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Lexington

$349+ Cheap flights from Idaho to Lexington (LEX)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — LEX
Jul 18 — Jul 251
Sat 7/18
Sat 7/25
1 adult, Economy
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Cheap flight deals from Idaho to Lexington

Cheapest flights from Idaho to Lexington
Explore the most affordable flight options available from Idaho to Lexington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 18, 2026.

This United Airlines deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/22:44 pm
BOI
-
LEX
1 stop5h 54m
United Airlines
Sun 9/69:15 am
LEX
-
BOI
1 stop6h 23m
United Airlines
Deal found 6/17$349
This American Airlines deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/141:53 pm
GEG
-
LEX
1 stop6h 03m
American Airlines
Thu 10/226:49 am
LEX
-
GEG
1 stop7h 46m
American Airlines
Deal found 6/16$349
This United Airlines deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2210:36 am
BOI
-
LEX
2 stops11h 19m
United Airlines
Wed 8/267:00 am
LEX
-
BOI
1 stop6h 28m
United Airlines
Deal found 6/16$354
This Delta deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/147:20 pm
GEG
-
LEX
2 stops12h 00m
Delta
Thu 10/223:45 pm
LEX
-
GEG
1 stop8h 52m
Delta
Deal found 6/16$354
This American Airlines deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/228:01 am
BOI
-
LEX
2 stops13h 18m
American Airlines
Wed 8/2611:57 am
LEX
-
BOI
2 stops12h 43m
American Airlines
Deal found 6/16$399
This Delta deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2811:10 pm
BOI
-
LEX
1 stop8h 06m
Delta
Sat 8/18:40 am
LEX
-
BOI
1 stop7h 04m
Delta
Deal found 6/16$414
This Delta deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/111:43 pm
BOI
-
LEX
1 stop8h 13m
Delta
Sat 11/215:48 pm
LEX
-
BOI
2 stops8h 16m
Delta
Deal found 6/18$419
This Delta deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/112:47 pm
GEG
-
LEX
1 stop8h 20m
Delta
Wed 7/83:27 pm
LEX
-
GEG
1 stop9h 05m
Delta
Deal found 6/18$424
This American Airlines deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/33:16 pm
BOI
-
LEX
1 stop6h 30m
American Airlines
Sun 9/66:00 am
LEX
-
BOI
2 stops9h 24m
American Airlines
Deal found 6/16$447
This United Airlines deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/261:37 pm
GEG
-
LEX
1 stop6h 01m
United Airlines
Sat 8/297:00 am
LEX
-
GEG
1 stop8h 23m
United Airlines
Deal found 6/15$449
This American Airlines deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/283:10 pm
BOI
-
LEX
1 stop7h 15m
American Airlines
Sat 8/11:28 pm
LEX
-
BOI
2 stops11h 43m
American Airlines
Deal found 6/16$452
This United Airlines deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2610:31 am
BOI
-
LEX
2 stops11h 24m
United Airlines
Sat 8/299:52 am
LEX
-
BOI
2 stops13h 32m
United Airlines
Deal found 6/14$459

Find flight deals from Idaho to Lexington

Keep the following information in mind while searching for Idaho to Lexington flight deals. Data was last updated June 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$349
(United Airlines)

Popular in

May

Cheapest in

March

Average price

$673
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Lexington Blue Grass flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Lexington Blue Grass flights.
Search Deals
From Idaho to Lexington Blue Grass
Search Deals
Highest demand for flights based on searches. 29% potential increase in price ($216 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($39 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho to Lexington 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 2,558,603 searches. Data last updated June 18, 2026.
Use the filters below to find and compare flights from Idaho to Lexington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseLexington

