How long is the flight from Idaho to Kentucky?

Departing from Idaho to Kentucky will take you 6h 14m. There are 1638 mi between Idaho and Kentucky. This flight may include one or multiple stops.

What are the cheapest airlines to fly from Idaho to Kentucky one-way?

One-way options have recently been found by users for as low as $153 on American Airlines. Other airlines that offer cheap prices include United Airlines from $171 and Delta from $199 one-way.

In terms of precipitation, rainfall in Kentucky ranges from 3.1 - 5.3 inches per month. May is typically the wettest month, when rainfall can reach 5.3 in. September is typically the driest time to visit Kentucky when rainfall is around 3.1 in.

If weather is an important factor for your trip to Kentucky, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Can I find deals for flights from Idaho to Kentucky that include hotel bookings?

Yes. In addition to deals on Idaho to Kentucky flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Idaho to Kentucky?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho to Kentucky.

Can I find deals for business class flights from Idaho to Kentucky?

Yes. Cheapflights offers flight deals from Idaho to Kentucky by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$91+ Flights from Idaho to Kentucky

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Idaho to Kentucky with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Idaho to Kentucky

Cheapest flights from Idaho to Kentucky
Explore the most affordable flight options available from Idaho to Kentucky. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 15, 2025.

Sat 12/2012:02 pmGEG - CVG

1 stop11h 06mFrontier

Tue 12/237:15 amCVG - GEG

1 stop11h 38mFrontier

Deal found 12/15

$233

Wed 12/313:32 pmGEG - BNA

1 stop6h 25mDelta

Thu 1/87:35 amBNA - GEG

1 stop7h 02mDelta

Deal found 12/14

$268

Wed 12/313:32 pmGEG - BNA

1 stop6h 25mDelta

Fri 1/98:25 amBNA - GEG

2 stops9h 50mDelta

Deal found 12/14

$273

Sun 12/2812:02 pmGEG - CVG

1 stop11h 06mFrontier

Thu 1/17:15 amCVG - GEG

1 stop11h 38mFrontier

Deal found 12/13

$313

Wed 12/311:12 pmGEG - BNA

1 stop8h 45mDelta

Wed 1/76:00 amBNA - GEG

2 stops15h 54mDelta

Deal found 12/14

$316

Thu 12/256:00 amGEG - SDF

1 stop6h 59mAmerican Airlines

Thu 1/15:49 pmSDF - GEG

1 stop6h 39mAmerican Airlines

Deal found 12/14

$324

Wed 12/311:12 pmGEG - BNA

1 stop8h 45mDelta

Tue 1/65:15 amBNA - GEG

1 stop8h 30mDelta

Deal found 12/14

$343

Thu 12/255:05 amGEG - SDF

2 stops15h 17mUnited Airlines

Thu 1/18:00 amSDF - GEG

1 stop7h 45mUnited Airlines

Deal found 12/14

$346

Sat 12/2012:54 pmBOI - CVG

1 stop11h 14mMultiple Airlines

Tue 1/66:39 pmCVG - BOI

2 stops15h 33mMultiple Airlines

Deal found 12/15

$360

Mon 12/296:15 amBOI - BNA

2 stops8h 25mSouthwest

Mon 1/56:45 pmBNA - BOI

1 stop7h 00mSouthwest

Deal found 12/14

$392

Wed 12/311:12 pmGEG - BNA

1 stop8h 45mDelta

Mon 1/57:37 amBNA - GEG

2 stops17h 15mDelta

Deal found 12/14

$397

Wed 12/311:12 pmGEG - BNA

1 stop8h 45mDelta

Sat 1/37:08 pmBNA - GEG

1 stop6h 51mDelta

Deal found 12/14

$428

Best flights from Idaho to Kentucky
Discover carefully curated flight deals from Idaho to Kentucky that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 15, 2025.

