$86+ Cheap flights from Knoxville (TYS) 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 12/14. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — IAH
Nov 24 — Dec 11
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Knoxville 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 Knoxville McGhee Tyson to Houston George Bush Intcntl are usually found in February or April, booked 8 days in advance, depart on a Friday or Thursday and return on a Wednesday
Cheap flight deals from Knoxville to George Bush Intcntl
Cheapest
Best
Last-minute
One-way
Cheapest flights from Knoxville to George Bush IntcntlExplore the most affordable flight options available from Knoxville to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 25, 2026.
Explore the most affordable flight options available from Knoxville to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 25, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/20. 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.
Fri 11/136:36 pm -
1 stop15h 38m
Tue 11/178:18 am -
1 stop8h 00m
Deal found 10/20![Multiple Airlines logo]()
$168
This Kiwi.com deal was found by Cheapflights users on 10/20. 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.
Sat 11/1412:00 pm -
1 stop9h 55m
Tue 11/178:18 am -
1 stop8h 00m
Deal found 10/20![Multiple Airlines logo]()
$177
This Kiwi.com deal was found by Cheapflights users on 10/23. 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 12/25:14 pm -
1 stop23h 46m
Sun 12/65:01 pm -
1 stop14h 26m
Deal found 10/23![Multiple Airlines logo]()
$181
This Kiwi.com deal was found by Cheapflights users on 10/20. 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.
Fri 11/136:36 pm -
1 stop15h 38m
Sat 11/143:39 pm -
1 stop18h 44m
Deal found 10/20![Multiple Airlines logo]()
$182
This Kiwi.com deal was found by Cheapflights users on 10/20. 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.
Fri 11/136:36 pm -
1 stop15h 38m
Mon 11/168:35 pm -
1 stop15h 00m
Deal found 10/20![Multiple Airlines logo]()
$185
This Kiwi.com deal was found by Cheapflights users on 10/20. 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.
Thu 11/127:45 am -
1 stop13h 34m
Tue 11/178:18 am -
1 stop8h 00m
Deal found 10/20![Multiple Airlines logo]()
$186
This Kiwi.com deal was found by Cheapflights users on 10/20. 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.
Sat 11/1412:00 pm -
1 stop9h 55m
Mon 11/168:35 pm -
1 stop15h 00m
Deal found 10/20![Multiple Airlines logo]()
$193
This Kiwi.com deal was found by Cheapflights users on 10/22. 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.
Tue 11/178:30 am -
2 stops28h 04m
Tue 12/15:01 pm -
1 stop22h 23m
Deal found 10/22![Multiple Airlines logo]()
$194
This Kiwi.com deal was found by Cheapflights users on 10/20. 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.
Thu 11/127:45 am -
1 stop13h 34m
Sat 11/143:39 pm -
1 stop18h 44m
Deal found 10/20![Multiple Airlines logo]()
$200
This Kiwi.com deal was found by Cheapflights users on 10/20. 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.
Thu 11/127:45 am -
1 stop13h 34m
Mon 11/168:35 pm -
1 stop15h 00m
Deal found 10/20![Multiple Airlines logo]()
$203
Best flights from Knoxville to George Bush IntcntlDiscover carefully curated flight deals from Knoxville to George Bush Intcntl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 25, 2026.
Discover carefully curated flight deals from Knoxville to George Bush Intcntl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 25, 2026.
This Delta deal was found by Cheapflights users on 10/20. 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.
Sat 12/126:17 pm -
1 stop6h 45m
Sat 12/196:46 pm -
1 stop4h 04m
Deal found 10/20![Delta logo]()
$359
This United Airlines deal was found by Cheapflights users on 10/23. 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 1/291:55 pm -
1 stop6h 01m
Thu 2/43:10 pm -
Nonstop2h 13m
Deal found 10/23![United Airlines logo]()
$413
This KAYAK deal was found by Cheapflights users on 10/22. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/165:32 pm -
1 stop6h 07m
Thu 11/191:22 pm -
1 stop5h 58m
Deal found 10/22![American Airlines logo]()
$425
This Delta deal was found by Cheapflights users on 10/21. 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.