BOI - LEX

BOILEX

Boise Air Term. Gowen Fld

Thu 9/3

3:16 pm-11:46 pm

1 stop6h 30m

Lexington Blue Grass

Sun 9/6

6:48 am-2:20 pm

1 stop9h 32m

$349
Quickest round-trip

BoiseLexington

BOI - LEX

BOILEX

Boise Air Term. Gowen Fld

Wed 9/2

2:44 pm-10:38 pm

1 stop5h 54m

Lexington Blue Grass

Sun 9/6

9:15 am-1:38 pm

1 stop6h 23m

$349

SpokaneLexington

GEG - LEX

GEGLEX

Spokane

Wed 10/14

7:20 pm-10:20 am

2 stops12h 00m

Lexington Blue Grass

Thu 10/22

3:45 pm-9:37 pm

1 stop8h 52m

$354

BoiseLexington

BOI - LEX

BOILEX

Boise Air Term. Gowen Fld

Tue 7/28

11:10 pm-9:16 am

1 stop8h 06m

Lexington Blue Grass

Sat 8/1

8:40 am-1:44 pm

1 stop7h 04m

$414

BoiseLexington

BOI - LEX

BOILEX

Boise Air Term. Gowen Fld

Wed 11/11

1:43 pm-11:56 pm

1 stop8h 13m

Lexington Blue Grass

Sat 11/21

5:48 pm-12:04 am

2 stops8h 16m

$419

BoiseLexington

BOI - LEX

BOILEX

Boise Air Term. Gowen Fld

Wed 8/26

2:44 pm-10:38 pm

1 stop5h 54m

Lexington Blue Grass

Sat 8/29

9:15 am-1:38 pm

1 stop6h 23m

$449

SpokaneLexington

GEG - LEX

GEGLEX

Spokane

Wed 8/26

1:37 pm-10:38 pm

1 stop6h 01m

Lexington Blue Grass

Sat 8/29

7:00 am-12:23 pm

1 stop8h 23m

$449

BoiseLexington

BOI - LEX

BOILEX

Boise Air Term. Gowen Fld

Tue 7/28

3:10 pm-12:25 am

1 stop7h 15m

Lexington Blue Grass

Sat 8/1

1:28 pm-11:11 pm

2 stops11h 43m

$452

JacksonLexington

JAC - LEX

JACLEX

Jackson Hole

Sat 10/31

7:00 am-6:37 pm

2 stops9h 37m

Lexington Blue Grass

Tue 11/3

9:00 am-1:29 pm

1 stop6h 29m

$484

SpokaneLexington

GEG - LEX

GEGLEX

Spokane

Wed 7/1

5:10 pm-9:25 am

2 stops13h 15m

Lexington Blue Grass

Wed 7/8

3:27 pm-11:55 pm

2 stops11h 28m

$515

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/16

Showing 1-10 of 32 resultsSorted by cheapest first
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Best time to book a flight from Idaho to Lexington

Have a flexible travel schedule? Discover the best time to fly to Lexington 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 Lexington
No data available for this route at this time. Please check back soon.

Related info for your journey

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

  • What airport do you fly into for flights to Lexington from Idaho?

    If you book a flight to Lexington from Idaho, you will be flying to Blue Grass, which is the city’s only airport. Lexington Blue Grass (LEX) is located 5.6 mi from the center of Lexington.

  • How long is the flight from Idaho to Lexington?

    Departing from Idaho to Lexington will take you 5h 54m. The distance between Idaho and Lexington is about 1685 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Idaho to Lexington?

    The most popular route from Idaho to Lexington is Boise Air Term. Gowen Fld - Lexington Blue Grass. You may also consider Spokane - Lexington Blue Grass or Idaho Falls Fanning Field - Lexington Blue Grass.

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

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

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

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

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

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

See more FAQs

Traveling to a place near Lexington?

Book flights to Lexington if you plan to visit one of these locations
Somerset
Richmond
Danville
Berea
Frankfort
Georgetown

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Top 2 airlines flying from Idaho to Lexington

Discover the top 2 airlines that operate flights from Idaho to Lexington. 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 2,558,603 searches. Data last updated June 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$288Average$490FlexibilityNo cancel feeOn-time71%
DeltaCheapest$334Average$413FlexibilityNo cancel feeOn-timeN/A

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