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$72+ 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 5/30. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — HOU
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheapflights Tip: The best prices from Louisville Intl to Houston are usually found in August or May, booked 66 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap 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 May 1, 2025.

Round-trip from

$188
(Mytrip)

One-way from

$72
(FlightHub)

Popular in

March

Cheapest in

August

Average price

$325
From Louisville Intl to Houston
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One-way flight from Louisville Intl to Houston
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Highest demand for flights based on searches. 3% potential increase in price ($14 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 May 2025
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Find 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 May 1, 2025.

This Mytrip deal was found by Cheapflights users on 4/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/42:07 pmSDF - IAH
1 stop18h 40mSpirit Airlines
Sun 6/87:44 pmIAH - SDF
1 stop21h 09mSpirit Airlines
Deal found 4/29$188
This Mytrip deal was found by Cheapflights users on 4/30. 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.
Sun 6/221:18 pmSDF - IAH
1 stop9h 58mMultiple Airlines
Tue 6/247:15 pmIAH - SDF
1 stop18h 15mMultiple Airlines
Deal found 4/30$207
This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/278:00 pmSDF - IAH
1 stop4h 59mDelta
Wed 5/285:06 pmIAH - SDF
1 stop4h 51mDelta
Deal found 4/29$251
This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/286:00 amSDF - HOU
1 stop4h 33mDelta
Wed 5/286:42 pmHOU - SDF
1 stop4h 23mDelta
Deal found 4/29$251
This Southwest deal was found by Cheapflights users on 4/30. 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 5/216:50 amSDF - HOU
2 stops7h 05mSouthwest
Sat 5/248:00 amHOU - SDF
1 stop5h 00mSouthwest
Deal found 4/30$256
This United Airlines deal was found by Cheapflights users on 4/30. 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.
Sat 6/213:38 pmSDF - IAH
Nonstop2h 32mUnited Airlines
Wed 6/254:21 pmIAH - SDF
Nonstop2h 18mUnited Airlines
Deal found 4/30$267
This American Airlines deal was found by Cheapflights users on 4/29. 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.
Sat 5/317:24 amSDF - IAH
1 stop7h 37mAmerican Airlines
Sat 5/316:29 pmIAH - SDF
1 stop4h 54mAmerican Airlines
Deal found 4/29$281
This American Airlines deal was found by Cheapflights users on 4/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/218:27 pmSDF - HOU
1 stop4h 21mAmerican Airlines
Mon 6/232:30 pmHOU - SDF
1 stop4h 10mAmerican Airlines
Deal found 4/30$323
This Mytrip deal was found by Cheapflights users on 4/30. 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.
Thu 5/11:05 pmSDF - HOU
1 stop23h 34mMultiple Airlines
Sun 5/44:43 pmHOU - SDF
2 stops28h 34mMultiple Airlines
Deal found 4/30$655

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 May 1, 2025.
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

