$97+ Cheap flights from Louisville (SDF) to George Bush Intcntl (IAH)
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 10/10. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — IAH
Oct 26 — Nov 21
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Louisville Intl to Houston George Bush Intcntl are usually found in August or October, booked 47 days in advance, depart on a Thursday or Friday and return on a Tuesday
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 September 26, 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 September 26, 2026.
This United Airlines deal was found by Cheapflights users on 9/22. 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 11/119:10 am -
Nonstop2h 45m
Mon 11/166:33 pm -
Nonstop2h 25m
Deal found 9/22![United Airlines logo]()
$202
This Delta deal was found by Cheapflights users on 9/23. 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.
Tue 11/36:00 am -
1 stop5h 04m
Wed 11/45:02 pm -
1 stop4h 45m
Deal found 9/23![Delta logo]()
$213
This Delta deal was found by Cheapflights users on 9/23. 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.
Mon 11/25:57 pm -
1 stop6h 58m
Tue 11/35:02 pm -
1 stop4h 45m
Deal found 9/23![Delta logo]()
$222
This Delta deal was found by Cheapflights users on 9/24. 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.
Mon 10/265:57 pm -
1 stop6h 58m
Thu 10/295:29 am -
1 stop6h 25m
Deal found 9/24![Delta logo]()
$231
This United Airlines deal was found by Cheapflights users on 9/24. 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.
Thu 10/87:25 am -
Nonstop2h 25m
Mon 10/126:45 pm -
Nonstop2h 25m
Deal found 9/24![United Airlines logo]()
$233
This United Airlines deal was found by Cheapflights users on 9/24. 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 10/97:25 am -
Nonstop2h 25m
Tue 10/134:32 pm -
Nonstop2h 23m
Deal found 9/24![United Airlines logo]()
$235
This Kiwi.com deal was found by Cheapflights users on 9/21. 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 11/27:08 pm -
1 stop20h 36m
Wed 11/116:05 am -
2 stops37h 24m
Deal found 9/21![Multiple Airlines logo]()
$240
This Kiwi.com deal was found by Cheapflights users on 9/25. 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 11/27:08 pm -
1 stop20h 36m
Mon 11/99:14 pm -
2 stops41h 12m
Deal found 9/25![Multiple Airlines logo]()
$241
This United Airlines deal was found by Cheapflights users on 9/23. 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.
Thu 10/227:25 am -
Nonstop2h 25m
Mon 10/266:33 pm -
Nonstop2h 25m
Deal found 9/23![United Airlines logo]()
$244
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 September 26, 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 September 26, 2026.
This Delta deal was found by Cheapflights users on 9/24. 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.
Mon 10/265:57 pm -
1 stop6h 58m
Thu 10/295:29 am -
1 stop6h 25m
Deal found 9/24![Delta logo]()
$231
This United Airlines deal was found by Cheapflights users on 9/23. 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.
Thu 10/87:25 am -
Nonstop2h 25m
Mon 10/124:32 pm -
Nonstop2h 23m
Deal found 9/23![United Airlines logo]()
$281
This Delta deal was found by Cheapflights users on 9/25. 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 11/76:00 am -
1 stop5h 04m
Tue 11/104:27 pm -
1 stop5h 46m
Deal found 9/25![Delta logo]()
$257
This United Airlines deal was found by Cheapflights users on 9/21. 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.
Tue 11/37:00 am -
Nonstop2h 45m
Sat 11/710:00 am -
Nonstop2h 23m
Deal found 9/21![United Airlines logo]()
$293
This United Airlines deal was found by Cheapflights users on 9/24. 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.
Sun 11/19:02 am -
1 stop5h 31m
Tue 11/35:10 pm -
Nonstop2h 23m
Deal found 9/24![United Airlines logo]()
$321
This United Airlines deal was found by Cheapflights users on 9/22. 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 11/49:10 am -
Nonstop2h 45m
Fri 11/66:33 pm -
Nonstop2h 25m
Deal found 9/22![United Airlines logo]()
$337
This United Airlines deal was found by Cheapflights users on 9/22. 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.
Thu 10/295:10 am -
1 stop5h 40m
Fri 10/303:40 pm -
1 stop5h 50m
Deal found 9/22![United Airlines logo]()
$364
This United Airlines deal was found by Cheapflights users on 9/23. 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.
Fri 11/65:10 am -
1 stop6h 22m
Sun 11/87:20 am -
1 stop5h 15m
Deal found 9/23![United Airlines logo]()
$373
This United Airlines deal was found by Cheapflights users on 9/21. 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.
