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Cheap flights from Kentucky to Idaho from $169

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 6/16. 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.
SDF — BOI
May 10 — May 171
From?
To?
Fri 5/10
Fri 5/17
1 adult, Economy
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How far in advance should I book a flight from Kentucky to Idaho?

To save up to 110% on this flight, we recommend booking at least 34 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Kentucky to Idaho from $412 1-2 weeks out and tickets from $725 for flights departing within the next 72 hours.

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

The best pricing can be found in the month of August. Prices to Idaho from Kentucky average $476. You can even find prices in August for less than $476, as users have found deals to Idaho from as low as $212. The month of October appears to be one of the more expensive times to travel to Idaho from Kentucky. Flying in the targeted month can save you up to 52%.

When is the cheapest time to fly from Kentucky to Idaho (KY - ID)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Kentucky to Idaho as you normally would.

Cheap Spirit Airlines flights from Kentucky to Idaho

Explore cheap flight options specifically provided by Spirit Airlines for the route between Kentucky and Idaho. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated May 5, 2024.
Find some of the cheapest Spirit Airlines flights traveling from Kentucky to Idaho. Make sure to double check the flight details before booking.
Tue 6/46:27 pmSDF - BOI
2 stops27h 43mSpirit Airlines
Tue 6/115:39 pmBOI - SDF
1 stop24h 03mSpirit Airlines
Deal found 5/5$184
Tue 6/43:00 pmSDF - BOI
3 stops26h 13mSpirit Airlines
Tue 6/119:13 pmBOI - SDF
1 stop20h 29mSpirit Airlines
Deal found 5/5$191
Wed 6/58:42 pmSDF - BOI
1 stop25h 41mSpirit Airlines
Sun 6/97:19 pmBOI - SDF
1 stop22h 23mSpirit Airlines
Deal found 5/4$208
Tue 6/46:27 pmSDF - BOI
2 stops27h 43mSpirit Airlines
Tue 6/115:39 pmBOI - SDF
3 stops22h 15mSpirit Airlines
Deal found 5/5$236
Wed 6/56:39 pmSDF - BOI
2 stops27h 44mSpirit Airlines
Sun 6/97:19 pmBOI - SDF
1 stop22h 23mSpirit Airlines
Deal found 5/4$240
Tue 6/43:00 pmSDF - BOI
3 stops26h 13mSpirit Airlines
Tue 6/119:13 pmBOI - SDF
3 stops18h 41mSpirit Airlines
Deal found 5/5$243
Wed 6/56:39 pmSDF - BOI
3 stops27h 44mSpirit Airlines
Sun 6/99:13 pmBOI - SDF
1 stop20h 29mSpirit Airlines
Deal found 5/4$250
Wed 6/56:39 pmSDF - BOI
3 stops27h 44mSpirit Airlines
Sun 6/97:19 pmBOI - SDF
3 stops25h 59mSpirit Airlines
Deal found 5/4$391
Mon 8/58:57 pmSDF - BOI
1 stop27h 22mSpirit Airlines
Wed 8/1410:59 pmBOI - SDF
3 stops32h 30mSpirit Airlines
Deal found 5/5$452

