$51+ Cheap flights from Houston to Knoxville (TYS)
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 10/2. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — TYS
Sep 16 — Sep 231
Round-trip
1 adult, Economy
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Find cheap flights from Houston to Knoxville 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 Houston to Knoxville McGhee Tyson are usually found in July or August, booked 22 days in advance, depart on a Saturday or Monday and return on a Saturday
Cheap flight deals from Houston to Knoxville
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Cheapest flights from Houston to KnoxvilleExplore the most affordable flight options available from Houston to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 17, 2026.
Explore the most affordable flight options available from Houston to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 17, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 8/13. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/263:51 pm -
Nonstop2h 04m
Fri 10/302:54 pm -
Nonstop2h 17m
Deal found 8/13![Allegiant Air logo]()
$105
This Gotogate deal was found by Cheapflights users on 8/15. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/213:36 pm -
Nonstop2h 07m
Mon 8/241:26 pm -
Nonstop2h 20m
Deal found 8/15![Allegiant Air logo]()
$107
This CheapOair deal was found by Cheapflights users on 8/17. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/283:36 pm -
Nonstop2h 07m
Mon 8/3110:00 am -
Nonstop2h 20m
Deal found 8/17![Allegiant Air logo]()
$109
This Kiwi.com deal was found by Cheapflights users on 8/13. 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 10/235:01 pm -
Nonstop2h 04m
Fri 10/302:54 pm -
Nonstop2h 17m
Deal found 8/13![Allegiant Air logo]()
$122
This Rumbo deal was found by Cheapflights users on 8/14. 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 Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/284:27 pm -
Nonstop2h 07m
Mon 10/55:12 pm -
Nonstop2h 17m
Deal found 8/14![Allegiant Air logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 8/13. 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 10/263:51 pm -
Nonstop2h 04m
Mon 11/21:44 pm -
Nonstop2h 17m
Deal found 8/13![Allegiant Air logo]()
$127
This Mytrip deal was found by Cheapflights users on 8/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/168:35 pm -
Nonstop2h 04m
Fri 10/232:54 pm -
Nonstop2h 17m
Deal found 8/17![Allegiant Air logo]()
$130
This Cheapflightsfares deal was found by Cheapflights users on 8/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/235:01 pm -
Nonstop2h 04m
Mon 10/261:44 pm -
Nonstop2h 17m
Deal found 8/14![Allegiant Air logo]()
$134
This Kiwi.com deal was found by Cheapflights users on 8/13. 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 10/235:01 pm -
Nonstop2h 04m
Mon 11/21:44 pm -
Nonstop2h 17m
Deal found 8/13![Allegiant Air logo]()
$138
This Cheapflightsfares deal was found by Cheapflights users on 8/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3112:10 pm -
Nonstop2h 07m
Wed 11/255:39 pm -
Nonstop2h 23m
Deal found 8/17![Allegiant Air logo]()
$167
This Kiwi.com deal was found by Cheapflights users on 8/12. 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 9/18:35 am -
1 stop24h 29m
Thu 9/1010:54 am -
1 stop29h 23m
Deal found 8/12![Multiple Airlines logo]()
$184
This Kiwi.com deal was found by Cheapflights users on 8/15. 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 9/118:25 am -
1 stop24h 49m
Mon 9/144:18 pm -
1 stop23h 55m
Deal found 8/15![Multiple Airlines logo]()
$210
Best flights from Houston to KnoxvilleDiscover carefully curated flight deals from Houston to Knoxville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 17, 2026.
Discover carefully curated flight deals from Houston to Knoxville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 17, 2026.
