$213+ 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 8/27. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — HOU
Aug 29 — Sep 51
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
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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 July 30, 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 July 30, 2026.
This American Airlines deal was found by Cheapflights users on 7/29. 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 9/163:29 pm
TRI
- IAH
1 stop4h 55m
American Airlines
Mon 9/212:08 pm
IAH
- TRI
1 stop7h 41m
American Airlines
Deal found 7/29![American Airlines logo]()
$300
This Kiwi.com deal was found by Cheapflights users on 7/28. 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
TRI
- IAH
1 stop14h 59m
Multiple Airlines
Thu 11/198:36 am
IAH
- TRI
2 stops34h 25m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$307
This American Airlines deal was found by Cheapflights users on 7/28. 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 11/134:26 pm
TRI
- HOU
1 stop7h 47m
American Airlines
Thu 11/192:07 pm
HOU
- TRI
1 stop7h 22m
American Airlines
Deal found 7/28![American Airlines logo]()
$319
This American Airlines deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/155:23 pm
TRI
- IAH
1 stop5h 57m
American Airlines
Sun 8/235:25 pm
IAH
- TRI
1 stop5h 31m
American Airlines
Deal found 7/25![American Airlines logo]()
$319
This Delta deal was found by Cheapflights users on 7/29. 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 9/164:07 pm
TRI
- IAH
1 stop4h 26m
Delta
Mon 9/217:00 am
IAH
- TRI
1 stop4h 45m
Delta
Deal found 7/29![Delta logo]()
$320
This Delta deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1510:12 am
TRI
- HOU
1 stop7h 13m
Delta
Sun 8/236:00 am
HOU
- TRI
1 stop6h 01m
Delta
Deal found 7/25![Delta logo]()
$329
This Delta deal was found by Cheapflights users on 7/29. 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 9/256:00 am
TRI
- HOU
1 stop5h 00m
Delta
Mon 9/285:20 pm
HOU
- TRI
1 stop4h 00m
Delta
Deal found 7/29![Delta logo]()
$339
This Delta deal was found by Cheapflights users on 7/29. 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 10/163:51 pm
TRI
- IAH
1 stop7h 11m
Delta
Fri 10/235:29 am
IAH
- TRI
1 stop6h 07m
Delta
Deal found 7/29![Delta logo]()
$339
This Delta deal was found by Cheapflights users on 7/27. 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 8/116:00 am
TRI
- HOU
1 stop4h 50m
Delta
Sat 8/1510:50 am
HOU
- TRI
1 stop4h 00m
Delta
Deal found 7/27![Delta logo]()
$349
This Delta deal was found by Cheapflights users on 7/29. 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 9/125:13 pm
TRI
- HOU
1 stop6h 26m
Delta
Sat 9/196:00 am
HOU
- TRI
1 stop5h 45m
Delta
Deal found 7/29![Delta logo]()
$379
This American Airlines deal was found by Cheapflights users on 7/29. 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 9/126:25 am
TRI
- HOU
2 stops8h 00m
American Airlines
Sat 9/194:18 pm
HOU
- TRI
1 stop5h 31m
American Airlines
Deal found 7/29![American Airlines logo]()
$405
This American Airlines deal was found by Cheapflights users on 7/28. 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 8/1212:30 pm
TRI
- HOU
2 stops8h 21m
American Airlines
Sun 8/163:57 pm
HOU
- TRI
1 stop5h 53m
American Airlines
Deal found 7/28![American Airlines logo]()
$420
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 July 30, 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 July 30, 2026.
