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$30+ 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 9/18. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — HOU
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheap flight deals from Kentucky to Houston

Keep the following information in mind while searching for Kentucky to Houston flight deals. Data was last updated July 31, 2025.

Round-trip from

$112
(Cheapflightsfares)

One-way from

$51
(Booking.com)

Popular in

March

Cheapest in

May

Average price

$391
From Kentucky to Houston
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One-way flight from Kentucky to Houston
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Highest demand for flights based on searches. 1% potential increase in price ($5 potential increase over avg. RT price).
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Cheapest flight prices on average. 0% potential price decrease ($3 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find 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 July 31, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 7/30. 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.
Tue 8/196:05 amBNA - IAH
1 stop12h 06mSpirit Airlines
Tue 8/1910:00 pmIAH - BNA
1 stop19h 04mSpirit Airlines
Deal found 7/30$112
This Cheapflightsfares deal was found by Cheapflights users on 7/31. 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.
Sun 10/267:20 amTYS - HOU
Nonstop2h 18mAllegiant Air
Thu 10/308:38 amHOU - TYS
Nonstop2h 00mAllegiant Air
Deal found 7/31$118
This Frontier deal was found by Cheapflights users on 7/31. 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.
Thu 8/76:00 amCVG - IAH
Nonstop2h 36mFrontier
Thu 8/148:40 amIAH - CVG
Nonstop2h 26mFrontier
Deal found 7/31$141
This CheapOair deal was found by Cheapflights users on 7/29. 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.
Sat 8/97:00 amBNA - IAH
1 stop27h 24mMultiple Airlines
Sat 8/165:27 pmIAH - BNA
1 stop5h 53mMultiple Airlines
Deal found 7/29$172
This Cheapflightsfares deal was found by Cheapflights users on 7/29. 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.
Thu 8/212:46 pmSDF - IAH
1 stop5h 57mSpirit Airlines
Sun 8/245:45 amIAH - SDF
1 stop5h 07mSpirit Airlines
Deal found 7/29$186
This American Airlines deal was found by Cheapflights users on 7/29. 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 8/285:00 amBNA - HOU
1 stop4h 44mAmerican Airlines
Sat 8/306:30 pmHOU - BNA
1 stop4h 45mAmerican Airlines
Deal found 7/29$187
This Mytrip deal was found by Cheapflights users on 7/31. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/129:47 amSDF - IAH
1 stop15h 09mMultiple Airlines
Tue 9/165:48 pmIAH - SDF
1 stop14h 31mMultiple Airlines
Deal found 7/31$190
This Mytrip deal was found by Cheapflights users on 7/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2710:54 amTYS - IAH
1 stop8h 17mMultiple Airlines
Wed 9/35:45 amIAH - TYS
1 stop9h 20mMultiple Airlines
Deal found 7/30$193
This Delta deal was found by Cheapflights users on 7/28. 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 9/115:15 amBNA - HOU
1 stop4h 34mDelta
Mon 9/156:37 pmHOU - BNA
1 stop4h 20mDelta
Deal found 7/28$197
This United Airlines deal was found by Cheapflights users on 7/31. 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 8/239:30 amTYS - IAH
Nonstop2h 30mUnited Airlines
Tue 8/264:30 pmIAH - TYS
Nonstop2h 23mUnited Airlines
Deal found 7/31$209
This Southwest deal was found by Cheapflights users on 7/30. 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.
Wed 8/275:40 pmBNA - HOU
Nonstop2h 05mSouthwest
Wed 9/33:30 pmHOU - BNA
Nonstop1h 55mSouthwest
Deal found 7/30$217
This United Airlines deal was found by Cheapflights users on 7/30. 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 8/279:40 amSDF - IAH
Nonstop2h 30mUnited Airlines
Wed 9/36:29 pmIAH - SDF
Nonstop2h 31mUnited Airlines
Deal found 7/30$217

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 July 31, 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

