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$61+ 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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — HOU
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
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 December 18, 2025.

This CheapOair deal was found by Cheapflights users on 12/17. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/229:57 amCVG - IAH
1 stop24h 40mFrontier
Wed 1/78:13 pmIAH - CVG
1 stop22h 57mFrontier
Deal found 12/17$214
This United Airlines deal was found by Cheapflights users on 12/16. 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.
Wed 12/315:45 pmCVG - IAH
1 stop7h 45mUnited Airlines
Mon 1/58:22 pmIAH - CVG
Nonstop2h 22mUnited Airlines
Deal found 12/16$259
This Kiwi.com deal was found by Cheapflights users on 12/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/249:57 amCVG - IAH
1 stop24h 03mMultiple Airlines
Mon 1/2611:08 amIAH - CVG
1 stop10h 03mMultiple Airlines
Deal found 12/17$262
This Frontier deal was found by Cheapflights users on 12/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/304:46 pmTYS - IAH
1 stop8h 52mFrontier
Mon 1/56:45 amIAH - TYS
1 stop8h 06mFrontier
Deal found 12/15$264
This Orbitz deal was found by Cheapflights users on 12/16. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/229:57 amCVG - IAH
1 stop24h 40mFrontier
Mon 1/56:00 amIAH - CVG
1 stop11h 14mFrontier
Deal found 12/16$264
This United Airlines deal was found by Cheapflights users on 12/15. 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.
Tue 12/307:00 amTYS - IAH
Nonstop2h 50mUnited Airlines
Mon 1/54:35 pmIAH - TYS
Nonstop2h 15mUnited Airlines
Deal found 12/15$269
This Kiwi.com deal was found by Cheapflights users on 12/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/229:57 amCVG - IAH
1 stop24h 40mMultiple Airlines
Wed 12/3112:50 pmIAH - CVG
1 stop6h 31mMultiple Airlines
Deal found 12/17$281
This American Airlines deal was found by Cheapflights users on 12/17. 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.
Wed 12/247:10 amCVG - HOU
1 stop5h 29mAmerican Airlines
Mon 1/264:55 pmHOU - CVG
1 stop5h 04mAmerican Airlines
Deal found 12/17$284
This Kiwi.com deal was found by Cheapflights users on 12/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/308:38 pmBNA - IAH
1 stop12h 25mMultiple Airlines
Sun 1/49:34 pmIAH - BNA
1 stop25h 40mMultiple Airlines
Deal found 12/15$288
This American Airlines deal was found by Cheapflights users on 12/17. 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.
Wed 12/317:02 pmCVG - IAH
1 stop5h 33mAmerican Airlines
Mon 1/55:00 amIAH - CVG
1 stop5h 20mAmerican Airlines
Deal found 12/17$294
This Booking.com deal was found by Cheapflights users on 12/16. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/265:56 pmTYS - HOU
Nonstop2h 24mAllegiant Air
Mon 12/298:20 pmHOU - TYS
Nonstop2h 01mAllegiant Air
Deal found 12/16$295
This Booking.com deal was found by Cheapflights users on 12/16. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:10 amCVG - IAH
1 stop29h 27mFrontier
Sat 1/36:45 amIAH - CVG
1 stop18h 23mFrontier
Deal found 12/16$297

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 December 18, 2025.

Round-trip from

$142
(Kiwi.com)

One-way from

$61
(Trip.com)

Popular in

November

Cheapest in

May

Average price

$386
From Kentucky to Houston
Search Deals
One-way flight from Kentucky to Houston
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($18 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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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 December 18, 2025.
Use the filters below to find and compare flights from Kentucky to Houston that are best for you.