Wed 11/182:40 pm -
1 stop6h 31m
Wed 11/255:35 am -
1 stop4h 53m
Deal found 10/21![Delta logo]()
$379
This United Airlines deal was found by Cheapflights users on 10/21. 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 12/243:40 pm -
Nonstop2h 40m
Thu 12/317:25 am -
1 stop6h 17m
Deal found 10/21![United Airlines logo]()
$413
This United Airlines deal was found by Cheapflights users on 10/23. 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 11/126:45 am -
1 stop7h 50m
Wed 11/186:40 pm -
Nonstop2h 17m
Deal found 10/23![United Airlines logo]()
$434
This United Airlines deal was found by Cheapflights users on 10/23. 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 12/127:05 am -
Nonstop2h 40m
Sun 12/133:05 pm -
Nonstop2h 13m
Deal found 10/23![United Airlines logo]()
$439
This United Airlines deal was found by Cheapflights users on 10/24. 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.
Mon 12/216:57 am -
Nonstop2h 48m
Tue 12/296:25 pm -
Nonstop2h 19m
Deal found 10/24![United Airlines logo]()
$439
This United Airlines deal was found by Cheapflights users on 10/24. 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 12/117:05 am -
Nonstop2h 40m
Sun 12/136:40 pm -
Nonstop2h 17m
Deal found 10/24![United Airlines logo]()
$439
This United Airlines deal was found by Cheapflights users on 10/24. 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.
Mon 12/2111:43 am -
Nonstop2h 37m
Wed 12/303:39 pm -
Nonstop2h 10m
Deal found 10/24![United Airlines logo]()
$439
This United Airlines deal was found by Cheapflights users on 10/24. 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 12/206:57 am -
Nonstop2h 48m
Wed 12/303:39 pm -
Nonstop2h 10m
Deal found 10/24![United Airlines logo]()
$439
This United Airlines deal was found by Cheapflights users on 10/20. 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.
Sun 12/137:05 am -
Nonstop2h 40m
Tue 12/226:25 pm -
Nonstop2h 19m
Deal found 10/20![United Airlines logo]()
$484
Last-minute flights from Knoxville to George Bush IntcntlDiscover last-minute flight deals from Knoxville to George Bush Intcntl. Data last updated October 25, 2026 and is based on user searches.
Discover last-minute flight deals from Knoxville to George Bush Intcntl. Data last updated October 25, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 10/20. 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.
Thu 11/127:45 am -
1 stop13h 34m
Tue 11/178:18 am -
1 stop8h 00m
Deal found 10/20![Multiple Airlines logo]()
$186
This Kiwi.com deal was found by Cheapflights users on 10/20. 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.
Thu 11/127:45 am -
1 stop13h 34m
Fri 11/138:35 pm -
1 stop23h 25m
Deal found 10/20![Multiple Airlines logo]()
$200
This Kiwi.com deal was found by Cheapflights users on 10/20. 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.
Thu 11/127:45 am -
1 stop13h 34m
Mon 11/168:35 pm -
1 stop15h 00m
Deal found 10/20![Multiple Airlines logo]()
$203
This Kiwi.com deal was found by Cheapflights users on 10/20. 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.
Fri 11/136:36 pm -
1 stop15h 38m
Tue 11/178:18 am -
1 stop8h 00m
Deal found 10/20![Multiple Airlines logo]()
$168
This Kiwi.com deal was found by Cheapflights users on 10/20. 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.
Fri 11/136:36 pm -
1 stop15h 38m
Sat 11/143:39 pm -
1 stop18h 44m
Deal found 10/20![Multiple Airlines logo]()
$182
This Kiwi.com deal was found by Cheapflights users on 10/20. 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.
