$123+ 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 10/9. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — IAH
Oct 10 — Oct 171
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.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 September 10, 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 September 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/32:52 pm -
1 stop25h 38m
Fri 11/68:35 pm -
1 stop23h 25m
Deal found 9/9![Multiple Airlines logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/99:35 pm -
1 stop18h 13m
Sat 10/171:28 pm -
2 stops26h 53m
Deal found 9/8![Multiple Airlines logo]()
$245
This Kiwi.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/910:07 pm -
1 stop12h 20m
Tue 10/139:12 pm -
2 stops44h 28m
Deal found 9/8![Multiple Airlines logo]()
$255
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1412:00 pm -
1 stop9h 55m
Sun 11/158:35 pm -
1 stop22h 24m
Deal found 9/9![Multiple Airlines logo]()
$258
This Kiwi.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/99:35 pm -
1 stop18h 13m
Sun 10/186:05 am -
2 stops16h 25m
Deal found 9/8![Multiple Airlines logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/99:35 pm -
1 stop18h 13m
Mon 10/199:12 pm -
2 stops20h 02m
Deal found 9/8![Multiple Airlines logo]()
$271
This Kiwi.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/99:35 pm -
1 stop18h 13m
Thu 10/158:27 am -
1 stop13h 54m
Deal found 9/8![Multiple Airlines logo]()
$274
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/131:29 pm -
1 stop16h 41m
Sun 11/159:14 pm -
2 stops21h 45m
Deal found 9/9![Multiple Airlines logo]()
$276
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 10/199:59 pm -
1 stop9h 01m
Thu 10/226:05 am -
2 stops29h 09m
Deal found 9/10![Multiple Airlines logo]()
$282
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 September 10, 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 September 10, 2026.
This United Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/297:00 am -
Nonstop2h 40m
Sun 11/16:40 pm -
Nonstop2h 17m
Deal found 9/9![United Airlines logo]()
$299
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/107:28 pm -
1 stop5h 35m
Sat 1/1611:50 am -
1 stop4h 23m
Deal found 9/9![Delta logo]()
$319
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:07 pm -
1 stop6h 52m
Sun 11/155:35 am -
1 stop4h 53m
Deal found 9/9![Delta logo]()
$319
This Delta deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/137:22 pm -
1 stop5h 37m
Sun 11/155:35 am -
1 stop4h 53m
Deal found 9/6![Delta logo]()
$339
This United Airlines deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/303:45 pm -
Nonstop2h 37m
Sun 11/16:40 pm -
Nonstop2h 17m
Deal found 9/5![United Airlines logo]()
$399
This Delta deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/105:40 am -
1 stop6h 50m
Thu 12/177:00 am -
1 stop5h 49m
Deal found 9/5![Delta logo]()
$339
This United Airlines deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/227:15 am -
Nonstop2h 29m
Mon 10/266:40 pm -
Nonstop2h 17m
Deal found 9/6![United Airlines logo]()
$399
This Delta deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/65:40 am -
1 stop3h 55m
Tue 10/137:00 am -
1 stop5h 40m
Deal found 9/8![Delta logo]()
$339
This Delta deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:23 pm -
1 stop6h 32m
Sun 11/15:35 am -
1 stop4h 10m
Deal found 9/7![Delta logo]()
$339
This United Airlines deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/235:45 am -
1 stop6h 06m
Sun 10/256:40 pm -
Nonstop2h 17m
Deal found 9/7![United Airlines logo]()
$434
This United Airlines deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/257:00 am -
Nonstop2h 40m
Sun 11/16:40 pm -
Nonstop2h 17m
Deal found 9/5![United Airlines logo]()
$454
Last-minute flights from Knoxville to George Bush IntcntlDiscover last-minute flight deals from Knoxville to George Bush Intcntl. Data last updated September 10, 2026 and is based on user searches.
