HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Houston

$78+ 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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — HOU
mar. 15 — mar. 221
sáb. 3/15
sáb. 3/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Louisville to Houston with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 marzo 10, 2025.

Round-trip from

$281
(Southwest)

One-way from

$78
(FlightHub)

Popular in

March

Cheapest in

August

Average price

$405
From Louisville Intl to Houston
Search Deals
One-way flight from Louisville Intl to Houston
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($18 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

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 marzo 10, 2025.

This Southwest deal was found by Cheapflights users on 3/10. 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.
mié. 4/95:00 pmSDF - HOU
Nonstop2h 30mSouthwest
vie. 4/115:35 amHOU - SDF
1 stop4h 45mSouthwest
Deal found 3/10$281
This Mytrip deal was found by Cheapflights users on 3/9. 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.
vie. 3/215:33 pmSDF - IAH
1 stop28h 12mSpirit Airlines
lun. 3/249:21 pmIAH - SDF
1 stop24h 37mSpirit Airlines
Deal found 3/9$284
This United Airlines deal was found by Cheapflights users on 3/9. 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.
jue. 4/103:25 pmSDF - IAH
Nonstop2h 44mUnited Airlines
dom. 4/139:30 amIAH - SDF
Nonstop2h 25mUnited Airlines
Deal found 3/9$285
This Delta deal was found by Cheapflights users on 3/10. 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.
mié. 4/91:04 pmSDF - HOU
1 stop5h 55mDelta
vie. 4/116:37 pmHOU - SDF
1 stop4h 21mDelta
Deal found 3/10$291
This Delta deal was found by Cheapflights users on 3/10. 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.
sáb. 6/76:00 amSDF - IAH
1 stop5h 50mDelta
lun. 6/93:40 pmIAH - SDF
1 stop7h 17mDelta
Deal found 3/10$325
This American Airlines deal was found by Cheapflights users on 3/10. 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.
jue. 3/275:47 amSDF - HOU
1 stop4h 51mAmerican Airlines
mar. 4/16:33 pmHOU - SDF
1 stop4h 35mAmerican Airlines
Deal found 3/10$384
This Mytrip deal was found by Cheapflights users on 3/10. 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.
vie. 3/1411:03 amSDF - IAH
2 stops24h 15mMultiple Airlines
lun. 3/177:45 pmIAH - SDF
1 stop21h 36mMultiple Airlines
Deal found 3/10$598

Find flights from Louisville to Houston within your budget

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 marzo 10, 2025.

Fly from

Louisville

Fly to

Houston

Route

Depart

Return

Price

LouisvilleHouston

SDF - HOU

SDFHOU

Louisville Intl

mié. 4/9

5:00 pm-6:30 pm

Nonstop2h 30m

Houston Hobby

vie. 4/11

5:35 am-11:20 am

1 stop4h 45m

$281

LouisvilleHouston

SDF - IAH

SDFIAH

Louisville Intl

vie. 3/21

5:33 pm-8:45 pm

1 stop28h 12m

Houston George Bush Intcntl

lun. 3/24

9:21 pm-10:58 pm

1 stop24h 37m

$284

LouisvilleHouston

SDF - IAH

SDFIAH

Louisville Intl

jue. 4/10

3:25 pm-5:09 pm

Nonstop2h 44m

Houston George Bush Intcntl

dom. 4/13

9:30 am-12:55 pm

Nonstop2h 25m

$285

LouisvilleHouston

SDF - IAH

SDFIAH

Louisville Intl

mié. 4/9

7:03 pm-12:05 am

1 stop6h 02m

Houston George Bush Intcntl

vie. 4/11

6:38 pm-11:58 pm

1 stop4h 20m

$291

LouisvilleHouston

SDF - HOU

SDFHOU

Louisville Intl

mié. 4/9

1:04 pm-5:59 pm

1 stop5h 55m

Houston Hobby

vie. 4/11

6:37 pm-11:58 pm

1 stop4h 21m

$291

LouisvilleHouston

SDF - HOU

SDFHOU

Louisville Intl

jue. 3/27

5:47 am-9:38 am

1 stop4h 51m

Houston Hobby

mar. 4/1

6:33 pm-12:08 am

1 stop4h 35m

$384

LouisvilleHouston

SDF - IAH

SDFIAH

Louisville Intl

lun. 5/12

12:00 pm-5:57 pm

1 stop6h 57m

$78

LouisvilleHouston

SDF - IAH

SDFIAH

Louisville Intl

lun. 4/21

6:19 pm-9:56 am

1 stop16h 37m

$94

LouisvilleHouston

SDF - IAH

SDFIAH

Louisville Intl

mié. 4/23

7:03 am-8:45 am

Nonstop2h 42m

$126

LouisvilleHouston

SDF - HOU

SDFHOU

Louisville Intl

mié. 4/9

5:00 pm-6:30 pm

Nonstop2h 30m

$126

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/10

Showing 1-10 of 16 results
1
2

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.

