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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 6 — Apr 131
Mon 4/6
Mon 4/13
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 7, 2026.

This Kiwi.com deal was found by Cheapflights users on 3/2. 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.
Fri 3/276:29 pm
TRI
-
IAH
2 stops17h 07m
Multiple Airlines
Sat 3/289:15 pm
IAH
-
TRI
1 stop9h 51m
Multiple Airlines
Deal found 3/2$268
This American Airlines deal was found by Cheapflights users on 3/6. 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 stop7h 21m
American Airlines
Fri 4/106:12 pm
IAH
-
TRI
1 stop4h 42m
American Airlines
Deal found 3/6$289
This American Airlines deal was found by Cheapflights users on 3/4. 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 4/174:20 pm
TRI
-
IAH
2 stops8h 39m
American Airlines
Mon 4/204:42 pm
IAH
-
TRI
1 stop5h 04m
American Airlines
Deal found 3/4$294
This Kiwi.com deal was found by Cheapflights users on 3/2. 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.
Fri 3/276:29 pm
TRI
-
IAH
2 stops23h 44m
Multiple Airlines
Sun 3/299:15 pm
IAH
-
TRI
1 stop13h 58m
Multiple Airlines
Deal found 3/2$295
This United Airlines deal was found by Cheapflights users on 3/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1510:56 am
TRI
-
IAH
1 stop7h 18m
United Airlines
Tue 8/185:06 pm
IAH
-
TRI
1 stop6h 11m
United Airlines
Deal found 3/2$301
This Kiwi.com deal was found by Cheapflights users on 3/2. 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.
Sun 3/298:56 am
TRI
-
IAH
1 stop10h 23m
Multiple Airlines
Sun 3/299:15 pm
IAH
-
TRI
1 stop13h 58m
Multiple Airlines
Deal found 3/2$344
This American Airlines deal was found by Cheapflights users on 3/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/115:00 am
TRI
-
IAH
1 stop5h 21m
American Airlines
Tue 3/177:32 am
IAH
-
TRI
1 stop7h 13m
American Airlines
Deal found 3/2$375
This Delta deal was found by Cheapflights users on 3/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/277:17 pm
TRI
-
HOU
1 stop4h 25m
Delta
Sat 3/286:00 am
HOU
-
TRI
1 stop6h 00m
Delta
Deal found 3/2$414
This Delta deal was found by Cheapflights users on 3/6. 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 3/6$419
This Delta deal was found by Cheapflights users on 3/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/277:17 pm
TRI
-
HOU
1 stop4h 25m
Delta
Sun 3/296:00 am
HOU
-
TRI
1 stop15h 28m
Delta
Deal found 3/2$455
This American Airlines deal was found by Cheapflights users on 3/4. 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 4/175:08 pm
TRI
-
HOU
1 stop7h 39m
American Airlines
Mon 4/204:18 pm
HOU
-
TRI
1 stop5h 28m
American Airlines
Deal found 3/4$473
This Delta deal was found by Cheapflights users on 3/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/157:19 pm
TRI
-
HOU
1 stop4h 49m
Delta
Fri 4/245:23 pm
HOU
-
TRI
1 stop4h 09m
Delta
Deal found 3/2$495

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 7, 2026.

Round-trip from

$268
(Kiwi.com)

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. 9% potential increase in price ($36 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 7, 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

Wed 4/15

1:54 pm-7:33 pm

1 stop6h 39m

Houston George Bush Intcntl

Fri 4/24

7:00 am-1:03 pm

1 stop5h 03m

$295

BlountvilleHouston

TRI - IAH

TRIIAH

Blountville Tri Cities TN/VA

Fri 3/27

6:29 pm-5:13 pm

2 stops23h 44m

Houston George Bush Intcntl

Sun 3/29

9:15 pm-12:13 pm

1 stop13h 58m

$295

BlountvilleHouston

TRI - IAH

TRIIAH

Blountville Tri Cities TN/VA

Sat 8/15

10:56 am-5:14 pm

1 stop7h 18m

Houston George Bush Intcntl

Tue 8/18

5:06 pm-12:17 am

1 stop6h 11m

$301

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

$355

BlountvilleHouston

TRI - HOU

TRIHOU

Blountville Tri Cities TN/VA

Fri 3/27

7:17 pm-10:42 pm

1 stop4h 25m

Houston Hobby

Sat 3/28

6:00 am-1:00 pm

1 stop6h 00m

$414

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

$419

BlountvilleHouston

TRI - IAH

TRIIAH

Blountville Tri Cities TN/VA

Sat 4/4

10:32 am-4:03 pm

1 stop6h 31m

Houston George Bush Intcntl

Fri 4/10

12:23 pm-6:36 pm

1 stop5h 13m

$425

BlountvilleHouston

TRI - IAH

TRIIAH

Blountville Tri Cities TN/VA

Sat 8/1

5:41 pm-12:15 am

1 stop7h 34m

Houston George Bush Intcntl

Wed 8/5

5:05 pm-12:04 am

1 stop5h 59m

$429

BlountvilleHouston

TRI - HOU

TRIHOU

Blountville Tri Cities TN/VA

Fri 4/17

4:20 pm-11:47 pm

2 stops8h 27m

Houston Hobby

Mon 4/20

4:18 pm-10:46 pm

1 stop5h 28m

$478
Quickest round-trip

BlountvilleHouston

TRI - HOU

TRIHOU

Blountville Tri Cities TN/VA

Wed 4/15

7:19 pm-11:08 pm

1 stop4h 49m

Houston Hobby

Fri 4/24

5:23 pm-10:32 pm

1 stop4h 09m

$495

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/6

Showing 1-10 of 17 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 $56). 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 March 7, 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 7, 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
8,271 reviews

Food

7.2

Crew

8.5

Entertainment

7.8

Boarding

8.1

Overall

7.9

Comfort

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
8,271 reviews
Delta
7.9
Good
8,271 reviews

Food

7.2

Crew

8.5

Entertainment

7.8

Boarding

8.1

Overall

7.9

Comfort

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
11,399 reviews
Delta
7.9
Good
8,271 reviews

Food

7.2

Crew

8.5

Entertainment

7.8

Boarding

8.1

Overall

7.9

Comfort

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 6h 39m. 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 $56). 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 March 7, 2026.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$50Average$108FlexibilityNo cancel feeOn-time88%
American AirlinesCheapest$206Average$368FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$209Average$366FlexibilityNo cancel feeOn-time69%
DeltaCheapest$216Average$332FlexibilityNo cancel feeOn-timeN/A

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