Thu 10/297:00 am -
Nonstop2h 45m
Sun 11/15:10 pm -
Nonstop2h 23m
Deal found 9/21![United Airlines logo]()
$374
This United Airlines deal was found by Cheapflights users on 9/25. 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 10/149:04 am -
1 stop7h 34m
Sat 10/176:45 pm -
Nonstop2h 25m
Deal found 9/25![United Airlines logo]()
$378
This United Airlines deal was found by Cheapflights users on 9/25. 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 10/159:40 am -
Nonstop2h 26m
Mon 10/196:45 pm -
Nonstop2h 25m
Deal found 9/25![United Airlines logo]()
$378
Last-minute flights from Louisville to George Bush IntcntlDiscover last-minute flight deals from Louisville to George Bush Intcntl. Data last updated September 26, 2026 and is based on user searches.
Discover last-minute flight deals from Louisville to George Bush Intcntl. Data last updated September 26, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/24. 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.
Thu 10/87:25 am -
Nonstop2h 25m
Mon 10/126:45 pm -
Nonstop2h 25m
Deal found 9/24![United Airlines logo]()
$233
This United Airlines deal was found by Cheapflights users on 9/24. 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 10/97:25 am -
Nonstop2h 25m
Tue 10/134:32 pm -
Nonstop2h 23m
Deal found 9/24![United Airlines logo]()
$235
This United Airlines deal was found by Cheapflights users on 9/24. 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 10/145:15 am -
1 stop6h 08m
Fri 10/166:45 pm -
Nonstop2h 25m
Deal found 9/24![United Airlines logo]()
$245
This American Airlines deal was found by Cheapflights users on 9/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1410:16 am -
1 stop7h 27m
Sat 10/172:08 pm -
1 stop6h 17m
Deal found 9/22![American Airlines logo]()
$257
This United Airlines deal was found by Cheapflights users on 9/23. 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.
Thu 10/227:25 am -
Nonstop2h 25m
Mon 10/266:33 pm -
Nonstop2h 25m
Deal found 9/23![United Airlines logo]()
$244
This Delta deal was found by Cheapflights users on 9/24. 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.
Mon 10/265:57 pm -
1 stop6h 58m
Thu 10/295:29 am -
1 stop6h 25m
Deal found 9/24![Delta logo]()
$231
This Kiwi.com deal was found by Cheapflights users on 9/24. 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.
Mon 10/267:08 pm -
1 stop20h 36m
Thu 10/298:18 am -
2 stops11h 11m
Deal found 9/24![Multiple Airlines logo]()
$267
This Delta deal was found by Cheapflights users on 9/23. 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 10/281:59 pm -
1 stop4h 24m
Tue 11/35:35 am -
1 stop6h 19m
Deal found 9/23![Delta logo]()
$213
This Delta deal was found by Cheapflights users on 9/23. 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.
Thu 10/297:05 am -
1 stop5h 03m
Tue 11/35:02 pm -
1 stop4h 45m
Deal found 9/23![Delta logo]()
$222
This Delta deal was found by Cheapflights users on 9/23. 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.
Fri 10/305:57 pm -
1 stop5h 05m
Tue 11/37:00 am -
1 stop4h 54m
Deal found 9/23![Delta logo]()
$255
This Delta deal was found by Cheapflights users on 9/23. 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.
Fri 10/305:57 pm -
1 stop6h 58m
Thu 11/57:00 am -
1 stop4h 54m
Deal found 9/23![Delta logo]()
$264
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 September 26, 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 September 26, 2026.
This United Airlines deal was found by Cheapflights users on 9/23. 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 10/103:37 pm -
Nonstop2h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![United Airlines logo]()
$97
This Kiwi.com deal was found by Cheapflights users on 9/25. 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 10/267:08 pm -
1 stop20h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Multiple Airlines logo]()
$104
This United Airlines deal was found by Cheapflights users on 9/24. 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.
Thu 10/87:25 am -
Nonstop2h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![United Airlines logo]()
$106
This Delta deal was found by Cheapflights users on 9/25. 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 10/147:05 am -
1 stop7h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Delta logo]()
$107
This Delta deal was found by Cheapflights users on 9/24. 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.
Mon 10/265:57 pm -
1 stop6h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Delta logo]()
$116
This Kiwi.com deal was found by Cheapflights users on 9/22. 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.
