Houston

$84+ Cheap flights from Louisville (SDF) 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 2/28. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — HOU
Mar 7 — Mar 141
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Find cheap flights from Louisville to Houston with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Louisville Intl to Houston are usually found in May or August, booked 69 days in advance, depart on a Sunday or Saturday and return on a Monday

Cheap flight deals from Louisville to Houston

Cheapest flights from Louisville to Houston
Explore the most affordable flight options available from Louisville to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 5, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/239:30 am
SDF
-
IAH
1 stop23h 30m
Multiple Airlines
Thu 2/262:41 pm
IAH
-
SDF
1 stop16h 59m
Multiple Airlines
Deal found 2/3$193
This Delta deal was found by Cheapflights users on 2/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/92:17 pm
SDF
-
IAH
1 stop5h 11m
Delta
Thu 3/125:25 am
IAH
-
SDF
1 stop7h 12m
Delta
Deal found 2/3$197
This Delta deal was found by Cheapflights users on 2/4. 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 3/265:35 pm
SDF
-
HOU
1 stop6h 07m
Delta
Sat 3/286:00 am
HOU
-
SDF
1 stop6h 07m
Delta
Deal found 2/4$197
This Delta deal was found by Cheapflights users on 2/4. 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.
Fri 2/207:51 pm
SDF
-
IAH
1 stop5h 20m
Delta
Wed 2/253:08 pm
IAH
-
SDF
1 stop5h 10m
Delta
Deal found 2/4$205
This Delta deal was found by Cheapflights users on 2/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/205:33 am
SDF
-
HOU
1 stop7h 47m
Delta
Wed 2/255:25 am
HOU
-
SDF
1 stop5h 02m
Delta
Deal found 2/3$205
This Cheapflightsfares deal was found by Cheapflights users on 2/3. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1712:33 pm
SDF
-
IAH
1 stop5h 35m
Spirit Airlines
Tue 4/217:35 am
IAH
-
SDF
1 stop6h 03m
Spirit Airlines
Deal found 2/3$207
This CheapOair deal was found by Cheapflights users on 2/4. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/181:19 pm
SDF
-
IAH
1 stop8h 26m
Spirit Airlines
Wed 2/254:22 pm
IAH
-
SDF
1 stop21h 16m
Spirit Airlines
Deal found 2/4$215
This CheapOair deal was found by Cheapflights users on 2/4. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/233:33 pm
SDF
-
IAH
1 stop9h 26m
Spirit Airlines
Mon 4/274:22 pm
IAH
-
SDF
1 stop21h 16m
Spirit Airlines
Deal found 2/4$220
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1412:42 pm
SDF
-
IAH
1 stop12h 17m
Multiple Airlines
Fri 4/247:35 am
IAH
-
SDF
1 stop10h 23m
Multiple Airlines
Deal found 2/3$221
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1412:42 pm
SDF
-
IAH
1 stop12h 17m
Spirit Airlines
Sat 4/181:03 pm
IAH
-
SDF
1 stop5h 33m
Spirit Airlines
Deal found 2/3$225
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/181:19 pm
SDF
-
IAH
1 stop8h 26m
Multiple Airlines
Thu 2/192:41 pm
IAH
-
SDF
1 stop16h 59m
Multiple Airlines
Deal found 2/3$230
This American Airlines deal was found by Cheapflights users on 2/4. 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.
Tue 2/1710:49 am
SDF
-
IAH
1 stop5h 53m
American Airlines
Tue 2/244:03 pm
IAH
-
SDF
1 stop6h 00m
American Airlines
Deal found 2/4$231

Find flight deals from Louisville to Houston

Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to Houston (HO1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 5, 2026.

Round-trip from

$193
(Kiwi.com)

One-way from

$84
(Kiwi.com)

Popular in

January

Cheapest in

May

Average price

$388
From Louisville Intl to Houston
One-way flight from Louisville Intl to Houston
Highest demand for flights based on searches. 9% potential increase in price ($37 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Average for round-trip flights in February 2026

Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisville 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 February 5, 2026.
Use the filters below to find and compare flights from Louisville to Houston that are best for you.