This Delta deal was found by Cheapflights users on 8/13. 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 10/286:09 am -
1 stop3h 45m
Wed 10/286:23 pm -
1 stop5h 40m
Deal found 8/13![Delta logo]()
$269
This Southwest deal was found by Cheapflights users on 8/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/287:00 am -
1 stop5h 25m
Mon 10/57:25 pm -
1 stop5h 55m
Deal found 8/14![Southwest logo]()
$273
This United Airlines deal was found by Cheapflights users on 8/12. 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 9/92:55 pm -
Nonstop2h 20m
Wed 9/1612:15 pm -
Nonstop2h 25m
Deal found 8/12![United Airlines logo]()
$279
This Delta deal was found by Cheapflights users on 8/12. 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 11/178:05 am -
1 stop4h 50m
Tue 11/176:09 pm -
1 stop6h 50m
Deal found 8/12![Delta logo]()
$269
This Southwest deal was found by Cheapflights users on 8/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3011:20 am -
1 stop7h 35m
Mon 10/57:25 pm -
1 stop5h 55m
Deal found 8/14![Southwest logo]()
$273
This Delta deal was found by Cheapflights users on 8/13. 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 10/235:00 pm -
1 stop5h 59m
Wed 10/2812:06 pm -
1 stop6h 17m
Deal found 8/13![Delta logo]()
$284
This Southwest deal was found by Cheapflights users on 8/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/511:55 am -
1 stop8h 45m
Tue 11/107:05 am -
2 stops7h 55m
Deal found 8/13![Southwest logo]()
$299
This United Airlines deal was found by Cheapflights users on 8/16. 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 10/142:45 pm -
Nonstop2h 20m
Tue 10/207:15 am -
Nonstop2h 29m
Deal found 8/16![United Airlines logo]()
$334
This Delta deal was found by Cheapflights users on 8/16. 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 11/148:05 am -
1 stop4h 50m
Wed 11/186:00 am -
1 stop6h 25m
Deal found 8/16![Delta logo]()
$299
This Southwest deal was found by Cheapflights users on 8/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/318:00 am -
2 stops9h 35m
Wed 11/255:35 pm -
1 stop7h 35m
Deal found 8/17![Southwest logo]()
$349
This Delta deal was found by Cheapflights users on 8/14. 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 10/75:29 am -
1 stop4h 25m
Fri 10/164:31 pm -
1 stop6h 31m
Deal found 8/14![Delta logo]()
$319
This Southwest deal was found by Cheapflights users on 8/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2810:00 am -
2 stops8h 55m
Thu 9/37:10 am -
2 stops8h 05m
Deal found 8/14![Southwest logo]()
$349
This United Airlines deal was found by Cheapflights users on 8/13. 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 10/266:40 pm -
Nonstop2h 17m
Thu 10/297:00 am -
Nonstop2h 40m
Deal found 8/13![United Airlines logo]()
$437
This Southwest deal was found by Cheapflights users on 8/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/165:40 pm -
1 stop4h 00m
Fri 10/235:30 pm -
1 stop9h 20m
Deal found 8/17![Southwest logo]()
$363
This United Airlines deal was found by Cheapflights users on 8/14. 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 10/26:35 pm -
Nonstop2h 20m
Mon 10/53:45 pm -
Nonstop2h 25m
Deal found 8/14![United Airlines logo]()
$469
This Delta deal was found by Cheapflights users on 8/16. 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 10/226:09 am -
1 stop3h 45m
Tue 10/2710:29 am -
1 stop4h 38m
Deal found 8/16![Delta logo]()
$389
This Southwest deal was found by Cheapflights users on 8/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/152:15 pm -
2 stops7h 25m
Tue 10/207:15 am -
2 stops5h 55m
Deal found 8/16![Southwest logo]()
$383
This United Airlines deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/286:35 pm -
Nonstop2h 20m
Fri 10/26:00 am -
1 stop27h 19m
Deal found 8/16![United Airlines logo]()
$483
This United Airlines deal was found by Cheapflights users on 8/16. 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 12/38:05 pm -
Nonstop2h 14m
Sun 12/67:00 am -
Nonstop2h 24m
Deal found 8/16![United Airlines logo]()
$484
This Southwest deal was found by Cheapflights users on 8/15. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/307:40 am -
1 stop3h 25m
Sun 10/47:40 pm -
1 stop6h 05m
Deal found 8/15![Southwest logo]()
$401
Last-minute flights from Houston to KnoxvilleDiscover last-minute flight deals from Houston to Knoxville. Data last updated August 17, 2026 and is based on user searches.
