$90+ Cheap flights from Louisville (SDF) to George Bush Intcntl (IAH)
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 8/17. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — IAH
Jul 25 — Aug 11
Round-trip
1 adult, Economy
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Find cheap flights from Louisville to George Bush Intcntl 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.Cheapflights Tip: The best prices from Louisville Intl to Houston George Bush Intcntl are usually found in August or October, booked 63 days in advance, depart on a Thursday or Friday and return on a Saturday
Cheap flight deals from Louisville to George Bush Intcntl
Cheapest
Best
Last-minute
One-way
Cheapest flights from Louisville to George Bush IntcntlExplore the most affordable flight options available from Louisville to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 25, 2026.
Explore the most affordable flight options available from Louisville to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 25, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/24. 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 8/79:10 pm
SDF
- IAH
1 stop18h 55m
Multiple Airlines
Mon 8/108:16 am
IAH
- SDF
1 stop11h 04m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$217
This Kiwi.com deal was found by Cheapflights users on 6/20. 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 8/38:48 pm
SDF
- IAH
1 stop19h 02m
Multiple Airlines
Mon 8/108:16 am
IAH
- SDF
1 stop11h 04m
Multiple Airlines
Deal found 6/20![Multiple Airlines logo]()
$219
This Kiwi.com deal was found by Cheapflights users on 6/23. 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 8/58:06 pm
SDF
- IAH
2 stops16h 21m
Multiple Airlines
Wed 8/127:23 pm
IAH
- SDF
1 stop18h 17m
Multiple Airlines
Deal found 6/23![Multiple Airlines logo]()
$240
This United Airlines deal was found by Cheapflights users on 6/22. 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 7/189:30 am
SDF
- IAH
Nonstop2h 28m
United Airlines
Sat 7/258:30 am
IAH
- SDF
Nonstop2h 24m
United Airlines
Deal found 6/22![United Airlines logo]()
$253
This Kiwi.com deal was found by Cheapflights users on 6/20. 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 9/1610:56 am
SDF
- IAH
2 stops12h 10m
Multiple Airlines
Sun 9/208:36 am
IAH
- SDF
1 stop24h 49m
Multiple Airlines
Deal found 6/20![Multiple Airlines logo]()
$254
This United Airlines deal was found by Cheapflights users on 6/22. 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 8/16:15 am
SDF
- IAH
Nonstop2h 27m
United Airlines
Thu 8/136:50 pm
IAH
- SDF
Nonstop2h 25m
United Airlines
Deal found 6/22![United Airlines logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 6/24. 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.
Sun 8/29:19 pm
SDF
- IAH
2 stops35h 01m
Multiple Airlines
Fri 8/78:16 am
IAH
- SDF
1 stop11h 04m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$269
This Delta deal was found by Cheapflights users on 6/22. 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 9/55:50 pm
SDF
- IAH
1 stop7h 02m
Delta
Sat 9/122:48 pm
IAH
- SDF
1 stop6h 11m
Delta
Deal found 6/22![Delta logo]()
$273
Best flights from Louisville to George Bush IntcntlDiscover carefully curated flight deals from Louisville to George Bush Intcntl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 25, 2026.
Discover carefully curated flight deals from Louisville to George Bush Intcntl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 25, 2026.
