$113+ Cheap flights from Houston to Louisville (SDF)
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 6/23. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SDF
Jun 9 — Jun 161
Round-trip
1 adult, Economy
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Find cheap flights from Houston to Louisville 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.Cheapflights Tip: The best prices from Houston to Louisville Intl are usually found in February or August, booked 12 days in advance, depart on a Monday or Thursday and return on a Sunday
Cheap flight deals from Houston to Louisville
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Best
Last-minute
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Cheapest flights from Houston to LouisvilleExplore the most affordable flight options available from Houston to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 10, 2026.
Explore the most affordable flight options available from Houston to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 10, 2026.
This United Airlines deal was found by Cheapflights users on 5/6. 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.
Mon 6/16:49 pm
IAH
- SDF
Nonstop2h 26m
United Airlines
Wed 6/36:15 am
SDF
- IAH
Nonstop2h 27m
United Airlines
Deal found 5/6![United Airlines logo]()
$267
This Southwest deal was found by Cheapflights users on 5/7. 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.
Sat 6/61:20 pm
HOU
- SDF
Nonstop2h 15m
Southwest
Wed 6/176:05 am
SDF
- HOU
Nonstop2h 25m
Southwest
Deal found 5/7![Southwest logo]()
$267
This United Airlines deal was found by Cheapflights users on 5/7. 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 6/65:04 am
IAH
- SDF
1 stop7h 31m
United Airlines
Wed 6/176:15 am
SDF
- IAH
Nonstop2h 27m
United Airlines
Deal found 5/7![United Airlines logo]()
$277
This Southwest deal was found by Cheapflights users on 5/6. 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.
Mon 6/14:50 pm
HOU
- SDF
1 stop3h 55m
Southwest
Wed 6/312:10 pm
SDF
- HOU
Nonstop2h 35m
Southwest
Deal found 5/6![Southwest logo]()
$277
This United Airlines deal was found by Cheapflights users on 5/6. 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 9/129:30 am
IAH
- SDF
Nonstop2h 25m
United Airlines
Mon 9/147:43 pm
SDF
- IAH
1 stop5h 39m
United Airlines
Deal found 5/6![United Airlines logo]()
$279
This Delta deal was found by Cheapflights users on 5/5. 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 5/267:00 am
IAH
- SDF
1 stop4h 08m
Delta
Tue 5/265:47 pm
SDF
- IAH
1 stop4h 38m
Delta
Deal found 5/5![Delta logo]()
$285
This Delta deal was found by Cheapflights users on 5/5. 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 5/266:00 am
HOU
- SDF
1 stop5h 08m
Delta
Wed 5/275:47 pm
SDF
- HOU
1 stop5h 39m
Delta
Deal found 5/5![Delta logo]()
$285
This American Airlines deal was found by Cheapflights users on 5/6. 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.
Mon 6/15:29 pm
IAH
- SDF
1 stop5h 59m
American Airlines
Wed 6/310:47 am
SDF
- IAH
1 stop6h 44m
American Airlines
Deal found 5/6![American Airlines logo]()
$287
This Delta deal was found by Cheapflights users on 5/6. 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.
Sat 5/305:55 am
IAH
- SDF
1 stop4h 58m
Delta
Sat 6/65:50 pm
SDF
- IAH
1 stop7h 04m
Delta
Deal found 5/6![Delta logo]()
$289
This Delta deal was found by Cheapflights users on 5/6. 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.
Sat 5/306:00 am
HOU
- SDF
1 stop4h 53m
Delta
Sat 6/66:00 am
SDF
- HOU
1 stop4h 32m
Delta
Deal found 5/6![Delta logo]()
$289
This Delta deal was found by Cheapflights users on 5/7. 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.
Sat 6/68:29 am
IAH
- SDF
1 stop5h 13m
Delta
Wed 6/1710:00 am
SDF
- IAH
1 stop4h 38m
Delta
Deal found 5/7![Delta logo]()
$297
This Kiwi.com deal was found by Cheapflights users on 5/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/309:45 am
IAH
- SDF
1 stop26h 42m
Multiple Airlines
Mon 6/19:10 pm
SDF
- IAH
2 stops35h 24m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$314
Best flights from Houston to LouisvilleDiscover carefully curated flight deals from Houston to Louisville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 10, 2026.
