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$210+ 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 3/2. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — HOU
Mar 4 — Mar 111
Wed 3/4
Wed 3/11
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 February 2, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/2. 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 3/25:08 pm
TRI
-
IAH
1 stop26h 56m
Multiple Airlines
Thu 3/510:11 pm
IAH
-
TRI
1 stop13h 02m
Multiple Airlines
Deal found 2/2$210
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 3/13:37 pm
TRI
-
IAH
1 stop16h 23m
Multiple Airlines
Thu 3/510:11 pm
IAH
-
TRI
1 stop13h 02m
Multiple Airlines
Deal found 2/1$234
This Delta deal was found by Cheapflights users on 1/31. 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 2/2810:17 am
TRI
-
IAH
1 stop7h 19m
Delta
Wed 3/185:23 am
IAH
-
TRI
1 stop6h 37m
Delta
Deal found 1/31$255
This American Airlines deal was found by Cheapflights users on 1/31. 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 2/284:16 pm
TRI
-
IAH
1 stop4h 58m
American Airlines
Tue 3/35:00 am
IAH
-
TRI
2 stops8h 59m
American Airlines
Deal found 1/31$260
This American Airlines deal was found by Cheapflights users on 1/31. 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 2/285:30 am
TRI
-
HOU
1 stop5h 13m
American Airlines
Tue 3/310:13 am
HOU
-
TRI
1 stop4h 33m
American Airlines
Deal found 1/31$312
This American Airlines deal was found by Cheapflights users on 1/31. 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 2/287:51 am
TRI
-
IAH
2 stops8h 51m
American Airlines
Wed 3/183:05 pm
IAH
-
TRI
1 stop7h 42m
American Airlines
Deal found 1/31$316
This American Airlines deal was found by Cheapflights users on 1/30. 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 2/284:16 pm
TRI
-
IAH
1 stop4h 58m
American Airlines
Sat 3/76:16 pm
IAH
-
TRI
1 stop4h 31m
American Airlines
Deal found 1/30$335
This Delta deal was found by Cheapflights users on 1/31. 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 2/284:33 pm
TRI
-
HOU
1 stop6h 55m
Delta
Wed 3/186:00 am
HOU
-
TRI
1 stop6h 00m
Delta
Deal found 1/31$345
This Delta deal was found by Cheapflights users on 2/1. 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 11/1410:15 am
TRI
-
IAH
1 stop5h 45m
Delta
Sat 11/215:55 am
IAH
-
TRI
1 stop5h 09m
Delta
Deal found 2/1$345
This American Airlines deal was found by Cheapflights users on 1/30. 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 2/184:16 pm
TRI
-
IAH
1 stop5h 05m
American Airlines
Sat 3/76:16 pm
IAH
-
TRI
1 stop4h 31m
American Airlines
Deal found 1/30$350
This American Airlines deal was found by Cheapflights users on 2/1. 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 4/45:30 am
TRI
-
HOU
1 stop5h 13m
American Airlines
Fri 4/104:18 pm
HOU
-
TRI
1 stop5h 28m
American Airlines
Deal found 2/1$488
This Delta deal was found by Cheapflights users on 1/31. 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 3/216:15 am
TRI
-
HOU
1 stop4h 06m
Delta
Sat 3/286:00 am
HOU
-
TRI
1 stop6h 00m
Delta
Deal found 1/31$547

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 February 2, 2026.

Round-trip from

$210
(Kiwi.com)

Popular in

October

Cheapest in

August

Average price

$311
From Kingsport to Houston
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($31 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 February 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 February 2, 2026.
Use the filters below to find and compare flights from Kingsport to Houston that are best for you.

Fly from

Kingsport

Fly to

Houston

Route

Depart

Return

Price

BlountvilleHouston

TRI - IAH

TRIIAH

Blountville Tri Cities TN/VA

Mon 3/2

5:08 pm-7:04 pm

1 stop26h 56m

Houston George Bush Intcntl

Thu 3/5

10:11 pm-12:13 pm

1 stop13h 02m

$210

BlountvilleHouston

TRI - IAH

TRIIAH

Blountville Tri Cities TN/VA

Sun 3/1

3:37 pm-7:00 am

1 stop16h 23m

Houston George Bush Intcntl

Thu 3/5

10:11 pm-12:13 pm

1 stop13h 02m

$234

BlountvilleHouston

TRI - IAH

TRIIAH

Blountville Tri Cities TN/VA

Sat 2/28

10:17 am-4:36 pm

1 stop7h 19m

Houston George Bush Intcntl

Wed 3/18

5:23 am-1:00 pm

1 stop6h 37m

$255

BlountvilleHouston

TRI - IAH

TRIIAH

Blountville Tri Cities TN/VA

Sat 2/28

10:17 am-4:36 pm

1 stop7h 19m

Houston George Bush Intcntl

Tue 3/3

7:05 am-12:17 pm

1 stop4h 12m

$255

BlountvilleHouston

TRI - IAH

TRIIAH

Blountville Tri Cities TN/VA

Sat 2/28

4:16 pm-8:14 pm

1 stop4h 58m

Houston George Bush Intcntl

Tue 3/3

5:00 am-2:59 pm

2 stops8h 59m

$260

BlountvilleHouston

TRI - HOU

TRIHOU

Blountville Tri Cities TN/VA

Sat 2/28

5:30 am-9:43 am

1 stop5h 13m

Houston Hobby

Tue 3/3

10:13 am-3:46 pm

1 stop4h 33m

$312

BlountvilleHouston

TRI - IAH

TRIIAH

Blountville Tri Cities TN/VA

Sat 2/28

7:51 am-3:42 pm

2 stops8h 51m

Houston George Bush Intcntl

Wed 3/18

3:05 pm-11:47 pm

1 stop7h 42m

$316

BlountvilleHouston

TRI - HOU

TRIHOU

Blountville Tri Cities TN/VA

Sat 2/28

4:33 pm-10:28 pm

1 stop6h 55m

Houston Hobby

Wed 3/18

6:00 am-1:00 pm

1 stop6h 00m

$345

BlountvilleHouston

TRI - IAH

TRIIAH

Blountville Tri Cities TN/VA

Wed 2/18

4:16 pm-8:21 pm

1 stop5h 05m

Houston George Bush Intcntl

Sat 3/7

6:16 pm-11:47 pm

1 stop4h 31m

$350

BlountvilleHouston

TRI - IAH

TRIIAH

Blountville Tri Cities TN/VA

Mon 2/16

5:00 am-9:27 am

1 stop5h 27m

Houston George Bush Intcntl

Mon 3/16

6:16 pm-11:47 pm

1 stop4h 31m

$381

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/1

Showing 1-10 of 18 results
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 $63). Flying from Kingsport to Houston in September is currently the most expensive (average of $215). 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 February 2, 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?

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 February 2, 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
8,132 reviews

Boarding

8.1

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.2

Entertainment

7.8

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
8,132 reviews
Delta
7.9
Good
8,132 reviews

Boarding

8.1

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.2

Entertainment

7.8

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
7.2
Good
11,212 reviews
Delta
7.9
Good
8,132 reviews

Boarding

8.1

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.2

Entertainment

7.8

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 5h 13m. 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 $63). Flying from Kingsport to Houston in September is currently the most expensive (average of $215). 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 February 2, 2026.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$65Average$109FlexibilityNo cancel feeOn-time88%
American AirlinesCheapest$206Average$371FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$209Average$374FlexibilityNo cancel feeOn-time69%
DeltaCheapest$228Average$338FlexibilityNo cancel feeOn-timeN/A

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