
$131 Cheap United flights from Louisville to Houston (SDF to IAH)
Find The Best Day To Fly from Louisville to Houston
Amazing United SDF to IAH Flight Deals
The cheapest flights to George Bush Intercontinental found within the past 7 days were $263 round trip and $131 one way. Prices and availability subject to change. Additional terms may apply.
IAH From SDF Economy Coach Packages on Similar Airlines



Frequently asked questions
Discover our best United flight from Louisville SDF to Houston IAH
To find the best deals on flights to Louisville from Houston with United, just enter your travel dates, filter by United, and hit search. You’ll find 3 flights to choose from and can sort by price, flight duration, and arrival or departure time.
Return flights from Louisville SDF to Houston IAH with United
If you’re planning a round trip, booking return flights with United is usually the most cost-effective option. With airfares ranging from $263 to $263, it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply.
Book one-way United flights from Louisville SDF to Houston IAH
A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way United flight from Louisville to Houston costs from $131. Prices and availability subject to change. Additional terms may apply.
The easy way to find cheap flights to Houston IAH from Louisville SDF with United
To find a cheap United flight from Louisville SDF to Houston IAH, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference.
How to find our best airfare deals on United flights from Louisville SDF to Houston IAH
If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as March, or if you book a flight with a stopover.
Find nonstop flights from Louisville SDF to Houston IAH with United
If you’re keen to be on Houston soil fast, don’t waste time with a stopover—filter your search results to show direct United flights only. The journey takes around 0 hour(s) 42 min(s) – so you’ll be there before you know it.
Flexible airline tickets for United flights from Louisville SDF to Houston IAH
Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.
There are a lot of reasons to book your flights to Houston IAH from Louisville SDF with United on Travelocity
At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.
Airport code | Country | Airport name | Number of flights |
---|---|---|---|
ORD | USA | O'Hare Intl. | 227 |
DEN | USA | Denver Intl. | 226 |
IAH | USA | George Bush Intercontinental | 136 |
IAD | USA | Washington Dulles Intl. | 100 |
SFO | USA | San Francisco Intl. | 64 |
LAX | USA | Los Angeles Intl. | 23 |
EWR | USA | Liberty Intl. | 20 |
FRA | DEU | Frankfurt Intl. | 19 |
NRT | JPN | Narita Intl. | 19 |
PEK | CHN | Capital Intl. | 16 |
Travelers ❤️ these 🏨 after their flight to Houston

Reviewed on Feb 22, 2025

Reviewed on Feb 20, 2025

Reviewed on Feb 22, 2025
Popular United Flight Routes from SDF
Top United Flight Routes from IAH
Top Flights for United originating from SDF
Domestic
- Newark Liberty Intl. Airport to Fort Lauderdale (EWR - FLL)
- Minneapolis to Orlando (MSP - MCO)
- Newark Liberty Intl. Airport to Las Vegas (EWR - LAS)
- Chicago to Orlando (ORD - MCO)
- Philadelphia to San Juan (PHL - SJU)
- Chicago to Las Vegas (ORD - LAS)
- Chicago to Orlando (ORD - MCO)
- Chicago to Las Vegas (ORD - LAS)
- Minneapolis to Fort Myers (MSP - RSW)
- Detroit to Orlando (DTW - MCO)
International
- San Juan to Orlando (SJU - MCO)
- Chicago to Phoenix (ORD - PHX)
- Boston to Orlando (BOS - MCO)
- Chicago to San Juan (ORD - SJU)
- Newark Liberty Intl. Airport to Fort Lauderdale (EWR - FLL)
- Newark Liberty Intl. Airport to Santiago (EWR - STI)
- Newark Liberty Intl. Airport to Santiago (EWR - STI)
- Minneapolis to Fort Myers (MSP - RSW)
- Philadelphia to San Juan (PHL - SJU)
- Newark Liberty Intl. Airport to Miami (EWR - MIA)