$274+ Cheap flights from Kingsport, TN to Houston
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 9/25. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — HOU
Sep 12 — Sep 191
Round-trip
1 adult, Economy
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Find cheap flights from Kingsport to Houston 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 Kingsport to Houston
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Cheapest flights from Kingsport to HoustonExplore the most affordable flight options available from Kingsport to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 13, 2026.
Explore the most affordable flight options available from Kingsport to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 13, 2026.
This Delta deal was found by Cheapflights users on 8/11. 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 10/131:21 pm -
1 stop4h 12m
Sat 10/246:09 am -
1 stop5h 27m
Deal found 8/11![Delta logo]()
$281
This Delta deal was found by Cheapflights users on 8/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/137:19 pm -
1 stop5h 36m
Sat 10/245:35 am -
1 stop6h 01m
Deal found 8/10![Delta logo]()
$281
This Kiwi.com deal was found by Cheapflights users on 8/9. 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.
Mon 10/124:36 pm -
1 stop28h 13m
Sat 10/248:44 pm -
2 stops46h 17m
Deal found 8/9![Multiple Airlines logo]()
$287
This American Airlines deal was found by Cheapflights users on 8/9. 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.
Mon 10/125:22 pm -
1 stop7h 27m
Sat 10/242:01 pm -
1 stop7h 33m
Deal found 8/9![American Airlines logo]()
$300
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/175:31 pm -
1 stop7h 27m
Sat 9/194:16 pm -
1 stop5h 45m
Deal found 8/12![American Airlines logo]()
$300
This American Airlines deal was found by Cheapflights users on 8/11. 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 11/124:07 pm -
1 stop7h 21m
Mon 11/166:16 am -
1 stop4h 19m
Deal found 8/11![American Airlines logo]()
$319
This Delta deal was found by Cheapflights users on 8/9. 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.
Wed 8/263:46 pm -
1 stop6h 35m
Sun 8/305:41 am -
1 stop6h 20m
Deal found 8/9![Delta logo]()
$334
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 11/138:41 pm -
1 stop14h 59m
Sun 11/1510:15 pm -
2 stops16h 41m
Deal found 8/8![Multiple Airlines logo]()
$336
This Kiwi.com deal was found by Cheapflights users on 8/10. 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.
Fri 8/289:55 am -
2 stops22h 25m
Sun 8/308:57 am -
1 stop23h 18m
Deal found 8/10![Multiple Airlines logo]()
$338
This Delta deal was found by Cheapflights users on 8/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/253:46 pm -
1 stop7h 19m
Sat 8/2910:50 am -
1 stop4h 00m
Deal found 8/10![Delta logo]()
$349
This Delta deal was found by Cheapflights users on 8/11. 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 8/273:46 pm -
1 stop6h 35m
Sun 8/305:41 am -
1 stop6h 20m
Deal found 8/11![Delta logo]()
$349
This Delta deal was found by Cheapflights users on 8/9. 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 9/36:00 am -
1 stop4h 50m
Wed 9/911:01 am -
1 stop4h 19m
Deal found 8/9![Delta logo]()
$360
Best flights from Kingsport to HoustonDiscover carefully curated flight deals from Kingsport to Houston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 13, 2026.
Discover carefully curated flight deals from Kingsport to Houston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 13, 2026.
This Delta deal was found by Cheapflights users on 8/11. 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 10/131:21 pm -
1 stop4h 12m
Sat 10/246:09 am -
1 stop5h 27m
Deal found 8/11![Delta logo]()
$281
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/175:31 pm -
1 stop7h 27m
Sat 9/194:16 pm -
1 stop5h 45m
Deal found 8/12![American Airlines logo]()
$300
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 11/138:41 pm -
1 stop14h 59m
Sun 11/1510:15 pm -
2 stops16h 41m
Deal found 8/8![Multiple Airlines logo]()
$336
This Delta deal was found by Cheapflights users on 8/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/137:19 pm -
1 stop5h 36m
Sat 10/245:35 am -
1 stop6h 01m
Deal found 8/10![Delta logo]()
$281
This American Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/87:00 am -
1 stop4h 40m
Tue 9/154:16 pm -
1 stop5h 45m
Deal found 8/11![American Airlines logo]()
$300
This Delta deal was found by Cheapflights users on 8/9. 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.
