$102+ 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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SDF
Sep 9 — Sep 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
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Houston to Louisville
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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 August 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 August 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/9. 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.
Wed 9/306:28 am -
2 stops13h 03m
Mon 10/57:21 pm -
1 stop20h 56m
Deal found 8/9![Multiple Airlines logo]()
$251
This Kiwi.com deal was found by Cheapflights users on 8/6. 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.
Thu 9/248:25 am -
1 stop25h 10m
Sat 9/2610:56 am -
2 stops12h 34m
Deal found 8/6![Multiple Airlines logo]()
$272
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 9/99:04 pm -
2 stops22h 25m
Mon 9/1411:15 am -
1 stop29h 02m
Deal found 8/6![Multiple Airlines logo]()
$284
This United Airlines deal was found by Cheapflights users on 8/7. 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 9/59:45 am -
Nonstop2h 22m
Tue 9/83:35 pm -
Nonstop2h 35m
Deal found 8/7![United Airlines logo]()
$288
This Southwest deal was found by Cheapflights users on 8/6. 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.
Sat 9/511:00 am -
Nonstop2h 15m
Tue 9/85:30 am -
1 stop5h 30m
Deal found 8/6![Southwest logo]()
$298
This Kiwi.com deal was found by Cheapflights users on 8/7. 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.
Wed 9/169:04 pm -
2 stops22h 25m
Wed 9/309:11 pm -
1 stop23h 15m
Deal found 8/7![Multiple Airlines logo]()
$299
This United Airlines deal was found by Cheapflights users on 8/7. 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.
Wed 9/169:45 am -
Nonstop2h 22m
Tue 9/223:35 pm -
Nonstop2h 35m
Deal found 8/7![United Airlines logo]()
$305
This Southwest deal was found by Cheapflights users on 8/5. 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.
Thu 10/221:15 pm -
Nonstop2h 10m
Mon 10/263:30 pm -
Nonstop2h 20m
Deal found 8/5![Southwest logo]()
$305
This American Airlines deal was found by Cheapflights users on 8/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/511:24 am -
1 stop6h 11m
Tue 9/87:03 pm -
1 stop4h 17m
Deal found 8/7![American Airlines logo]()
$308
This Kiwi.com deal was found by Cheapflights users on 8/7. 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.
Thu 9/108:25 am -
1 stop25h 10m
Sun 9/139:09 pm -
2 stops35h 08m
Deal found 8/7![Multiple Airlines logo]()
$312
This Southwest deal was found by Cheapflights users on 8/6. 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.
Wed 9/96:50 am -
1 stop7h 25m
Mon 9/141:45 pm -
Nonstop2h 20m
Deal found 8/6![Southwest logo]()
$315
This United Airlines deal was found by Cheapflights users on 8/6. 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.
Thu 9/246:45 pm -
Nonstop2h 25m
Sat 9/263:37 pm -
Nonstop2h 33m
Deal found 8/6![United Airlines logo]()
$316
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 August 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 August 10, 2026.
This Delta deal was found by Cheapflights users on 8/5. 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 9/85:40 am -
1 stop5h 40m
Tue 9/159:45 am -
1 stop4h 45m
Deal found 8/5![Delta logo]()
$325
This Southwest deal was found by Cheapflights users on 8/9. 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.
Wed 9/308:00 am -
2 stops6h 15m
Mon 10/56:55 pm -
1 stop6h 20m
Deal found 8/9![Southwest logo]()
$342
This United Airlines deal was found by Cheapflights users on 8/7. 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.
Thu 9/106:50 pm -
Nonstop2h 25m
Sun 9/135:15 am -
1 stop6h 08m
Deal found 8/7![United Airlines logo]()
$357
This Delta deal was found by Cheapflights users on 8/5. 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.
Thu 11/55:35 am -
1 stop6h 19m
Thu 11/55:59 pm -
1 stop6h 56m
Deal found 8/5![Delta logo]()
$325
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Thu 9/246:45 pm -
Nonstop2h 25m
Sun 9/277:25 am -
Nonstop2h 25m
Deal found 8/8![United Airlines logo]()
$358
This Southwest deal was found by Cheapflights users on 8/9. 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.