This American Airlines deal was found by Cheapflights users on 7/29. 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 9/163:29 pm
TRI
- IAH
1 stop4h 55m
American Airlines
Mon 9/212:08 pm
IAH
- TRI
1 stop7h 41m
American Airlines
Deal found 7/29![American Airlines logo]()
$300
This Kiwi.com deal was found by Cheapflights users on 7/28. 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
TRI
- IAH
1 stop14h 59m
Multiple Airlines
Thu 11/198:36 am
IAH
- TRI
2 stops34h 25m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$307
This Delta deal was found by Cheapflights users on 7/29. 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 9/164:07 pm
TRI
- IAH
1 stop4h 26m
Delta
Mon 9/217:00 am
IAH
- TRI
1 stop4h 45m
Delta
Deal found 7/29![Delta logo]()
$320
This American Airlines deal was found by Cheapflights users on 7/28. 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 11/134:26 pm
TRI
- HOU
1 stop7h 47m
American Airlines
Thu 11/192:07 pm
HOU
- TRI
1 stop7h 22m
American Airlines
Deal found 7/28![American Airlines logo]()
$319
This Delta deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1510:12 am
TRI
- HOU
1 stop7h 13m
Delta
Sun 8/236:00 am
HOU
- TRI
1 stop6h 01m
Delta
Deal found 7/25![Delta logo]()
$329
This American Airlines deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/155:23 pm
TRI
- IAH
1 stop5h 57m
American Airlines
Sun 8/235:25 pm
IAH
- TRI
1 stop5h 31m
American Airlines
Deal found 7/25![American Airlines logo]()
$319
This Delta deal was found by Cheapflights users on 7/29. 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 10/167:19 pm
TRI
- HOU
1 stop4h 44m
Delta
Fri 10/236:09 am
HOU
- TRI
1 stop5h 27m
Delta
Deal found 7/29![Delta logo]()
$339
This American Airlines deal was found by Cheapflights users on 7/27. 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 8/277:02 am
TRI
- IAH
1 stop4h 38m
American Airlines
Mon 8/316:06 am
IAH
- TRI
1 stop4h 52m
American Airlines
Deal found 7/27![American Airlines logo]()
$319
This Delta deal was found by Cheapflights users on 7/29. 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 10/163:51 pm
TRI
- IAH
1 stop7h 11m
Delta
Fri 10/235:29 am
IAH
- TRI
1 stop6h 07m
Delta
Deal found 7/29![Delta logo]()
$339
This Delta deal was found by Cheapflights users on 7/27. 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 8/116:00 am
TRI
- HOU
1 stop4h 50m
Delta
Sat 8/1510:50 am
HOU
- TRI
1 stop4h 00m
Delta
Deal found 7/27![Delta logo]()
$349
This Delta deal was found by Cheapflights users on 7/28. 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 8/126:00 am
TRI
- HOU
1 stop4h 50m
Delta
Sun 8/165:20 pm
HOU
- TRI
1 stop4h 03m
Delta
Deal found 7/28![Delta logo]()
$349
This American Airlines deal was found by Cheapflights users on 7/29. 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 9/126:25 am
TRI
- HOU
2 stops8h 00m
American Airlines
Sat 9/194:18 pm
HOU
- TRI
1 stop5h 31m
American Airlines
Deal found 7/29![American Airlines logo]()
$405
This Delta deal was found by Cheapflights users on 7/29. 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 9/125:13 pm
TRI
- HOU
1 stop6h 26m
Delta
Sat 9/196:00 am
HOU
- TRI
1 stop5h 45m
Delta
Deal found 7/29![Delta logo]()
$379
This American Airlines deal was found by Cheapflights users on 7/28. 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 8/1212:30 pm
TRI
- HOU
2 stops8h 21m
American Airlines
Sun 8/163:57 pm
HOU
- TRI
1 stop5h 53m
American Airlines
Deal found 7/28![American Airlines logo]()
$420
This American Airlines deal was found by Cheapflights users on 7/27. 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 8/1112:30 pm
TRI
- HOU
2 stops8h 21m
American Airlines
Sat 8/159:37 am
HOU
- TRI
2 stops8h 18m
American Airlines
Deal found 7/27![American Airlines logo]()
$491
This Delta deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:00 am
TRI
- HOU
1 stop4h 30m
Delta
Wed 11/183:05 pm
HOU
- TRI
1 stop6h 17m
Delta
Deal found 7/26![Delta logo]()
$547
This American Airlines deal was found by Cheapflights users on 7/26. 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 11/185:40 am
TRI
- IAH
1 stop5h 45m
American Airlines
Wed 11/183:00 pm
IAH
- TRI
1 stop4h 41m
American Airlines
Deal found 7/26![American Airlines logo]()
$547
This American Airlines deal was found by Cheapflights users on 7/29. 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
TRI
- HOU
2 stops8h 06m
American Airlines
Mon 9/284:18 pm
HOU
- TRI
1 stop5h 31m
American Airlines
Deal found 7/29![American Airlines logo]()
$609
Last-minute flights from Kingsport to HoustonDiscover last-minute flight deals from Kingsport to Houston. Data last updated July 30, 2026 and is based on user searches.