Thu 1/221:40 pmBOI - BNA

1 stop9h 33mDelta

Mon 1/267:15 amBNA - BOI

2 stops12h 13mDelta

Deal found 12/13

$222

Tue 1/612:19 pmBOI - BNA

1 stop6h 14mUnited Airlines

Sat 1/108:00 amBNA - BOI

2 stops11h 07mUnited Airlines

Deal found 12/15

$222

Mon 1/266:00 pmGEG - CVG

1 stop22h 49mAlaska Airlines

Thu 1/298:00 amCVG - GEG

1 stop7h 44mAlaska Airlines

Deal found 12/13

$256

Thu 2/512:03 pmGEG - TYS

1 stop24h 27mMultiple Airlines

Thu 2/198:30 amTYS - GEG

2 stops15h 02mMultiple Airlines

Deal found 12/13

$351

Tue 1/206:00 amGEG - TYS

1 stop8h 42mAmerican Airlines

Tue 2/312:21 pmTYS - GEG

1 stop9h 28mAmerican Airlines

Deal found 12/12

$355

Wed 2/1812:10 pmGEG - SDF

1 stop6h 00mSouthwest

Sun 2/2212:35 pmSDF - GEG

2 stops15h 05mSouthwest

Deal found 12/13

$380

Fri 1/163:01 pmBOI - BNA

1 stop5h 51mDelta

Tue 1/207:00 amBNA - BOI

2 stops12h 28mDelta

Deal found 12/15

$222

Thu 1/85:00 amGEG - BNA

2 stops12h 04mUnited Airlines

Sat 1/106:00 amBNA - GEG

2 stops8h 46mUnited Airlines

Deal found 12/13

$247

Mon 1/55:30 amGEG - CVG

1 stop9h 09mAlaska Airlines

Tue 1/138:00 amCVG - GEG

1 stop7h 44mAlaska Airlines

Deal found 12/14

$256

Tue 1/61:15 pmGEG - BNA

1 stop7h 15mDelta

Wed 1/74:55 pmBNA - GEG

1 stop8h 26mDelta

Deal found 12/14

$237

Mon 1/55:30 amGEG - CVG

1 stop9h 09mAlaska Airlines

Fri 1/98:00 amCVG - GEG

1 stop7h 44mAlaska Airlines

Deal found 12/13

$256

Fri 1/95:00 amGEG - BNA

2 stops12h 33mUnited Airlines

Mon 1/128:22 amBNA - GEG

1 stop6h 24mUnited Airlines

Deal found 12/14

$272

Sun 1/251:38 pmGEG - BNA

1 stop8h 19mAlaska Airlines

Thu 1/297:00 amBNA - GEG

1 stop7h 44mAlaska Airlines

Deal found 12/12

$257

Mon 1/267:25 pmGEG - CVG

2 stops10h 28mDelta

Thu 1/296:45 amCVG - GEG

1 stop7h 00mDelta

Deal found 12/13

$262

Wed 3/188:59 amBOI - CVG

1 stop8h 05mDelta

Wed 3/256:30 amCVG - BOI

1 stop8h 37mDelta

Deal found 12/13

$276

Mon 1/125:55 pmBOI - CVG

1 stop23h 54mAlaska Airlines

Thu 1/158:00 amCVG - BOI

1 stop9h 10mAlaska Airlines

Deal found 12/14

$277

Mon 1/56:00 amGEG - BNA

1 stop8h 07mUnited Airlines

Wed 1/710:45 amBNA - GEG

2 stops12h 37mUnited Airlines

Deal found 12/14

$317

Sat 1/316:00 amGEG - TYS

1 stop8h 42mAmerican Airlines

Sat 2/1410:41 amTYS - GEG

1 stop10h 12mAmerican Airlines

Deal found 12/15

$389

Thu 1/151:55 pmBOI - CVG

1 stop27h 54mAlaska Airlines

Sun 1/188:00 amCVG - BOI

1 stop17h 01mAlaska Airlines

Deal found 12/14

$285

Wed 3/41:51 pmBOI - BNA

1 stop9h 15mDelta

Tue 3/107:00 amBNA - BOI

1 stop7h 06mDelta

Deal found 12/13

$287

Tue 2/36:00 amGEG - TYS

1 stop8h 42mAmerican Airlines

Tue 2/1012:21 pmTYS - GEG

1 stop9h 28mAmerican Airlines

Deal found 12/13

$389

Mon 1/262:40 pmIDA - BNA

1 stop6h 10mUnited Airlines

Wed 1/288:22 amBNA - IDA

1 stop6h 08mUnited Airlines

Deal found 12/15

$327

Tue 3/36:28 amBOI - BNA

1 stop16h 31mAlaska Airlines