Sun 11/17:55 am -
2 stops8h 35m
Fri 11/612:45 pm -
Nonstop2h 25m
Deal found 8/9![Southwest logo]()
$373
This United Airlines deal was found by Cheapflights users on 8/6. 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.
Fri 10/236:45 pm -
Nonstop2h 25m
Sun 10/257:00 am -
Nonstop2h 45m
Deal found 8/6![United Airlines logo]()
$358
This Southwest deal was found by Cheapflights users on 8/4. 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 8/2812:25 pm -
Nonstop2h 15m
Sun 8/305:00 pm -
1 stop5h 45m
Deal found 8/4![Southwest logo]()
$378
This United Airlines deal was found by Cheapflights users on 8/6. 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.
Fri 8/289:45 am -
Nonstop2h 22m
Sun 8/309:45 am -
Nonstop2h 25m
Deal found 8/6![United Airlines logo]()
$368
This Southwest deal was found by Cheapflights users on 8/8. 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.
Sat 8/2911:00 am -
Nonstop2h 15m
Mon 8/311:45 pm -
Nonstop2h 20m
Deal found 8/8![Southwest logo]()
$389
This United Airlines deal was found by Cheapflights users on 8/9. 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.
Wed 11/256:33 pm -
Nonstop2h 25m
Mon 11/305:57 pm -
1 stop6h 58m
Deal found 8/9![United Airlines logo]()
$371
This Southwest deal was found by Cheapflights users on 8/6. 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.
Sat 9/510:30 am -
2 stops5h 50m
Tue 9/87:05 am -
2 stops7h 40m
Deal found 8/6![Southwest logo]()
$394
This United Airlines deal was found by Cheapflights users on 8/6. 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 11/96:33 pm -
Nonstop2h 25m
Thu 11/127:00 am -
Nonstop2h 45m
Deal found 8/6![United Airlines logo]()
$385
This Southwest deal was found by Cheapflights users on 8/5. 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.
Thu 9/176:00 am -
2 stops6h 05m
Thu 9/243:20 pm -
2 stops5h 35m
Deal found 8/5![Southwest logo]()
$399
This Delta deal was found by Cheapflights users on 8/5. 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.
Thu 9/172:25 pm -
1 stop5h 08m
Mon 9/216:00 am -
1 stop5h 00m
Deal found 8/5![Delta logo]()
$549
This United Airlines deal was found by Cheapflights users on 8/5. 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 9/86:50 pm -
Nonstop2h 25m
Tue 9/153:35 pm -
Nonstop2h 35m
Deal found 8/5![United Airlines logo]()
$385
This Southwest deal was found by Cheapflights users on 8/8. 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 9/412:25 pm -
Nonstop2h 15m
Sun 9/611:05 am -
1 stop5h 05m
Deal found 8/8![Southwest logo]()
$399
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Tue 10/276:33 pm -
Nonstop2h 25m
Tue 11/310:37 am -
1 stop7h 48m
Deal found 8/8![United Airlines logo]()
$397
This Southwest deal was found by Cheapflights users on 8/8. 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.
Thu 10/88:00 am -
1 stop5h 55m
Sun 10/115:50 am -
1 stop5h 30m
Deal found 8/8![Southwest logo]()
$444
Last-minute flights from Houston to LouisvilleDiscover last-minute flight deals from Houston to Louisville. Data last updated August 10, 2026 and is based on user searches.
Discover last-minute flight deals from Houston to Louisville. Data last updated August 10, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 8/7. 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 9/59:45 am -
Nonstop2h 22m
Tue 9/83:35 pm -
Nonstop2h 35m
Deal found 8/7![United Airlines logo]()
$288
This Southwest deal was found by Cheapflights users on 8/6. 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.
Sat 9/511:00 am -
Nonstop2h 15m
Tue 9/85:30 am -
1 stop5h 30m
Deal found 8/6![Southwest logo]()
$298
This American Airlines deal was found by Cheapflights users on 8/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/511:24 am -
1 stop6h 11m
Tue 9/87:03 pm -
1 stop4h 17m
Deal found 8/7![American Airlines logo]()
$308
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 9/99:04 pm -
2 stops22h 25m
Mon 9/1411:15 am -
1 stop29h 02m
Deal found 8/6![Multiple Airlines logo]()
$284
This Southwest deal was found by Cheapflights users on 8/6. 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.
