How many flights depart from Kentucky to Idaho on average per week?

3 flights are operational weekly from Kentucky to Idaho as of May 2025. The most popular departure day for this route is Mon, with 33% of flights per week taking off on this day.

What is the cheapest airline that flies from Kentucky to Idaho?

Spirit Airlines, United Airlines, and Hawaiian Airlines are the most popular carriers operating from Kentucky to Idaho

What airlines fly to Idaho?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Idaho from Kentucky according to our data. United Airlines is the first choice among our users, with 35% of people opting to fly with this airline when traveling to Idaho. Keep in mind that there are 4 different airlines that fly to Idaho on a routine basis, so you have a few additional options to choose from.

How long is the flight from Kentucky to Idaho?

Flight times from Kentucky to Idaho vary, but if you’re flying out of Louisville and flying into Boise (one of the most popular routes), then the duration is 5h 55m on average. Another popular route from Kentucky to Idaho is flying from Lexington to Boise, which will take roughly 6h 54m. Keep in mind that layovers or delays could extend your travel time.

When did momondo last update prices for flights from Kentucky to Idaho?

Prices for flights from Kentucky to Idaho are refreshed on a daily basis.

How many operators does momondo search for flights from Kentucky to Idaho?

As of May 2025, there are 6 operators available to choose from for flights from Kentucky to Idaho.

How old do you have to be to fly from Kentucky to Idaho?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Kentucky to Idaho.

What documentation or ID do you need to fly to Idaho?

The required travel and health documents for your Idaho trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Idaho. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$110 Cheap Flights from Kentucky to Idaho - Save in Minutes

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Find the cheapest flights from Kentucky to Idaho

Round-trip

One-way

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Cheap round-trip flights

These are some of the best round-trip flight deals from Kentucky to Idaho that have been recently found on momondo from popular airlines, departing in the coming months.

