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$145+ 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 3/27. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — HOU
Apr 9 — Apr 161
Thu 4/9
Thu 4/16
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 10, 2026.

This American Airlines deal was found by Cheapflights users on 3/9. 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 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 3/9$289
This Kiwi.com deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/276:29 pm
TRI
-
IAH
1 stop26h 39m
Multiple Airlines
Sun 3/299:15 pm
IAH
-
TRI
1 stop13h 58m
Multiple Airlines
Deal found 3/5$316
This Kiwi.com deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/235:08 pm
TRI
-
IAH
1 stop6h 29m
Multiple Airlines
Wed 3/2510:56 pm
IAH
-
TRI
2 stops36h 17m
Multiple Airlines
Deal found 3/7$339
This Kiwi.com deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/213:27 pm
TRI
-
IAH
1 stop22h 14m
Multiple Airlines
Sun 5/248:24 pm
IAH
-
TRI
2 stops18h 58m
Multiple Airlines
Deal found 3/7$341
This Delta deal was found by Cheapflights users on 3/8. 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 3/207:17 pm
TRI
-
IAH
1 stop5h 42m
Delta
Mon 3/307:00 am
IAH
-
TRI
1 stop5h 00m
Delta
Deal found 3/8$344
This Delta deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/44:30 pm
TRI
-
HOU
1 stop7h 21m
Delta
Fri 4/106:00 am
HOU
-
TRI
1 stop6h 00m
Delta
Deal found 3/7$384
This American Airlines deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/104:20 pm
TRI
-
IAH
2 stops8h 39m
American Airlines
Fri 4/173:22 pm
IAH
-
TRI
1 stop5h 35m
American Airlines
Deal found 3/5$386
This American Airlines deal was found by Cheapflights users on 3/9. 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.
Tue 3/247:15 am
TRI
-
IAH
2 stops9h 30m
American Airlines
Sat 3/284:36 pm
IAH
-
TRI
1 stop4h 50m
American Airlines
Deal found 3/9$393
This American Airlines deal was found by Cheapflights users on 3/9. 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 5/235:23 pm
TRI
-
HOU
1 stop7h 36m
American Airlines
Tue 5/269:30 am
HOU
-
TRI
1 stop6h 26m
American Airlines
Deal found 3/9$408
This Delta deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/213:50 pm
TRI
-
IAH
1 stop6h 35m
Delta
Sun 5/245:55 am
IAH
-
TRI
1 stop6h 00m
Delta
Deal found 3/7$439
This Delta deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/216:00 am
TRI
-
HOU
1 stop4h 27m
Delta
Sun 5/246:00 am
HOU
-
TRI
1 stop5h 55m
Delta
Deal found 3/7$444
This United Airlines deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/215:46 pm
TRI
-
IAH
1 stop7h 36m
United Airlines
Tue 8/255:06 pm
IAH
-
TRI
1 stop6h 11m
United Airlines
Deal found 3/8$454

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 10, 2026.

Round-trip from

$289
(American Airlines)

One-way from

$145
(Kiwi.com)

Popular in

October

Cheapest in

August

Average price

$534
From Kingsport to Houston
Search Deals
One-way flight from Kingsport to Houston
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($34 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($19 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 10, 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

Fri 3/27

6:29 pm-8:08 pm

1 stop26h 39m

Houston George Bush Intcntl

Sun 3/29

9:15 pm-12:13 pm

1 stop13h 58m

$316

BlountvilleHouston

TRI - IAH

TRIIAH

Blountville Tri Cities TN/VA

Sat 4/4

2:46 pm-11:52 pm

2 stops10h 06m

Houston George Bush Intcntl

Fri 4/10

6:12 pm-11:54 pm

1 stop4h 42m

$332

BlountvilleHouston

TRI - IAH

TRIIAH

Blountville Tri Cities TN/VA

Thu 5/21

3:27 pm-12:41 pm

1 stop22h 14m

Houston George Bush Intcntl

Sun 5/24

8:24 pm-4:22 pm

2 stops18h 58m

$341

BlountvilleHouston

TRI - IAH

TRIIAH

Blountville Tri Cities TN/VA

Fri 3/20

7:17 pm-11:59 pm

1 stop5h 42m

Houston George Bush Intcntl

Mon 3/30

7:00 am-1:00 pm

1 stop5h 00m

$344

BlountvilleHouston

TRI - IAH

TRIIAH

Blountville Tri Cities TN/VA

Tue 3/24

4:15 pm-8:24 pm

1 stop5h 09m

Houston George Bush Intcntl

Sat 3/28

4:36 pm-10:26 pm

1 stop4h 50m

$355

BlountvilleHouston

TRI - IAH

TRIIAH

Blountville Tri Cities TN/VA

Fri 4/10

4:20 pm-11:59 pm

2 stops8h 39m

Houston George Bush Intcntl

Fri 4/17

3:22 pm-9:57 pm

1 stop5h 35m

$386

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

6:00 am-1:00 pm

1 stop6h 00m

$404

BlountvilleHouston

TRI - HOU

TRIHOU

Blountville Tri Cities TN/VA

Sat 5/23

5:23 pm-11:59 pm

1 stop7h 36m

Houston Hobby

Tue 5/26

9:30 am-4:56 pm

1 stop6h 26m

$408

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

Sun 5/24

5:55 am-12:55 pm

1 stop6h 00m

$439

BlountvilleHouston

TRI - HOU

TRIHOU

Blountville Tri Cities TN/VA

Thu 5/21

6:00 am-9:27 am

1 stop4h 27m

Houston Hobby

Sun 5/24

6:00 am-12:55 pm

1 stop5h 55m

$444

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/9

Showing 1-10 of 24 resultsSorted by cheapest first
1
2
3

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 $56). Flying from Kingsport to Houston in March is currently the most expensive (average of $259). 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 10, 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 10, 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
8,276 reviews

Entertainment

7.8

Crew

8.5

Food

7.2

Comfort

7.9

Boarding

8.1

Overall

7.9

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
8,276 reviews
Delta
7.9
Good
8,276 reviews

Entertainment

7.8

Crew

8.5

Food

7.2

Comfort

7.9

Boarding

8.1

Overall

7.9

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
11,414 reviews
Delta
7.9
Good
8,276 reviews

Entertainment

7.8

Crew

8.5

Food

7.2

Comfort

7.9

Boarding

8.1

Overall

7.9

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 7h 21m. There are 880 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 $56). Flying from Kingsport to Houston in March is currently the most expensive (average of $259). 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 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$50Average$108FlexibilityNo cancel feeOn-time88%
American AirlinesCheapest$206Average$367FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$209Average$360FlexibilityNo cancel feeOn-time69%
DeltaCheapest$216Average$332FlexibilityNo cancel feeOn-timeN/A

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