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$43+ Cheap flights from Kentucky to Houston

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 8/28. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — HOU
Jul 21 — Jul 281
Tue 7/21
Tue 7/28
1 adult, Economy
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Cheap flight deals from Kentucky to Houston

Cheapest flights from Kentucky to Houston
Explore the most affordable flight options available from Kentucky to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 21, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 6/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/145:54 pm
TYS
-
HOU
Nonstop2h 19m
Allegiant Air
Mon 8/178:03 pm
HOU
-
TYS
Nonstop2h 09m
Allegiant Air
Deal found 6/20$81
This Cheapflightsfares deal was found by Cheapflights users on 6/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/75:54 pm
TYS
-
HOU
Nonstop2h 19m
Allegiant Air
Mon 8/108:03 pm
HOU
-
TYS
Nonstop2h 09m
Allegiant Air
Deal found 6/20$87
This Cheapflightsfares deal was found by Cheapflights users on 6/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/205:32 pm
TYS
-
HOU
Nonstop2h 17m
Allegiant Air
Mon 7/277:39 pm
HOU
-
TYS
Nonstop2h 09m
Allegiant Air
Deal found 6/19$93
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/275:32 pm
TYS
-
HOU
Nonstop2h 17m
Allegiant Air
Fri 7/317:39 pm
HOU
-
TYS
Nonstop2h 09m
Allegiant Air
Deal found 6/18$100
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/212:57 pm
TYS
-
HOU
Nonstop2h 17m
Allegiant Air
Mon 10/57:19 pm
HOU
-
TYS
Nonstop2h 04m
Allegiant Air
Deal found 6/18$107
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1312:49 pm
TYS
-
HOU
Nonstop2h 20m
Allegiant Air
Mon 11/165:09 pm
HOU
-
TYS
Nonstop2h 07m
Allegiant Air
Deal found 6/18$149
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/175:32 pm
TYS
-
HOU
Nonstop2h 17m
Allegiant Air
Fri 7/317:39 pm
HOU
-
TYS
Nonstop2h 09m
Allegiant Air
Deal found 6/18$155
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/175:32 pm
TYS
-
HOU
Nonstop2h 17m
Allegiant Air
Fri 7/247:39 pm
HOU
-
TYS
Nonstop2h 09m
Allegiant Air
Deal found 6/18$165
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/35:32 pm
TYS
-
HOU
Nonstop2h 17m
Allegiant Air
Mon 7/67:39 pm
HOU
-
TYS
Nonstop2h 09m
Allegiant Air
Deal found 6/17$171
This CheapOair deal was found by Cheapflights users on 6/20. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/175:32 pm
TYS
-
HOU
Nonstop2h 17m
Allegiant Air
Mon 7/207:39 pm
HOU
-
TYS
Nonstop2h 09m
Allegiant Air
Deal found 6/20$196
This Kiwi.com deal was found by Cheapflights users on 6/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/107:20 pm
TYS
-
IAH
1 stop14h 25m
Multiple Airlines
Tue 7/148:20 am
IAH
-
TYS
1 stop6h 50m
Multiple Airlines
Deal found 6/20$205
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/219:40 pm
BNA
-
HOU
Nonstop2h 05m
Southwest
Tue 7/287:20 am
HOU
-
BNA
Nonstop1h 55m
Southwest
Deal found 6/17$209

Find flight deals from Kentucky to Houston

Keep the following information in mind while searching for Kentucky to Houston flight deals. Data was last updated June 21, 2026.

Round-trip from

$81
(Cheapflightsfares)

One-way from

$43
(Kiwi.com)

Popular in

July

Cheapest in

September

Average price

$408
From Kentucky to Houston
Search Deals
One-way flight from Kentucky to Houston
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($14 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 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 Kentucky to Houston 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 21, 2026.
Use the filters below to find and compare flights from Kentucky to Houston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KnoxvilleHouston

TYS - HOU

TYSHOU

Knoxville McGhee Tyson

Fri 7/3

5:32 pm-6:49 pm

Nonstop2h 17m

Houston Hobby

Mon 7/6

7:39 pm-10:48 pm

Nonstop2h 09m

$171
Quickest round-trip

NashvilleHouston

BNA - IAH

BNAIAH

Nashville Intl

Wed 9/16

6:41 pm-8:55 pm

Nonstop2h 14m

Houston George Bush Intcntl

Sat 9/19

4:38 pm-6:45 pm

Nonstop2h 07m

$209

KnoxvilleHouston

TYS - HOU

TYSHOU

Knoxville McGhee Tyson

Mon 7/20

7:45 pm-12:50 am

1 stop6h 05m

Houston Hobby

Mon 7/27

5:05 am-1:45 pm

1 stop7h 40m

$211

NashvilleHouston

BNA - HOU

BNAHOU

Nashville Intl

Wed 7/8

1:00 pm-3:00 pm

Nonstop2h 00m

Houston Hobby

Wed 7/22

10:25 am-1:40 pm

1 stop3h 15m

$215

KnoxvilleHouston

TYS - HOU

TYSHOU

Knoxville McGhee Tyson

Fri 7/17

6:40 am-10:05 am

1 stop4h 25m

Houston Hobby

Tue 7/21

12:30 pm-9:20 pm

2 stops7h 50m

$216

LouisvilleHouston

SDF - IAH

SDFIAH

Louisville Intl

Mon 8/3

8:48 pm-2:50 pm

1 stop19h 02m

Houston George Bush Intcntl

Mon 8/10

8:16 am-8:20 pm

1 stop11h 04m

$219

KnoxvilleHouston

TYS - HOU

TYSHOU

Knoxville McGhee Tyson

Wed 7/8

12:45 pm-7:10 pm

1 stop7h 25m

Houston Hobby

Thu 7/9

3:25 pm-10:35 pm

1 stop6h 10m

$240

LexingtonHouston

LEX - HOU

LEXHOU

Lexington Blue Grass

Tue 6/30

5:56 pm-9:43 pm

1 stop4h 47m

Houston Hobby

Fri 7/3

1:10 pm-8:54 pm

1 stop6h 44m

$257

KnoxvilleHouston

TYS - HOU

TYSHOU

Knoxville McGhee Tyson

Tue 7/21

12:45 pm-7:10 pm

1 stop7h 25m

Houston Hobby

Tue 7/28

11:20 am-6:20 pm

1 stop6h 00m

$267

CincinnatiHouston

CVG - IAH

CVGIAH

Cincinnati Cinci./N. Kentucky

Thu 10/8

6:35 am-8:12 am

Nonstop2h 37m

Houston George Bush Intcntl

Sun 10/11

7:30 am-11:01 am

Nonstop2h 31m

$269

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/16

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Kentucky to Houston

Have a flexible travel schedule? Discover the best time to fly to Houston from Kentucky 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 Kentucky to Houston

What is the cheapest month to book a flight from Kentucky to Houston?

Currently, February is the cheapest month in which you can book a flight from Kentucky to Houston (average of $86). Flying from Kentucky to Houston in May is currently the most expensive (average of $248). 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 KY to HOU?

Find hourly flight availability from Kentucky to Houston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 21, 2026.

When flying from Kentucky to Houston, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 50% versus a flight in the afternoon.

How much does it cost to fly round-trip from Kentucky to Houston?

How far ahead should I book a flight from Kentucky to Houston?

The best time to book flights from Kentucky to Houston is 54 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest day to fly from Kentucky to Houston?

Use this chart to determine the cheapest time to fly round-trip from Kentucky to Houston. Price data was last updated on June 13, 2026.

Travelers seeking maximum savings on their Kentucky to Houston flight should consider departing on Thursday evenings when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

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

  • How long is the flight from Kentucky to Houston?

    Allegiant Air, United Airlines, and Southwest can get you from Kentucky to Houston in just under 2h 14m. Your travel time can differ by up to 3h 51m. The distance between Kentucky and Houston is about 655 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    For one-way options, check prices for American Airlines. According to our data, you can fly for as low as $99. Users have also found prices from $114 and $124 on Southwest and Delta, respectively.

  • What are the most popular routes from Kentucky to Houston?

    Most travelers choose Cincinnati Cinci./N. Kentucky - Houston Hobby, Nashville Intl - Houston Hobby or Cincinnati Cinci./N. Kentucky - Houston George Bush Intcntl when deciding on the best route from Kentucky to Houston.

  • What are the cheapest flights from Kentucky to Houston?

    While on average a flight from Kentucky to Houston is generally $356, our data shows the cheapest flight currently is $169. When looking at the most popular route, (Cincinnati Cinci./N. Kentucky - Houston Hobby), you can expect to pay $218 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Kentucky to Houston 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 Kentucky to Houston?

    Currently, February is the cheapest month in which you can book a flight from Kentucky to Houston (average of $86). Flying from Kentucky to Houston in May is currently the most expensive (average of $248). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Kentucky to Houston

See prices for flight routes from nearby airports that may be better suited for you.
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John F Kennedy Intl to Dallas/Fort Worth flights
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San Francisco to Love Field flights
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Miami to Dallas/Fort Worth flights
Baltimore to George Bush Intcntl flights
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Philadelphia to Dallas/Fort Worth flights
Ontario to Hobby flights
Dulles Intl to George Bush Intcntl flights
Dallas/Fort Worth to George Bush Intcntl flights
Seattle to Hobby flights
LaGuardia to Love Field flights
Sky Harbor Intl to Dallas/Fort Worth flights
Detroit to Hobby flights
Fort Lauderdale to Dallas/Fort Worth flights
Los Angeles to Austin flights
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Ontario to George Bush Intcntl flights

Top 4 airlines flying from Kentucky to Houston

Discover the top 4 airlines that operate flights from Kentucky to Houston. 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 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$174Average$361FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$219Average$375FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$248Average$380FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$271Average$406FlexibilityNo cancel feeOn-time69%

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