Sat 1/3010:15 am -
1 stop5h 45m
Sat 2/135:55 am -
1 stop5h 09m
Deal found 8/9![Delta logo]()
$281
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/124:07 pm -
1 stop7h 21m
Mon 11/166:16 am -
1 stop4h 19m
Deal found 8/12![American Airlines logo]()
$319
This Delta deal was found by Cheapflights users on 8/9. 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.
Sun 1/316:05 am -
1 stop6h 01m
Sat 2/137:15 am -
1 stop3h 49m
Deal found 8/9![Delta logo]()
$300
This Delta deal was found by Cheapflights users on 8/8. 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.
Fri 11/137:16 pm -
1 stop5h 43m
Sun 11/155:39 am -
1 stop6h 23m
Deal found 8/8![Delta logo]()
$319
This Delta deal was found by Cheapflights users on 8/9. 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.
Wed 8/263:46 pm -
1 stop6h 35m
Sun 8/305:41 am -
1 stop6h 20m
Deal found 8/9![Delta logo]()
$334
This American Airlines deal was found by Cheapflights users on 8/9. 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 9/35:23 pm -
1 stop7h 33m
Wed 9/96:04 am -
2 stops8h 00m
Deal found 8/9![American Airlines logo]()
$405
This American Airlines deal was found by Cheapflights users on 8/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2512:30 pm -
2 stops8h 21m
Sat 8/299:37 am -
1 stop6h 16m
Deal found 8/10![American Airlines logo]()
$420
This Delta deal was found by Cheapflights users on 8/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/253:46 pm -
1 stop7h 19m
Sat 8/2910:50 am -
1 stop4h 00m
Deal found 8/10![Delta logo]()
$349
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.
Thu 8/2710:12 am -
1 stop7h 13m
Mon 8/315:20 pm -
1 stop4h 03m
Deal found 8/12![Delta logo]()
$349
This Delta deal was found by Cheapflights users on 8/11. 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 8/273:46 pm -
1 stop6h 35m
Sun 8/305:41 am -
1 stop6h 20m
Deal found 8/11![Delta logo]()
$349
This Delta deal was found by Cheapflights users on 8/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2810:12 am -
1 stop6h 30m
Sun 8/307:00 am -
1 stop5h 01m
Deal found 8/10![Delta logo]()
$349
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/275:29 pm -
2 stops7h 27m
Mon 8/313:57 pm -
1 stop5h 53m
Deal found 8/12![American Airlines logo]()
$567
This Delta deal was found by Cheapflights users on 8/9. 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 9/36:00 am -
1 stop4h 50m
Wed 9/911:01 am -
1 stop4h 19m
Deal found 8/9![Delta logo]()
$360
This American Airlines deal was found by Cheapflights users on 8/11. 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.
Sun 8/165:23 pm -
1 stop7h 33m
Tue 8/183:57 pm -
1 stop5h 53m
Deal found 8/11![American Airlines logo]()
$747
This Delta deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/147:19 pm -
1 stop4h 20m
Tue 9/156:00 am -
1 stop5h 45m
Deal found 8/11![Delta logo]()
$547
This Delta deal was found by Cheapflights users on 8/8. 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.
Mon 8/173:46 pm -
1 stop7h 19m
Tue 8/181:13 pm -
1 stop4h 14m
Deal found 8/8![Delta logo]()
$747
Last-minute flights from Kingsport to HoustonDiscover last-minute flight deals from Kingsport to Houston. Data last updated August 13, 2026 and is based on user searches.
Discover last-minute flight deals from Kingsport to Houston. Data last updated August 13, 2026 and is based on user searches.
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.
Thu 8/2010:12 am -
1 stop4h 15m
Sat 8/225:09 pm -
1 stop4h 14m
Deal found 8/12![Delta logo]()
$402
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2012:30 pm -
1 stop7h 53m
Sat 8/2211:28 am -
2 stops8h 39m
Deal found 8/12![American Airlines logo]()
$450
This Delta deal was found by Cheapflights users on 8/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/253:46 pm -
1 stop7h 19m
Sat 8/2910:50 am -
1 stop4h 00m
Deal found 8/10![Delta logo]()
$349
This American Airlines deal was found by Cheapflights users on 8/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2512:30 pm -
2 stops8h 21m
Sat 8/299:37 am -
1 stop6h 16m
Deal found 8/10![American Airlines logo]()
$420
This Delta deal was found by Cheapflights users on 8/9. 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.