Discover last-minute flight deals from Kingsport to Houston. Data last updated July 30, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 7/29. 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 7/305:00 am
TRI
- IAH
1 stop5h 28m
American Airlines
Sun 8/29:27 am
IAH
- TRI
1 stop6h 27m
American Airlines
Deal found 7/29![American Airlines logo]()
$439
This Delta deal was found by Cheapflights users on 7/27. 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 8/116:00 am
TRI
- HOU
1 stop4h 50m
Delta
Sat 8/1510:50 am
HOU
- TRI
1 stop4h 00m
Delta
Deal found 7/27![Delta logo]()
$349
This American Airlines deal was found by Cheapflights users on 7/27. 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 8/1112:30 pm
TRI
- HOU
2 stops8h 21m
American Airlines
Sat 8/153:57 pm
HOU
- TRI
1 stop5h 53m
American Airlines
Deal found 7/27![American Airlines logo]()
$443
This American Airlines deal was found by Cheapflights users on 7/28. 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 8/1212:30 pm
TRI
- HOU
2 stops8h 21m
American Airlines
Sun 8/163:57 pm
HOU
- TRI
1 stop5h 53m
American Airlines
Deal found 7/28![American Airlines logo]()
$420
This American Airlines deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/155:23 pm
TRI
- IAH
1 stop5h 57m
American Airlines
Sun 8/235:25 pm
IAH
- TRI
1 stop5h 31m
American Airlines
Deal found 7/25![American Airlines logo]()
$319
This Delta deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1510:12 am
TRI
- HOU
1 stop7h 13m
Delta
Sun 8/236:00 am
HOU
- TRI
1 stop6h 01m
Delta
Deal found 7/25![Delta logo]()
$329
This American Airlines deal was found by Cheapflights users on 7/27. 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 8/276:00 am
TRI
- IAH
2 stops8h 19m
American Airlines
Mon 8/316:06 am
IAH
- TRI
1 stop4h 52m
American Airlines
Deal found 7/27![American Airlines logo]()
$542
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 July 30, 2026.
Search for one-way flight options from Kingsport to Houston. Find affordable one-way fares based on user searches. Data last updated July 30, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 8/275:56 pm
TRI
- IAH
3 stops46h 28m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$213
This Delta deal was found by Cheapflights users on 7/28. 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
TRI
- HOU
1 stop7h 13m
Delta
Deal found 7/28![Delta logo]()
$274
This Delta deal was found by Cheapflights users on 7/28. 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 8/277:08 pm
TRI
- IAH
1 stop5h 44m
Delta
Deal found 7/28![Delta logo]()
$274
This American Airlines deal was found by Cheapflights users on 7/28. 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
TRI
- HOU
2 stops7h 27m
American Airlines
Deal found 7/28![American Airlines logo]()
$363
This American Airlines deal was found by Cheapflights users on 7/28. 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 8/278:22 am
TRI
- IAH
2 stops8h 09m
American Airlines
Deal found 7/28![American Airlines logo]()
$363
This Kiwi.com deal was found by Cheapflights users on 7/29. 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.
Sun 8/23:22 pm
TRI
- IAH
3 stops48h 28m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$394
This American Airlines deal was found by Cheapflights users on 7/29. 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 8/25:24 pm
TRI
- IAH
1 stop6h 00m
American Airlines
Deal found 7/29![American Airlines logo]()
$397
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 July 30, 2026.
