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Cheap flights from Louisville to Houston from $79

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Louisville to Houston departing on 9/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Spirit Airlines Logo
8:23 am - 6:12 pmSDF-IAH
10h 49m1 stop
Spirit Airlines Logo
5:48 pm - 9:19 amIAH-SDF
14h 31m1 stop
$169Spirit Airlines
Find Deal
Sat, Sep 6 - Mon, Sep 8
Spirit Airlines Logo
9:13 pm - 5:00 amSDF-IAH
8h 47m1 stop
Spirit Airlines Logo
6:25 am - 8:18 pmIAH-SDF
12h 53m1 stop
$183Spirit Airlines
Find Deal
Thu, Aug 14 - Thu, Aug 28
Spirit Airlines Logo
2:46 pm - 7:43 pmSDF-IAH
5h 57m1 stop
Spirit Airlines Logo
5:30 am - 6:53 pmIAH-SDF
12h 23m1 stop
$185Spirit Airlines
Find Deal
Thu, Aug 14 - Mon, Aug 18
Logo
9:47 am - 11:56 pmSDF-IAH
15h 09m1 stop
Logo
5:48 pm - 9:19 amIAH-SDF
14h 31m1 stop
$190
Find Deal
Fri, Sep 12 - Tue, Sep 16
United Airlines Logo
7:36 pm - 11:59 pmSDF-IAH
5h 23m1 stop
United Airlines Logo
6:29 pm - 10:00 pmIAH-SDF
2h 31mnonstop
$233United Airlines
Find Deal
Fri, Sep 12 - Tue, Sep 16
Logo
9:13 pm - 5:00 amSDF-IAH
8h 47m1 stop
Logo
6:35 pm - 10:04 amIAH-SDF
14h 29m2 stops
$235
Find Deal
Thu, Aug 14 - Thu, Aug 28
American Airlines Logo
10:00 am - 1:47 pmSDF-IAH
4h 47m1 stop
American Airlines Logo
7:47 am - 1:45 pmIAH-SDF
4h 58m1 stop
$236American Airlines
Find Deal
Sat, Aug 23 - Mon, Aug 25
Delta Logo
7:10 am - 12:08 pmSDF-IAH
5h 58m1 stop
Delta Logo
5:32 pm - 11:52 pmIAH-SDF
5h 20m1 stop
$237Delta
Find Deal
Wed, Sep 17 - Mon, Sep 22
United Airlines Logo
9:40 am - 11:10 amSDF-IAH
2h 30mnonstop
United Airlines Logo
6:30 am - 1:17 pmIAH-SDF
5h 47m1 stop
$239United Airlines
Find Deal
Thu, Aug 28 - Thu, Sep 4
American Airlines Logo
6:00 am - 10:08 amSDF-IAH
5h 08m1 stop
American Airlines Logo
6:00 am - 11:44 amIAH-SDF
4h 44m1 stop
$247American Airlines
Find Deal
Sat, Sep 13 - Sun, Sep 14

American Airlines flights from Louisville to Houston George Bush Intcntl Airport

Our best American Airlines deals on Louisville to Houston George Bush Intcntl Airport flight tickets
American Airlines
Aug 23
SDF10:00 amLouisville Intl
4h 47m
1 stop
IAH1:47 pmHouston George Bush Intcntl
Aug 25
IAH7:47 amHouston George Bush Intcntl
4h 58m
1 stop
SDF1:45 pmLouisville Intl
$236
Find similar
American Airlines
Sep 13
SDF6:00 amLouisville Intl
5h 08m
1 stop
IAH10:08 amHouston George Bush Intcntl
Sep 14
IAH6:00 amHouston George Bush Intcntl
4h 44m
1 stop
SDF11:44 amLouisville Intl
$247
Find similar