Tue 3/107:00 amBNA - BOI

1 stop11h 35mAlaska Airlines

Deal found 12/13

$287

Thu 2/193:40 pmGEG - BNA

1 stop6h 26mDelta

Sat 2/217:35 amBNA - GEG

1 stop9h 23mDelta

Deal found 12/14

$287

Tue 2/106:00 amGEG - TYS

1 stop8h 42mAmerican Airlines

Tue 2/177:42 amTYS - GEG

1 stop7h 32mAmerican Airlines

Deal found 12/13

$389

Thu 12/255:05 amGEG - SDF

2 stops15h 17mUnited Airlines

Thu 1/18:00 amSDF - GEG

1 stop7h 45mUnited Airlines

Deal found 12/14

$346

Wed 3/46:28 amBOI - BNA

1 stop16h 31mAlaska Airlines

Tue 3/107:00 amBNA - BOI

1 stop9h 08mAlaska Airlines

Deal found 12/12

$287

Thu 2/261:51 pmBOI - BNA

1 stop9h 15mDelta

Tue 3/36:00 amBNA - BOI

2 stops13h 22mDelta

Deal found 12/15

$292

Mon 1/55:30 amGEG - BNA

1 stop22h 30mAlaska Airlines

Fri 1/94:23 pmBNA - GEG

1 stop19h 02mAlaska Airlines

Deal found 12/14

$287

Wed 2/1812:55 pmGEG - SDF

1 stop19h 08mAmerican Airlines

Sun 2/226:31 amSDF - GEG

1 stop8h 43mAmerican Airlines

Deal found 12/15

$424

Last-minute flights from Idaho to Kentucky
Discover last-minute flight deals from Idaho to Kentucky. Data last updated December 15, 2025 and is based on user searches.

Sat 12/2012:02 pmGEG - CVG

1 stop11h 06mFrontier

Tue 12/237:15 amCVG - GEG

1 stop11h 38mFrontier

Deal found 12/15

$233

Wed 12/313:32 pmGEG - BNA

1 stop6h 25mDelta

Thu 1/87:35 amBNA - GEG

1 stop7h 02mDelta

Deal found 12/14

$268

Mon 1/59:50 pmBOI - BNA

1 stop7h 10mAlaska Airlines

Tue 1/65:43 pmBNA - BOI

1 stop7h 14mAlaska Airlines

Deal found 12/13

$216

Mon 1/57:32 pmGEG - BNA

1 stop19h 11mAlaska Airlines

Tue 1/65:43 pmBNA - GEG

1 stop7h 17mAlaska Airlines

Deal found 12/14

$236

Mon 1/55:30 amGEG - CVG

1 stop9h 09mAlaska Airlines

Tue 1/138:00 amCVG - GEG

1 stop7h 44mAlaska Airlines

Deal found 12/15

$256

Mon 1/56:30 amGEG - CVG

1 stop7h 13mAmerican Airlines

Fri 1/91:33 pmCVG - GEG

1 stop8h 16mAmerican Airlines

Deal found 12/15

$257

Tue 1/612:19 pmBOI - BNA

1 stop8h 23mUnited Airlines

Sat 1/108:22 amBNA - BOI

1 stop6h 13mUnited Airlines

Deal found 12/15

$217

Tue 1/69:00 amBOI - BNA

1 stop6h 43mAlaska Airlines

Tue 1/65:43 pmBNA - BOI

1 stop7h 14mAlaska Airlines

Deal found 12/13

$238

Thu 1/86:53 amGEG - BNA

1 stop8h 34mUnited Airlines

Sat 1/108:22 amBNA - GEG

1 stop6h 24mUnited Airlines

Deal found 12/13

$237

Sun 1/116:00 amGEG - BNA

1 stop7h 42mAmerican Airlines

Sun 1/185:15 amBNA - GEG

2 stops10h 54mAmerican Airlines

Deal found 12/14

$252

Sun 1/251:38 pmGEG - BNA

1 stop8h 19mAlaska Airlines

Thu 1/297:00 amBNA - GEG

1 stop7h 44mAlaska Airlines

Deal found 12/14

$257

Mon 1/267:25 pmGEG - CVG

2 stops10h 28mDelta

Thu 1/296:45 amCVG - GEG

1 stop8h 52mDelta

Deal found 12/15

$262

One-way flights from Idaho to Kentucky
Search for one-way flight options from Idaho to Kentucky. Find affordable one-way fares based on user searches. Data last updated December 15, 2025.