Fri 11/136:36 pm -
1 stop15h 38m
Mon 11/168:35 pm -
1 stop15h 00m
Deal found 10/20![Multiple Airlines logo]()
$185
This Kiwi.com deal was found by Cheapflights users on 10/20. 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.
Sat 11/1412:00 pm -
1 stop9h 55m
Tue 11/178:18 am -
1 stop8h 00m
Deal found 10/20![Multiple Airlines logo]()
$177
This Kiwi.com deal was found by Cheapflights users on 10/20. 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.
Sat 11/1412:00 pm -
1 stop9h 55m
Mon 11/168:35 pm -
1 stop15h 00m
Deal found 10/20![Multiple Airlines logo]()
$193
This Kiwi.com deal was found by Cheapflights users on 10/22. 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.
Tue 11/178:30 am -
2 stops28h 04m
Tue 12/15:01 pm -
1 stop22h 23m
Deal found 10/22![Multiple Airlines logo]()
$194
One-way flights from Knoxville to George Bush IntcntlSearch for one-way flight options from Knoxville to George Bush Intcntl. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.
Search for one-way flight options from Knoxville to George Bush Intcntl. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/24. 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 12/141:58 pm -
2 stops28h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$86
This Kiwi.com deal was found by Cheapflights users on 10/21. 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.
Fri 11/136:36 pm -
1 stop27h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Multiple Airlines logo]()
$87
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 11/237:11 pm -
1 stop6h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Multiple Airlines logo]()
$102
This Kiwi.com deal was found by Cheapflights users on 10/23. 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.
Fri 1/297:18 pm -
2 stops20h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Multiple Airlines logo]()
$111
This Kiwi.com deal was found by Cheapflights users on 10/22. 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.
Thu 11/58:55 am -
1 stop6h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Multiple Airlines logo]()
$136
This Kiwi.com deal was found by Cheapflights users on 10/22. 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.
Tue 11/32:52 pm -
2 stops24h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Multiple Airlines logo]()
$137
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 11/99:10 am -
2 stops38h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Multiple Airlines logo]()
$139
Find flight deals from Knoxville to George Bush Intcntl
Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) 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 October 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $168 (Kiwi.com) |
One-way from | $86 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $614 |
Good round-trip deal | $419 or less |
Good one-way deal | $338 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Knoxville 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 October 25, 2026.
Use the filters below to find and compare flights from Knoxville to Houston George Bush Intcntl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
KnoxvilleHouston
TYS Knoxville McGhee Tyson - IAH Houston George Bush Intcntl
TYSIAH
Knoxville McGhee Tyson
Mon 11/23
7:11 pm-12:25 am
1 stop6h 14m
Houston George Bush Intcntl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$125
KnoxvilleHouston
TYS Knoxville McGhee Tyson - IAH Houston George Bush Intcntl
TYSIAH
Knoxville McGhee Tyson
Fri 11/13
1:17 pm-8:55 pm
3 stops32h 38m
Houston George Bush Intcntl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$155
KnoxvilleHouston
TYS Knoxville McGhee Tyson - IAH Houston George Bush Intcntl
TYSIAH
Knoxville McGhee Tyson
Mon 11/9
10:09 pm-5:10 am
1 stop32h 01m
Houston George Bush Intcntl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$170
KnoxvilleHouston
TYS Knoxville McGhee Tyson - IAH Houston George Bush Intcntl
TYSIAH
Knoxville McGhee Tyson
Thu 12/10
7:26 pm-12:02 am
1 stop5h 36m
Houston George Bush Intcntl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$199
Quickest round-trip
KnoxvilleHouston
TYS Knoxville McGhee Tyson - IAH Houston George Bush Intcntl
TYSIAH
Knoxville McGhee Tyson
Fri 1/29
6:30 am-8:18 am
Nonstop2h 48m
Houston George Bush Intcntl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$209
KnoxvilleHouston
TYS Knoxville McGhee Tyson - IAH Houston George Bush Intcntl
TYSIAH
Knoxville McGhee Tyson
Fri 11/13
5:32 pm-10:39 pm
1 stop6h 07m
Houston George Bush Intcntl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$259
KnoxvilleHouston
TYS Knoxville McGhee Tyson - IAH Houston George Bush Intcntl
