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$269+ Cheap flights from Kingsport, TN to Houston

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/4. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — HOU
Apr 16 — Apr 231
Thu 4/16
Thu 4/23
1 adult, Economy
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Cheap flight deals from Kingsport to Houston

Cheapest flights from Kingsport to Houston
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 March 17, 2026.

This American Airlines deal was found by Cheapflights users on 3/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/44:15 pm
TRI
-
IAH
1 stop5h 09m
American Airlines
Fri 4/106:12 pm
IAH
-
TRI
1 stop4h 42m
American Airlines
Deal found 3/14$269
This Delta deal was found by Cheapflights users on 3/16. 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.
Tue 3/3110:31 am
TRI
-
HOU
1 stop7h 01m
Delta
Sat 4/46:00 am
HOU
-
TRI
1 stop6h 00m
Delta
Deal found 3/16$309
This Delta deal was found by Cheapflights users on 3/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/110:32 am
TRI
-
HOU
1 stop7h 00m
Delta
Tue 4/76:00 am
HOU
-
TRI
1 stop6h 21m
Delta
Deal found 3/17$344
This American Airlines deal was found by Cheapflights users on 3/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/317:15 am
TRI
-
IAH
2 stops9h 30m
American Airlines
Sat 4/45:00 am
IAH
-
TRI
2 stops8h 21m
American Airlines
Deal found 3/16$347
This American Airlines deal was found by Cheapflights users on 3/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/315:30 am
TRI
-
HOU
1 stop7h 18m
American Airlines
Sat 4/46:00 am
HOU
-
TRI
2 stops7h 21m
American Airlines
Deal found 3/16$365
This American Airlines deal was found by Cheapflights users on 3/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/15:00 am
TRI
-
HOU
2 stops7h 48m
American Airlines
Tue 4/74:18 pm
HOU
-
TRI
1 stop5h 28m
American Airlines
Deal found 3/17$375
This Delta deal was found by Cheapflights users on 3/16. 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 5/213:50 pm
TRI
-
IAH
1 stop6h 35m
Delta
Sun 5/245:55 am
IAH
-
TRI
1 stop6h 01m
Delta
Deal found 3/16$394
This United Airlines deal was found by Cheapflights users on 3/12. 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.
Fri 8/215:46 pm
TRI
-
IAH
1 stop7h 36m
United Airlines
Tue 8/258:25 am
IAH
-
TRI
1 stop7h 45m
United Airlines
Deal found 3/12$399
This Delta deal was found by Cheapflights users on 3/12. 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.
Sat 4/44:30 pm
TRI
-
HOU
1 stop7h 21m
Delta
Fri 4/105:27 pm
HOU
-
TRI
1 stop4h 01m
Delta
Deal found 3/12$489
This Delta deal was found by Cheapflights users on 3/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/137:19 pm
TRI
-
IAH
1 stop5h 40m
Delta
Mon 4/205:24 am
IAH
-
TRI
1 stop6h 39m
Delta
Deal found 3/15$489
This American Airlines deal was found by Cheapflights users on 3/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/165:05 am
TRI
-
IAH
1 stop5h 08m
American Airlines
Sun 4/193:22 pm
IAH
-
TRI
1 stop7h 32m
American Airlines
Deal found 3/14$507
This American Airlines deal was found by Cheapflights users on 3/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/215:15 am
TRI
-
HOU
2 stops8h 05m
American Airlines
Sun 5/244:15 pm
HOU
-
TRI
1 stop6h 11m
American Airlines
Deal found 3/16$621

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 March 17, 2026.

Round-trip from

$269
(American Airlines)

One-way from

$269
(American Airlines)

Popular in

March

Cheapest in

August

Average price

$581
From Kingsport to Houston
Search Deals
One-way flight from Kingsport to Houston
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($45 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

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 March 17, 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