Fly from

Louisville

Fly to

Houston

Route

Depart

Return

Price

LouisvilleHouston

SDF - IAH

SDFIAH

Louisville Intl

Mon 3/9

2:17 pm-6:28 pm

1 stop5h 11m

Houston George Bush Intcntl

Thu 3/12

5:25 am-1:37 pm

1 stop7h 12m

$197

LouisvilleHouston

SDF - IAH

SDFIAH

Louisville Intl

Thu 3/26

7:37 pm-11:59 pm

1 stop5h 22m

Houston George Bush Intcntl

Sat 3/28

5:23 am-1:07 pm

1 stop6h 44m

$197

LouisvilleHouston

SDF - IAH

SDFIAH

Louisville Intl

Thu 7/2

7:20 am-2:39 pm

1 stop8h 19m

Houston George Bush Intcntl

Mon 7/6

5:55 am-11:36 am

1 stop4h 41m

$197

LouisvilleHouston

SDF - IAH

SDFIAH

Louisville Intl

Wed 7/15

7:00 am-12:16 pm

1 stop6h 16m

Houston George Bush Intcntl

Sun 7/19

5:55 am-11:36 am

1 stop4h 41m

$197

LouisvilleHouston

SDF - IAH

SDFIAH

Louisville Intl

Wed 3/18

5:55 pm-10:59 pm

1 stop6h 04m

Houston George Bush Intcntl

Sun 3/22

5:25 am-1:37 pm

1 stop7h 12m

$197

LouisvilleHouston

SDF - IAH

SDFIAH

Louisville Intl

Sun 4/19

6:07 pm-10:54 pm

1 stop5h 47m

Houston George Bush Intcntl

Sat 4/25

3:21 pm-9:14 pm

1 stop4h 53m

$197

LouisvilleHouston

SDF - IAH

SDFIAH

Louisville Intl

Sat 4/4

5:58 pm-11:59 pm

1 stop7h 01m

Houston George Bush Intcntl

Tue 4/7

5:23 am-11:58 am

1 stop5h 35m

$197

LouisvilleHouston

SDF - HOU

SDFHOU

Louisville Intl

Wed 7/15

7:00 am-12:10 pm

1 stop6h 10m

Houston Hobby

Sun 7/19

1:00 pm-8:52 pm

1 stop6h 52m

$197

LouisvilleHouston

SDF - IAH

SDFIAH

Louisville Intl

Fri 2/20

7:51 pm-12:11 am

1 stop5h 20m

Houston George Bush Intcntl

Tue 2/24

6:32 pm-11:58 pm

1 stop4h 26m

$205

LouisvilleHouston

SDF - IAH

SDFIAH

Louisville Intl

Fri 2/20

7:51 pm-12:11 am

1 stop5h 20m

Houston George Bush Intcntl

Wed 2/25

12:15 pm-9:18 pm

1 stop8h 03m

$205

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/4

Showing 1-10 of 46 results
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Best time to book a flight from Louisville to Houston

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

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

Use this chart to determine the optimal time to book a round-trip flight from Louisville to Houston. Price data was last updated on January 30, 2026.

Booking 69 days in advance of your planned departure date is, on average, the best time to get cheap flights from Louisville to Houston. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, September is the cheapest month in which you can book a flight from Louisville to Houston (average of $98). Flying from Louisville to Houston in January is currently the most expensive (average of $208). 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 SDF to HOU?

Find hourly flight availability from Louisville 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 February 5, 2026.

When flying from Louisville 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 53% versus a flight in the afternoon.

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

Use this chart to determine the cheapest time to fly round-trip from Louisville to Houston. Price data was last updated on January 31, 2026.

Travelers seeking maximum savings on their Louisville 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.

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 February 5, 2026.
See what other customers who have flown with Southwest, Delta, and United Airlines from Louisville to Houston have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

8.0

Food

7.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Comfort

8.0

Food

7.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Comfort

8.0

Food

7.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Comfort

8.0

Food

7.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Comfort

8.0

Food

7.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Comfort

8.0

Food

7.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Louisville to Houston. 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 from for flights from Louisville to Houston?

    Louisville Intl (SDF), located 5.3 mi from the city center, is the airport you fly out of when you book flights from Louisville to Houston. 5 airlines have flights from Louisville Intl to Houston on a regular basis. Booking flights from Louisville Intl to Houston should not be difficult; the airport handles an average of 0 outbound flights to Houston per day.

  • How long is the flight from Louisville to Houston?

    Delta, American Airlines, and Southwest can get you from Louisville to Houston in just under 2h 35m. Your travel time can differ by up to 4h 13m. The distance from Louisville to Houston is about 802 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Louisville to Houston round-trip?

    Spirit Airlines, at $104, was found to be the cheapest airline from Louisville to Houston.Alternate airlines to your destination round-trip include Delta and Southwest. These flights start at 72% lower than the current average price 3 months from now.

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

    The cheapest airlines for a one-way flight from Louisville to Houston are Spirit Airlines ($81), American Airlines ($102), and Delta ($108).

  • What are the cheapest flights from Louisville to Houston?

    The cheapest flight price from Louisville to Houston is $211. On average you can expect to pay $431. The most popular route, (Louisville Intl - Houston Hobby), can usually be booked for $197.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Louisville to Houston (average of $98). Flying from Louisville to Houston in January is currently the most expensive (average of $208). 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

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Alternative routes for Louisville to Houston

See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from Louisville to Houston

Discover the top 5 airlines that operate flights from Louisville 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 February 5, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$104Average$262FlexibilityNo cancel feeOn-time65%
DeltaCheapest$108Average$341FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$219Average$350FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$250Average$347FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$261Average$406FlexibilityNo cancel feeOn-time69%

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