Travel insights for flights from Louisville to Houston

Get recent, data-driven insights about flights from Louisville to Houston including ideal travel times, pricing trends, and more.

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 March 7, 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 $334). 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 marzo 10, 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 8% 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 Wednesday afternoons 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 marzo 10, 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
8.1
Very good
4,300 reviews

Boarding

8.2

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.6

Food

7.1

Reviews

1 / 20

8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Southwest
8.1
Very good
4,300 reviews
Southwest
8.1
Very good
4,300 reviews

Boarding

8.2

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.6

Food

7.1

Reviews

1 / 20

8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Delta
8.0
Very good
7,973 reviews
Southwest
8.1
Very good
4,300 reviews

Boarding

8.2

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.6

Food

7.1

Reviews

1 / 20

8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

United Airlines
7.4
Good
8,631 reviews
Southwest
8.1
Very good
4,300 reviews

Boarding

8.2

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.6

Food

7.1

Reviews

1 / 20

8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Allegiant Air
7.3
Good
744 reviews
Southwest
8.1
Very good
4,300 reviews

Boarding

8.2

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.6

Food

7.1

Reviews

1 / 20

8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,300 reviews

Boarding

8.2

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.6

Food

7.1

Reviews

1 / 20

8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

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?

    Southwest, at $281, was found to be the cheapest airline from Louisville to Houston.Alternate airlines to your destination round-trip include Spirit Airlines and United Airlines. These flights start at 21% 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 ($78), United Airlines ($126), and Southwest ($126).

  • What are the cheapest flights from Louisville to Houston?

    The cheapest flight price from Louisville to Houston is $130. On average you can expect to pay $275. The most popular route, (Louisville Intl - Houston Hobby), can usually be booked for $155.

  • 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 $334). 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 Louisville to Houston

See prices for flight routes from nearby airports that may be better suited for you.
Cincinnati to Dallas/Fort Worth flights
Cincinnati to Hobby flights
Nashville to Dallas/Fort Worth flights
Cincinnati to George Bush Intcntl flights
Cincinnati to Austin flights
Knoxville to Hobby flights
Nashville to Hobby flights
Louisville to Dallas/Fort Worth flights
Nashville to Austin flights
Nashville to George Bush Intcntl flights
Knoxville to Dallas/Fort Worth flights
Cincinnati to Love Field flights
Knoxville to George Bush Intcntl flights
Louisville to Hobby flights
Nashville to San Antonio flights
Lexington to Dallas/Fort Worth flights
Louisville to George Bush Intcntl flights
Nashville to Love Field flights
Evansville to Dallas/Fort Worth flights
Louisville to Love Field flights
Cincinnati to San Antonio flights
Louisville to Austin flights
Knoxville to San Antonio flights
Lexington to Hobby flights
Blountville to Hobby flights
Lexington to Austin flights
Louisville to San Antonio flights
Blountville to Dallas/Fort Worth flights
Lexington to George Bush Intcntl flights
Knoxville to Love Field flights
Knoxville to Austin flights
Nashville to El Paso flights
Evansville to Love Field flights
Blountville to George Bush Intcntl flights
Lexington to San Antonio flights
Blountville to Austin flights
Cincinnati to El Paso flights
Nashville to Harlingen flights
Knoxville to El Paso flights
Lexington to Love Field flights
Cincinnati to Corpus Christi flights
Nashville to Corpus Christi flights
Nashville to Amarillo flights
Louisville to El Paso flights
Evansville to San Antonio flights
Cincinnati to Brownsville flights
Blountville to San Antonio flights
Knoxville to McAllen flights
Cincinnati to Harlingen flights
Huntington to Hobby flights

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 marzo 10, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$103Average$233FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$192Average$384FlexibilityNo cancel feeOn-time71%
DeltaCheapest$225Average$338FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$243Average$381FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$291Average$383FlexibilityNo cancel feeOn-time63%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.