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Lexington

$253+ Cheap flights from Idaho to Lexington (LEX)

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 2/18. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — LEX
Feb 18 — Feb 251
Wed 2/18
Wed 2/25
1 adult, Economy
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Cheap flight deals from Idaho to Lexington

Keep the following information in mind while searching for Idaho to Lexington flight deals. Data was last updated January 19, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$309
(Delta)

One-way from

$253
(United Airlines)

Popular in

May

Cheapest in

July
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Lexington Blue Grass flight deals.
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Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Lexington Blue Grass flights.
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From Idaho to Lexington Blue Grass
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One-way flight from Idaho to Lexington Blue Grass
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Highest demand for flights based on searches. 12% potential increase in price ($73 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($20 potential savings vs. average RT price).
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Find 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 January 19, 2026.

This Delta deal was found by Cheapflights users on 1/18. 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.
Mon 3/3011:30 pm
BOI
-
LEX
1 stop7h 50m
Delta
Wed 4/296:00 am
LEX
-
BOI
1 stop9h 00m
Delta
Deal found 1/18$309
This American Airlines deal was found by Cheapflights users on 1/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/281:33 pm
GEG
-
LEX
1 stop6h 51m
American Airlines
Tue 5/58:00 am
LEX
-
GEG
1 stop7h 42m
American Airlines
Deal found 1/17$309
This United Airlines deal was found by Cheapflights users on 1/17. 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.
Tue 4/281:43 pm
GEG
-
LEX
1 stop6h 02m
United Airlines
Tue 5/510:10 am
LEX
-
GEG
2 stops14h 06m
United Airlines
Deal found 1/17$314
This American Airlines deal was found by Cheapflights users on 1/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/612:25 pm
GEG
-
LEX
1 stop7h 47m
American Airlines
Mon 3/96:52 am
LEX
-
GEG
1 stop7h 52m
American Airlines
Deal found 1/18$334
This United Airlines deal was found by Cheapflights users on 1/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/67:02 am
GEG
-
LEX
2 stops13h 42m
United Airlines
Mon 3/95:39 pm
LEX
-
GEG
1 stop7h 20m
United Airlines
Deal found 1/18$410
This Delta deal was found by Cheapflights users on 1/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/87:30 pm
BOI
-
LEX
2 stops12h 18m
Delta
Sat 4/116:00 am
LEX
-
BOI
2 stops10h 04m
Delta
Deal found 1/17$420
This American Airlines deal was found by Cheapflights users on 1/16. 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 4/81:29 pm
BOI
-
LEX
1 stop7h 55m
American Airlines
Sat 4/118:00 am
LEX
-
BOI
1 stop6h 38m
American Airlines
Deal found 1/16$432
This United Airlines deal was found by Cheapflights users on 1/17. 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 1/282:40 pm
IDA
-
LEX
1 stop5h 50m
United Airlines
Sat 1/318:35 am
LEX
-
IDA
2 stops8h 56m
United Airlines
Deal found 1/17$459
This Delta deal was found by Cheapflights users on 1/18. 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.
Fri 2/2012:48 pm
GEG
-
LEX
1 stop8h 00m
Delta
Sun 2/225:35 pm
LEX
-
GEG
2 stops9h 29m
Delta
Deal found 1/18$471
This United Airlines deal was found by Cheapflights users on 1/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/282:40 pm
JAC
-
LEX
1 stop5h 50m
United Airlines
Sat 1/318:35 am
LEX
-
JAC
2 stops14h 50m
United Airlines
Deal found 1/18$485
This American Airlines deal was found by Cheapflights users on 1/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/1312:25 pm
GEG
-
LEX
1 stop7h 47m
American Airlines
Mon 2/166:40 am
LEX
-
GEG
1 stop8h 04m
American Airlines
Deal found 1/18$491
This United Airlines deal was found by Cheapflights users on 1/17. 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.
Tue 1/2712:19 pm
BOI
-
LEX
1 stop8h 21m
United Airlines
Sat 1/3110:30 am
LEX
-
BOI
2 stops13h 22m
United Airlines
Deal found 1/17$499

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 January 19, 2026.
Use the filters below to find and compare flights from Idaho to Lexington that are best for you.