Wed 8/263:46 pm -
1 stop6h 35m
Sun 8/305:41 am -
1 stop6h 20m
Deal found 8/9![Delta logo]()
$334
This Delta deal was found by Cheapflights users on 8/11. 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 8/273:46 pm -
1 stop6h 35m
Sun 8/305:41 am -
1 stop6h 20m
Deal found 8/11![Delta logo]()
$349
This Kiwi.com deal was found by Cheapflights users on 8/10. 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.
Fri 8/289:55 am -
2 stops22h 25m
Sun 8/308:57 am -
1 stop23h 18m
Deal found 8/10![Multiple Airlines logo]()
$338
This Delta deal was found by Cheapflights users on 8/9. 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 9/36:00 am -
1 stop4h 50m
Wed 9/911:01 am -
1 stop4h 19m
Deal found 8/9![Delta logo]()
$360
This American Airlines deal was found by Cheapflights users on 8/9. 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 9/35:23 pm -
1 stop7h 33m
Wed 9/96:04 am -
2 stops8h 00m
Deal found 8/9![American Airlines logo]()
$405
This American Airlines deal was found by Cheapflights users on 8/9. 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.
Sat 9/123:29 pm -
1 stop7h 51m
Thu 9/178:29 am -
1 stop7h 03m
Deal found 8/9![American Airlines logo]()
$500
This Delta deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/147:19 pm -
1 stop4h 20m
Tue 9/156:00 am -
1 stop5h 45m
Deal found 8/11![Delta logo]()
$547
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/175:31 pm -
1 stop7h 27m
Sat 9/194:16 pm -
1 stop5h 45m
Deal found 8/12![American Airlines logo]()
$300
One-way flights from Kingsport to HoustonSearch for one-way flight options from Kingsport to Houston. Find affordable one-way fares based on user searches. Data last updated August 13, 2026.
Search for one-way flight options from Kingsport to Houston. Find affordable one-way fares based on user searches. Data last updated August 13, 2026.
This Delta deal was found by Cheapflights users on 8/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:19 pm -
1 stop4h 20m
Deal found 8/10![Delta logo]()
$274
This American Airlines deal was found by Cheapflights users on 8/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/36:25 am -
2 stops8h 00m
Deal found 8/10![American Airlines logo]()
$378
This American Airlines deal was found by Cheapflights users on 8/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2510:36 am -
2 stops8h 06m
Deal found 8/10![American Airlines logo]()
$514
Find flight deals from Kingsport to Houston
Keep the following information in mind while searching for Kingsport to Houston flight deals. Data was last updated August 13, 2026.
Round-trip from | $281 (Delta) |
|---|---|
One-way from | $274 (Delta) |
Popular in | March |
Cheapest in | September |
Average price | $368 |
Cheapflights Fare Finder
Customize your flight search to find flights from Kingsport to Houston 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 13, 2026.
Use the filters below to find and compare flights from Kingsport to Houston that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BlountvilleHouston
TRI Blountville Tri Cities TN/VA - HOU Houston Hobby
TRIHOU
Blountville Tri Cities TN/VA
Tue 10/13
1:21 pm-4:33 pm
1 stop4h 12m
Houston Hobby
Sat 10/24
6:09 am-12:36 pm
1 stop5h 27m
$281
BlountvilleHouston
TRI Blountville Tri Cities TN/VA - IAH Houston George Bush Intcntl
TRIIAH
Blountville Tri Cities TN/VA
Tue 10/13
7:19 pm-11:55 pm
1 stop5h 36m
Houston George Bush Intcntl
Sat 10/24
5:35 am-12:36 pm
1 stop6h 01m
$281
BlountvilleHouston
TRI Blountville Tri Cities TN/VA - IAH Houston George Bush Intcntl
TRIIAH
Blountville Tri Cities TN/VA
Sat 1/30
10:15 am-3:00 pm
1 stop5h 45m
Houston George Bush Intcntl
Sat 2/13
5:55 am-12:04 pm
1 stop5h 09m
$281
BlountvilleHouston
TRI Blountville Tri Cities TN/VA - IAH Houston George Bush Intcntl
TRIIAH
Blountville Tri Cities TN/VA
Thu 9/17
5:31 pm-11:58 pm
1 stop7h 27m
Houston George Bush Intcntl
Sat 9/19
4:16 pm-11:01 pm
1 stop5h 45m
$300
BlountvilleHouston
TRI Blountville Tri Cities TN/VA - IAH Houston George Bush Intcntl
TRIIAH
Blountville Tri Cities TN/VA