Discover last-minute flight deals from Houston to Knoxville. Data last updated August 17, 2026 and is based on user searches.
This Gotogate deal was found by Cheapflights users on 8/15. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/213:36 pm -
Nonstop2h 07m
Mon 8/241:26 pm -
Nonstop2h 20m
Deal found 8/15![Allegiant Air logo]()
$107
This CheapOair deal was found by Cheapflights users on 8/17. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/283:36 pm -
Nonstop2h 07m
Mon 8/3110:00 am -
Nonstop2h 20m
Deal found 8/17![Allegiant Air logo]()
$109
This Cheapflightsfares deal was found by Cheapflights users on 8/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3112:10 pm -
Nonstop2h 07m
Wed 11/255:39 pm -
Nonstop2h 23m
Deal found 8/17![Allegiant Air logo]()
$167
This Kiwi.com deal was found by Cheapflights users on 8/12. 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 9/18:35 am -
1 stop24h 29m
Thu 9/1010:54 am -
1 stop29h 23m
Deal found 8/12![Multiple Airlines logo]()
$184
This Cheapflightsfares deal was found by Cheapflights users on 8/13. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/46:32 pm -
Nonstop2h 07m
Mon 9/71:17 pm -
Nonstop2h 20m
Deal found 8/13![Allegiant Air logo]()
$254
This Kiwi.com deal was found by Cheapflights users on 8/12. 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 9/99:04 pm -
2 stops34h 37m
Wed 9/168:30 am -
1 stop13h 44m
Deal found 8/12![Multiple Airlines logo]()
$219
This Kiwi.com deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/108:25 pm -
1 stop15h 16m
Sun 9/131:19 pm -
2 stops18h 58m
Deal found 8/13![Multiple Airlines logo]()
$226
This Kiwi.com deal was found by Cheapflights users on 8/15. 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 9/118:25 am -
1 stop24h 49m
Mon 9/144:18 pm -
1 stop23h 55m
Deal found 8/15![Multiple Airlines logo]()
$210
This Southwest deal was found by Cheapflights users on 8/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/126:00 am -
1 stop6h 15m
Sat 9/193:35 pm -
1 stop5h 20m
Deal found 8/14![Southwest logo]()
$273
This Kiwi.com deal was found by Cheapflights users on 8/12. 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 9/168:25 am -
1 stop24h 39m
Mon 9/218:00 am -
2 stops39h 30m
Deal found 8/12![Multiple Airlines logo]()
$235
This Kiwi.com deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/248:25 am -
1 stop7h 02m
Mon 9/285:40 pm -
1 stop22h 37m
Deal found 8/16![Multiple Airlines logo]()
$238
This Rumbo deal was found by Cheapflights users on 8/14. 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 Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/284:27 pm -
Nonstop2h 07m
Mon 10/55:12 pm -
Nonstop2h 17m
Deal found 8/14![Allegiant Air logo]()
$125
One-way flights from Houston to KnoxvilleSearch for one-way flight options from Houston to Knoxville. Find affordable one-way fares based on user searches. Data last updated August 17, 2026.
Search for one-way flight options from Houston to Knoxville. Find affordable one-way fares based on user searches. Data last updated August 17, 2026.