Wed 9/96:50 am -
1 stop7h 25m
Mon 9/141:45 pm -
Nonstop2h 20m
Deal found 8/6![Southwest logo]()
$315
This Kiwi.com deal was found by Cheapflights users on 8/7. 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.
Thu 9/108:25 am -
1 stop25h 10m
Sun 9/139:09 pm -
2 stops35h 08m
Deal found 8/7![Multiple Airlines logo]()
$312
This Kiwi.com deal was found by Cheapflights users on 8/7. 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.
Wed 9/169:04 pm -
2 stops22h 25m
Wed 9/309:11 pm -
1 stop23h 15m
Deal found 8/7![Multiple Airlines logo]()
$299
This United Airlines deal was found by Cheapflights users on 8/7. 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.
Wed 9/169:45 am -
Nonstop2h 22m
Tue 9/223:35 pm -
Nonstop2h 35m
Deal found 8/7![United Airlines logo]()
$305
This Delta deal was found by Cheapflights users on 8/7. 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 9/195:26 pm -
1 stop5h 33m
Tue 9/227:05 am -
1 stop7h 13m
Deal found 8/7![Delta logo]()
$325
This Kiwi.com deal was found by Cheapflights users on 8/6. 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.
Thu 9/248:25 am -
1 stop25h 10m
Sat 9/2610:56 am -
2 stops12h 34m
Deal found 8/6![Multiple Airlines logo]()
$272
This United Airlines deal was found by Cheapflights users on 8/6. 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.
Thu 9/246:45 pm -
Nonstop2h 25m
Sat 9/263:37 pm -
Nonstop2h 33m
Deal found 8/6![United Airlines logo]()
$316
This Kiwi.com deal was found by Cheapflights users on 8/9. 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.
Wed 9/306:28 am -
2 stops13h 03m
Mon 10/57:21 pm -
1 stop20h 56m
Deal found 8/9![Multiple Airlines logo]()
$251
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 August 10, 2026.
Search for one-way flight options from Houston to Louisville. Find affordable one-way fares based on user searches. Data last updated August 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/108:25 am -
1 stop25h 10m
Deal found 8/8![Multiple Airlines logo]()
$102
This Kiwi.com deal was found by Cheapflights users on 8/6. 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.
Mon 11/28:36 am -
1 stop8h 42m
Deal found 8/6![Multiple Airlines logo]()
$118
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/254:32 pm -
2 stops20h 44m
Deal found 8/5![Multiple Airlines logo]()
$123
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/54:32 pm -
2 stops17h 00m
Deal found 8/8![Multiple Airlines logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 8/6. 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.
Fri 8/215:09 pm -
1 stop25h 57m
Deal found 8/6![Multiple Airlines logo]()
$131
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 11/47:00 am -
2 stops36h 29m
Deal found 8/6![Multiple Airlines logo]()
$134
This Southwest deal was found by Cheapflights users on 8/5. 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 9/511:00 am -
Nonstop2h 15m
Deal found 8/5![Southwest logo]()
$136
This Delta deal was found by Cheapflights users on 8/7. 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 9/55:20 pm -
1 stop5h 49m
Deal found 8/7![Delta logo]()
$146
This Southwest deal was found by Cheapflights users on 8/6. 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.
Thu 9/1012:25 pm -
Nonstop2h 15m
Deal found 8/6![Southwest logo]()
$153
This Southwest deal was found by Cheapflights users on 8/8. 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.
Wed 10/73:25 pm -
Nonstop2h 10m
Deal found 8/8![Southwest logo]()
$154
This Delta deal was found by Cheapflights users on 8/7. 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.
Wed 11/46:09 am -
1 stop5h 45m
Deal found 8/7![Delta logo]()
$163
This Delta deal was found by Cheapflights users on 8/9. 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.
Tue 10/63:09 pm -
1 stop5h 24m
Deal found 8/9![Delta logo]()
$164
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 August 10, 2026.