Spirit Airlines flights from Louisville to Houston George Bush Intcntl Airport

Our best Spirit Airlines deals on Louisville to Houston George Bush Intcntl Airport flight tickets
Spirit Airlines
Sep 6
SDF8:23 amLouisville Intl
10h 49m
1 stop
IAH6:12 pmHouston George Bush Intcntl
Sep 8
IAH5:48 pmHouston George Bush Intcntl
14h 31m
1 stop
SDF9:19 amLouisville Intl
$169
Find similar
Spirit Airlines
Aug 14
SDF9:13 pmLouisville Intl
8h 47m
1 stop
IAH5:00 amHouston George Bush Intcntl
Aug 28
IAH6:25 amHouston George Bush Intcntl
12h 53m
1 stop
SDF8:18 pmLouisville Intl
$183
Find similar
Spirit Airlines
Aug 14
SDF2:46 pmLouisville Intl
5h 57m
1 stop
IAH7:43 pmHouston George Bush Intcntl
Aug 18
IAH5:30 amHouston George Bush Intcntl
12h 23m
1 stop
SDF6:53 pmLouisville Intl
$185
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Louisville to Houston George Bush Intcntl Airport 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 August 2, 2025.
Use the filters below to find and compare flights from Louisville to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LouisvilleHouston

SDF - IAH

SDFIAH

Louisville Intl

Sat 9/6

8:23 am-6:12 pm

1 stop10h 49m

Houston George Bush Intcntl

Mon 9/8

5:48 pm-9:19 am

1 stop14h 31m

$169

LouisvilleHouston

SDF - IAH

SDFIAH

Louisville Intl

Thu 8/14

9:13 pm-5:00 am

1 stop8h 47m

Houston George Bush Intcntl

Thu 8/28

6:25 am-8:18 pm

1 stop12h 53m

$183

LouisvilleHouston

SDF - IAH

SDFIAH

Louisville Intl

Thu 8/14

2:46 pm-7:43 pm

1 stop5h 57m

Houston George Bush Intcntl

Mon 8/18

5:30 am-6:53 pm

1 stop12h 23m

$185

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

LouisvilleHouston

SDF - IAH

SDFIAH

Louisville Intl

Fri 9/12

7:36 pm-11:59 pm

1 stop5h 23m

Houston George Bush Intcntl

Tue 9/16

6:29 pm-10:00 pm

Nonstop2h 31m

$233

LouisvilleHouston

SDF - IAH

SDFIAH

Louisville Intl

Thu 8/14

9:13 pm-5:00 am

1 stop8h 47m

Houston George Bush Intcntl

Thu 8/28

6:35 pm-10:04 am

2 stops14h 29m

$235

LouisvilleHouston

SDF - IAH

SDFIAH

Louisville Intl

Sat 8/23

10:00 am-1:47 pm

1 stop4h 47m

Houston George Bush Intcntl

Mon 8/25

7:47 am-1:45 pm

1 stop4h 58m

$236

LouisvilleHouston

SDF - IAH

SDFIAH

Louisville Intl

Wed 9/17

7:10 am-12:08 pm

1 stop5h 58m

Houston George Bush Intcntl

Mon 9/22

5:32 pm-11:52 pm

1 stop5h 20m

$237

LouisvilleHouston

SDF - IAH

SDFIAH

Louisville Intl

Thu 8/28

9:40 am-11:10 am

Nonstop2h 30m

Houston George Bush Intcntl

Thu 9/4

6:30 am-1:17 pm

1 stop5h 47m

$239

LouisvilleHouston

SDF - IAH

SDFIAH

Louisville Intl

Sat 9/13

6:00 am-10:08 am

1 stop5h 08m

Houston George Bush Intcntl

Sun 9/14

6:00 am-11:44 am

1 stop4h 44m

$247

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 Houston from

How to get the cheapest flight ticket from Louisville to Houston George Bush Intcntl Airport

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 Houston George Bush Intcntl Airport?

The month of August is, on average, the cheapest month to fly to Houston George Bush Intcntl Airport from Louisville, with most prices found around $334. If you are unable to visit Houston George Bush Intcntl Airport during the month of August, then departing from Louisville during the month September is also very affordable. Most momondo users find prices during this month for around $375.

What is the cheapest day to depart on your flight to Houston George Bush Intcntl Airport?

The cheapest day to depart from Louisville to Houston George Bush Intcntl Airport is on a Thursday. Travelers who choose to depart for Houston George Bush Intcntl Airport on a Thursday will often find tickets for as low as $536. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Houston George Bush Intcntl Airport on Sunday is $659.

What is the cheapest time of day to depart on your flight to Houston George Bush Intcntl Airport?