This CheapOair deal was found by Cheapflights users on 8/16. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/23:04 pm -
Nonstop2h 04m
Deal found 8/16![Allegiant Air logo]()
$51
This Super.com deal was found by Cheapflights users on 8/15. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/213:36 pm -
Nonstop2h 07m
Deal found 8/15![Allegiant Air logo]()
$56
This CheapOair deal was found by Cheapflights users on 8/17. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/283:36 pm -
Nonstop2h 07m
Deal found 8/17![Allegiant Air logo]()
$58
This CheapOair deal was found by Cheapflights users on 8/15. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/195:04 pm -
Nonstop2h 04m
Deal found 8/15![Allegiant Air logo]()
$61
This Kiwi.com deal was found by Cheapflights users on 8/16. 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 8/243:36 pm -
Nonstop2h 07m
Deal found 8/16![Allegiant Air logo]()
$63
This Cheapflightsfares deal was found by Cheapflights users on 8/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/73:27 pm -
Nonstop2h 07m
Deal found 8/15![Allegiant Air logo]()
$68
This Super.com deal was found by Cheapflights users on 8/16. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/46:32 pm -
Nonstop2h 07m
Deal found 8/16![Allegiant Air logo]()
$97
This Kiwi.com deal was found by Cheapflights users on 8/15. 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 10/3110:15 pm -
1 stop14h 56m
Deal found 8/15![Multiple Airlines logo]()
$101
This Kiwi.com deal was found by Cheapflights users on 8/14. 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 10/248:15 am -
1 stop23h 10m
Deal found 8/14![Multiple Airlines logo]()
$105
This Kiwi.com deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/248:25 pm -
1 stop25h 56m
Deal found 8/13![Multiple Airlines logo]()
$110
This Kiwi.com deal was found by Cheapflights users on 8/12. 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 9/28:35 am -
1 stop24h 29m
Deal found 8/12![Multiple Airlines logo]()
$114
This Kiwi.com deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/28:25 am -
1 stop23h 10m
Deal found 8/16![Multiple Airlines logo]()
$116
Find flight deals from Houston to Knoxville
Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) to Knoxville (TYS). 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 August 17, 2026.
Round-trip from | $105 (Cheapflightsfares) |
|---|---|
One-way from | $51 (CheapOair) |
Popular in | March |
Cheapest in | July |
Average price | $198 |
Cheapflights Fare Finder
Customize your flight search to find flights from Houston to Knoxville 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 August 17, 2026.
Use the filters below to find and compare flights from Houston to Knoxville that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
HoustonKnoxville
HOU Houston Hobby - TYS Knoxville McGhee Tyson
HOUTYS
Houston Hobby
Wed 10/28
6:09 am-10:54 am
1 stop3h 45m
Knoxville McGhee Tyson
Wed 10/28
6:23 pm-11:03 pm
1 stop5h 40m
$269
HoustonKnoxville
IAH Houston George Bush Intcntl - TYS Knoxville McGhee Tyson
IAHTYS
Houston George Bush Intcntl
Tue 11/17
8:05 am-1:55 pm
1 stop4h 50m
Knoxville McGhee Tyson
Tue 11/17
6:09 pm-11:59 pm
1 stop6h 50m
$269
HoustonKnoxville
HOU Houston Hobby - TYS Knoxville McGhee Tyson
HOUTYS
Houston Hobby
Mon 9/28
7:00 am-1:25 pm
1 stop5h 25m
Knoxville McGhee Tyson
Mon 10/5
7:25 pm-12:20 am
1 stop5h 55m
$273
HoustonKnoxville
HOU Houston Hobby - TYS Knoxville McGhee Tyson
HOUTYS
Houston Hobby
Wed 9/30
11:20 am-7:55 pm
1 stop7h 35m
Knoxville McGhee Tyson
Mon 10/5
7:25 pm-12:20 am
1 stop5h 55m
$273
HoustonKnoxville
IAH Houston George Bush Intcntl - TYS Knoxville McGhee Tyson
IAHTYS
Houston George Bush Intcntl
Wed 9/9
2:55 pm-6:15 pm
Nonstop2h 20m
Knoxville McGhee Tyson
Wed 9/16
12:15 pm-1:40 pm
Nonstop2h 25m
$279
HoustonKnoxville
IAH Houston George Bush Intcntl - TYS Knoxville McGhee Tyson
IAHTYS
Houston George Bush Intcntl
Fri 10/23
5:00 pm-11:59 pm
1 stop5h 59m
Knoxville McGhee Tyson
Wed 10/28
12:06 pm-5:23 pm
1 stop6h 17m
$284
HoustonKnoxville
HOU Houston Hobby - TYS Knoxville McGhee Tyson
HOUTYS
Houston Hobby
Thu 11/5
11:55 am-9:40 pm
1 stop8h 45m
Knoxville McGhee Tyson
Tue 11/10
7:05 am-2:00 pm
2 stops7h 55m
$299
HoustonKnoxville
IAH Houston George Bush Intcntl - TYS Knoxville McGhee Tyson
IAHTYS
Houston George Bush Intcntl
Sat 11/14
8:05 am-1:55 pm
1 stop4h 50m
Knoxville McGhee Tyson