Discover carefully curated flight deals from Houston to Louisville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 10, 2026.
This Delta deal was found by Cheapflights users on 5/5. 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 5/267:00 am
IAH
- SDF
1 stop4h 08m
Delta
Tue 5/265:47 pm
SDF
- IAH
1 stop4h 38m
Delta
Deal found 5/5![Delta logo]()
$285
This Southwest deal was found by Cheapflights users on 5/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/61:20 pm
HOU
- SDF
Nonstop2h 15m
Southwest
Wed 6/176:05 am
SDF
- HOU
Nonstop2h 25m
Southwest
Deal found 5/9![Southwest logo]()
$337
This United Airlines deal was found by Cheapflights users on 5/9. 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.
Sat 6/65:04 am
IAH
- SDF
1 stop7h 31m
United Airlines
Wed 6/176:15 am
SDF
- IAH
Nonstop2h 27m
United Airlines
Deal found 5/9![United Airlines logo]()
$347
This Southwest deal was found by Cheapflights users on 5/6. 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.
Mon 6/14:25 pm
HOU
- SDF
Nonstop2h 10m
Southwest
Wed 6/312:10 pm
SDF
- HOU
Nonstop2h 35m
Southwest
Deal found 5/6![Southwest logo]()
$338
This Delta deal was found by Cheapflights users on 5/6. 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 6/35:20 am
IAH
- SDF
1 stop7h 31m
Delta
Mon 6/1511:19 am
SDF
- IAH
1 stop5h 06m
Delta
Deal found 5/6![Delta logo]()
$342
This United Airlines deal was found by Cheapflights users on 5/9. 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.
Tue 6/164:35 pm
IAH
- SDF
Nonstop2h 26m
United Airlines
Fri 6/196:15 am
SDF
- IAH
Nonstop2h 27m
United Airlines
Deal found 5/9![United Airlines logo]()
$353
This Delta deal was found by Cheapflights users on 5/7. 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.
Thu 8/273:15 pm
IAH
- SDF
1 stop5h 04m
Delta
Fri 9/47:30 pm
SDF
- IAH
1 stop5h 21m
Delta
Deal found 5/7![Delta logo]()
$354
This United Airlines deal was found by Cheapflights users on 5/8. 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.
Mon 6/16:49 pm
IAH
- SDF
Nonstop2h 26m
United Airlines
Thu 6/47:47 pm
SDF
- IAH
1 stop5h 43m
United Airlines
Deal found 5/8![United Airlines logo]()
$359
This Southwest deal was found by Cheapflights users on 5/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/162:35 pm
HOU
- SDF
1 stop4h 50m
Southwest
Fri 6/193:00 pm
SDF
- HOU
Nonstop2h 20m
Southwest
Deal found 5/9![Southwest logo]()
$363
This Delta deal was found by Cheapflights users on 5/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/67:00 am
IAH
- SDF
1 stop6h 42m
Delta
Wed 6/177:05 am
SDF
- IAH
1 stop7h 33m
Delta
Deal found 5/9![Delta logo]()
$357
This Southwest deal was found by Cheapflights users on 5/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/164:30 pm
HOU
- SDF
1 stop6h 45m
Southwest
Mon 6/223:00 pm
SDF
- HOU
Nonstop2h 20m
Southwest
Deal found 5/9![Southwest logo]()
$363
This United Airlines deal was found by Cheapflights users on 5/5. 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 6/206:49 pm
IAH
- SDF
Nonstop2h 26m
United Airlines
Sun 6/286:15 am
SDF
- IAH
Nonstop2h 27m
United Airlines
Deal found 5/5![United Airlines logo]()
$379
This Delta deal was found by Cheapflights users on 5/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/15:02 pm
HOU
- SDF
1 stop6h 23m
Delta
Wed 6/36:00 am
SDF
- HOU
1 stop7h 11m
Delta
Deal found 5/9![Delta logo]()
$357
This Southwest deal was found by Cheapflights users on 5/8. 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.