Cheap Delta flights from Kentucky to Idaho

Explore cheap flight options specifically provided by Delta for the route between Kentucky and Idaho. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated May 5, 2024.
Take a gander at the lowest prices we've found on Delta flights from Kentucky to Idaho. Check back soon if you're not seeing flights that suit your needs.
Tue 8/203:35 pmLEX - BOI
2 stops10h 21mDelta
Sat 8/241:50 pmBOI - LEX
1 stop8h 03mDelta
Deal found 5/4$221
Tue 8/206:10 amLEX - BOI
2 stops9h 40mDelta
Sat 8/2410:40 amBOI - LEX
2 stops11h 13mDelta
Deal found 5/4$226
Tue 8/2012:00 pmLEX - BOI
2 stops12h 19mDelta
Sat 8/241:50 pmBOI - LEX
1 stop8h 03mDelta
Deal found 5/3$332
Tue 8/2012:00 pmLEX - BOI
2 stops12h 19mDelta
Sat 8/2410:40 amBOI - LEX
2 stops11h 13mDelta
Deal found 5/3$337
Wed 8/73:35 pmLEX - GEG
2 stops11h 17mDelta
Wed 8/1411:15 amGEG - LEX
2 stops9h 38mDelta
Deal found 5/4$468
Mon 8/51:30 pmSDF - BOI
2 stops10h 49mDelta
Wed 8/1410:40 amBOI - SDF
1 stop6h 03mDelta
Deal found 5/5$478
Mon 7/87:47 pmSDF - GEG
1 stop6h 30mDelta
Sat 7/1311:00 amGEG - SDF
2 stops9h 58mDelta
Deal found 5/5$521
Tue 5/213:44 pmLEX - BOI
2 stops10h 06mDelta
Wed 5/296:06 amBOI - LEX
2 stops9h 46mDelta
Deal found 5/4$536
Tue 5/217:40 amLEX - GEG
2 stops11h 31mDelta
Fri 5/247:30 pmGEG - LEX
2 stops10h 55mDelta
Deal found 5/3$543

Cheap Kentucky to Idaho flights in May & June 2024

Find cheap flight options from Kentucky to Idaho specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,719,943 searches. Prices were last updated on May 5, 2024.
These are some of the most attractive deals on flights from Kentucky to Idaho in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Tue 6/46:27 pmSDF - BOI
2 stops27h 43mSpirit Airlines
Tue 6/115:39 pmBOI - SDF
1 stop24h 03mSpirit Airlines
Deal found 5/5$184
Tue 6/43:00 pmSDF - BOI
3 stops26h 13mSpirit Airlines
Tue 6/119:13 pmBOI - SDF
1 stop20h 29mSpirit Airlines
Deal found 5/5$191
Tue 6/46:27 pmSDF - BOI
2 stops27h 43mSpirit Airlines
Tue 6/115:39 pmBOI - SDF
3 stops22h 15mSpirit Airlines
Deal found 5/5$236
Tue 6/43:00 pmSDF - BOI
3 stops26h 13mSpirit Airlines
Tue 6/119:13 pmBOI - SDF
3 stops18h 41mSpirit Airlines
Deal found 5/5$243
Wed 6/196:00 amLEX - BOI
1 stop7h 00mAmerican Airlines
Sun 6/233:33 pmBOI - LEX
1 stop6h 26mAmerican Airlines
Deal found 5/5$359
Tue 6/42:34 pmSDF - BOI
1 stop9h 19mAmerican Airlines
Tue 6/117:05 amBOI - SDF
1 stop8h 54mAmerican Airlines
Deal found 5/5$408
Wed 6/193:29 pmLEX - BOI
2 stops11h 28mDelta
Sun 6/237:59 pmBOI - LEX
2 stops12h 11mDelta
Deal found 5/5$418
Sat 5/113:30 pmSDF - IDA
1 stop7h 37mUnited Airlines
Tue 5/142:30 pmIDA - SDF
1 stop6h 47mUnited Airlines
Deal found 5/4$426
Sat 5/113:30 pmSDF - IDA
1 stop7h 37mUnited Airlines
Tue 5/142:30 pmIDA - SDF
1 stop6h 47mUnited Airlines
Deal found 5/5$453