Wed 11/18
6:00 am-11:25 am
1 stop6h 25m
$299
HoustonKnoxville
IAH Houston George Bush Intcntl - TYS Knoxville McGhee Tyson
IAHTYS
Houston George Bush Intcntl
Wed 10/7
5:29 am-10:54 am
1 stop4h 25m
Knoxville McGhee Tyson
Fri 10/16
4:31 pm-10:02 pm
1 stop6h 31m
$319
HoustonKnoxville
IAH Houston George Bush Intcntl - TYS Knoxville McGhee Tyson
IAHTYS
Houston George Bush Intcntl
Wed 10/14
2:45 pm-6:05 pm
Nonstop2h 20m
Knoxville McGhee Tyson
Tue 10/20
7:15 am-8:44 am
Nonstop2h 29m
$334
Showing 1-10 of 40 resultsSorted by cheapest first
Best time to book a flight from Houston to Knoxville
Have a flexible travel schedule? Discover the best time to fly to Knoxville from Houston with our price prediction graph.
HO1-TYS
HOU-TYS
IAH-TYS
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Houston to Knoxville
HO1-TYS
HOU-TYS
IAH-TYS
What is the cheapest month to book a flight from Houston to Knoxville?
Currently, July is the cheapest month in which you can book a flight from Houston to Knoxville (average of $280). Flying from Houston to Knoxville in March is currently the most expensive (average of $406). 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 HOU to TYS?
Find hourly flight availability from Houston to Knoxville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 17, 2026.
When flying from Houston to Knoxville, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 28% versus a flight at noon.
How much does it cost to fly round-trip from Houston to Knoxville?
Airfare is typical for this route at the moment.
Houston to Knoxville flights typically cost between $82 and $352 in October.The cheapest round-trip price found within the last 5 days was $105 on Allegiant Air (Oct 26-Oct 30).
How far ahead should I book a flight from Houston to Knoxville?
Booking 72 days in advance of your planned departure date is, on average, the best time to get cheap flights from Houston to Knoxville. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest day to fly from Houston to Knoxville?
Use this chart to determine the cheapest time to fly round-trip from Houston to Knoxville. Price data was last updated on July 4, 2026.
Travelers seeking maximum savings on their Houston to Knoxville flight should consider departing on Wednesday mornings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Knoxville
Get insights into the airlines that provide service to Knoxville. 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 Knoxville. Reviews last updated August 17, 2026.
See what other customers who have flown with Southwest,Delta, andUnited Airlines from Houston to Knoxville have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Comfort
8.0
Overall
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Comfort
8.0
Overall
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Comfort
8.0
Overall
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Comfort
8.0
Overall
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Comfort
8.0
Overall
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Comfort
8.0
Overall
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Related info for your journey
Find useful and relevant information for your journey from Houston to Knoxville. 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 Knoxville?
Book flights to Knoxville if you plan to visit one of these locationsCherokee
Crossville
Morristown
Bryson City
Murphy
Alcoa
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Complete your trip
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Other flights to Knoxville
Explore flights to Knoxville departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 17, 2026.
Houston and Knoxville flights
Browse other Houston and Knoxville flight options. Last updated on August 17, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from Houston to Knoxville
Discover the top 5 airlines that operate flights from Houston to Knoxville. 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 August 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$69 | Average$127 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$174 | Average$338 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$198 | Average$352 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$209 | Average$424 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$228 | Average$346 | FlexibilityNo cancel fee | On-timeN/A |