to Louisville.
Search flight deals

  • When did momondo last update prices for flights from Idaho to Louisville Intl Airport?

    Prices for flights from Idaho to Louisville Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Idaho to Louisville Intl Airport?

  • How old do you have to be to fly from Idaho to Louisville Intl 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 Idaho to Louisville Intl Airport.

  • What documentation or ID do you need to fly to Louisville Intl Airport?

    The travel and health documents required for your trip to Louisville Intl 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 Louisville Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Idaho to Louisville

Compare and see reviews for airlines that fly from Idaho to Louisville with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $171Free CancellationRating
7.9
8,368 reviews
Search Delta flights
American AirlinesPriceFrom $268Free CancellationRating
7.1
11,544 reviews
Search American Airlines flights
United AirlinesPriceFrom $268Free CancellationRating
7.4
9,529 reviews
Search United Airlines flights
SouthwestPriceFrom $372Free CancellationRating
8.0
4,335 reviews
Search Southwest flights

Traveling to a place near Louisville?

Book flights to Louisville if you plan to visit one of these locations
French Lick
Elizabethtown
West Baden Springs
Bardstown
Jeffersonville
New Albany
Shepherdsville
Corydon
Brandenburg
Elizabeth
Charlestown
Springfield
Georgetown

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Louisville from Idaho.

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

All flight searches from Idaho to Louisville on momondo can be filtered to show those which offer flexible booking policies.

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

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 Louisville.

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

If you are not ready to book a flight from Idaho to Louisville now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Louisville and let you know when they change.

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