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Cheap flights from Houston George Bush Intcntl Airport to Louisville from $69

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 George Bush Intcntl Airport to Louisville departing on 1/27. 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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Find the cheapest flights from Houston George Bush Intcntl Airport to Louisville

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:45 am - 6:04 pm
IAH
-
SDF
9h 19m1 stop
Multiple Airlines Logo
1:55 pm - 7:24 pm
SDF
-
IAH
6h 29m1 stop
$206Multiple Airlines
Fri, Jan 23 - Fri, Jan 30
Spirit Airlines Logo
8:19 pm - 2:41 pm
IAH
-
SDF
17h 22m2 stops
Spirit Airlines Logo
1:55 pm - 10:33 am
SDF
-
IAH
21h 38m2 stops
$220Spirit Airlines
Mon, Jan 12 - Wed, Jan 14
Spirit Airlines Logo
4:35 pm - 2:41 pm
IAH
-
SDF
21h 06m1 stop
Spirit Airlines Logo
1:55 pm - 11:58 pm
SDF
-
IAH
11h 03m2 stops
$223Spirit Airlines
Mon, Jan 12 - Wed, Jan 14
Multiple Airlines Logo
9:34 pm - 11:59 pm
IAH
-
SDF
25h 25m2 stops
Multiple Airlines Logo
3:36 pm - 11:58 pm
SDF
-
IAH
9h 22m1 stop
$230Multiple Airlines
Tue, Dec 30 - Tue, Jan 20
Multiple Airlines Logo
7:45 am - 6:04 pm
IAH
-
SDF
9h 19m1 stop
Multiple Airlines Logo
1:55 pm - 9:07 am
SDF
-
IAH
20h 12m2 stops
$232Multiple Airlines
Fri, Jan 23 - Fri, Jan 30
Spirit Airlines Logo
8:19 pm - 2:41 pm
IAH
-
SDF
17h 22m2 stops
Spirit Airlines Logo
1:55 pm - 10:33 am
SDF
-
IAH
21h 38m3 stops
$240Spirit Airlines
Mon, Jan 12 - Wed, Jan 14
Spirit Airlines Logo
5:30 pm - 11:59 pm
IAH
-
SDF
29h 29m2 stops
Spirit Airlines Logo
7:00 am - 8:23 pm
SDF
-
IAH
14h 23m1 stop
$241Spirit Airlines
Tue, Jan 6 - Thu, Jan 8
Spirit Airlines Logo
6:55 pm - 11:59 pm
IAH
-
SDF
28h 04m1 stop
Spirit Airlines Logo
3:36 pm - 11:58 pm
SDF
-
IAH
9h 22m1 stop
$252Spirit Airlines
Tue, Dec 30 - Tue, Jan 20
Multiple Airlines Logo
7:45 am - 6:04 pm
IAH
-
SDF
9h 19m1 stop
Multiple Airlines Logo
1:55 pm - 6:58 pm
SDF
-
IAH
30h 03m1 stop
$254Multiple Airlines
Mon, Jan 12 - Wed, Jan 14
Spirit Airlines Logo
5:30 pm - 11:59 pm
IAH
-
SDF
29h 29m2 stops
Spirit Airlines Logo
7:00 am - 10:33 am
SDF
-
IAH
28h 33m2 stops
$255Spirit Airlines
Tue, Jan 6 - Thu, Jan 8

Delta flights from Houston George Bush Intcntl Airport to Louisville

Our best Delta deals on Houston George Bush Intcntl Airport to Louisville flight tickets
Delta
Jan 6
IAH6:37 pmHouston George Bush Intcntl
4h 18m
1 stop
SDF11:55 pmLouisville Intl
Jan 10
SDF7:40 amLouisville Intl
6h 08m
1 stop
IAH12:48 pmHouston George Bush Intcntl
$339
Find similar
Delta
Feb 1
IAH5:30 amHouston George Bush Intcntl
5h 07m
1 stop
SDF11:37 amLouisville Intl
Feb 3
SDF3:32 pmLouisville Intl
6h 41m
1 stop
IAH9:13 pmHouston George Bush Intcntl
$344
Find similar
Delta
Jan 7
IAH3:03 pmHouston George Bush Intcntl
5h 12m
1 stop
SDF9:15 pmLouisville Intl
Jan 14
SDF5:45 pmLouisville Intl
7h 11m
1 stop
IAH11:56 pmHouston George Bush Intcntl
$349
Find similar