Fri 6/1911:15 am
HOU
- SDF
Nonstop2h 10m
Southwest
Mon 6/226:05 pm
SDF
- HOU
1 stop4h 25m
Southwest
Deal found 5/8![Southwest logo]()
$389
This Delta deal was found by Cheapflights users on 5/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/307:00 am
IAH
- SDF
1 stop6h 42m
Delta
Mon 6/13:29 pm
SDF
- IAH
1 stop6h 56m
Delta
Deal found 5/9![Delta logo]()
$367
This Southwest deal was found by Cheapflights users on 5/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/262:50 pm
HOU
- SDF
Nonstop2h 10m
Southwest
Sun 5/316:20 pm
SDF
- HOU
1 stop5h 05m
Southwest
Deal found 5/9![Southwest logo]()
$398
This Delta deal was found by Cheapflights users on 5/6. 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.
Thu 6/115:20 am
IAH
- SDF
1 stop7h 19m
Delta
Mon 6/151:02 pm
SDF
- IAH
1 stop5h 40m
Delta
Deal found 5/6![Delta logo]()
$399
This Southwest deal was found by Cheapflights users on 5/5. 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.
Sat 6/2010:25 am
HOU
- SDF
1 stop6h 00m
Southwest
Sun 6/283:00 pm
SDF
- HOU
1 stop8h 10m
Southwest
Deal found 5/5![Southwest logo]()
$420
This Delta deal was found by Cheapflights users on 5/5. 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.
Sat 6/207:02 am
IAH
- SDF
1 stop7h 22m
Delta
Sun 6/284:40 pm
SDF
- IAH
1 stop5h 54m
Delta
Deal found 5/5![Delta logo]()
$399
Last-minute flights from Houston to LouisvilleDiscover last-minute flight deals from Houston to Louisville. Data last updated May 10, 2026 and is based on user searches.
Discover last-minute flight deals from Houston to Louisville. Data last updated May 10, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 5/5. 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 5/267:00 am
IAH
- SDF
1 stop4h 08m
Delta
Tue 5/265:47 pm
SDF
- IAH
1 stop4h 38m
Delta
Deal found 5/5![Delta logo]()
$285
This Delta deal was found by Cheapflights users on 5/5. 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 5/266:00 am
HOU
- SDF
1 stop5h 08m
Delta
Wed 5/275:47 pm
SDF
- HOU
1 stop5h 39m
Delta
Deal found 5/5![Delta logo]()
$285
This Delta deal was found by Cheapflights users on 5/6. 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.
Sat 5/305:55 am
IAH
- SDF
1 stop4h 58m
Delta
Sat 6/65:50 pm
SDF
- IAH
1 stop7h 04m
Delta
Deal found 5/6![Delta logo]()
$289
This Delta deal was found by Cheapflights users on 5/6. 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.
Sat 5/306:00 am
HOU
- SDF
1 stop4h 53m
Delta
Sat 6/66:00 am
SDF
- HOU
1 stop4h 32m
Delta
Deal found 5/6![Delta logo]()
$289
This Kiwi.com deal was found by Cheapflights users on 5/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/309:45 am
IAH
- SDF
1 stop26h 42m
Multiple Airlines
Mon 6/19:10 pm
SDF
- IAH
2 stops35h 24m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$314
This United Airlines deal was found by Cheapflights users on 5/6. 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.
Mon 6/16:49 pm
IAH
- SDF
Nonstop2h 26m
United Airlines
Wed 6/36:15 am
SDF
- IAH
Nonstop2h 27m
United Airlines
Deal found 5/6![United Airlines logo]()
$267
This Southwest deal was found by Cheapflights users on 5/6. 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.
Mon 6/14:50 pm
HOU
- SDF
1 stop3h 55m
Southwest
Wed 6/312:10 pm
SDF
- HOU
Nonstop2h 35m
Southwest
Deal found 5/6![Southwest logo]()
$277
This American Airlines deal was found by Cheapflights users on 5/6. 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.
Mon 6/15:29 pm
IAH
- SDF
1 stop5h 59m
American Airlines
Wed 6/310:47 am
SDF
- IAH
1 stop6h 44m
American Airlines
Deal found 5/6![American Airlines logo]()
$287
This Southwest deal was found by Cheapflights users on 5/7. 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.
Sat 6/61:20 pm
HOU
- SDF
Nonstop2h 15m
Southwest
Wed 6/176:05 am
SDF
- HOU
Nonstop2h 25m
Southwest
Deal found 5/7![Southwest logo]()
$267
This United Airlines deal was found by Cheapflights users on 5/7. 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 6/65:04 am
IAH
- SDF
1 stop7h 31m
United Airlines
Wed 6/176:15 am
SDF
- IAH
Nonstop2h 27m
United Airlines
Deal found 5/7![United Airlines logo]()
$277
This Delta deal was found by Cheapflights users on 5/7. 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.