Kentucky to Idaho 2024 flight deals

Discover exclusive flight deals for travel between Kentucky and Idaho in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated May 5, 2024.
These are some of the most attractive deals on flights from Kentucky to Idaho in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Tue 6/46:27 pmSDF - BOI
2 stops27h 43mSpirit Airlines
Tue 6/115:39 pmBOI - SDF
1 stop24h 03mSpirit Airlines
Deal found 5/5$184
Tue 6/43:00 pmSDF - BOI
3 stops26h 13mSpirit Airlines
Tue 6/119:13 pmBOI - SDF
1 stop20h 29mSpirit Airlines
Deal found 5/5$191
Tue 8/203:35 pmLEX - BOI
2 stops10h 21mDelta
Sat 8/241:50 pmBOI - LEX
1 stop8h 03mDelta
Deal found 5/4$221
Tue 8/206:10 amLEX - BOI
2 stops9h 40mDelta
Sat 8/2410:40 amBOI - LEX
2 stops11h 13mDelta
Deal found 5/4$226
Tue 6/46:27 pmSDF - BOI
2 stops27h 43mSpirit Airlines
Tue 6/115:39 pmBOI - SDF
3 stops22h 15mSpirit Airlines
Deal found 5/5$236
Tue 6/43:00 pmSDF - BOI
3 stops26h 13mSpirit Airlines
Tue 6/119:13 pmBOI - SDF
3 stops18h 41mSpirit Airlines
Deal found 5/5$243
Tue 8/2012:00 pmLEX - BOI
2 stops13h 55mDelta
Sat 8/241:50 pmBOI - LEX
1 stop8h 03mDelta
Deal found 5/5$279
Tue 8/2012:00 pmLEX - BOI
2 stops13h 55mDelta
Sat 8/2410:40 amBOI - LEX
2 stops11h 13mDelta
Deal found 5/5$284
Wed 8/72:02 pmLEX - GEG
1 stop9h 33mAmerican Airlines
Wed 8/1410:32 pmGEG - LEX
1 stop8h 49mAmerican Airlines
Deal found 5/4$311

Kentucky to Idaho flights leaving soon

Find last-minute flight options from Kentucky to Idaho for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated May 5, 2024.
Consider one of these great deals we found on last-minute flights from Kentucky to Idaho. Tip: verify your flight details before completing your reservation.
Sat 5/113:30 pmSDF - IDA
1 stop7h 37mUnited Airlines
Tue 5/142:30 pmIDA - SDF
1 stop6h 47mUnited Airlines
Deal found 5/4$426
Sat 5/113:30 pmSDF - IDA
1 stop7h 37mUnited Airlines
Tue 5/142:30 pmIDA - SDF
1 stop6h 47mUnited Airlines
Deal found 5/5$453
Sat 5/114:37 pmSDF - GEG
1 stop7h 48mAmerican Airlines
Sat 6/112:40 pmGEG - SDF
1 stop6h 42mAmerican Airlines
Deal found 5/5$588
Sat 5/1111:11 amSDF - GEG
2 stops15h 02mAmerican Airlines
Sat 6/112:40 pmGEG - SDF
1 stop8h 17mAmerican Airlines
Deal found 5/5$616
Sat 5/116:00 amSDF - GEG
2 stops13h 15mDelta
Sat 6/15:10 pmGEG - SDF
2 stops13h 32mDelta
Deal found 5/5$643
Tue 5/147:00 amSDF - BOI
1 stop8h 45mDelta
Sat 5/181:31 pmBOI - SDF
1 stop8h 28mDelta
Deal found 5/4$674
Tue 5/145:44 pmSDF - BOI
2 stops8h 30mDelta
Sat 5/181:31 pmBOI - SDF
1 stop8h 28mDelta
Deal found 5/4$679
Tue 5/143:07 pmSDF - BOI
2 stops11h 07mDelta
Sat 5/185:23 amBOI - SDF
2 stops10h 11mDelta
Deal found 5/4$684
Sat 5/119:04 amSDF - IDA
1 stop6h 30mUnited Airlines
Tue 5/147:00 amIDA - SDF
2 stops14h 33mUnited Airlines
Deal found 5/5$800