Mon 2/212:07 pmBOI - BNA

1 stop5h 35mFrontier

Deal found 12/15

$91

Sun 2/18:58 pmGEG - CVG

1 stop24h 00mMultiple Airlines

Deal found 12/14

$100

Sun 1/118:58 pmGEG - CVG

1 stop23h 56mMultiple Airlines

Deal found 12/14

$107

Thu 1/81:19 pmGEG - CVG

1 stop20h 54mFrontier

Deal found 12/14

$119

Mon 1/57:32 pmGEG - BNA

1 stop19h 11mAlaska Airlines

Deal found 12/13

$124

Mon 1/55:30 amGEG - CVG

1 stop9h 09mAlaska Airlines

Deal found 12/14

$128

Fri 1/161:15 pmGEG - CVG

1 stop6h 33mDelta

Deal found 12/14

$129

Thu 1/85:00 amGEG - CVG

2 stops13h 30mUnited Airlines

Deal found 12/14

$134

Mon 2/212:07 pmBOI - BNA

3 stops42h 18mMultiple Airlines

Deal found 12/15

$138

Wed 12/311:12 pmGEG - BNA

1 stop8h 45mDelta

Deal found 12/14

$150

Thu 12/257:40 amBOI - BNA

1 stop6h 56mAmerican Airlines

Deal found 12/13

$151

Wed 12/316:07 amGEG - SDF

1 stop8h 12mAmerican Airlines

Deal found 12/15

$151

Find flight deals from Idaho to Kentucky

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$216 (Alaska Airlines)
One-way from	$91 (Frontier)
Popular in	March
Cheapest in	August
Average price	$578

Provider with most accurate pricing for Boise Air Term. Gowen Fld-Louisville Intl flight deals.

Search Deals

Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Louisville Intl flights.

Search Deals

From Idaho to Kentucky

Search Deals

One-way flight from Idaho to Kentucky

Search Deals

Highest demand for flights based on searches. 6% potential increase in price ($33 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

BoiseNashville

BOI - BNA

BOIBNA

Boise Air Term. Gowen Fld

Thu 1/22

1:40 pm-12:13 am

1 stop9h 33m

Nashville Intl

Mon 1/26

7:15 am-6:28 pm

2 stops12h 13m

$222

BoiseNashville

BOI - BNA

BOIBNA

Boise Air Term. Gowen Fld

Tue 1/6

12:19 pm-7:33 pm

1 stop6h 14m

Nashville Intl

Sat 1/10

8:00 am-6:07 pm

2 stops11h 07m

$222

BoiseNashville

BOI - BNA

BOIBNA

Boise Air Term. Gowen Fld

Fri 1/16

3:01 pm-9:52 pm

1 stop5h 51m

Nashville Intl

Tue 1/20

7:00 am-6:28 pm

2 stops12h 28m

$222

SpokaneNashville

GEG - BNA

GEGBNA

Spokane

Tue 1/6

1:15 pm-10:30 pm

1 stop7h 15m

Nashville Intl

Wed 1/7

4:55 pm-11:21 pm

1 stop8h 26m

$237

SpokaneNashville

GEG - BNA

GEGBNA

Spokane

Thu 1/8

5:00 am-7:04 pm

2 stops12h 04m

Nashville Intl

Sat 1/10

6:00 am-12:46 pm

2 stops8h 46m

$247

SpokaneCincinnati

GEG - CVG

GEGCVG

Spokane

Mon 1/26

6:00 pm-7:49 pm

1 stop22h 49m

Cincinnati Cinci./N. Kentucky

Thu 1/29

8:00 am-12:44 pm

1 stop7h 44m

$256

SpokaneCincinnati

GEG - CVG

GEGCVG

Spokane

Mon 1/5

5:30 am-5:39 pm

1 stop9h 09m

Cincinnati Cinci./N. Kentucky

Tue 1/13

8:00 am-12:44 pm

1 stop7h 44m

$256

SpokaneCincinnati

GEG - CVG

GEGCVG

Spokane

Mon 1/5

5:30 am-5:39 pm

1 stop9h 09m

Cincinnati Cinci./N. Kentucky

Fri 1/9

8:00 am-12:44 pm

1 stop7h 44m

$256

SpokaneNashville

GEG - BNA

GEGBNA

Spokane

Sun 1/25

1:38 pm-11:57 pm

1 stop8h 19m

Nashville Intl

Thu 1/29

7:00 am-12:44 pm

1 stop7h 44m

$257

SpokaneCincinnati

GEG - CVG

GEGCVG

Spokane

Mon 1/26

7:25 pm-8:53 am

2 stops10h 28m

Cincinnati Cinci./N. Kentucky

Thu 1/29

6:45 am-10:45 am

1 stop7h 00m

$262

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Showing 1-10 of 60 results

...

