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Cheap flights from Houston to Kentucky from $56

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston to Kentucky departing on 6/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Houston to Kentucky

Cheap round-trip flights

Enter your travel dates to find the best prices.
Allegiant Air Logo
7:31 pm - 10:40 pm
HOU
-
TYS
2h 09mnonstop
Allegiant Air Logo
5:30 pm - 6:41 pm
TYS
-
HOU
2h 11mnonstop
$125Allegiant Air
Fri, Jun 5 - Mon, Jun 15
Allegiant Air Logo
7:31 pm - 10:40 pm
HOU
-
TYS
2h 09mnonstop
Allegiant Air Logo
5:30 pm - 6:41 pm
TYS
-
HOU
2h 11mnonstop
$129Allegiant Air
Mon, Jun 8 - Fri, Jun 12
Southwest Logo
2:15 pm - 7:40 pm
HOU
-
CVG
4h 25m
1 stop
Southwest Logo
6:15 pm - 12:05 am
CVG
-
HOU
6h 50m
1 stop
$195Southwest
Tue, Mar 3 - Tue, Mar 10
Southwest Logo
6:55 am - 11:50 am
HOU
-
CVG
3h 55m
1 stop
Southwest Logo
2:35 pm - 9:15 pm
CVG
-
HOU
7h 40m
1 stop
$197Southwest
Thu, Apr 16 - Sat, Apr 18
Spirit Airlines Logo
7:35 am - 2:38 pm
IAH
-
SDF
6h 03m
1 stop
Spirit Airlines Logo
3:33 pm - 11:59 pm
SDF
-
IAH
9h 26m
1 stop
$207Spirit Airlines
Thu, Apr 23 - Sun, Apr 26
United Airlines Logo
8:21 pm - 11:41 pm
IAH
-
TYS
2h 20mnonstop
United Airlines Logo
9:00 am - 10:37 am
TYS
-
IAH
2h 37mnonstop
$209United Airlines
Wed, Apr 1 - Tue, Apr 7
American Airlines Logo
6:00 am - 3:45 pm
IAH
-
TYS
8h 45m
1 stop
American Airlines Logo
4:09 pm - 11:59 pm
TYS
-
IAH
8h 50m
1 stop
$216American Airlines
Wed, Apr 29 - Sat, May 2
United Airlines Logo
8:21 pm - 11:41 pm
IAH
-
TYS
2h 20mnonstop
United Airlines Logo
9:00 am - 10:37 am
TYS
-
IAH
2h 37mnonstop
$224United Airlines
Wed, Apr 1 - Tue, Apr 7
American Airlines Logo
5:16 pm - 11:59 pm
IAH
-
TYS
5h 43m
1 stop
American Airlines Logo
6:21 pm - 10:31 pm
TYS
-
IAH
5h 10m
1 stop
$230American Airlines
Fri, Apr 3 - Mon, Apr 6
Spirit Airlines Logo
9:40 pm - 12:21 pm
IAH
-
SDF
13h 41m
1 stop
Spirit Airlines Logo
12:42 pm - 11:59 pm
SDF
-
IAH
12h 17m
1 stop
$244Spirit Airlines
Tue, Mar 10 - Tue, Mar 17

Southwest flights from Houston to Kentucky

Our best Southwest deals on Houston to Kentucky flight tickets
Southwest
Mar 3
HOU2:15 pmHouston Hobby
4h 25m
1 stop
CVG7:40 pmCincinnati Cinci./N. Kentucky
Mar 10
CVG6:15 pmCincinnati Cinci./N. Kentucky
6h 50m
1 stop
HOU12:05 amHouston Hobby
$195
Southwest
Apr 16
HOU6:55 amHouston Hobby
3h 55m
1 stop
CVG11:50 amCincinnati Cinci./N. Kentucky
Apr 18
CVG2:35 pmCincinnati Cinci./N. Kentucky
7h 40m
1 stop
HOU9:15 pmHouston Hobby
$197
Southwest
Mar 3
HOU2:15 pmHouston Hobby
4h 25m
1 stop
CVG7:40 pmCincinnati Cinci./N. Kentucky
Mar 10
CVG6:30 amCincinnati Cinci./N. Kentucky
8h 45m
2 stops
HOU2:15 pmHouston Hobby
$200

Spirit Airlines flights from Houston to Kentucky

Our best Spirit Airlines deals on Houston to Kentucky flight tickets
Spirit Airlines
Apr 23
IAH7:35 amHouston George Bush Intcntl
6h 03m
1 stop
SDF2:38 pmLouisville Intl
Apr 26
SDF3:33 pmLouisville Intl
9h 26m
1 stop
IAH11:59 pmHouston George Bush Intcntl
$207
Spirit Airlines
May 31
IAH7:35 amHouston George Bush Intcntl
5h 52m
1 stop
SDF2:27 pmLouisville Intl
Jun 7
SDF3:33 pmLouisville Intl
9h 15m
1 stop
IAH11:48 pmHouston George Bush Intcntl
$246
Spirit Airlines
Mar 25
IAH11:19 amHouston George Bush Intcntl
26h 14m
1 stop
SDF2:33 pmLouisville Intl
Mar 31
SDF12:42 pmLouisville Intl
12h 17m
1 stop
IAH11:59 pmHouston George Bush Intcntl
$255

momondo Fare Finder

 
Customize your flight search to find flights from Houston to Kentucky 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, momondo users made 832,500 searches. Data last updated February 15, 2026.
Use the filters below to find and compare flights from Houston to Kentucky that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonKnoxville

HOU - TYS

HOUTYS

Houston Hobby

Fri 6/5

7:31 pm-10:40 pm

Nonstop2h 09m

Knoxville McGhee Tyson

Mon 6/15

5:30 pm-6:41 pm

Nonstop2h 11m

$125

HoustonKnoxville

HOU - TYS

HOUTYS

Houston Hobby

Mon 6/8

7:31 pm-10:40 pm

Nonstop2h 09m

Knoxville McGhee Tyson

Fri 6/12

5:30 pm-6:41 pm

Nonstop2h 11m

$129

HoustonCincinnati

HOU - CVG

HOUCVG

Houston Hobby

Tue 3/3

2:15 pm-7:40 pm

1 stop4h 25m

Cincinnati Cinci./N. Kentucky

Tue 3/10

6:15 pm-12:05 am

1 stop6h 50m

$195

HoustonCincinnati

HOU - CVG

HOUCVG

Houston Hobby

Thu 4/16

6:55 am-11:50 am

1 stop3h 55m

Cincinnati Cinci./N. Kentucky

Sat 4/18

2:35 pm-9:15 pm

1 stop7h 40m

$197

HoustonLouisville

IAH - SDF

IAHSDF

Houston George Bush Intcntl

Thu 4/23

7:35 am-2:38 pm

1 stop6h 03m

Louisville Intl

Sun 4/26

3:33 pm-11:59 pm

1 stop9h 26m

$207

HoustonKnoxville

IAH - TYS

IAHTYS

Houston George Bush Intcntl

Wed 4/1

8:21 pm-11:41 pm

Nonstop2h 20m

Knoxville McGhee Tyson

Tue 4/7

9:00 am-10:37 am

Nonstop2h 37m

$209

HoustonKnoxville

IAH - TYS

IAHTYS

Houston George Bush Intcntl

Wed 4/29

6:00 am-3:45 pm

1 stop8h 45m

Knoxville McGhee Tyson

Sat 5/2

4:09 pm-11:59 pm

1 stop8h 50m

$216

HoustonKnoxville

IAH - TYS

IAHTYS

Houston George Bush Intcntl

Wed 4/1

8:21 pm-11:41 pm

Nonstop2h 20m

Knoxville McGhee Tyson

Tue 4/7

9:00 am-10:37 am

Nonstop2h 37m

$224

HoustonKnoxville

IAH - TYS

IAHTYS

Houston George Bush Intcntl

Fri 4/3

5:16 pm-11:59 pm

1 stop5h 43m

Knoxville McGhee Tyson

Mon 4/6

6:21 pm-10:31 pm

1 stop5h 10m

$230

HoustonLouisville

IAH - SDF

IAHSDF

Houston George Bush Intcntl

Tue 3/10

9:40 pm-12:21 pm

1 stop13h 41m

Louisville Intl

Tue 3/17

12:42 pm-11:59 pm

1 stop12h 17m

$244

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Kentucky from

How to get the cheapest flight ticket from Houston to Kentucky

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Kentucky?

If you’re not able to fly to Kentucky in August, then January is your next best option. Flight prices from Houston to Kentucky during January average around $312.

What is the cheapest day to depart on your flight to Kentucky?

Our data shows that Monday is the least expensive day to fly to Kentucky. Tickets to fly out on this day can be as low as $279. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around $417. These prices are subject to change though, so be sure to set up a Price Alert for flights to Kentucky.

What is the cheapest time of day to depart on your flight to Kentucky?

According to our data, the cheapest time of day to fly to Kentucky is at noon. momondo users have found flights departing from Houston to Kentucky at noon for as low as $345. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Kentucky is in the morning when prices are around $426.

What is the cheapest Houston to Kentucky flight route?

Fly from Houston George Bush Intcntl to Louisville Intl for the best Houston - Kentucky flight prices

How far in advance should I book a flight to Kentucky?

You are more likely to see cheaper flights to Kentucky from Houston when booking weeks ahead of your departure date. In general, you can expect to find flights to Kentucky for around $366 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Kentucky from Houston for as low as $173 on momondo.

What cabin class options are available on Houston to Kentucky flights?

There are 4 cabin classes available to choose from on Houston to Kentucky flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Houston to Kentucky flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston to Kentucky

Fastest flight time

1h 50m

Direct flights

Every day

Airports in Kentucky

43 airports
The fastest flight from Houston to Kentucky takes 1h 50m
Direct flights go from Houston to Kentucky every day.
There are 43 airports in Kentucky. From Houston there are direct flights to Nashville Intl (BNA).
Search flight deals

  • When did momondo last update prices for flights from Houston to Kentucky?

    Prices for flights from Houston to Kentucky are updated daily.

  • How many operators does momondo search for flights from Houston to Kentucky?

  • How old do you have to be to fly from Houston to Kentucky?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Houston to Kentucky.

  • What documentation or ID do you need to fly to Kentucky?

    The required travel and health documents for your Kentucky trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Kentucky. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Houston to Kentucky

Compare and see reviews for airlines that fly from Houston to Kentucky with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $108Free CancellationRating
7.9
8,205 reviews
Search Delta flights
Spirit AirlinesPriceFrom $178Free CancellationRating
6.3
8,452 reviews
Search Spirit Airlines flights
American AirlinesPriceFrom $200Free CancellationRating
7.2
11,297 reviews
Search American Airlines flights
United AirlinesPriceFrom $209Free CancellationRating
7.4
9,296 reviews
Search United Airlines flights
SouthwestPriceFrom $232Free CancellationRating
8.0
4,286 reviews
Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Houston to Kentucky?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Houston to Kentucky. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Houston to Kentucky with flexible booking policies on momondo?

All flight searches from Houston to Kentucky on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Houston to Kentucky?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Houston to Kentucky.

I’m not ready to book a flight from Houston to Kentucky right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Houston to Kentucky flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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