$127+ Cheap flights from George Bush Intcntl (IAH) to Louisville (SDF)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/13. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — SDF
Oct 7 — Oct 141
Round-trip
1 adult, Economy
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Find cheap flights from George Bush Intcntl 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.Cheap flight deals from George Bush Intcntl to Louisville
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Best
Last-minute
One-way
Cheapest flights from George Bush Intcntl to LouisvilleExplore the most affordable flight options available from George Bush Intcntl to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 7, 2026.
Explore the most affordable flight options available from George Bush Intcntl to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 7, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 11/176:05 am -
2 stops32h 21m
Mon 12/1412:38 pm -
1 stop27h 49m
Deal found 9/3![Multiple Airlines logo]()
$231
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 10/176:05 am -
2 stops13h 26m
Mon 10/197:35 pm -
1 stop20h 13m
Deal found 9/2![Multiple Airlines logo]()
$260
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 10/2712:24 pm -
2 stops20h 47m
Thu 10/299:43 pm -
1 stop12h 38m
Deal found 9/2![Multiple Airlines logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 10/36:08 am -
2 stops13h 23m
Mon 10/57:21 pm -
1 stop20h 56m
Deal found 9/2![Multiple Airlines logo]()
$275
This Kiwi.com deal was found by Cheapflights users on 9/5. 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.
Thu 11/58:18 am -
2 stops22h 44m
Mon 11/96:53 pm -
1 stop20h 51m
Deal found 9/5![Multiple Airlines logo]()
$279
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 10/308:18 am -
1 stop10h 02m
Sat 10/3110:55 am -
2 stops11h 58m
Deal found 9/2![Multiple Airlines logo]()
$282
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 10/308:18 am -
1 stop10h 02m
Sun 11/19:11 pm -
2 stops15h 23m
Deal found 9/3![Multiple Airlines logo]()
$292
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 10/18:25 am -
2 stops11h 04m
Mon 10/57:21 pm -
1 stop20h 56m
Deal found 9/2![Multiple Airlines logo]()
$295
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 9/2![Multiple Airlines logo]()
$304
This Kiwi.com deal was found by Cheapflights users on 9/5. 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.
Wed 10/146:05 am -
2 stops13h 26m
Mon 10/197:35 pm -
1 stop20h 13m
Deal found 9/5![Multiple Airlines logo]()
$306
Best flights from George Bush Intcntl to LouisvilleDiscover carefully curated flight deals from George Bush Intcntl to Louisville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 7, 2026.
Discover carefully curated flight deals from George Bush Intcntl to Louisville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 7, 2026.
This Delta deal was found by Cheapflights users on 9/5. 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.
Wed 10/145:29 am -
1 stop6h 25m
Tue 10/206:00 am -
1 stop5h 59m
Deal found 9/5![Delta logo]()
$367
This United Airlines deal was found by Cheapflights users on 9/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/21:45 pm -
1 stop5h 46m
Fri 10/97:25 am -
Nonstop2h 25m
Deal found 9/4![United Airlines logo]()
$373
This United Airlines deal was found by Cheapflights users on 9/5. 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 12/264:35 pm -
Nonstop2h 20m
Tue 12/297:00 am -
1 stop6h 20m
Deal found 9/5![United Airlines logo]()
$398
This United Airlines deal was found by Cheapflights users on 9/2. 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 11/1110:00 am -
Nonstop2h 23m
Tue 11/1710:37 am -
1 stop7h 48m
Deal found 9/2![United Airlines logo]()
$403
This United Airlines deal was found by Cheapflights users on 9/5. 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.
Wed 10/149:47 am -
Nonstop2h 22m
Tue 10/207:25 am -
Nonstop2h 25m
Deal found 9/5![United Airlines logo]()
$427
This United Airlines deal was found by Cheapflights users on 9/5. 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.