Round-trip from | $307 (Kiwi.com) |
|---|---|
One-way from | $213 (Kiwi.com) |
Popular in | March |
Cheapest in | September |
Average price | $411 |
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 July 30, 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 - IAH
TRIIAH
Blountville Tri Cities TN/VA
Wed 9/16
3:29 pm-7:24 pm
1 stop4h 55m
Houston George Bush Intcntl
Mon 9/21
2:08 pm-10:49 pm
1 stop7h 41m
$300
BlountvilleHouston
TRI - IAH
TRIIAH
Blountville Tri Cities TN/VA
Fri 11/13
8:41 pm-10:40 am
1 stop14h 59m
Houston George Bush Intcntl
Thu 11/19
8:36 am-8:01 pm
2 stops34h 25m
$307
BlountvilleHouston
TRI - HOU
TRIHOU
Blountville Tri Cities TN/VA
Fri 11/13
4:26 pm-11:13 pm
1 stop7h 47m
Houston Hobby
Thu 11/19
2:07 pm-10:29 pm
1 stop7h 22m
$319
BlountvilleHouston
TRI - IAH
TRIIAH
Blountville Tri Cities TN/VA
Sat 8/15
5:23 pm-10:20 pm
1 stop5h 57m
Houston George Bush Intcntl
Sun 8/23
5:25 pm-11:56 pm
1 stop5h 31m
$319
BlountvilleHouston
TRI - IAH
TRIIAH
Blountville Tri Cities TN/VA
Thu 8/27
7:02 am-10:40 am
1 stop4h 38m
Houston George Bush Intcntl
Mon 8/31
6:06 am-11:58 am
1 stop4h 52m
$319
BlountvilleHouston
TRI - IAH
TRIIAH
Blountville Tri Cities TN/VA
Wed 9/16
4:07 pm-7:33 pm
1 stop4h 26m
Houston George Bush Intcntl
Mon 9/21
7:00 am-12:45 pm
1 stop4h 45m
$320
BlountvilleHouston
TRI - HOU
TRIHOU
Blountville Tri Cities TN/VA
Sat 8/15
10:12 am-4:25 pm
1 stop7h 13m
Houston Hobby
Sun 8/23
6:00 am-1:01 pm
1 stop6h 01m
$329
BlountvilleHouston
TRI - HOU
TRIHOU
Blountville Tri Cities TN/VA
Fri 10/16
7:19 pm-11:03 pm
1 stop4h 44m
Houston Hobby
Fri 10/23
6:09 am-12:36 pm
1 stop5h 27m
$339
BlountvilleHouston
TRI - IAH
TRIIAH
Blountville Tri Cities TN/VA
Fri 10/16
3:51 pm-10:02 pm
1 stop7h 11m
Houston George Bush Intcntl
Fri 10/23
5:29 am-12:36 pm
1 stop6h 07m
$339
Quickest round-trip
BlountvilleHouston
TRI - HOU
TRIHOU
Blountville Tri Cities TN/VA
Tue 8/11
6:00 am-9:50 am
1 stop4h 50m
Houston Hobby
Sat 8/15
10:50 am-3:50 pm
1 stop4h 00m
$349
Showing 1-10 of 23 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 July 30, 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.
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 July 30, 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.
Comfort
7.8
Food
7.2
Entertainment
7.8
Overall
7.8
Crew
8.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLane,Nov 2025
MEM - ATL
Comfort
7.8
Food
7.2
Entertainment
7.8
Overall
7.8
Crew
8.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLane,Nov 2025
MEM - ATL
Comfort
7.8
Food
7.2
Entertainment
7.8
Overall
7.8
Crew
8.5
Boarding
8.1
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 July 30, 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 July 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$79 | Average$130 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$206 | Average$353 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$209 | Average$359 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$228 | Average$331 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$260 | Average$348 | FlexibilityNo cancel fee | On-time63% |