Tue 9/8
7:00 am-10:40 am
1 stop4h 40m
Houston George Bush Intcntl
Tue 9/15
4:16 pm-11:01 pm
1 stop5h 45m
$300
BlountvilleHouston
TRI Blountville Tri Cities TN/VA - IAH Houston George Bush Intcntl
TRIIAH
Blountville Tri Cities TN/VA
Sun 1/31
6:05 am-11:06 am
1 stop6h 01m
Houston George Bush Intcntl
Sat 2/13
7:15 am-12:04 pm
1 stop3h 49m
$300
BlountvilleHouston
TRI Blountville Tri Cities TN/VA - IAH Houston George Bush Intcntl
TRIIAH
Blountville Tri Cities TN/VA
Thu 11/12
4:07 pm-10:28 pm
1 stop7h 21m
Houston George Bush Intcntl
Mon 11/16
6:16 am-11:35 am
1 stop4h 19m
$319
BlountvilleHouston
TRI Blountville Tri Cities TN/VA - IAH Houston George Bush Intcntl
TRIIAH
Blountville Tri Cities TN/VA
Fri 11/13
7:16 pm-11:59 pm
1 stop5h 43m
Houston George Bush Intcntl
Sun 11/15
5:39 am-1:02 pm
1 stop6h 23m
$319
BlountvilleHouston
TRI Blountville Tri Cities TN/VA - IAH Houston George Bush Intcntl
TRIIAH
Blountville Tri Cities TN/VA
Wed 8/26
3:46 pm-9:21 pm
1 stop6h 35m
Houston George Bush Intcntl
Sun 8/30
5:41 am-1:01 pm
1 stop6h 20m
$334
BlountvilleHouston
TRI Blountville Tri Cities TN/VA - IAH Houston George Bush Intcntl
TRIIAH
Blountville Tri Cities TN/VA
Fri 11/13
8:41 pm-10:40 am
1 stop14h 59m
Houston George Bush Intcntl
Sun 11/15
10:15 pm-3:56 pm
2 stops16h 41m
$336
Showing 1-10 of 24 resultsSorted by cheapest first
Best time to book a flight from Kingsport to Houston
Have a flexible travel schedule? Discover the best time to fly to Houston from Kingsport with our price prediction graph.
TRI-IAH
TRI-HOU
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 Kingsport to Houston
K1N-HO1
TRI-IAH
TRI-HOU
What is the cheapest time of day to fly from K1N to HOU?
Find hourly flight availability from Kingsport to Houston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 13, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Kingsport to Houston as you normally would.
How much does it cost to fly round-trip from Kingsport to Houston?
Airfare is typical for this route at the moment.
Kingsport to Houston flights typically cost between $270 and $412 in October.The cheapest round-trip price found within the last 5 days was $281 on Delta (Oct 13-Oct 24).
Reviews of airlines servicing Houston
Get insights into the airlines that provide service to Houston. 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 Houston. Reviews last updated August 13, 2026.
See what other customers who have flown with Delta and American Airlines from Kingsport to Houston have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.2
Overall
7.8
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentLane,Nov 2025
MEM - ATL
Food
7.2
Overall
7.8
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentLane,Nov 2025
MEM - ATL
Food
7.2
Overall
7.8
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentLane,Nov 2025
MEM - ATL
Related info for your journey
Find useful and relevant information for your journey from Kingsport to Houston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Kingsport to Houston
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Complete your trip
Complete your trip to Houston by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Kingsport to Houston by cabin class
Find flights from Kingsport to Houston, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Kingsport and Houston flights
Browse other Kingsport and Houston flight options. Last updated on August 13, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from Kingsport to Houston
Discover the top 5 airlines that operate flights from Kingsport to Houston. 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 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$75 | Average$131 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$209 | Average$363 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$228 | Average$359 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$258 | Average$348 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$277 | Average$348 | FlexibilityNo cancel fee | On-time63% |