Spirit Airlines flights from Houston George Bush Intcntl Airport to Louisville

Our best Spirit Airlines deals on Houston George Bush Intcntl Airport to Louisville flight tickets
Spirit Airlines
Jan 12
IAH8:19 pmHouston George Bush Intcntl
17h 22m
2 stops
SDF2:41 pmLouisville Intl
Jan 14
SDF1:55 pmLouisville Intl
21h 38m
2 stops
IAH10:33 amHouston George Bush Intcntl
$220
Find similar
Spirit Airlines
Jan 12
IAH4:35 pmHouston George Bush Intcntl
21h 06m
1 stop
SDF2:41 pmLouisville Intl
Jan 14
SDF1:55 pmLouisville Intl
11h 03m
2 stops
IAH11:58 pmHouston George Bush Intcntl
$223
Find similar
Spirit Airlines
Jan 12
IAH8:19 pmHouston George Bush Intcntl
17h 22m
2 stops
SDF2:41 pmLouisville Intl
Jan 14
SDF1:55 pmLouisville Intl
21h 38m
3 stops
IAH10:33 amHouston George Bush Intcntl
$240
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Houston George Bush Intcntl Airport to Louisville 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 December 11, 2025.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Louisville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonLouisville

IAH - SDF

IAHSDF

Houston George Bush Intcntl

Fri 1/23

7:45 am-6:04 pm

1 stop9h 19m

Louisville Intl

Fri 1/30

1:55 pm-7:24 pm

1 stop6h 29m

$206

HoustonLouisville

IAH - SDF

IAHSDF

Houston George Bush Intcntl

Mon 1/12

8:19 pm-2:41 pm

2 stops17h 22m

Louisville Intl

Wed 1/14

1:55 pm-10:33 am

2 stops21h 38m

$220

HoustonLouisville

IAH - SDF

IAHSDF

Houston George Bush Intcntl

Mon 1/12

4:35 pm-2:41 pm

1 stop21h 06m

Louisville Intl

Wed 1/14

1:55 pm-11:58 pm

2 stops11h 03m

$223

HoustonLouisville

IAH - SDF

IAHSDF

Houston George Bush Intcntl

Tue 12/30

9:34 pm-11:59 pm

2 stops25h 25m

Louisville Intl

Tue 1/20

3:36 pm-11:58 pm

1 stop9h 22m

$230

HoustonLouisville

IAH - SDF

IAHSDF

Houston George Bush Intcntl

Fri 1/23

7:45 am-6:04 pm

1 stop9h 19m

Louisville Intl

Fri 1/30

1:55 pm-9:07 am

2 stops20h 12m

$232

HoustonLouisville

IAH - SDF

IAHSDF

Houston George Bush Intcntl

Mon 1/12

8:19 pm-2:41 pm

2 stops17h 22m

Louisville Intl

Wed 1/14

1:55 pm-10:33 am

3 stops21h 38m

$240

HoustonLouisville

IAH - SDF

IAHSDF

Houston George Bush Intcntl

Tue 1/6

5:30 pm-11:59 pm

2 stops29h 29m

Louisville Intl

Thu 1/8

7:00 am-8:23 pm

1 stop14h 23m

$241

HoustonLouisville

IAH - SDF

IAHSDF

Houston George Bush Intcntl

Tue 12/30

6:55 pm-11:59 pm

1 stop28h 04m

Louisville Intl

Tue 1/20

3:36 pm-11:58 pm

1 stop9h 22m

$252

HoustonLouisville

IAH - SDF

IAHSDF

Houston George Bush Intcntl

Mon 1/12

7:45 am-6:04 pm

1 stop9h 19m

Louisville Intl

Wed 1/14

1:55 pm-6:58 pm

1 stop30h 03m

$254

HoustonLouisville

IAH - SDF

IAHSDF

Houston George Bush Intcntl

Tue 1/6

5:30 pm-11:59 pm

2 stops29h 29m

Louisville Intl

Thu 1/8

7:00 am-10:33 am

2 stops28h 33m

$255

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 Louisville from

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

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 Louisville?