This United Airlines deal was found by Cheapflights users on 6/21. 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 8/86:15 am
SDF
- IAH
Nonstop2h 27m
United Airlines
Tue 8/114:37 pm
IAH
- SDF
Nonstop2h 22m
United Airlines
Deal found 6/21![United Airlines logo]()
$253
This Delta deal was found by Cheapflights users on 6/21. 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 10/133:24 pm
SDF
- IAH
1 stop6h 46m
Delta
Tue 10/203:40 pm
IAH
- SDF
1 stop4h 11m
Delta
Deal found 6/21![Delta logo]()
$273
This United Airlines deal was found by Cheapflights users on 6/20. 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 10/217:25 am
SDF
- IAH
Nonstop2h 25m
United Airlines
Sun 10/259:45 am
IAH
- SDF
Nonstop2h 23m
United Airlines
Deal found 6/20![United Airlines logo]()
$316
This Delta deal was found by Cheapflights users on 6/24. 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 7/151:02 pm
SDF
- IAH
1 stop5h 37m
Delta
Fri 7/176:34 pm
IAH
- SDF
1 stop4h 52m
Delta
Deal found 6/24![Delta logo]()
$336
This United Airlines deal was found by Cheapflights users on 6/22. 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 10/273:35 pm
SDF
- IAH
Nonstop2h 38m
United Airlines
Wed 10/286:35 pm
IAH
- SDF
Nonstop2h 23m
United Airlines
Deal found 6/22![United Airlines logo]()
$333
This Delta deal was found by Cheapflights users on 6/22. 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 10/313:24 pm
SDF
- IAH
1 stop4h 35m
Delta
Sun 11/85:55 am
IAH
- SDF
1 stop4h 41m
Delta
Deal found 6/22![Delta logo]()
$336
This United Airlines deal was found by Cheapflights users on 6/24. 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 8/75:50 pm
SDF
- IAH
1 stop7h 44m
United Airlines
Mon 8/108:30 am
IAH
- SDF
Nonstop2h 24m
United Airlines
Deal found 6/24![United Airlines logo]()
$334
This Delta deal was found by Cheapflights users on 6/20. 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 10/2112:53 pm
SDF
- IAH
1 stop4h 42m
Delta
Sun 10/258:15 am
IAH
- SDF
1 stop4h 34m
Delta
Deal found 6/20![Delta logo]()
$336
This United Airlines deal was found by Cheapflights users on 6/23. 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 8/1510:23 am
SDF
- IAH
1 stop7h 54m
United Airlines
Sat 9/56:50 pm
IAH
- SDF
Nonstop2h 25m
United Airlines
Deal found 6/23![United Airlines logo]()
$343
This United Airlines deal was found by Cheapflights users on 6/22. 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 9/51:50 pm
SDF
- IAH
1 stop7h 57m
United Airlines
Sat 9/129:45 am
IAH
- SDF
Nonstop2h 22m
United Airlines
Deal found 6/22![United Airlines logo]()
$343
This United Airlines deal was found by Cheapflights users on 6/21. 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 11/1110:25 am
SDF
- IAH
1 stop8h 00m
United Airlines
Thu 11/124:33 pm
IAH
- SDF
Nonstop2h 23m
United Airlines
Deal found 6/21![United Airlines logo]()
$351
Last-minute flights from Louisville to George Bush IntcntlDiscover last-minute flight deals from Louisville to George Bush Intcntl. Data last updated June 25, 2026 and is based on user searches.
Discover last-minute flight deals from Louisville to George Bush Intcntl. Data last updated June 25, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 6/21. 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 6/306:34 pm
SDF
- IAH
1 stop6h 22m
Delta
Wed 7/156:34 pm
IAH
- SDF
1 stop4h 52m
Delta
Deal found 6/21![Delta logo]()
$310
This Delta deal was found by Cheapflights users on 6/24. 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 7/158:10 am
SDF
- IAH
1 stop6h 23m
Delta
Wed 7/156:34 pm
IAH
- SDF
1 stop4h 52m
Delta
Deal found 6/24![Delta logo]()
$273
This Kiwi.com deal was found by Cheapflights users on 6/24. 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 7/1512:16 pm
SDF
- IAH
2 stops11h 23m
Multiple Airlines
Tue 7/218:20 am
IAH
- SDF
1 stop26h 06m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$292
This Kiwi.com deal was found by Cheapflights users on 6/22. 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 7/1512:16 pm
SDF
- IAH
1 stop27h 34m
Multiple Airlines
Mon 7/208:02 pm
IAH
- SDF
2 stops38h 24m
Multiple Airlines
Deal found 6/22![Multiple Airlines logo]()
$311
This United Airlines deal was found by Cheapflights users on 6/22. 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 7/156:15 am
SDF
- IAH
Nonstop2h 27m
United Airlines
Mon 7/204:35 pm
IAH
- SDF
Nonstop2h 26m
United Airlines
Deal found 6/22![United Airlines logo]()
$316
This Delta deal was found by Cheapflights users on 6/24. 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 7/151:02 pm
SDF
- IAH
1 stop5h 37m
Delta
Sat 7/185:40 am
IAH
- SDF
1 stop5h 51m
Delta
Deal found 6/24![Delta logo]()
$326
This United Airlines deal was found by Cheapflights users on 6/24. 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 7/156:15 am
SDF
- IAH
Nonstop2h 27m
United Airlines
Sat 7/188:30 am
IAH
- SDF
Nonstop2h 24m
United Airlines
Deal found 6/24![United Airlines logo]()
$333
This Kiwi.com deal was found by Cheapflights users on 6/24. 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 7/178:48 pm
SDF
- IAH
1 stop19h 02m
Multiple Airlines
Tue 7/218:20 am
IAH
- SDF
1 stop26h 06m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$305
This Kiwi.com deal was found by Cheapflights users on 6/24. 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 7/178:48 pm
SDF
- IAH
1 stop19h 02m
Multiple Airlines
Wed 7/228:20 am
IAH
- SDF
2 stops25h 18m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$312
This United Airlines deal was found by Cheapflights users on 6/22. 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 7/189:30 am
SDF
- IAH
Nonstop2h 28m
United Airlines
Sat 7/258:30 am
IAH
- SDF
Nonstop2h 24m
United Airlines
Deal found 6/22![United Airlines logo]()
$253
This Kiwi.com deal was found by Cheapflights users on 6/21. 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 7/208:48 pm
SDF
- IAH
1 stop19h 02m
Multiple Airlines
Fri 7/248:20 am
IAH
- SDF
1 stop10h 38m
Multiple Airlines
Deal found 6/21![Multiple Airlines logo]()
$320
One-way flights from Louisville to George Bush IntcntlSearch for one-way flight options from Louisville to George Bush Intcntl. Find affordable one-way fares based on user searches. Data last updated June 25, 2026.