Sat 6/68:29 am
IAH
- SDF
1 stop5h 13m
Delta
Wed 6/1710:00 am
SDF
- IAH
1 stop4h 38m
Delta
Deal found 5/7![Delta logo]()
$297
This United Airlines deal was found by Cheapflights users on 5/5. 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.
Tue 6/166:49 pm
IAH
- SDF
Nonstop2h 26m
United Airlines
Mon 6/226:15 am
SDF
- IAH
Nonstop2h 27m
United Airlines
Deal found 5/5![United Airlines logo]()
$322
One-way flights from Houston to LouisvilleSearch for one-way flight options from Houston to Louisville. Find affordable one-way fares based on user searches. Data last updated May 10, 2026.
Search for one-way flight options from Houston to Louisville. Find affordable one-way fares based on user searches. Data last updated May 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/236:30 am
IAH
- SDF
2 stops28h 00m
Multiple Airlines
Deal found 5/7![Multiple Airlines logo]()
$113
This Kiwi.com deal was found by Cheapflights users on 5/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/298:20 am
IAH
- SDF
2 stops25h 12m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$120
This Kiwi.com deal was found by Cheapflights users on 5/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/78:20 am
IAH
- SDF
1 stop11h 00m
Multiple Airlines
Deal found 5/10![Multiple Airlines logo]()
$122
This Kiwi.com deal was found by Cheapflights users on 5/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2711:12 am
IAH
- SDF
2 stops25h 15m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$131
This United Airlines deal was found by Cheapflights users on 5/5. 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.
Tue 6/28:30 am
IAH
- SDF
Nonstop2h 24m
United Airlines
Deal found 5/5![United Airlines logo]()
$133
This Southwest deal was found by Cheapflights users on 5/5. 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.
Tue 6/22:50 pm
HOU
- SDF
Nonstop2h 10m
Southwest
Deal found 5/5![Southwest logo]()
$133
This United Airlines deal was found by Cheapflights users on 5/7. 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 5/304:35 pm
IAH
- SDF
Nonstop2h 26m
United Airlines
Deal found 5/7![United Airlines logo]()
$135
This Kiwi.com deal was found by Cheapflights users on 5/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/410:52 am
IAH
- SDF
2 stops20h 44m
Multiple Airlines
Deal found 5/10![Multiple Airlines logo]()
$137
This Kiwi.com deal was found by Cheapflights users on 5/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/510:52 am
IAH
- SDF
2 stops22h 40m
Multiple Airlines
Deal found 5/10![Multiple Airlines logo]()
$142
This Delta deal was found by Cheapflights users on 5/6. 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 6/305:40 am
IAH
- SDF
1 stop5h 13m
Delta
Deal found 5/6![Delta logo]()
$143
This Delta deal was found by Cheapflights users on 5/6. 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 6/21:06 pm
HOU
- SDF
1 stop5h 44m
Delta
Deal found 5/6![Delta logo]()
$143
This Delta deal was found by Cheapflights users on 5/6. 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.
Sat 5/307:00 am
IAH
- SDF
1 stop6h 42m
Delta
Deal found 5/6![Delta logo]()
$145
Find flight deals from Houston to Louisville
Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) to Louisville (SDF). 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 10, 2026.
Round-trip from | $267 (United Airlines) |
|---|---|
One-way from | $113 (Kiwi.com) |
Popular in | November |
Cheapest in | February |
Average price | $405 |
Cheapflights Fare Finder
Customize your flight search to find flights from Houston 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, Cheapflights users made 2,558,603 searches. Data last updated May 10, 2026.