If you are unable to visit Louisville during the month of July, then departing from Houston George Bush Intcntl Airport during the month May is also very affordable. Most momondo users find prices during this month for around $355.

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

On average, the least expensive day to fly to Louisville from Houston George Bush Intcntl Airport is on a Friday. momondo users have found tickets for Friday departures for as low as $319. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Houston George Bush Intcntl Airport to Louisville on a Tuesday will generally be more expensive and average around $417. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Our data shows that the cheapest Houston George Bush Intcntl Airport to Louisville flights are usually those with departure times in the evening. Our users have found flights to Louisville in the evening for as low as $305. In the morning is when there is more demand to fly to Louisville, so prices are often more expensive at around $419 per ticket.

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

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

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

There are 4 cabin classes available to choose from on Houston George Bush Intcntl to Louisville Intl 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 Houston George Bush Intcntl Airport to Louisville flights?

You could potentially save up to 53% on your flight if you consider stops on a Houston George Bush Intcntl Airport to Louisville flight.

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

As of December 2025, prices for Houston George Bush Intcntl Airport to Louisville flights are approximately 229% more expensive when compared to flights at the same time last year.

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

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

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

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

Best Price Found

$170

Fastest flight time

2h 16m

Direct flights

Every day

Airports in Louisville

1 airport
The best one-way flight to Louisville from Houston George Bush Intcntl Airport in the past 72 hours is $170. The best round-trip flight deal from Houston George Bush Intcntl Airport to Louisville found on momondo in the last 72 hours is $334.
The fastest flight from Houston George Bush Intcntl Airport to Louisville takes 2h 16m
Direct flights go from Houston George Bush Intcntl Airport to Louisville every day.
There is 1 airport in Louisville. From Houston George Bush Intcntl Airport there are direct flights to Louisville Intl (SDF).
Search flight deals

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

    There are 790.2 mi between Houston George Bush Intcntl and Louisville Intl. A reasonable flight in good conditions will take 2h 16m.

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

    Prices for flights from Houston George Bush Intcntl Airport to Louisville Intl Airport are refreshed on a daily basis.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Houston George Bush Intcntl Airport to Louisville Intl Airport.

  • What documentation or ID do you need to fly to Louisville Intl Airport?

    The travel and health documents you'll need for your trip to Louisville Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Louisville Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

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

Best airlines flying from Houston George Bush Intcntl Airport to Louisville

Compare and see reviews for airlines that fly from Houston George Bush Intcntl Airport to Louisville with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $169Free CancellationRating
7.9
8,007 reviews
Search Delta flights
American AirlinesPriceFrom $200Free CancellationRating
7.2
11,050 reviews
Search American Airlines flights
Spirit AirlinesPriceFrom $206Free CancellationRating
6.3
8,180 reviews
Search Spirit Airlines flights
United AirlinesPriceFrom $267Free CancellationRating
7.4
9,095 reviews
Search United Airlines flights

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

    United Airlines is one of the most popular airlines flying from Houston George Bush Intcntl Airport to Louisville, operating 20 flights/week on average for this route. A good United Airlines flight deal for Houston George Bush Intcntl Airport to Louisville starts from $267 round-trip, up to an average price of $429. Our users have rated United Airlines at 7.4/10.

Traveling to a place near Louisville?

Book flights to Louisville if you plan to visit one of these locations
French Lick
Elizabethtown
West Baden Springs
Bardstown
Jeffersonville
Shepherdsville
New Albany
Corydon
Elizabeth
Charlestown
Springfield
Brandenburg
Georgetown

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Louisville from Houston.

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

Flights from Houston to Louisville with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo provides multiple filters to help you find the best flight to Louisville from Houston. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Houston to Louisville flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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