TYSIAH
Knoxville McGhee Tyson
Wed 12/9
6:20 am-7:03 pm
2 stops13h 43m
Houston George Bush Intcntl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$299
KnoxvilleHouston
TYS Knoxville McGhee Tyson - IAH Houston George Bush Intcntl
TYSIAH
Knoxville McGhee Tyson
Thu 12/10
6:00 am-8:20 pm
2 stops15h 20m
Houston George Bush Intcntl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$316
KnoxvilleHouston
TYS Knoxville McGhee Tyson - IAH Houston George Bush Intcntl
TYSIAH
Knoxville McGhee Tyson
Sat 12/12
6:17 pm-12:02 am
1 stop6h 45m
Houston George Bush Intcntl
Sat 12/19
6:46 pm-11:50 pm
1 stop4h 04m
$359
KnoxvilleHouston
TYS Knoxville McGhee Tyson - IAH Houston George Bush Intcntl
TYSIAH
Knoxville McGhee Tyson
Wed 11/18
2:40 pm-8:11 pm
1 stop6h 31m
Houston George Bush Intcntl
Wed 11/25
5:35 am-11:28 am
1 stop4h 53m
$379
Showing 1-10 of 20 resultsSorted by cheapest first
Compare providers for flights from Knoxville 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 Knoxville to George Bush Intcntl in October.
| 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 Knoxville-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 Knoxville-Houston George Bush Intcntl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Knoxville-Houston George Bush Intcntl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Knoxville-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 Knoxville-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 Knoxville to George Bush Intcntl
Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Knoxville with our price prediction graph.
TYS-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 Knoxville to Houston George Bush Intcntl Airport
How far ahead should I book a flight from Knoxville to Houston George Bush Intcntl Airport?
To ensure you get the cheapest price possible for a flight from Knoxville to Houston George Bush Intcntl Airport, you should look to book at least 7 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Knoxville to Houston George Bush Intcntl Airport?
Currently, February is the cheapest month in which you can book a flight from Knoxville to Houston George Bush Intcntl Airport (average of $334). Flying from Knoxville to Houston George Bush Intcntl Airport in June is currently the most expensive (average of $662). 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 TYS to IAH?
Find hourly flight availability from Knoxville 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 October 25, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Knoxville to Houston George Bush Intcntl Airport as you normally would.
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 October 25, 2026.
See what other customers who have flown with United Airlines and American Airlines from Knoxville 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
7.7
Crew
8.1
Food
6.7
Overall
7.3
Entertainment
7.1
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Boarding
7.7
Crew
8.1
Food
6.7
Overall
7.3
Entertainment
7.1
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Boarding
7.7
Crew
8.1
Food
6.7
Overall
7.3
Entertainment
7.1
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Related info for your journey
Find useful and relevant information for your journey from Knoxville 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
Montgomery
Cypress
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
Flights by cabin class
George Bush Intcntl flight routes
Other flight options
Other flights from Knoxville
Popular flights
Alternative routes for Knoxville to George Bush Intcntl
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to George Bush Intcntl by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Knoxville to George Bush Intcntl by cabin class
Find flights from Knoxville to George Bush Intcntl, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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 October 25, 2026.
Knoxville and George Bush Intcntl flights
Browse other Knoxville and George Bush Intcntl flight options. Last updated on October 25, 2026.
Other flights from Knoxville
Browse through other flights departing from Knoxville. Flights are based on user searches made on Cheapflights and were last updated on October 25, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Knoxville to George Bush Intcntl
Discover the top 2 airlines that operate flights from Knoxville 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 October 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$250 | Average$429 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$283 | Average$378 | FlexibilityNo cancel fee | On-time71% |