Our data shows that the cheapest Louisville to Houston George Bush Intcntl Airport flights are usually those with departure times at noon. Our users have found flights to Houston George Bush Intcntl Airport at noon for as low as $371. Try not to purchase tickets in the afternoon because they tend to be around $918. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Louisville Intl to Houston George Bush Intcntl flight route?

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

How far in advance should I book a flight to Houston George Bush Intcntl Airport?

You are more likely to see cheaper flights to Houston George Bush Intcntl Airport from Louisville when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston George Bush Intcntl Airport for around $408 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston George Bush Intcntl Airport from Louisville for as low as $318 on momondo.

What cabin class options are available on Louisville Intl to Houston George Bush Intcntl flights?

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

Can stopping save me money on Louisville to Houston George Bush Intcntl Airport flights?

You could potentially save up to 15% on your flight if you consider stops on a Louisville to Houston George Bush Intcntl Airport flight.

How have Louisville to Houston George Bush Intcntl Airport flight prices changed over time?

As of August 2025, prices for Louisville to Houston George Bush Intcntl Airport flights are approximately 10% cheaper when compared to flights at the same time last year.

When to book flights from Louisville to Houston George Bush Intcntl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Louisville to Houston George Bush Intcntl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Louisville to Houston George Bush Intcntl Airport (SDF to IAH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Louisville to Houston George Bush Intcntl Airport

Best Price Found

$79

Fastest flight time

2h 28m

Direct flights

Every day
The best one-way flight to Houston George Bush Intcntl Airport from Louisville in the past 72 hours is $79. The best round-trip flight deal from Louisville to Houston George Bush Intcntl Airport found on momondo in the last 72 hours is $169.
The fastest flight from Louisville to Houston George Bush Intcntl Airport takes 2h 28m
Direct flights go from Louisville to Houston George Bush Intcntl Airport every day.
Search flight deals

  • How far is Louisville Intl to Houston George Bush Intcntl by plane?

    Louisville Intl and Houston George Bush Intcntl are 790.2 mi apart from one another. Typically, this will take 2h 30m by plane in normal conditions.

  • When did momondo last update prices for flights from Louisville Intl Airport to Houston George Bush Intcntl Airport?

    Prices for flights from Louisville Intl Airport to Houston George Bush Intcntl Airport refresh daily.

  • How many operators does momondo search for flights from Louisville Intl Airport to Houston George Bush Intcntl Airport?

  • How old do you have to be to fly from Louisville Intl Airport to Houston George Bush Intcntl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Louisville Intl Airport to Houston George Bush Intcntl Airport.

  • What documentation or ID do you need to fly to Houston George Bush Intcntl Airport?

    The necessary travel and health documents for your Houston George Bush Intcntl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Louisville to Houston George Bush Intcntl Airport?

  • What is the most popular airline from Louisville to Houston George Bush Intcntl Airport?

Best airlines flying from Louisville to Houston George Bush Intcntl Airport

Compare and see reviews for airlines that fly from Louisville to Houston George Bush Intcntl Airport with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $153Free CancellationRating
6.3
8,054 reviews
Search Spirit Airlines flights
DeltaPriceFrom $283Free CancellationRating
8.0
7,983 reviews
Search Delta flights
United AirlinesPriceFrom $289Free CancellationRating
7.4
8,904 reviews
Search United Airlines flights
American AirlinesPriceFrom $300Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

  • United Airlines Flights From Louisville to Houston George Bush Intcntl Airport

    United Airlines operates around 20 flights from Louisville to Houston George Bush Intcntl Airport every week. The average price of these flights found in the last 72 hours has been $389, but momondo users have found United Airlines deals from Louisville to Houston George Bush Intcntl Airport from as low as $289 round-trip. United Airlines has been scored 7.4/10 in 8,904 reviews.

Traveling to a place near Houston?

Book flights to Houston if you plan to visit one of these locations
The Woodlands
Katy
Conroe
Humble
Cypress
Spring
Montgomery
Tomball
Livingston
Jersey Village

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Louisville to Houston. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to Houston from Louisville with this policy.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Houston from Louisville.

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

If you are not ready to book a flight from Louisville to Houston now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Houston and let you know when they change.

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