Search for one-way flight options from Louisville to George Bush Intcntl. Find affordable one-way fares based on user searches. Data last updated June 25, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/23. 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 8/179:10 pm
SDF
- IAH
1 stop19h 14m
Multiple Airlines
Deal found 6/23![Multiple Airlines logo]()
$90
This Kiwi.com deal was found by Cheapflights users on 6/23. 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 8/2410:39 am
SDF
- IAH
1 stop29h 45m
Multiple Airlines
Deal found 6/23![Multiple Airlines logo]()
$100
This Kiwi.com deal was found by Cheapflights users on 6/23. 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 8/38:48 pm
SDF
- IAH
1 stop19h 02m
Multiple Airlines
Deal found 6/23![Multiple Airlines logo]()
$117
This United Airlines deal was found by Cheapflights users on 6/24. 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 8/56:15 am
SDF
- IAH
Nonstop2h 27m
United Airlines
Deal found 6/24![United Airlines logo]()
$127
This Kiwi.com deal was found by Cheapflights users on 6/24. 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 8/2011:12 am
SDF
- IAH
2 stops29h 12m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$129
This Kiwi.com deal was found by Cheapflights users on 6/23. 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 7/1512:16 pm
SDF
- IAH
1 stop27h 34m
Multiple Airlines
Deal found 6/23![Multiple Airlines logo]()
$135
This Kiwi.com deal was found by Cheapflights users on 6/24. 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 8/228:46 pm
SDF
- IAH
2 stops36h 16m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$136
This Delta deal was found by Cheapflights users on 6/23. 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 8/197:05 am
SDF
- IAH
1 stop7h 22m
Delta
Deal found 6/23![Delta logo]()
$137
This Kiwi.com deal was found by Cheapflights users on 6/23. 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 7/138:48 pm
SDF
- IAH
1 stop19h 02m
Multiple Airlines
Deal found 6/23![Multiple Airlines logo]()
$140
Find flight deals from Louisville to George Bush Intcntl
Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to George Bush Intcntl (IAH). 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 June 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $217 (Kiwi.com) |
One-way from | $90 (Kiwi.com) |
Popular in | December |
Cheapest in | August |
Average price | $427 |
Good round-trip deal | $429 or less |
Good one-way deal | $247 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Louisville to George Bush Intcntl 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 June 25, 2026.