Round-trip from | $251 (Kiwi.com) |
|---|---|
One-way from | $102 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $393 |
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 August 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 Houston George Bush Intcntl - SDF Louisville Intl
IAHSDF
Houston George Bush Intcntl
Tue 9/8
5:40 am-12:20 pm
1 stop5h 40m
Louisville Intl
Tue 9/15
9:45 am-1:30 pm
1 stop4h 45m
$325
HoustonLouisville
IAH Houston George Bush Intcntl - SDF Louisville Intl
IAHSDF
Houston George Bush Intcntl
Thu 11/5
5:35 am-12:54 pm
1 stop6h 19m
Louisville Intl
Thu 11/5
5:59 pm-11:55 pm
1 stop6h 56m
$325
HoustonLouisville
HOU Houston Hobby - SDF Louisville Intl
HOUSDF
Houston Hobby
Wed 9/30
8:00 am-3:15 pm
2 stops6h 15m
Louisville Intl
Mon 10/5
6:55 pm-12:15 am
1 stop6h 20m
$342
HoustonLouisville
IAH Houston George Bush Intcntl - SDF Louisville Intl
IAHSDF
Houston George Bush Intcntl
Thu 9/10
6:50 pm-10:15 pm
Nonstop2h 25m
Louisville Intl
Sun 9/13
5:15 am-10:23 am
1 stop6h 08m
$357
HoustonLouisville
IAH Houston George Bush Intcntl - SDF Louisville Intl
IAHSDF
Houston George Bush Intcntl
Thu 9/24
6:45 pm-10:10 pm
Nonstop2h 25m
Louisville Intl
Sun 9/27
7:25 am-8:50 am
Nonstop2h 25m
$358
HoustonLouisville
IAH Houston George Bush Intcntl - SDF Louisville Intl
IAHSDF
Houston George Bush Intcntl
Fri 10/23
6:45 pm-10:10 pm
Nonstop2h 25m
Louisville Intl
Sun 10/25
7:00 am-8:45 am
Nonstop2h 45m
$358
HoustonLouisville
IAH Houston George Bush Intcntl - SDF Louisville Intl
IAHSDF
Houston George Bush Intcntl
Fri 8/28
9:45 am-1:07 pm
Nonstop2h 22m
Louisville Intl
Sun 8/30
9:45 am-11:10 am
Nonstop2h 25m
$368
HoustonLouisville
IAH Houston George Bush Intcntl - SDF Louisville Intl
IAHSDF
Houston George Bush Intcntl
Wed 11/25
6:33 pm-9:58 pm
Nonstop2h 25m
Louisville Intl
Mon 11/30
5:57 pm-11:55 pm
1 stop6h 58m
$371
HoustonLouisville
HOU Houston Hobby - SDF Louisville Intl
HOUSDF
Houston Hobby
Sun 11/1
7:55 am-5:30 pm
2 stops8h 35m
Louisville Intl
Fri 11/6
12:45 pm-2:10 pm
Nonstop2h 25m
$373
HoustonLouisville
HOU Houston Hobby - SDF Louisville Intl
HOUSDF
Houston Hobby
Fri 8/28
12:25 pm-3:40 pm
Nonstop2h 15m
Louisville Intl
Sun 8/30
5:00 pm-9:45 pm
1 stop5h 45m
$378
Showing 1-10 of 38 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
What is the cheapest month to book a flight from Houston to Louisville?
Currently, September is the cheapest month in which you can book a flight from Houston to Louisville (average of $341). Flying from Houston to Louisville in February is currently the most expensive (average of $782). 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 August 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?
Airfare is below average for this route at the moment.
Houston to Louisville flights typically cost between $328 and $499 in September.The cheapest round-trip price found within the last 5 days was $251 on Multiple Airlines (Sep 30-Oct 5).
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 August 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.
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Crew
8.6
Overall
8.0
Food
7.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Crew
8.6
Overall
8.0
Food
7.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Crew
8.6
Overall
8.0
Food
7.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Crew
8.6
Overall
8.0
Food
7.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
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 locationsCorydon
Shepherdsville
Elizabethtown
Jeffersonville
Bardstown
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
Complete your trip
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Alternative routes for Houston to Louisville
See prices for flight routes from nearby airports that may be better suited for you.
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 August 10, 2026.
Houston and Louisville flights
Browse other Houston and Louisville flight options. Last updated on August 10, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from Houston to Louisville
Discover the top 3 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 August 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$200 | Average$373 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$271 | Average$383 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$313 | Average$510 | FlexibilityNo cancel fee | On-time69% |