Fly from

Idaho

Fly to

Lexington

Route

Depart

Return

Price

BoiseLexington

BOI - LEX

BOILEX

Boise Air Term. Gowen Fld

Mon 3/30

11:30 pm-9:20 am

1 stop7h 50m

Lexington Blue Grass

Wed 4/29

6:00 am-1:00 pm

1 stop9h 00m

$309

SpokaneLexington

GEG - LEX

GEGLEX

Spokane

Tue 4/28

1:33 pm-11:24 pm

1 stop6h 51m

Lexington Blue Grass

Tue 5/5

8:00 am-12:42 pm

1 stop7h 42m

$309

SpokaneLexington

GEG - LEX

GEGLEX

Spokane

Tue 4/28

1:43 pm-10:45 pm

1 stop6h 02m

Lexington Blue Grass

Tue 5/5

10:10 am-9:16 pm

2 stops14h 06m

$314

SpokaneLexington

GEG - LEX

GEGLEX

Spokane

Fri 3/6

12:25 pm-11:12 pm

1 stop7h 47m

Lexington Blue Grass

Mon 3/9

6:52 am-11:44 am

1 stop7h 52m

$334

BoiseLexington

BOI - LEX

BOILEX

Boise Air Term. Gowen Fld

Wed 4/8

7:30 pm-9:48 am

2 stops12h 18m

Lexington Blue Grass

Sat 4/11

6:00 am-2:04 pm

2 stops10h 04m

$420

BoiseLexington

BOI - LEX

BOILEX

Boise Air Term. Gowen Fld

Wed 4/8

1:29 pm-11:24 pm

1 stop7h 55m

Lexington Blue Grass

Sat 4/11

8:00 am-12:38 pm

1 stop6h 38m

$432

SpokaneLexington

GEG - LEX

GEGLEX

Spokane

Fri 3/6

7:02 am-11:44 pm

2 stops13h 42m

Lexington Blue Grass

Mon 3/9

10:25 am-9:18 pm

2 stops13h 53m

$440

SpokaneLexington

GEG - LEX

GEGLEX

Spokane

Fri 2/20

12:48 pm-11:48 pm

1 stop8h 00m

Lexington Blue Grass

Sun 2/22

5:35 pm-12:04 am

2 stops9h 29m

$471

SpokaneLexington

GEG - LEX

GEGLEX

Spokane

Fri 2/13

12:25 pm-11:12 pm

1 stop7h 47m

Lexington Blue Grass

Mon 2/16

6:40 am-11:44 am

1 stop8h 04m

$491

SpokaneLexington

GEG - LEX

GEGLEX

Spokane

Mon 2/16

7:30 pm-9:55 am

2 stops11h 25m

Lexington Blue Grass

Thu 2/19

5:35 pm-12:04 am

2 stops9h 29m

$558

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/17

Showing 1-10 of 28 results
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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

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

Currently, September is the cheapest month in which you can book a flight from Idaho to Lexington (average of $125). Flying from Idaho to Lexington in January is currently the most expensive (average of $379). 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.

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 6h 02m. The distance between Idaho and Lexington is about 1777 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.

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

    Currently, September is the cheapest month in which you can book a flight from Idaho to Lexington (average of $125). Flying from Idaho to Lexington in January is currently the most expensive (average of $379). 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

Traveling to a place near Lexington?

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Idaho to Lexington

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Top 3 airlines flying from Idaho to Lexington

Discover the top 3 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 January 19, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$234Average$384FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$288Average$490FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$378Average$543FlexibilityNo cancel feeOn-time69%

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