Best time to book a flight from Idaho to Kentucky

Have a flexible travel schedule? Discover the best time to fly to Kentucky from Idaho with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Idaho to Kentucky

What is the cheapest month to book a flight from Idaho to Kentucky?

Currently, October is the cheapest month in which you can book a flight from Idaho to Kentucky (average of $219). Flying from Idaho to Kentucky in December is currently the most expensive (average of $454). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ID to KY?

Unlike in the morning, when flights are generally more expensive, you can save up to 44% on flights from Idaho to Kentucky by exploring options for tickets in the evening.

Reviews of airlines servicing Kentucky

Read through reviews of airlines operating flights from Idaho to Kentucky, such as Southwest, Delta, and United Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Southwest

7.9

Good

4,250 reviews

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Delta

7.9

Good

8,007 reviews

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

United Airlines

7.4

Good

9,092 reviews

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

American Airlines

7.2

Good

11,052 reviews

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

How long is the flight from Idaho to Kentucky?
Departing from Idaho to Kentucky will take you 6h 14m. There are 1638 mi between Idaho and Kentucky. This flight may include one or multiple stops.
What are the cheapest airlines to fly from Idaho to Kentucky one-way?
One-way options have recently been found by users for as low as $153 on American Airlines. Other airlines that offer cheap prices include United Airlines from $171 and Delta from $199 one-way.
Can I find deals for flights from Idaho to Kentucky that include hotel bookings?
Yes. In addition to deals on Idaho to Kentucky flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Idaho to Kentucky?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho to Kentucky.
Can I find deals for business class flights from Idaho to Kentucky?
Yes. Cheapflights offers flight deals from Idaho to Kentucky by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Idaho to Kentucky?
Currently, October is the cheapest month in which you can book a flight from Idaho to Kentucky (average of $219). Flying from Idaho to Kentucky in December is currently the most expensive (average of $454). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top 4 airlines flying from Idaho to Kentucky

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$234	Average$418	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$268	Average$450	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$268	Average$544	FlexibilityNo cancel fee	On-time69%
Southwest	Cheapest$363	Average$467	FlexibilityNo cancel fee	On-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$91+ Cheap flights from Idaho to Kentucky

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/2. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Idaho to Kentucky with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Idaho to Kentucky

Cheapest flights from Idaho to KentuckyExplore the most affordable flight options available from Idaho to Kentucky. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 15, 2025.

Explore the most affordable flight options available from Idaho to Kentucky. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 15, 2025.

Find flight deals from Idaho to Kentucky

Keep the following information in mind while searching for Idaho to Kentucky flight deals. Data was last updated December 15, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Idaho to Kentucky that are best for you.

Best time to book a flight from Idaho to Kentucky

Have a flexible travel schedule? Discover the best time to fly to Kentucky from Idaho with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Idaho to Kentucky

What is the cheapest month to book a flight from Idaho to Kentucky?

What is the cheapest time of day to fly from ID to KY?

Find hourly flight availability from Idaho to Kentucky. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 15, 2025.

Reviews of airlines servicing Kentucky

Read through reviews of airlines operating flights from Idaho to Kentucky, such as Southwest, Delta, and United Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Idaho to Kentucky. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Idaho to Kentucky?

What are the cheapest airlines to fly from Idaho to Kentucky one-way?

Can I find deals for flights from Idaho to Kentucky that include hotel bookings?

How can I find direct flights from Idaho to Kentucky?

Can I find deals for business class flights from Idaho to Kentucky?

What is the cheapest month to book a flight from Idaho to Kentucky?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Idaho to Kentucky

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from Idaho to Kentucky

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Idaho to Kentucky
Explore the most affordable flight options available from Idaho to Kentucky. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 15, 2025.