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Lexington

$259+ 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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — LEX
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
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 December 4, 2025.

This Delta deal was found by Cheapflights users on 12/4. 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 12/242:31 pmJAC - LEX
1 stop6h 14mDelta
Sat 1/36:05 amLEX - JAC
1 stop9h 16mDelta
Deal found 12/4$429
This Delta deal was found by Cheapflights users on 12/4. 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.
Thu 12/2512:50 pmJAC - LEX
2 stops8h 17mDelta
Thu 1/16:20 amLEX - JAC
2 stops8h 40mDelta
Deal found 12/4$434
This Delta deal was found by Cheapflights users on 12/4. 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.
Sat 12/61:12 pmGEG - LEX
1 stop7h 44mDelta
Wed 12/106:05 amLEX - GEG
1 stop8h 57mDelta
Deal found 12/4$505
This Delta deal was found by Cheapflights users on 12/4. 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.
Thu 12/182:04 pmBOI - LEX
1 stop8h 04mDelta
Sun 12/213:36 pmLEX - BOI
1 stop9h 05mDelta
Deal found 12/4$509
This United Airlines deal was found by Cheapflights users on 12/4. 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.
Thu 12/255:00 amIDA - LEX
2 stops10h 05mUnited Airlines
Thu 1/18:15 amLEX - IDA
1 stop27h 43mUnited Airlines
Deal found 12/4$543
This United Airlines deal was found by Cheapflights users on 12/3. 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 pmJAC - LEX
1 stop5h 43mUnited Airlines
Tue 12/236:00 amLEX - JAC
2 stops9h 24mUnited Airlines
Deal found 12/3$554
This American Airlines deal was found by Cheapflights users on 12/3. 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 12/1912:53 pmJAC - LEX
1 stop7h 12mAmerican Airlines
Tue 12/237:00 amLEX - JAC
1 stop7h 45mAmerican Airlines
Deal found 12/3$578
This American Airlines deal was found by Cheapflights users on 12/3. 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 12/207:40 amBOI - LEX
1 stop8h 56mAmerican Airlines
Sun 1/48:04 amLEX - BOI
1 stop16h 55mAmerican Airlines
Deal found 12/3$671
This American Airlines deal was found by Cheapflights users on 12/4. 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 12/187:00 amBOI - LEX
2 stops14h 22mAmerican Airlines
Sun 12/218:04 amLEX - BOI
1 stop16h 22mAmerican Airlines
Deal found 12/4$687
This United Airlines deal was found by Cheapflights users on 12/3. 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 12/205:12 pmBOI - LEX
2 stops18h 04mUnited Airlines
Sun 1/46:00 amLEX - BOI
1 stop18h 59mUnited Airlines
Deal found 12/3$795
This United Airlines deal was found by Cheapflights users on 12/4. 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.
Thu 12/182:40 pmBOI - LEX
2 stops20h 36mUnited Airlines
Sun 12/215:48 pmLEX - BOI
2 stops21h 48mUnited Airlines
Deal found 12/4$814
This American Airlines deal was found by Cheapflights users on 12/4. 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 12/207:40 amBOI - LEX
1 stop8h 56mAmerican Airlines
Sat 12/272:11 pmLEX - BOI
1 stop9h 51mAmerican Airlines
Deal found 12/4$1,096

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 December 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$349
(American Airlines)

One-way from

$259
(United Airlines)

Popular in

May

Cheapest in

July

Average price

$490
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
One-way flight from Idaho to Lexington Blue Grass
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($73 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 December 4, 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

JacksonLexington

JAC - LEX

JACLEX

Jackson Hole

Wed 1/21

7:00 am-5:12 pm

2 stops8h 12m

Lexington Blue Grass

Sat 1/24

9:00 am-1:21 pm

1 stop6h 21m

$378

BoiseLexington

BOI - LEX

BOILEX

Boise Air Term. Gowen Fld

Thu 1/8

8:15 am-4:48 pm

1 stop6h 33m

Lexington Blue Grass

Sat 1/10

2:00 pm-7:13 pm

1 stop7h 13m

$379

SpokaneLexington

GEG - LEX

GEGLEX

Spokane

Wed 1/21

11:25 am-8:31 pm

1 stop6h 06m

Lexington Blue Grass

Sat 1/24

9:00 am-12:46 pm

1 stop6h 46m

$379

BoiseLexington

BOI - LEX

BOILEX

Boise Air Term. Gowen Fld

Sat 1/17

2:37 pm-10:30 pm

1 stop5h 53m

Lexington Blue Grass

Wed 1/21

9:00 am-7:51 pm

2 stops12h 51m

$384

Idaho FallsLexington

IDA - LEX

IDALEX

Idaho Falls Fanning Field

Fri 1/9

2:40 pm-10:30 pm

1 stop5h 50m

Lexington Blue Grass

Tue 1/13

9:00 am-1:30 pm

1 stop6h 30m

$384

SpokaneLexington

GEG - LEX

GEGLEX

Spokane

Sat 1/31

5:00 am-8:31 pm

2 stops12h 31m

Lexington Blue Grass

Wed 2/4

9:00 am-9:22 pm

2 stops15h 22m

$389

JacksonLexington

JAC - LEX

JACLEX

Jackson Hole

Wed 12/24

2:31 pm-10:45 pm

1 stop6h 14m

Lexington Blue Grass

Sat 1/3

6:05 am-1:21 pm

1 stop9h 16m

$429

JacksonLexington

JAC - LEX

JACLEX

Jackson Hole

Thu 12/25

2:31 pm-10:45 pm

1 stop6h 14m

Lexington Blue Grass

Thu 1/1

6:20 am-1:00 pm

2 stops8h 40m

$429

Idaho FallsLexington

IDA - LEX

IDALEX

Idaho Falls Fanning Field

Fri 1/16

2:40 pm-10:30 pm

1 stop5h 50m

Lexington Blue Grass

Mon 1/19

10:30 am-9:14 pm

2 stops12h 44m

$434

BoiseLexington

BOI - LEX

BOILEX

Boise Air Term. Gowen Fld

Thu 12/18

2:04 pm-12:08 am

1 stop8h 04m

Lexington Blue Grass

Sun 12/21

3:36 pm-10:41 pm

1 stop9h 05m

$509

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

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 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 December 4, 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 8h 12m. The distance between Idaho and Lexington is about 1412 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 Idaho Falls Fanning Field - Lexington Blue Grass. You may also consider Boise Air Term. Gowen Fld - Lexington Blue Grass or Jackson Hole - 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
Georgetown
Berea
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 December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$234Average$384FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$378Average$543FlexibilityNo cancel feeOn-time69%

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