Mon 10/197:35 pm -
1 stop20h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Multiple Airlines logo]()
$123
This Kiwi.com deal was found by Cheapflights users on 9/22. 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 10/2110:55 am -
2 stops12h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Multiple Airlines logo]()
$127
This Kiwi.com deal was found by Cheapflights users on 9/22. 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.
Sat 10/2410:55 am -
1 stop9h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Multiple Airlines logo]()
$128
This American Airlines deal was found by Cheapflights users on 9/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/134:18 pm -
1 stop7h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![American Airlines logo]()
$129
This Kiwi.com deal was found by Cheapflights users on 9/25. 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 11/74:06 pm -
2 stops40h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Multiple Airlines logo]()
$131
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 September 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $202 (United Airlines) |
One-way from | $97 (United Airlines) |
Popular in | January |
Cheapest in | August |
Average price | $351 |
Good round-trip deal | $402 or less |
Good one-way deal | $218 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 7,457,451 searches. Data last updated September 26, 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 Louisville Intl - IAH Houston George Bush Intcntl
SDFIAH
Louisville Intl
Sat 10/10
5:59 pm-11:55 pm
1 stop6h 56m
Houston George Bush Intcntl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$107
LouisvilleHouston
SDF Louisville Intl - IAH Houston George Bush Intcntl
SDFIAH
Louisville Intl
Tue 10/6
7:00 am-11:41 am
1 stop5h 41m
Houston George Bush Intcntl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$107
LouisvilleHouston
SDF Louisville Intl - IAH Houston George Bush Intcntl
SDFIAH
Louisville Intl
Tue 10/27
7:05 am-1:23 pm
1 stop7h 18m
Houston George Bush Intcntl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$129
LouisvilleHouston
SDF Louisville Intl - IAH Houston George Bush Intcntl
SDFIAH
Louisville Intl
Wed 10/21
5:57 pm-10:02 pm
1 stop5h 05m
Houston George Bush Intcntl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$129
LouisvilleHouston
SDF Louisville Intl - IAH Houston George Bush Intcntl
SDFIAH
Louisville Intl
Thu 11/26
3:45 pm-5:19 pm
Nonstop2h 34m
Houston George Bush Intcntl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$156
LouisvilleHouston
SDF Louisville Intl - IAH Houston George Bush Intcntl
SDFIAH
Louisville Intl
Sat 10/17
5:15 am-11:41 am
1 stop7h 26m
Houston George Bush Intcntl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$157
LouisvilleHouston
SDF Louisville Intl - IAH Houston George Bush Intcntl
SDFIAH
Louisville Intl
Tue 10/27
3:45 pm-5:19 pm
Nonstop2h 34m
Houston George Bush Intcntl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$169
LouisvilleHouston
SDF Louisville Intl - IAH Houston George Bush Intcntl
SDFIAH
Louisville Intl
Mon 11/23
5:59 pm-11:59 pm
1 stop7h 00m
Houston George Bush Intcntl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$175
LouisvilleHouston
SDF Louisville Intl - IAH Houston George Bush Intcntl
SDFIAH
Louisville Intl
Thu 3/25
12:53 pm-4:35 pm
1 stop4h 42m
Houston George Bush Intcntl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$194
LouisvilleHouston
SDF Louisville Intl - IAH Houston George Bush Intcntl
SDFIAH
Louisville Intl
Wed 10/21
9:40 am-11:06 am
Nonstop2h 26m
Houston George Bush Intcntl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$215
Showing 1-10 of 23 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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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 46 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 $338). Flying from Louisville to Houston George Bush Intcntl Airport in January is currently the most expensive (average of $546). 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 September 26, 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 September 26, 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.
Boarding
8.1
Entertainment
7.8
Crew
8.5
Comfort
7.8
Food
7.2
Overall
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Boarding
8.1
Entertainment
7.8
Crew
8.5
Comfort
7.8
Food
7.2
Overall
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Boarding
8.1
Entertainment
7.8
Crew
8.5
Comfort
7.8
Food
7.2
Overall
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Boarding
8.1
Entertainment
7.8
Crew
8.5
Comfort
7.8
Food
7.2
Overall
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
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 locationsConroe
Katy
The Woodlands
Spring
Humble
Jersey Village
Tomball
Cypress
Montgomery
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Other flights to George Bush Intcntl
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Louisville and George Bush Intcntl flights
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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 7,457,451 searches. Data last updated September 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$210 | Average$383 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$229 | Average$358 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$276 | Average$427 | FlexibilityNo cancel fee | On-time69% |