Use the filters below to find and compare flights from Louisville to Houston George Bush Intcntl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
LouisvilleHouston
SDF - IAH
SDFIAH
Louisville Intl
Sat 8/8
6:15 am-7:42 am
Nonstop2h 27m
Houston George Bush Intcntl
Tue 8/11
4:37 pm-7:59 pm
Nonstop2h 22m
$253
LouisvilleHouston
SDF - IAH
SDFIAH
Louisville Intl
Tue 10/13
3:24 pm-9:10 pm
1 stop6h 46m
Houston George Bush Intcntl
Tue 10/20
3:40 pm-8:51 pm
1 stop4h 11m
$273
Quickest round-trip
LouisvilleHouston
SDF - IAH
SDFIAH
Louisville Intl
Wed 10/21
7:25 am-8:50 am
Nonstop2h 25m
Houston George Bush Intcntl
Sun 10/25
9:45 am-1:08 pm
Nonstop2h 23m
$316
LouisvilleHouston
SDF - IAH
SDFIAH
Louisville Intl
Tue 10/27
3:35 pm-5:13 pm
Nonstop2h 38m
Houston George Bush Intcntl
Wed 10/28
6:35 pm-9:58 pm
Nonstop2h 23m
$333
LouisvilleHouston
SDF - IAH
SDFIAH
Louisville Intl
Fri 8/7
5:50 pm-12:34 am
1 stop7h 44m
Houston George Bush Intcntl
Mon 8/10
8:30 am-11:54 am
Nonstop2h 24m
$334
LouisvilleHouston
SDF - IAH
SDFIAH
Louisville Intl
Wed 7/15
1:02 pm-5:39 pm
1 stop5h 37m
Houston George Bush Intcntl
Fri 7/17
6:34 pm-12:26 am
1 stop4h 52m
$336
LouisvilleHouston
SDF - IAH
SDFIAH
Louisville Intl
Sat 10/31
3:24 pm-6:59 pm
1 stop4h 35m
Houston George Bush Intcntl
Sun 11/8
5:55 am-11:36 am
1 stop4h 41m
$336
LouisvilleHouston
SDF - IAH
SDFIAH
Louisville Intl
Wed 10/21
12:53 pm-4:35 pm
1 stop4h 42m
Houston George Bush Intcntl
Sun 10/25
8:15 am-1:49 pm
1 stop4h 34m
$336
LouisvilleHouston
SDF - IAH
SDFIAH
Louisville Intl
Sat 8/15
10:23 am-5:17 pm
1 stop7h 54m
Houston George Bush Intcntl
Sat 9/5
6:50 pm-10:15 pm
Nonstop2h 25m
$343
LouisvilleHouston
SDF - IAH
SDFIAH
Louisville Intl
Sat 9/5
1:50 pm-8:47 pm
1 stop7h 57m
Houston George Bush Intcntl
Sat 9/12
9:45 am-1:07 pm
Nonstop2h 22m
$343
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from Louisville to George Bush Intcntl
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 Louisville to George Bush Intcntl in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Louisville-Houston George Bush Intcntl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Louisville-Houston George Bush Intcntl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Louisville-Houston George Bush Intcntl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Louisville-Houston George Bush Intcntl Airport 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 Louisville-Houston George Bush Intcntl Airport 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 Louisville to George Bush Intcntl
Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Louisville with our price prediction graph.
SDF-IAH
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 Louisville to Houston George Bush Intcntl Airport
Prices
Airlines
How far ahead should I book a flight from Louisville to Houston George Bush Intcntl Airport?
The best time to book flights from Louisville to Houston George Bush Intcntl Airport is 62 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Louisville to Houston George Bush Intcntl Airport?
Currently, August is the cheapest month in which you can book a flight from Louisville to Houston George Bush Intcntl Airport (average of $306). Flying from Louisville to Houston George Bush Intcntl Airport in December is currently the most expensive (average of $674). 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 SDF to IAH?
Find hourly flight availability from Louisville to George Bush Intcntl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 25, 2026.
When flying from Louisville to Houston George Bush Intcntl Airport, 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 George Bush Intcntl
Get insights into the airlines that provide service to George Bush Intcntl. 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 George Bush Intcntl. Reviews last updated June 25, 2026.
See what other customers who have flown with Delta,United Airlines, andAmerican Airlines from Louisville to Houston George Bush Intcntl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.8
Comfort
7.8
Crew
8.5
Boarding
8.1
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Overall
7.8
Comfort
7.8
Crew
8.5
Boarding
8.1
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Overall
7.8
Comfort
7.8
Crew
8.5
Boarding
8.1
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Overall
7.8
Comfort
7.8
Crew
8.5
Boarding
8.1
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
Find useful and relevant information for your journey from Louisville to George Bush Intcntl. 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 Houston George Bush Intcntl Airport?
Book flights to Houston George Bush Intcntl Airport if you plan to visit one of these locationsKaty
Spring
The Woodlands
Jersey Village
Conroe
Humble
Tomball
Cypress
Montgomery
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Other flights to George Bush Intcntl
Explore flights to George Bush Intcntl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 25, 2026.
Louisville and George Bush Intcntl flights
Browse other Louisville and George Bush Intcntl flight options. Last updated on June 25, 2026.
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Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from Louisville to George Bush Intcntl
Discover the top 3 airlines that operate flights from Louisville to George Bush Intcntl. 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 June 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$216 | Average$358 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$251 | Average$383 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$271 | Average$429 | FlexibilityNo cancel fee | On-time69% |