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Lexington

$333+ 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 2/28. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — LEX
Dec 10 — Dec 171
Wed 12/10
Wed 12/17
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 November 10, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$358
(Delta)

Popular in

May

Cheapest in

July

Average price

$378
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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Highest demand for flights based on searches. 11% potential increase in price ($68 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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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 November 10, 2025.

This Delta deal was found by Cheapflights users on 11/9. 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 11/261:49 pmBOI - LEX
1 stop8h 15mDelta
Wed 12/37:45 amLEX - BOI
2 stops14h 35mDelta
Deal found 11/9$454
This American Airlines deal was found by Cheapflights users on 11/9. 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 11/261:33 pmBOI - LEX
1 stop19h 21mAmerican Airlines
Wed 12/36:58 pmLEX - BOI
1 stop20h 08mAmerican Airlines
Deal found 11/9$519
This American Airlines deal was found by Cheapflights users on 11/8. 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 12/261:27 pmBOI - LEX
1 stop6h 38mAmerican Airlines
Wed 12/312:05 pmLEX - BOI
1 stop9h 57mAmerican Airlines
Deal found 11/8$541
This United Airlines deal was found by Cheapflights users on 11/9. 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 11/262:40 pmBOI - LEX
2 stops24h 30mUnited Airlines
Wed 12/32:10 pmLEX - BOI
2 stops25h 25mUnited Airlines
Deal found 11/9$651
This United Airlines deal was found by Cheapflights users on 11/8. 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 12/265:12 pmBOI - LEX
2 stops18h 04mUnited Airlines
Wed 12/315:48 pmLEX - BOI
1 stop7h 11mUnited Airlines
Deal found 11/8$743
This United Airlines deal was found by Cheapflights users on 11/8. 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 11/198:30 amIDA - LEX
2 stops10h 24mUnited Airlines
Tue 11/259:00 amLEX - IDA
1 stop8h 16mUnited Airlines
Deal found 11/8$811
This Delta deal was found by Cheapflights users on 11/10. 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 11/251:16 pmGEG - LEX
1 stop7h 48mDelta
Sat 11/295:40 pmLEX - GEG
1 stop7h 45mDelta
Deal found 11/10$836
This United Airlines deal was found by Cheapflights users on 11/8. 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 12/192:30 pmIDA - LEX
1 stop5h 43mUnited Airlines
Mon 1/58:15 amLEX - IDA
1 stop27h 41mUnited Airlines
Deal found 11/8$1,073
This Delta deal was found by Cheapflights users on 11/8. 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 12/191:17 pmIDA - LEX
2 stops8h 52mDelta
Mon 1/57:26 amLEX - IDA
2 stops12h 25mDelta
Deal found 11/8$3,623

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 November 10, 2025.
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

Sat 2/28

4:49 pm-9:55 am

2 stops15h 06m

Lexington Blue Grass

Tue 3/3

7:26 am-8:12 pm

2 stops14h 46m

$333

SpokaneLexington

GEG - LEX

GEGLEX

Spokane

Sat 2/28

1:20 pm-9:55 am

2 stops17h 35m

Lexington Blue Grass

Tue 3/3

5:35 pm-11:54 pm

2 stops9h 19m

$333

BoiseLexington

BOI - LEX

BOILEX

Boise Air Term. Gowen Fld

Sat 2/28

4:49 pm-9:55 am

2 stops15h 06m

Lexington Blue Grass

Wed 3/4

7:26 am-8:12 pm

2 stops14h 46m

$358

SpokaneLexington

GEG - LEX

GEGLEX

Spokane

Sat 2/28

7:00 am-4:50 pm

1 stop6h 50m

Lexington Blue Grass

Tue 3/3

9:00 am-12:42 pm

1 stop6h 42m

$379

BoiseLexington

BOI - LEX

BOILEX

Boise Air Term. Gowen Fld

Sat 2/28

8:00 am-4:50 pm

1 stop6h 50m

Lexington Blue Grass

Tue 3/3

9:00 am-1:38 pm

1 stop6h 38m

$414

JacksonLexington

JAC - LEX

JACLEX

Jackson Hole

Sat 2/28

5:19 pm-9:41 am

2 stops14h 22m

Lexington Blue Grass

Tue 3/3

7:13 am-1:25 pm

1 stop8h 12m

$418

BoiseLexington

BOI - LEX

BOILEX

Boise Air Term. Gowen Fld

Sat 2/28

1:35 pm-9:58 pm

1 stop6h 23m

Lexington Blue Grass

Wed 3/4

6:40 am-1:09 pm

1 stop8h 29m

$429

BoiseLexington

BOI - LEX

BOILEX

Boise Air Term. Gowen Fld

Wed 11/26

1:49 pm-12:04 am

1 stop8h 15m

Lexington Blue Grass

Wed 12/3

7:45 am-8:20 pm

2 stops14h 35m

$454

Idaho FallsLexington

IDA - LEX

IDALEX

Idaho Falls Fanning Field

Sat 3/7

2:35 pm-10:37 pm

1 stop6h 02m

Lexington Blue Grass

Wed 3/11

7:30 am-1:34 pm

2 stops8h 04m

$494

BoiseLexington

BOI - LEX

BOILEX

Boise Air Term. Gowen Fld

Wed 11/26

1:33 pm-10:54 am

1 stop19h 21m

Lexington Blue Grass

Wed 12/3

6:58 pm-1:06 pm

1 stop20h 08m

$519

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/10

Showing 1-10 of 20 results
1
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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 December is currently the most expensive (average of $457). 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 LEX?

Find hourly flight availability from Idaho to Lexington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 10, 2025.

It’s typically best to fly out from Idaho to Lexington in the evening. Doing so could potentially save you 41% on the flight price compared to flying in the morning, which is usually more expensive.

How much does it cost to fly round-trip from Idaho to Lexington?

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 50m. The distance between Idaho and Lexington is about 1777 mi. This flight may include one or multiple stops.

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

    For one-way options, check prices for American Airlines. According to our data, you can fly for as low as $408. Users have also found prices from $497 and $584 on United Airlines and Delta, respectively.

  • 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 Idaho Falls Fanning Field - Lexington Blue Grass or Spokane - 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 December is currently the most expensive (average of $457). 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
Berea
Georgetown
Frankfort

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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 November 10, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$234Average$384FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$384Average$543FlexibilityNo cancel feeOn-time69%

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