Fly from

Kentucky

Fly to

Houston

Route

Depart

Return

Price

NashvilleHouston

BNA - IAH

BNAIAH

Nashville Intl

Fri 1/16

6:28 am-2:57 pm

1 stop8h 29m

Houston George Bush Intcntl

Mon 1/19

8:16 pm-8:29 am

1 stop12h 13m

$155

KnoxvilleHouston

TYS - HOU

TYSHOU

Knoxville McGhee Tyson

Fri 1/2

5:56 pm-7:20 pm

Nonstop2h 24m

Houston Hobby

Mon 1/5

8:20 pm-11:21 pm

Nonstop2h 01m

$164

NashvilleHouston

BNA - IAH

BNAIAH

Nashville Intl

Sat 2/28

8:52 pm-8:00 am

1 stop11h 08m

Houston George Bush Intcntl

Wed 3/4

7:59 pm-8:15 am

1 stop12h 16m

$180

KnoxvilleHouston

TYS - IAH

TYSIAH

Knoxville McGhee Tyson

Thu 1/8

1:39 pm-10:27 pm

1 stop9h 48m

Houston George Bush Intcntl

Mon 1/12

8:13 pm-12:10 pm

1 stop14h 57m

$182

LouisvilleHouston

SDF - IAH

SDFIAH

Louisville Intl

Fri 1/16

1:55 pm-7:24 pm

1 stop6h 29m

Houston George Bush Intcntl

Tue 1/20

7:45 am-2:41 pm

1 stop5h 56m

$183

KnoxvilleHouston

TYS - IAH

TYSIAH

Knoxville McGhee Tyson

Fri 1/9

6:18 pm-10:01 am

1 stop16h 43m

Houston George Bush Intcntl

Mon 1/12

8:13 pm-12:10 pm

1 stop14h 57m

$191

KnoxvilleHouston

TYS - IAH

TYSIAH

Knoxville McGhee Tyson

Sat 1/24

11:59 am-8:23 pm

1 stop9h 24m

Houston George Bush Intcntl

Thu 1/29

8:18 pm-5:28 pm

1 stop20h 10m

$195

KnoxvilleHouston

TYS - IAH

TYSIAH

Knoxville McGhee Tyson

Fri 2/6

4:25 pm-12:33 am

1 stop9h 08m

Houston George Bush Intcntl

Mon 2/9

6:45 am-3:35 pm

1 stop7h 50m

$197

KnoxvilleHouston

TYS - IAH

TYSIAH

Knoxville McGhee Tyson

Fri 1/9

4:55 pm-6:43 pm

Nonstop2h 48m

Houston George Bush Intcntl

Sun 1/11

8:29 pm-11:44 pm

Nonstop2h 15m

$209

KnoxvilleHouston

TYS - IAH

TYSIAH

Knoxville McGhee Tyson

Fri 1/9

4:55 pm-6:43 pm

Nonstop2h 48m

Houston George Bush Intcntl

Mon 1/12

8:29 pm-11:44 pm

Nonstop2h 15m

$209

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 60 results
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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, August is the cheapest month in which you can book a flight from Kentucky to Houston (average of $124). Flying from Kentucky to Houston in April is currently the most expensive (average of $255). 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 December 18, 2025.

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 35% versus a flight at noon.

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 December 16, 2024.

Travelers seeking maximum savings on their Kentucky to Houston flight should consider departing on Sunday evenings when fares are most often at their lowest. Monday mornings 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, Spirit Airlines, and Frontier can get you from Kentucky to Houston in just under 2h 24m. Your travel time can differ by up to 6h 44m. The distance between Kentucky and Houston is about 781 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 Spirit Airlines. According to our data, you can fly for as low as $81. Users have also found prices from $99 and $108 on American Airlines and Delta, respectively.

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

    Most travelers choose Cincinnati Cinci./N. Kentucky - Houston Hobby, Cincinnati Cinci./N. Kentucky - Houston George Bush Intcntl or Nashville Intl - Houston Hobby 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 $317, our data shows the cheapest flight currently is $214. When looking at the most popular route, (Cincinnati Cinci./N. Kentucky - Houston Hobby), you can expect to pay $138 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, August is the cheapest month in which you can book a flight from Kentucky to Houston (average of $124). Flying from Kentucky to Houston in April is currently the most expensive (average of $255). 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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Top 5 airlines flying from Kentucky to Houston

Discover the top 5 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$153Average$250FlexibilityNo cancel feeOn-time65%
DeltaCheapest$216Average$327FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$219Average$347FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$248Average$401FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$265Average$394FlexibilityNo cancel feeOn-time69%

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