Thu 10/226:45 pm -
Nonstop2h 25m
Sun 10/255:10 am -
1 stop5h 38m
Deal found 9/5![United Airlines logo]()
$439
This United Airlines deal was found by Cheapflights users on 9/2. 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 10/105:06 pm -
1 stop5h 53m
Wed 10/149:40 am -
Nonstop2h 26m
Deal found 9/2![United Airlines logo]()
$451
This United Airlines deal was found by Cheapflights users on 9/6. 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 9/216:50 pm -
Nonstop2h 25m
Fri 9/253:37 pm -
Nonstop2h 33m
Deal found 9/6![United Airlines logo]()
$499
This United Airlines deal was found by Cheapflights users on 9/2. 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 9/229:45 am -
Nonstop2h 22m
Tue 9/299:40 am -
Nonstop2h 26m
Deal found 9/2![United Airlines logo]()
$524
This United Airlines deal was found by Cheapflights users on 9/3. 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 10/1711:55 am -
1 stop7h 36m
Sun 10/187:25 am -
Nonstop2h 25m
Deal found 9/3![United Airlines logo]()
$535
This United Airlines deal was found by Cheapflights users on 9/5. 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.
Wed 10/146:45 pm -
Nonstop2h 25m
Mon 10/197:25 am -
Nonstop2h 25m
Deal found 9/5![United Airlines logo]()
$552
Last-minute flights from George Bush Intcntl to LouisvilleDiscover last-minute flight deals from George Bush Intcntl to Louisville. Data last updated September 7, 2026 and is based on user searches.
Discover last-minute flight deals from George Bush Intcntl to Louisville. Data last updated September 7, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 9/2![Multiple Airlines logo]()
$304
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 10/18:25 am -
2 stops11h 04m
Mon 10/57:21 pm -
1 stop20h 56m
Deal found 9/2![Multiple Airlines logo]()
$295
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 10/36:08 am -
2 stops13h 23m
Mon 10/57:21 pm -
1 stop20h 56m
Deal found 9/2![Multiple Airlines logo]()
$275
This Kiwi.com deal was found by Cheapflights users on 9/5. 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.
Wed 10/146:05 am -
2 stops13h 26m
Mon 10/197:35 pm -
1 stop20h 13m
Deal found 9/5![Multiple Airlines logo]()
$306
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 10/176:05 am -
2 stops13h 26m
Mon 10/197:35 pm -
1 stop20h 13m
Deal found 9/2![Multiple Airlines logo]()
$260
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 10/2712:24 pm -
2 stops20h 47m
Thu 10/299:43 pm -
1 stop12h 38m
Deal found 9/2![Multiple Airlines logo]()
$261
This United Airlines deal was found by Cheapflights users on 9/2. 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 10/2710:00 am -
Nonstop2h 23m
Thu 10/299:10 am -
Nonstop2h 45m
Deal found 9/2![United Airlines logo]()
$313
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 10/308:18 am -
1 stop10h 02m
Sat 10/3110:55 am -
2 stops11h 58m
Deal found 9/2![Multiple Airlines logo]()
$282
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 10/308:18 am -
1 stop10h 02m
Sun 11/19:11 pm -
2 stops15h 23m
Deal found 9/3![Multiple Airlines logo]()
$292
One-way flights from George Bush Intcntl to LouisvilleSearch for one-way flight options from George Bush Intcntl to Louisville. Find affordable one-way fares based on user searches. Data last updated September 7, 2026.
Search for one-way flight options from George Bush Intcntl to Louisville. Find affordable one-way fares based on user searches. Data last updated September 7, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/134:21 pm -
2 stops27h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Multiple Airlines logo]()
$127
This Kiwi.com deal was found by Cheapflights users on 9/3. 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
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$132
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/308:18 am -
1 stop10h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Multiple Airlines logo]()
$133
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 11/312:19 pm -
2 stops26h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$134
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 11/28:18 am -
1 stop9h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$135
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 10/36:08 am -
2 stops13h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Multiple Airlines logo]()
$138
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 10/28:25 am -
1 stop25h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Multiple Airlines logo]()
$139
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 10/311:41 pm -
2 stops30h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$140
This Kiwi.com deal was found by Cheapflights users on 9/5. 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.
Sat 11/76:05 am -
2 stops37h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Multiple Airlines logo]()
$142
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 10/66:28 am -
2 stops37h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Multiple Airlines logo]()
$143
Find flight deals from George Bush Intcntl to Louisville
Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) 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 September 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $231 (Kiwi.com) |
One-way from | $127 (Kiwi.com) |
Popular in | February |
Cheapest in | September |
Average price | $393 |
Good round-trip deal | $374 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from George Bush Intcntl 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 7,457,451 searches. Data last updated September 7, 2026.