Discover last-minute flight deals from Knoxville to George Bush Intcntl. Data last updated September 10, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/83:08 pm -
2 stops8h 15m
Thu 10/158:27 am -
1 stop13h 54m
Deal found 9/8![Multiple Airlines logo]()
$308
This Kiwi.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/99:35 pm -
1 stop18h 13m
Sat 10/171:28 pm -
2 stops26h 53m
Deal found 9/8![Multiple Airlines logo]()
$245
This Kiwi.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/910:07 pm -
1 stop12h 20m
Tue 10/139:12 pm -
2 stops44h 28m
Deal found 9/8![Multiple Airlines logo]()
$255
This Kiwi.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/99:35 pm -
1 stop18h 13m
Sun 10/186:05 am -
2 stops16h 25m
Deal found 9/8![Multiple Airlines logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/99:35 pm -
1 stop18h 13m
Mon 10/199:12 pm -
2 stops20h 02m
Deal found 9/8![Multiple Airlines logo]()
$271
This Kiwi.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/99:35 pm -
1 stop18h 13m
Thu 10/158:27 am -
1 stop13h 54m
Deal found 9/8![Multiple Airlines logo]()
$274
This United Airlines deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/107:15 am -
Nonstop2h 29m
Sat 10/176:35 pm -
Nonstop2h 20m
Deal found 9/8![United Airlines logo]()
$299
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 10/199:59 pm -
1 stop9h 01m
Thu 10/226:05 am -
2 stops29h 09m
Deal found 9/10![Multiple Airlines logo]()
$282
This Kiwi.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/239:28 pm -
2 stops15h 29m
Mon 10/268:14 am -
1 stop10h 10m
Deal found 9/8![Multiple Airlines logo]()
$306
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 September 10, 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 September 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/99:35 pm -
1 stop18h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$123
This Kiwi.com deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2812:22 pm -
2 stops35h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/129:33 pm -
2 stops34h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$156
This Kiwi.com deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1710:33 am -
2 stops21h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$165
This American Airlines deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/145:26 pm -
1 stop7h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![American Airlines logo]()
$185
This American Airlines deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/36:06 pm -
1 stop5h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![American Airlines logo]()
$199
This American Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/108:33 am -
1 stop6h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![American Airlines logo]()
$204
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 September 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $237 (Kiwi.com) |
One-way from | $123 (Kiwi.com) |
Popular in | October |
Cheapest in | January |
Average price | $359 |
Good round-trip deal | $399 or less |
Good one-way deal | $340 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 September 10, 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
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
$185
KnoxvilleHouston
TYS Knoxville McGhee Tyson - IAH Houston George Bush Intcntl
TYSIAH
Knoxville McGhee Tyson
Thu 12/10
7:30 pm-12:06 am
1 stop5h 36m
Houston George Bush Intcntl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$185
Quickest round-trip
KnoxvilleHouston
TYS Knoxville McGhee Tyson - IAH Houston George Bush Intcntl
TYSIAH
Knoxville McGhee Tyson
Fri 11/13
7:00 am-8:40 am
Nonstop2h 40m
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 12/23
6:30 am-8:18 am
Nonstop2h 48m
Houston George Bush Intcntl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$279
KnoxvilleHouston
TYS Knoxville McGhee Tyson - IAH Houston George Bush Intcntl
TYSIAH
Knoxville McGhee Tyson
Thu 10/29
7:00 am-8:40 am
Nonstop2h 40m
Houston George Bush Intcntl
Sun 11/1
6:40 pm-9:57 pm
Nonstop2h 17m
$299
KnoxvilleHouston
TYS Knoxville McGhee Tyson - IAH Houston George Bush Intcntl
TYSIAH
Knoxville McGhee Tyson
Wed 10/14
10:42 am-8:40 pm
2 stops10h 58m
Houston George Bush Intcntl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$306
KnoxvilleHouston
TYS Knoxville McGhee Tyson - IAH Houston George Bush Intcntl
TYSIAH
Knoxville McGhee Tyson
Wed 12/9
11:49 am-1:29 pm
Nonstop2h 40m
Houston George Bush Intcntl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$309
KnoxvilleHouston
TYS Knoxville McGhee Tyson - IAH Houston George Bush Intcntl
TYSIAH
Knoxville McGhee Tyson
Thu 12/10
6:40 am-8:20 am
Nonstop2h 40m
Houston George Bush Intcntl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$319
KnoxvilleHouston
TYS Knoxville McGhee Tyson - IAH Houston George Bush Intcntl
TYSIAH
Knoxville McGhee Tyson
Thu 12/10
7:28 pm-12:03 am
1 stop5h 35m
Houston George Bush Intcntl
Sat 1/16
11:50 am-5:13 pm
1 stop4h 23m
$319
KnoxvilleHouston
TYS Knoxville McGhee Tyson - IAH Houston George Bush Intcntl
TYSIAH
Knoxville McGhee Tyson
Thu 11/12
6:07 pm-11:59 pm
1 stop6h 52m
Houston George Bush Intcntl
Sun 11/15
5:35 am-11:28 am
1 stop4h 53m
$319
Showing 1-10 of 18 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 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 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
Prices
Airlines
What is the cheapest month to book a flight from Knoxville to Houston George Bush Intcntl Airport?
Currently, January 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 October is currently the most expensive (average of $669). 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 September 10, 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 September 10, 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.
Food
6.7
Crew
8.1
Entertainment
7.1
Boarding
7.7
Overall
7.4
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentFERNANDO,Sep 2024
YYC - IAH
Food
6.7
Crew
8.1
Entertainment
7.1
Boarding
7.7
Overall
7.4
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentFERNANDO,Sep 2024
YYC - IAH
Food
6.7
Crew
8.1
Entertainment
7.1
Boarding
7.7
Overall
7.4
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentFERNANDO,Sep 2024
YYC - 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 locationsKaty
Conroe
The Woodlands
Spring
Humble
Jersey Village
Tomball
Cypress
Montgomery
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 September 10, 2026.
Knoxville and George Bush Intcntl flights
Browse other Knoxville and George Bush Intcntl flight options. Last updated on September 10, 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 September 10, 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 September 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$249 | Average$412 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$283 | Average$357 | FlexibilityNo cancel fee | On-time71% |