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$289+ Cheap flights from Kingsport, TN to San Antonio (SAT)

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 3/17. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — SAT
Mar 14 — Mar 211
Sat 3/14
Sat 3/21
1 adult, Economy
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Cheap flight deals from Kingsport to San Antonio

Cheapest flights from Kingsport to San Antonio
Explore the most affordable flight options available from Kingsport to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 12, 2026.

This American Airlines deal was found by Cheapflights users on 2/11. 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 3/177:09 pm
TRI
-
SAT
1 stop5h 46m
American Airlines
Tue 3/247:20 am
SAT
-
TRI
1 stop6h 40m
American Airlines
Deal found 2/11$289
This Delta deal was found by Cheapflights users on 2/11. 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 4/17:07 pm
TRI
-
SAT
1 stop6h 31m
Delta
Wed 4/85:10 am
SAT
-
TRI
1 stop7h 11m
Delta
Deal found 2/11$299
This American Airlines deal was found by Cheapflights users on 2/11. 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 2/265:00 am
TRI
-
SAT
1 stop5h 20m
American Airlines
Mon 3/25:48 pm
SAT
-
TRI
1 stop4h 59m
American Airlines
Deal found 2/11$339
This American Airlines deal was found by Cheapflights users on 2/11. 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
-
SAT
1 stop5h 20m
American Airlines
Wed 4/86:00 am
SAT
-
TRI
2 stops7h 30m
American Airlines
Deal found 2/11$435
This American Airlines deal was found by Cheapflights users on 2/11. 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
-
SAT
2 stops8h 36m
American Airlines
Mon 4/136:10 am
SAT
-
TRI
1 stop7h 20m
American Airlines
Deal found 2/11$437
This American Airlines deal was found by Cheapflights users on 2/11. 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 3/184:15 pm
TRI
-
SAT
1 stop7h 04m
American Airlines
Fri 3/203:08 pm
SAT
-
TRI
1 stop6h 18m
American Airlines
Deal found 2/11$609
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/155:00 pm
TRI
-
SAT
1 stop22h 48m
Multiple Airlines
Fri 2/2010:48 pm
SAT
-
TRI
2 stops42h 49m
Multiple Airlines
Deal found 2/9$614

Find flight deals from Kingsport to San Antonio

Keep the following information in mind while searching for Kingsport to San Antonio flight deals. Data was last updated February 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$289
(American Airlines)

Popular in

January

Cheapest in

September

Average price

$336
Provider with most accurate pricing for Blountville Tri Cities TN/VA-San Antonio flight deals.
Search Deals
Provider most trusted by Cheapflights users for Blountville Tri Cities TN/VA-San Antonio flights.
Search Deals
From Kingsport to San Antonio
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($70 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($27 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 San Antonio 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 12, 2026.
Use the filters below to find and compare flights from Kingsport to San Antonio that are best for you.

Fly from

Kingsport

Fly to

San Antonio

Route

Depart

Return

Price

BlountvilleSan Antonio

TRI - SAT

TRISAT

Blountville Tri Cities TN/VA

Tue 3/17

7:09 pm-11:55 pm

1 stop5h 46m

San Antonio

Tue 3/24

7:20 am-3:00 pm

1 stop6h 40m

$289

BlountvilleSan Antonio

TRI - SAT

TRISAT

Blountville Tri Cities TN/VA

Fri 4/10

3:53 pm-10:30 pm

1 stop7h 37m

San Antonio

Mon 4/13

5:20 am-1:03 pm

1 stop6h 43m

$289

BlountvilleSan Antonio

TRI - SAT

TRISAT

Blountville Tri Cities TN/VA

Wed 4/1

7:07 pm-12:38 am

1 stop6h 31m

San Antonio

Wed 4/8

5:10 am-1:21 pm

1 stop7h 11m

$299

BlountvilleSan Antonio

TRI - SAT

TRISAT

Blountville Tri Cities TN/VA

Wed 4/1

5:00 am-9:20 am

1 stop5h 20m

San Antonio

Wed 4/8

6:00 am-2:30 pm

2 stops7h 30m

$435

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/11

Best time to book a flight from Kingsport to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio 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 San Antonio

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

Currently, May is the cheapest month in which you can book a flight from Kingsport to San Antonio (average of $86). Flying from Kingsport to San Antonio in January is currently the most expensive (average of $219). 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.

Reviews of airlines servicing San Antonio

Get insights into the airlines that provide service to San Antonio. 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 San Antonio. Reviews last updated February 12, 2026.
Peruse reviews from past customers who have flown with Delta and American Airlines from Kingsport to San Antonio to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,191 reviews

Boarding

8.1

Food

7.2

Entertainment

7.8

Overall

7.9

Comfort

7.9

Crew

8.5

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
8,191 reviews
Delta
7.9
Good
8,191 reviews

Boarding

8.1

Food

7.2

Entertainment

7.8

Overall

7.9

Comfort

7.9

Crew

8.5

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
11,277 reviews
Delta
7.9
Good
8,191 reviews

Boarding

8.1

Food

7.2

Entertainment

7.8

Overall

7.9

Comfort

7.9

Crew

8.5

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 San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to San Antonio from Kingsport?

    For a flight from Kingsport to San Antonio, you will be flying into San Antonio. San Antonio (SAT) is just 7.6 mi from the center of the city. San Antonio is the only San Antonio airport and it handles 0 inbound flights from Kingsport per day. 3 airlines have flights to San Antonio from Kingsport on a regular basis.

  • How long is the flight from Kingsport to San Antonio?

    There are many flights that can get you from Kingsport to San Antonio in 5h 46m. Fly via American Airlines or Delta to get the fastest option. Airlines will cover a distance of 1045 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

  • How can I find direct flights from Kingsport to San Antonio?

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

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

    Yes. Cheapflights offers flight deals from Kingsport to San Antonio 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 San Antonio?

    Currently, May is the cheapest month in which you can book a flight from Kingsport to San Antonio (average of $86). Flying from Kingsport to San Antonio in January is currently the most expensive (average of $219). 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

Traveling to a place near San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels
Kerrville

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See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Kingsport to San Antonio

Discover the top 3 airlines that operate flights from Kingsport to San Antonio. 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 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$169Average$352FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$232Average$372FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$237Average$362FlexibilityNo cancel feeOn-time69%

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