Use the filters below to find and compare flights from Houston to Louisville that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
HoustonLouisville
IAH - SDF
IAHSDF
Houston George Bush Intcntl
Tue 5/26
7:00 am-12:08 pm
1 stop4h 08m
Louisville Intl
Tue 5/26
5:47 pm-9:25 pm
1 stop4h 38m
$285
Quickest round-trip
HoustonLouisville
HOU - SDF
HOUSDF
Houston Hobby
Sat 6/6
1:20 pm-4:35 pm
Nonstop2h 15m
Louisville Intl
Wed 6/17
6:05 am-7:30 am
Nonstop2h 25m
$337
HoustonLouisville
HOU - SDF
HOUSDF
Houston Hobby
Mon 6/1
4:25 pm-7:35 pm
Nonstop2h 10m
Louisville Intl
Wed 6/3
12:10 pm-1:45 pm
Nonstop2h 35m
$338
HoustonLouisville
IAH - SDF
IAHSDF
Houston George Bush Intcntl
Wed 6/3
5:20 am-1:51 pm
1 stop7h 31m
Louisville Intl
Mon 6/15
11:19 am-3:25 pm
1 stop5h 06m
$342
HoustonLouisville
IAH - SDF
IAHSDF
Houston George Bush Intcntl
Sat 6/6
5:04 am-1:35 pm
1 stop7h 31m
Louisville Intl
Wed 6/17
6:15 am-7:42 am
Nonstop2h 27m
$347
HoustonLouisville
IAH - SDF
IAHSDF
Houston George Bush Intcntl
Tue 6/16
4:35 pm-8:01 pm
Nonstop2h 26m
Louisville Intl
Fri 6/19
6:15 am-7:42 am
Nonstop2h 27m
$353
HoustonLouisville
IAH - SDF
IAHSDF
Houston George Bush Intcntl
Thu 8/27
3:15 pm-9:19 pm
1 stop5h 04m
Louisville Intl
Fri 9/4
7:30 pm-11:51 pm
1 stop5h 21m
$354
HoustonLouisville
IAH - SDF
IAHSDF
Houston George Bush Intcntl
Sat 6/6
7:00 am-2:42 pm
1 stop6h 42m
Louisville Intl
Wed 6/17
7:05 am-1:38 pm
1 stop7h 33m
$357
HoustonLouisville
HOU - SDF
HOUSDF
Houston Hobby
Mon 6/1
5:02 pm-12:25 am
1 stop6h 23m
Louisville Intl
Wed 6/3
6:00 am-12:11 pm
1 stop7h 11m
$357
HoustonLouisville
IAH - SDF
IAHSDF
Houston George Bush Intcntl
Mon 6/1
6:49 pm-10:15 pm
Nonstop2h 26m
Louisville Intl
Thu 6/4
7:47 pm-12:30 am
1 stop5h 43m
$359
Showing 1-10 of 42 resultsSorted by cheapest first
Best time to book a flight from Houston to Louisville
Have a flexible travel schedule? Discover the best time to fly to Louisville from Houston with our price prediction graph.
HO1-SDF
IAH-SDF
HOU-SDF
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 Houston to Louisville
HO1-SDF
IAH-SDF
HOU-SDF
How far ahead should I book a flight from Houston to Louisville?
To ensure you get the cheapest price possible for a flight from Houston to Louisville, you should look to book at least 83 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Houston to Louisville?
Currently, April is the cheapest month in which you can book a flight from Houston to Louisville (average of $104). Flying from Houston to Louisville in March is currently the most expensive (average of $325). 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 HOU to SDF?
Find hourly flight availability from Houston to Louisville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 10, 2026.
When flying from Houston to Louisville, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How much does it cost to fly round-trip from Houston to Louisville?
Reviews of airlines servicing Louisville
Get insights into the airlines that provide service to Louisville. 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 Louisville. Reviews last updated May 10, 2026.
See what other customers who have flown with Southwest,United Airlines, andAmerican Airlines from Houston to Louisville have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Overall
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Overall
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Overall
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Overall
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Overall
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Related info for your journey
Find useful and relevant information for your journey from Houston to Louisville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Louisville?
Book flights to Louisville if you plan to visit one of these locationsShepherdsville
Elizabethtown
Corydon
Jeffersonville
Bardstown
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Houston to Louisville
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Complete your trip
Complete your trip to Louisville by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Houston to Louisville by cabin class
Find flights from Houston to Louisville, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Louisville
Explore flights to Louisville departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on May 10, 2026.
Houston and Louisville flights
Browse other Houston and Louisville flight options. Last updated on May 10, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 4 airlines flying from Houston to Louisville
Discover the top 4 airlines that operate flights from Houston to Louisville. 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 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$104 | Average$234 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$200 | Average$390 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$229 | Average$347 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$293 | Average$519 | FlexibilityNo cancel fee | On-time69% |