One-way flights to Idaho from Kentucky

Search for one-way flight options from Kentucky to Idaho. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated May 5, 2024.
Take a look at some of the one-way flights we've detected from Kentucky to Idaho. Those seeking round-trip flights from Kentucky to Idaho should utilize the search form at the the top of the page.
Sun 6/168:16 pmSDF - BOI
2 stops26h 07mSpirit Airlines
Deal found 5/4$169
Sat 6/18:52 pmSDF - GEG
1 stop14h 31mMultiple Airlines
Deal found 5/4$171
Sun 6/167:33 pmSDF - BOI
3 stops26h 50mMultiple Airlines
Deal found 5/4$189
Sat 6/14:27 pmSDF - GEG
2 stops18h 56mMultiple Airlines
Deal found 5/4$190
Wed 6/197:47 pmSDF - GEG
1 stop6h 56mDelta
Deal found 5/5$204
Wed 6/193:31 pmSDF - GEG
2 stops11h 12mDelta
Deal found 5/5$209
Sat 6/17:43 amSDF - GEG
3 stops27h 40mMultiple Airlines
Deal found 5/4$243
Mon 6/243:19 pmSDF - GEG
1 stop8h 57mAmerican Airlines
Deal found 5/5$257
Sun 6/168:03 amSDF - BOI
1 stop8h 40mAmerican Airlines
Deal found 5/4$258

Find flights from Kentucky to Idaho within your budget

Customize your flight search to find flights from Kentucky to Idaho 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, Cheapflights users made 2,719,943 searches. Data last updated May 5, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$184 - $558

Route

Depart

Return

Price

Louisville IntlBoise Air Term. Gowen Fld

SDF - BOI

SDFBOI

Louisville Intl

Tue 6/4

2 stops27h 43m

Boise Air Term. Gowen Fld

Tue 6/11

1 stop24h 03m

$184

Louisville IntlBoise Air Term. Gowen Fld

SDF - BOI

SDFBOI

Louisville Intl

Tue 6/4

3 stops26h 13m

Boise Air Term. Gowen Fld

Tue 6/11

1 stop20h 29m

$191

Louisville IntlBoise Air Term. Gowen Fld

SDF - BOI

SDFBOI

Louisville Intl

Wed 6/5

1 stop25h 41m

Boise Air Term. Gowen Fld

Sun 6/9

1 stop22h 23m

$208

Lexington Blue GrassBoise Air Term. Gowen Fld

LEX - BOI

LEXBOI

Lexington Blue Grass

Tue 8/20

2 stops10h 21m

Boise Air Term. Gowen Fld

Sat 8/24

1 stop8h 03m

$221

Lexington Blue GrassBoise Air Term. Gowen Fld

LEX - BOI

LEXBOI

Lexington Blue Grass

Tue 8/20

2 stops9h 40m

Boise Air Term. Gowen Fld

Sat 8/24

2 stops11h 13m

$226

Lexington Blue GrassSpokane

LEX - GEG

LEXGEG

Lexington Blue Grass

Wed 8/7

1 stop9h 33m

Spokane

Wed 8/14

1 stop8h 49m

$311

Louisville IntlBoise Air Term. Gowen Fld

SDF - BOI

SDFBOI

Louisville Intl

Wed 6/5

3 stops27h 44m

Boise Air Term. Gowen Fld

Sun 6/9

2 stops14h 49m

$341

Lexington Blue GrassBoise Air Term. Gowen Fld

LEX - BOI

LEXBOI

Lexington Blue Grass

Tue 8/20

1 stop6h 24m

Boise Air Term. Gowen Fld

Sat 8/24

1 stop5h 45m

$354

Lexington Blue GrassSpokane

LEX - GEG

LEXGEG

Lexington Blue Grass

Fri 5/31

2 stops11h 49m

Spokane

Sat 6/1

2 stops13h 00m

$558

Flights are sorted by cheapest first

Deals found on 5/5

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Idaho

Get insights into the airlines that provide service to Idaho. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Idaho. Reviews last updated May 5, 2024.
Get a feel of what it's like to fly with Spirit Airlines, Delta and United Airlines from Kentucky to Idaho by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
9,134 reviews
Check prices

Crew

8.6

Food

7.3

Entertainment

7.3

Boarding

8.2

Comfort

7.9

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Alaska Airlines
8.1
Very good
9,134 reviews
Alaska Airlines
8.1
Very good
9,134 reviews
Check prices