Price

Cheapest round-trip

BlountvilleHouston

TRI - IAH

TRIIAH

Blountville Tri Cities TN/VA

Thu 5/21

3:50 pm-9:25 pm

1 stop6h 35m

Houston George Bush Intcntl

Mon 5/25

5:55 am-12:55 pm

1 stop6h 00m

$269

BlountvilleHouston

TRI - IAH

TRIIAH

Blountville Tri Cities TN/VA

Sat 4/4

11:02 am-7:25 pm

2 stops9h 23m

Houston George Bush Intcntl

Fri 4/10

6:12 pm-11:54 pm

1 stop4h 42m

$294

BlountvilleHouston

TRI - HOU

TRIHOU

Blountville Tri Cities TN/VA

Wed 4/1

10:32 am-4:32 pm

1 stop7h 00m

Houston Hobby

Tue 4/7

6:00 am-1:21 pm

1 stop6h 21m

$344

BlountvilleHouston

TRI - HOU

TRIHOU

Blountville Tri Cities TN/VA

Wed 4/1

5:00 am-11:48 am

2 stops7h 48m

Houston Hobby

Tue 4/7

4:18 pm-10:46 pm

1 stop5h 28m

$375

BlountvilleHouston

TRI - HOU

TRIHOU

Blountville Tri Cities TN/VA

Tue 3/31

11:08 am-7:50 pm

2 stops9h 42m

Houston Hobby

Sat 4/4

6:00 am-2:21 pm

2 stops7h 21m

$390

BlountvilleHouston

TRI - IAH

TRIIAH

Blountville Tri Cities TN/VA

Fri 8/21

5:46 pm-12:22 am

1 stop7h 36m

Houston George Bush Intcntl

Tue 8/25

8:25 am-5:10 pm

1 stop7h 45m

$399

BlountvilleHouston

TRI - HOU

TRIHOU

Blountville Tri Cities TN/VA

Sat 4/4

4:30 pm-10:51 pm

1 stop7h 21m

Houston Hobby

Fri 4/10

5:27 pm-10:28 pm

1 stop4h 01m

$489

BlountvilleHouston

TRI - IAH

TRIIAH

Blountville Tri Cities TN/VA

Thu 4/16

5:05 am-9:13 am

1 stop5h 08m

Houston George Bush Intcntl

Sun 4/19

5:00 am-2:30 pm

2 stops8h 30m

$512
Quickest round-trip

BlountvilleHouston

TRI - IAH

TRIIAH

Blountville Tri Cities TN/VA

Sun 6/21

6:14 pm-10:28 pm

1 stop5h 14m

Houston George Bush Intcntl

Thu 6/25

10:41 am-4:53 pm

1 stop5h 12m

$537

BlountvilleHouston

TRI - HOU

TRIHOU

Blountville Tri Cities TN/VA

Thu 5/21

6:00 am-12:20 pm

1 stop7h 20m

Houston Hobby

Sun 5/24

4:15 pm-11:26 pm

1 stop6h 11m

$557

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/15

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

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.
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

What is the cheapest month to book a flight from Kingsport to Houston?

Currently, June is the cheapest month in which you can book a flight from Kingsport to Houston (average of $57). Flying from Kingsport to Houston in March is currently the most expensive (average of $235). 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 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 March 17, 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 March 17, 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.
Delta
7.9
Good
8,288 reviews

Boarding

8.1

Entertainment

7.8

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,288 reviews
Delta
7.9
Good
8,288 reviews

Boarding

8.1

Entertainment

7.8

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.1
Good
11,468 reviews
Delta
7.9
Good
8,288 reviews

Boarding

8.1

Entertainment

7.8

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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.

  • How long is the flight from Kingsport to Houston?

    Departing from Kingsport to Houston will take you 6h 35m. There are 870 mi between Kingsport and Houston. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Kingsport to Houston that include hotel bookings?

    Yes. In addition to deals on Kingsport to Houston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Kingsport to Houston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kingsport to Houston.

  • Can I find deals for business class flights from Kingsport to Houston?

    Yes. Cheapflights offers flight deals from Kingsport to Houston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Kingsport to Houston?

    Currently, June is the cheapest month in which you can book a flight from Kingsport to Houston (average of $57). Flying from Kingsport to Houston in March is currently the most expensive (average of $235). 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.

See more FAQs

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Top 4 airlines flying from Kingsport to Houston

Discover the top 4 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 March 17, 2026.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$50Average$101FlexibilityNo cancel feeOn-time88%
American AirlinesCheapest$206Average$364FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$209Average$359FlexibilityNo cancel feeOn-time69%
DeltaCheapest$216Average$325FlexibilityNo cancel feeOn-timeN/A

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