$156 Find Cheap Flights from Louisville to Idaho - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Louisville to Idaho departing on 9/1. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

Save 20% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Louisville to Idaho

Cheapest round-trip prices found by our users on KAYAK in the last 72 hours
Boise
Boise1 stop$359
Idaho Falls
Idaho Falls1 stop$339
Spokane
Spokane1 stop$363
Boise
Boise1 stop$359
Idaho Falls
Idaho Falls1 stop$339
Spokane
Spokane1 stop$363

Book Cheap Louisville to Idaho Plane Tickets

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Louisville to Idaho that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Louisville to Idaho

Sat, Sep 5 - Fri, Sep 11
United Airlines Logo
8:00 am - 1:29 pm
SDF
-
IDA
7h 29m
1 stop
United Airlines Logo
2:25 pm - 10:29 pm
IDA
-
SDF
6h 04m
1 stop
$339United Airlines
Sat, Sep 12 - Fri, Sep 18
Southwest Logo
4:45 pm - 10:05 pm
SDF
-
BOI
7h 20m
1 stop
Southwest Logo
12:10 pm - 8:30 pm
BOI
-
SDF
6h 20m
1 stop
$359Southwest
Tue, Oct 13 - Tue, Oct 20
American Airlines Logo
4:18 pm - 8:43 pm
SDF
-
GEG
7h 25m
1 stop
American Airlines Logo
12:49 pm - 11:31 pm
GEG
-
SDF
7h 42m
1 stop
$363American Airlines
Fri, Oct 23 - Fri, Oct 30
American Airlines Logo
6:00 am - 1:51 pm
SDF
-
BOI
9h 51m
1 stop
American Airlines Logo
2:41 pm - 11:31 pm
BOI
-
SDF
6h 50m
1 stop
$364American Airlines
Sat, Sep 12 - Fri, Sep 18
Southwest Logo
4:45 pm - 10:05 pm
SDF
-
BOI
7h 20m
1 stop
Southwest Logo
12:10 pm - 10:40 pm
BOI
-
SDF
8h 30m
2 stops
$364Southwest
Fri, Oct 23 - Fri, Oct 30
Southwest Logo
6:35 am - 1:20 pm
SDF
-
BOI
8h 45m
2 stops
Southwest Logo
7:55 am - 6:15 pm
BOI
-
SDF
8h 20m
1 stop
$365Southwest
Tue, Oct 13 - Tue, Oct 20
United Airlines Logo
8:00 am - 12:36 pm
SDF
-
GEG
7h 36m
1 stop
United Airlines Logo
1:38 pm - 10:32 pm
GEG
-
SDF
5h 54m
1 stop
$383United Airlines
Sun, Sep 27 - Thu, Oct 1
Delta Logo
7:54 pm - 11:59 pm
SDF
-
BOI
6h 05m
1 stop
Delta Logo
11:10 pm - 8:51 am
BOI
-
SDF
7h 41m
1 stop
$389Delta
Mon, Jan 4 - Fri, Jan 8
Delta Logo
7:00 am - 1:20 pm
SDF
-
JAC
8h 20m
1 stop
Delta Logo
2:31 pm - 12:02 am
JAC
-
SDF
7h 31m
1 stop
$405Delta
Sun, Jan 17 - Wed, Jan 20
United Airlines Logo
6:30 am - 1:03 pm
SDF
-
JAC
8h 33m
1 stop
United Airlines Logo
2:40 pm - 9:57 pm
JAC
-
SDF
5h 17m
1 stop
$405United Airlines
Booking Insights

KAYAK's insights & trends for Louisville to Idaho flights

Get data-powered insights and trends into flights from Louisville to Idaho to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest month to fly from Louisville to Idaho?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Louisville to Idaho, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Louisville to Idaho is September, when tickets cost $306 (return) on average. On the other hand, the most expensive months are December and August, when the average cost of round-trip tickets is $700 and $579 respectively.

Find deals

Good to know

Low season

February

Cheapest flight

$156
Best time to beat the crowds with an average 18% drop in price.
Most popular time to fly and prices are also 3% lower on average.
Flight from Louisville to Boise

FAQs - booking Idaho flights

  • How does KAYAK find such low prices on flights from Louisville to Idaho?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Louisville to Idaho.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Louisville to Idaho?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Louisville to Idaho is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Louisville to Idaho?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Louisville to Idaho with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Louisville to Idaho?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Louisville to Idaho up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Louisville to Idaho

Information on your arrival and departure airports

Louisville (SDF)