Crew

8.6

Food

7.3

Entertainment

7.3

Boarding

8.2

Comfort

7.9

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Delta
8.1
Very good
10,826 reviews
Alaska Airlines
8.1
Very good
9,134 reviews
Check prices

Crew

8.6

Food

7.3

Entertainment

7.3

Boarding

8.2

Comfort

7.9

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

United Airlines
7.4
Good
11,118 reviews
Alaska Airlines
8.1
Very good
9,134 reviews
Check prices

Crew

8.6

Food

7.3

Entertainment

7.3

Boarding

8.2

Comfort

7.9

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

American Airlines
7.3
Good
14,713 reviews
Alaska Airlines
8.1
Very good
9,134 reviews
Check prices

Crew

8.6

Food

7.3

Entertainment

7.3

Boarding

8.2

Comfort

7.9

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Spirit Airlines
6.4
Okay
8,721 reviews
Alaska Airlines
8.1
Very good
9,134 reviews
Check prices

Crew

8.6

Food

7.3

Entertainment

7.3

Boarding

8.2

Comfort

7.9

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Related info for your journey

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

  • Can I find flights from Kentucky to Idaho for under $200 on Cheapflights?

    Yes, there are multiple flights from Kentucky to Idaho for under $200. The cheapest flight booked recently is on Spirit Airlines for just $184, but on average you can expect to pay $306.

  • Are there last-minute flights available from Kentucky to Idaho for under $500?

    There are currently 19+ open flights from Kentucky to Idaho within the next 7 days for less than $500.

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

    To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $169. Delta flights start at $204 while deals on American Airlines start at $257 one-way.

  • What does SDF to BOI mean?

    SDF and BOI are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. SDF to BOI refers to a flight route from Louisville Intl Airport to Boise Air Term. Gowen Fld Airport. Idaho Falls Fanning Field Airport (IDA), Hailey Sun Valley-Friedman Airport (SUN), Lewiston Nez Perce Rgnl Airport (LWS), Twin Falls Joslin Airport (TWF), Pocatello Airport (PIH) are some additional IATA codes for airports related to your trip.

  • Can I find deals for flights from Kentucky to Idaho that include extra baggage allowance?

    The amount of baggage you can bring on your Kentucky to Idaho flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Kentucky to Idaho with specific airlines?

    Yes, Cheapflights allows you to browse and filter Kentucky to Idaho flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

  • How can I find direct flights from Kentucky to Idaho?

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

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

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

  • Can I find deals for flights from Kentucky to Idaho that allow pets onboard?

    Many airlines flying from Kentucky to Idaho offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Kentucky to Idaho?

    Yes, you can often find last-minute deals on Kentucky to Idaho flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Kentucky to Idaho flight deals updated?

    The Kentucky to Idaho flight deals you see on this page were last updated on 5/5.

See more FAQs

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Alternative routes for Kentucky to Idaho
See prices for flight routes from nearby airports that may be better suited for you.

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Top 4 airlines flying from Kentucky to Idaho

Discover the top 4 airlines that operate flights from Kentucky to Idaho. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated May 5, 2024.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$196Average$253FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
American AirlinesCheapest$226Average$519FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapest$308Average$503FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest$361Average$619FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
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Charlotte to Washington, D.C. flights
Aruba to Curaçao flights
Fort Lauderdale to Boston flights
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Kentucky to Illinois flights

Search flights from Kentucky to Idaho by cabin class

Find flights from Kentucky to Idaho, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
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Fly with Cheapflights

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How does Cheapflights help users find flights from Kentucky to Idaho?

When you search for this flight from Kentucky to Idaho, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Kentucky to Idaho?

Millions of users choose and trust Cheapflights to book the best flight deals from Kentucky to Idaho for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Kentucky to Idaho with no change fees?

Need flexible booking options for your flight to Idaho from Kentucky? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Kentucky to Idaho become cheaper?

Not ready to book yet? You can track prices for flights from Kentucky to Idaho on Cheapflights with our Price Alert feature and get notified when better prices are available.

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