5:57 pm - 10:00 pmTYS-GEG

7h 03m1 stop

12:21 pm - 11:59 pmGEG-TYS

8h 38m1 stop

$289Delta

Find Deal

Tue, Jul 22 - Mon, Aug 4

7:18 pm - 8:48 amBNA-BOI

14h 30m1 stop

8:46 pm - 5:40 amBOI-BNA

7h 54m1 stop

$292

Find Deal

Thu, Jun 12 - Mon, Jun 16

5:12 pm - 11:12 pmTYS-GEG

9h 00m2 stops

11:10 pm - 11:08 amGEG-TYS

8h 58m1 stop

$294Delta

Find Deal

Tue, Jul 22 - Mon, Aug 4

5:44 pm - 10:56 pmBNA-GEG

7h 12m1 stop

8:48 pm - 5:40 amGEG-BNA

6h 52m1 stop

$296Hawaiian Airlines

Find Deal

Sat, Aug 2 - Sat, Aug 9

2:25 pm - 11:38 pmBNA-GEG

11h 13m1 stop

5:29 am - 1:31 pmGEG-BNA

6h 02m1 stop

$297United Airlines

Find Deal

Thu, May 15 - Mon, May 19

1:36 pm - 10:00 pmBNA-BOI

9h 24m1 stop

1:50 pm - 9:12 pmBOI-BNA

6h 22m1 stop

$308American Airlines

Find Deal

Wed, May 28 - Sat, May 31

5:45 pm - 11:20 pmBNA-GEG

7h 35m1 stop

1:51 pm - 10:20 pmGEG-BNA

6h 29m1 stop

$320American Airlines

Find Deal

Mon, Jun 9 - Tue, Jun 10

5:05 am - 9:35 amBNA-BOI

5h 30m1 stop

4:45 pm - 12:55 amBOI-BNA

7h 10m1 stop

$329Southwest

Find Deal

Wed, Jun 18 - Sat, Jun 21

6:05 am - 2:41 pmBNA-GEG

10h 36m2 stops

5:29 am - 1:31 pmGEG-BNA

6h 02m1 stop

$331United Airlines

Find Deal

Thu, May 15 - Mon, May 19

6:10 am - 4:05 pmBNA-BOI

10h 55m2 stops

4:45 pm - 12:55 amBOI-BNA

7h 10m1 stop

$334Southwest

Find Deal

Wed, Jun 18 - Sat, Jun 21

American Airlines flights from Kentucky to Idaho

Our best American Airlines deals on Kentucky to Idaho flight tickets

American Airlines

May 28

BNA1:36 pmNashville Intl

9h 24m

1 stop

BOI10:00 pmBoise Air Term. Gowen Fld

May 31

BOI1:50 pmBoise Air Term. Gowen Fld

6h 22m

1 stop

BNA9:12 pmNashville Intl

$308

Find similar

American Airlines

Jun 9

BNA5:45 pmNashville Intl

7h 35m

1 stop

GEG11:20 pmSpokane

Jun 10

GEG1:51 pmSpokane

6h 29m

1 stop

BNA10:20 pmNashville Intl

$320

Find similar

American Airlines

May 29

SDF7:05 amLouisville Intl

9h 16m

1 stop

JAC2:21 pmJackson Hole

Jun 2

JAC3:02 pmJackson Hole

7h 23m

1 stop

SDF12:25 amLouisville Intl

$329

Find similar

Southwest flights from Kentucky to Idaho

Our best Southwest deals on Kentucky to Idaho flight tickets

Southwest

Jun 18

BNA5:05 amNashville Intl

5h 30m

1 stop

BOI9:35 amBoise Air Term. Gowen Fld

Jun 21

BOI4:45 pmBoise Air Term. Gowen Fld

7h 10m

1 stop

BNA12:55 amNashville Intl

$329

Find similar

Southwest

Jun 18

BNA6:10 amNashville Intl

10h 55m

2 stops

BOI4:05 pmBoise Air Term. Gowen Fld

Jun 21

BOI4:45 pmBoise Air Term. Gowen Fld

7h 10m

1 stop

BNA12:55 amNashville Intl

$334

Find similar

Southwest

Aug 22

BNA8:20 amNashville Intl

9h 00m

1 stop

GEG3:20 pmSpokane

Aug 25

GEG7:30 amSpokane

8h 50m

1 stop

BNA6:20 pmNashville Intl

$355

Find similar

How to get the cheapest flight ticket from Kentucky to Idaho

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

Prices

Airlines

Other information

What is the cheapest month to fly to Idaho?

In general, February is the cheapest month to fly from Kentucky to Idaho. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $381. If you don’t want to visit Idaho in February, then you should wait until December to fly from Kentucky, when ticket prices are also cheap, with an average price of $381.

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

Our data shows that Saturday is the least expensive day to fly to Idaho. Tickets to fly out on this day can be as low as $400. On the other hand, Tuesday is the most expensive day to depart from Kentucky because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $602.

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

According to our data, the cheapest time of day to fly to Idaho is in the evening. momondo users have found flights departing from Kentucky to Idaho in the evening for as low as $407. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the afternoon is when there is more demand to fly to Idaho, so prices are often more expensive at around $586 per ticket.

Cheap Kentucky to Idaho flight deals and tips

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

Best Price Found	$110
Fastest flight time	5h 01m
Direct flights	None
Airports in Idaho	5 airports

The best one-way flight to Idaho from Kentucky in the past 72 hours is $110. The best round-trip flight deal from Kentucky to Idaho found on momondo in the last 72 hours is $289.

The fastest flight from Kentucky to Idaho takes 5h 01m

There are no direct flights from Kentucky to Idaho. Popular non-direct routes for this connection are Nashville Intl Airport - Boise Air Term. Gowen Fld Airport, Cincinnati Cinci./N. Kentucky Airport - Jackson Hole Airport and Nashville Intl Airport - Spokane Airport.

There are 5 airports near Idaho: West Yellowstone (WYS), Idaho Falls Fanning Field (IDA), Spokane (GEG), Boise Air Term. Gowen Fld (BOI), Jackson Hole (JAC)

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When did momondo last update prices for flights from Kentucky to Idaho?
Prices for flights from Kentucky to Idaho are refreshed on a daily basis.
How many operators does momondo search for flights from Kentucky to Idaho?
As of May 2025, there are 6 operators available to choose from for flights from Kentucky to Idaho.
How old do you have to be to fly from Kentucky to Idaho?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Kentucky to Idaho.
What documentation or ID do you need to fly to Idaho?
The required travel and health documents for your Idaho trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Idaho. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Kentucky to Idaho

Compare and see reviews for airlines that fly from Kentucky to Idaho with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $298	Free Cancellation	Rating 8.0 7,934 reviews	Search Delta flights
American Airlines	PriceFrom $323	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
United Airlines	PriceFrom $324	Free Cancellation	Rating 7.4 8,696 reviews	Search United Airlines flights
Southwest	PriceFrom $371	Free Cancellation	Rating 8.0 4,294 reviews	Search Southwest flights

Why use momondo?

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

Finding the right flight to Idaho from Kentucky is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Idaho quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to Idaho from Kentucky which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Idaho from Kentucky.

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

Yes momondo offers price alerts on flights to Idaho from Kentucky. 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.