Tue 5/13

12:58 pm-7:46 pm

1 stop7h 48m

Houston George Bush Intcntl

Thu 5/15

5:53 pm-1:12 pm

1 stop18h 19m

$174

LouisvilleHouston

SDF - IAH

SDFIAH

Louisville Intl

Sun 6/22

1:18 pm-10:16 pm

1 stop9h 58m

Houston George Bush Intcntl

Tue 6/24

7:15 pm-2:30 pm

1 stop18h 15m

$207

LouisvilleHouston

SDF - IAH

SDFIAH

Louisville Intl

Tue 5/27

8:00 pm-11:59 pm

1 stop4h 59m

Houston George Bush Intcntl

Wed 6/4

6:00 am-1:54 pm

1 stop6h 54m

$251

LouisvilleHouston

SDF - HOU

SDFHOU

Louisville Intl

Wed 5/28

6:00 am-9:33 am

1 stop4h 33m

Houston Hobby

Wed 5/28

6:42 pm-12:05 am

1 stop4h 23m

$251

LouisvilleHouston

SDF - HOU

SDFHOU

Louisville Intl

Wed 5/21

6:50 am-12:55 pm

2 stops7h 05m

Houston Hobby

Sat 5/24

8:00 am-2:00 pm

1 stop5h 00m

$256

LouisvilleHouston

SDF - IAH

SDFIAH

Louisville Intl

Sun 6/22

7:19 am-8:47 am

Nonstop2h 28m

Houston George Bush Intcntl

Tue 6/24

6:25 pm-9:52 pm

Nonstop2h 27m

$275

LouisvilleHouston

SDF - HOU

SDFHOU

Louisville Intl

Sat 6/21

8:27 pm-11:48 pm

1 stop4h 21m

Houston Hobby

Mon 6/23

2:30 pm-7:40 pm

1 stop4h 10m

$323

LouisvilleHouston

SDF - IAH

SDFIAH

Louisville Intl

Thu 5/15

8:18 pm-11:42 pm

1 stop4h 24m

Houston George Bush Intcntl

Mon 5/26

6:29 pm-12:25 am

1 stop4h 56m

$407

LouisvilleHouston

SDF - IAH

SDFIAH

Louisville Intl

Fri 5/30

3:51 pm-4:55 am

1 stop14h 04m

$72

LouisvilleHouston

SDF - IAH

SDFIAH

Louisville Intl

Tue 7/15

3:39 pm-5:10 pm

Nonstop2h 31m

$116

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 19 results
1
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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 April 25, 2025.

Booking 66 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 $230). Flying from Louisville to Houston in March is currently the most expensive (average of $332). 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 May 1, 2025.

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 at noon, which can drop the price by up to 16% versus a flight in the evening.

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 December 16, 2024.

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

Rainfall in Houston by month

Plan your trip to Houston by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Houston ranges from 3.2 - 5.9 inches per month. June is typically the wettest month, when rainfall can reach 5.9 in. February is typically the driest time to visit Houston when rainfall is around 3.2 in.

Temperature in Houston by month

Plan your trip to Houston by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Houston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 53.6 F).

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 May 1, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta and United Airlines from Louisville to Houston to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,294 reviews

Boarding

8.2

Crew

8.6

Overall

8.0

Food

7.1

Entertainment

7.6

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Southwest
8.0
Very good
4,294 reviews
Southwest
8.0
Very good
4,294 reviews

Boarding

8.2

Crew

8.6

Overall

8.0

Food

7.1

Entertainment

7.6

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Delta
8.0
Very good
7,934 reviews
Southwest
8.0
Very good
4,294 reviews

Boarding

8.2

Crew

8.6

Overall

8.0

Food

7.1

Entertainment

7.6

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
United Airlines
7.4
Good
8,696 reviews
Southwest
8.0
Very good
4,294 reviews

Boarding

8.2

Crew

8.6

Overall

8.0

Food

7.1

Entertainment

7.6

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Allegiant Air
7.3
Good
734 reviews
Southwest
8.0
Very good
4,294 reviews

Boarding

8.2

Crew

8.6

Overall

8.0

Food

7.1

Entertainment

7.6

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,294 reviews

Boarding

8.2

Crew

8.6

Overall

8.0

Food

7.1

Entertainment

7.6

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!

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.

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

    Spirit Airlines, at $188, 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 47% 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 ($72), United Airlines ($116), and Southwest ($116).

  • What are the cheapest flights from Louisville to Houston?

    The cheapest flight price from Louisville to Houston is $125. On average you can expect to pay $276. The most popular route, (Louisville Intl - Houston Hobby), can usually be booked for $170.

  • 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 $230). Flying from Louisville to Houston in March is currently the most expensive (average of $332). 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 Louisville 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 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$103Average$261FlexibilityNo cancel feeOn-time65%
DeltaCheapest$225Average$359FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$228Average$394FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$247Average$384FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$290Average$384FlexibilityNo cancel feeOn-time63%

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