Tue 8/19

6:05 am-6:11 pm

1 stop12h 06m

Houston George Bush Intcntl

Tue 8/19

10:00 pm-5:04 pm

1 stop19h 04m

$112

KnoxvilleHouston

TYS - HOU

TYSHOU

Knoxville McGhee Tyson

Sun 10/26

7:20 am-8:38 am

Nonstop2h 18m

Houston Hobby

Thu 10/30

8:38 am-11:38 am

Nonstop2h 00m

$118

CincinnatiHouston

CVG - IAH

CVGIAH

Cincinnati Cinci./N. Kentucky

Sun 8/17

6:00 am-7:36 am

Nonstop2h 36m

Houston George Bush Intcntl

Fri 8/22

5:05 pm-8:32 pm

Nonstop2h 27m

$143

NashvilleHouston

BNA - IAH

BNAIAH

Nashville Intl

Sat 8/9

7:00 am-10:24 am

1 stop27h 24m

Houston George Bush Intcntl

Sat 8/16

5:27 pm-11:20 pm

1 stop5h 53m

$172

LouisvilleHouston

SDF - IAH

SDFIAH

Louisville Intl

Thu 8/21

2:46 pm-7:43 pm

1 stop5h 57m

Houston George Bush Intcntl

Sun 8/24

5:45 am-11:52 am

1 stop5h 07m

$186

NashvilleHouston

BNA - HOU

BNAHOU

Nashville Intl

Sun 8/31

5:00 am-9:44 am

1 stop4h 44m

Houston Hobby

Wed 9/3

6:44 pm-11:04 pm

1 stop4h 20m

$187

LouisvilleHouston

SDF - IAH

SDFIAH

Louisville Intl

Fri 9/12

9:47 am-11:56 pm

1 stop15h 09m

Houston George Bush Intcntl

Tue 9/16

5:48 pm-9:19 am

1 stop14h 31m

$190

KnoxvilleHouston

TYS - IAH

TYSIAH

Knoxville McGhee Tyson

Wed 8/27

10:54 am-6:11 pm

1 stop8h 17m

Houston George Bush Intcntl

Wed 9/3

5:45 am-4:05 pm

1 stop9h 20m

$193

NashvilleHouston

BNA - HOU

BNAHOU

Nashville Intl

Thu 9/11

5:15 am-9:49 am

1 stop4h 34m

Houston Hobby

Mon 9/15

6:37 pm-10:57 pm

1 stop4h 20m

$197

KnoxvilleHouston

TYS - IAH

TYSIAH

Knoxville McGhee Tyson

Sat 8/23

9:30 am-11:00 am

Nonstop2h 30m

Houston George Bush Intcntl

Mon 8/25

4:30 pm-7:53 pm

Nonstop2h 23m

$209

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

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, September is the cheapest month in which you can book a flight from Kentucky to Houston (average of $230). Flying from Kentucky to Houston in March is currently the most expensive (average of $331). 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 July 31, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Kentucky to Houston as you normally would.

Reviews of airlines servicing Houston

Get insights into the airlines that provide service to Houston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Houston. Reviews last updated July 31, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest, and Delta from Kentucky to Houston. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Southwest
8.0
Very good
4,246 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,981 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,900 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

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.

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

    For one-way options, check prices for Allegiant Air. According to our data, you can fly for as low as $51. Users have also found prices from $68 and $82 on Spirit Airlines and Frontier, respectively.

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

    Most travelers choose Nashville Intl - Houston Hobby, Nashville Intl - Houston George Bush Intcntl or Cincinnati Cinci./N. Kentucky - 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 $238, our data shows the cheapest flight currently is $114. When looking at the most popular route, (Nashville Intl - Houston Hobby), you can expect to pay $122 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, September is the cheapest month in which you can book a flight from Kentucky to Houston (average of $230). Flying from Kentucky to Houston in March is currently the most expensive (average of $331). 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

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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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$112Average$250FlexibilityNo cancel feeOn-time65%
DeltaCheapest$198Average$339FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$228Average$409FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$271Average$396FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$281Average$373FlexibilityNo cancel feeOn-time63%

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