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
Cheapest round-trip
HoustonLouisville
IAH Houston George Bush Intcntl - SDF Louisville Intl
IAHSDF
Houston George Bush Intcntl
Wed 9/30
6:49 pm-11:59 pm
1 stop4h 10m
Louisville Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$167
HoustonLouisville
IAH Houston George Bush Intcntl - SDF Louisville Intl
IAHSDF
Houston George Bush Intcntl
Sat 12/5
7:00 am-2:17 pm
1 stop6h 17m
Louisville Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$167
Quickest round-trip
HoustonLouisville
IAH Houston George Bush Intcntl - SDF Louisville Intl
IAHSDF
Houston George Bush Intcntl
Fri 10/30
10:00 am-1:23 pm
Nonstop2h 23m
Louisville Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$184
HoustonLouisville
IAH Houston George Bush Intcntl - SDF Louisville Intl
IAHSDF
Houston George Bush Intcntl
Wed 11/4
9:42 am-4:49 pm
1 stop6h 07m
Louisville Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$184
HoustonLouisville
IAH Houston George Bush Intcntl - SDF Louisville Intl
IAHSDF
Houston George Bush Intcntl
Wed 12/2
7:00 am-2:17 pm
1 stop6h 17m
Louisville Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$184
HoustonLouisville
IAH Houston George Bush Intcntl - SDF Louisville Intl
IAHSDF
Houston George Bush Intcntl
Wed 10/7
4:59 pm-11:59 pm
1 stop6h 00m
Louisville Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$184
HoustonLouisville
IAH Houston George Bush Intcntl - SDF Louisville Intl
IAHSDF
Houston George Bush Intcntl
Tue 11/3
5:02 pm-10:47 pm
1 stop4h 45m
Louisville Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$184
HoustonLouisville
IAH Houston George Bush Intcntl - SDF Louisville Intl
IAHSDF
Houston George Bush Intcntl
Tue 10/6
6:45 pm-10:10 pm
Nonstop2h 25m
Louisville Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$190
HoustonLouisville
IAH Houston George Bush Intcntl - SDF Louisville Intl
IAHSDF
Houston George Bush Intcntl
Mon 12/7
5:25 am-11:57 am
1 stop5h 32m
Louisville Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$194
HoustonLouisville
IAH Houston George Bush Intcntl - SDF Louisville Intl
IAHSDF
Houston George Bush Intcntl
Thu 12/3
7:00 am-2:17 pm
1 stop6h 17m
Louisville Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$194
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from George Bush Intcntl to Louisville
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from George Bush Intcntl to Louisville in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Houston George Bush Intcntl Airport-Louisville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Houston George Bush Intcntl Airport-Louisville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Houston George Bush Intcntl Airport-Louisville flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Houston George Bush Intcntl Airport-Louisville flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Houston George Bush Intcntl Airport-Louisville flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from George Bush Intcntl to Louisville
Have a flexible travel schedule? Discover the best time to fly to Louisville from George Bush Intcntl with our price prediction graph.
IAH-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 George Bush Intcntl Airport to Louisville
Prices
Airlines
What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Louisville?
Currently, September is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Louisville (average of $393). Flying from Houston George Bush Intcntl Airport to Louisville in February is currently the most expensive (average of $822). 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 IAH to SDF?
Find hourly flight availability from George Bush Intcntl 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 September 7, 2026.
When flying from Houston George Bush Intcntl Airport 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.
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 September 7, 2026.
Peruse reviews from past customers who have flown with United Airlines and American Airlines from Houston George Bush Intcntl Airport to Louisville to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
7.7
Entertainment
7.1
Food
6.6
Overall
7.4
Comfort
7.3
Crew
8.1
Reviews
1 / 20
2.0
MediocreSebrena,Oct 2025
IAH - RSW
Boarding
7.7
Entertainment
7.1
Food
6.6
Overall
7.4
Comfort
7.3
Crew
8.1
Reviews
1 / 20
2.0
MediocreSebrena,Oct 2025
IAH - RSW
Boarding
7.7
Entertainment
7.1
Food
6.6
Overall
7.4
Comfort
7.3
Crew
8.1
Reviews
1 / 20
2.0
MediocreSebrena,Oct 2025
IAH - RSW
Related info for your journey
Find useful and relevant information for your journey from George Bush Intcntl 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
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Top 2 airlines flying from George Bush Intcntl to Louisville
Discover the top 2 airlines that operate flights from George Bush Intcntl 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 7,457,451 searches. Data last updated September 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$200 | Average$447 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$313 | Average$603 | FlexibilityNo cancel fee | On-time69% |