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$263+ 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 12/11. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — SAT
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Find 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 October 30, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/113:55 pmTRI - SAT
1 stop23h 20mMultiple Airlines
Sun 12/143:10 pmSAT - TRI
1 stop20h 50mMultiple Airlines
Deal found 10/30$263
This Delta deal was found by Cheapflights users on 10/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/97:29 pmTRI - SAT
1 stop6h 05mDelta
Sat 12/135:10 amSAT - TRI
1 stop5h 57mDelta
Deal found 10/30$339
This American Airlines deal was found by Cheapflights users on 10/30. 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.
Tue 12/97:00 amTRI - SAT
1 stop8h 04mAmerican Airlines
Sat 12/133:00 pmSAT - TRI
2 stops8h 03mAmerican Airlines
Deal found 10/30$344
This Delta deal was found by Cheapflights users on 10/28. 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 11/1510:02 amTRI - SAT
1 stop5h 19mDelta
Tue 11/183:00 pmSAT - TRI
1 stop6h 31mDelta
Deal found 10/28$435
This American Airlines deal was found by Cheapflights users on 10/30. 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.
Thu 12/1112:40 pmTRI - SAT
2 stops9h 10mAmerican Airlines
Sun 12/145:00 amSAT - TRI
2 stops8h 21mAmerican Airlines
Deal found 10/30$480
This Delta deal was found by Cheapflights users on 10/29. 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 11/136:05 amTRI - SAT
1 stop5h 35mDelta
Thu 11/201:05 pmSAT - TRI
1 stop4h 42mDelta
Deal found 10/29$486
This American Airlines deal was found by Cheapflights users on 10/29. 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 11/132:40 pmTRI - SAT
2 stops9h 15mAmerican Airlines
Thu 11/206:42 amSAT - TRI
1 stop6h 32mAmerican Airlines
Deal found 10/29$491
This American Airlines deal was found by Cheapflights users on 10/30. 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 11/154:12 pmTRI - SAT
1 stop4h 58mAmerican Airlines
Tue 11/183:00 pmSAT - TRI
2 stops7h 27mAmerican Airlines
Deal found 10/30$520

Cheap 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 October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$263
(Kiwi.com)

Popular in

March

Cheapest in

September

Average price

$453
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. 23% potential increase in price ($146 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease ($40 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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 October 30, 2025.
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

Thu 12/11

3:55 pm-2:15 pm

1 stop23h 20m

San Antonio

Sun 12/14

3:10 pm-1:00 pm

1 stop20h 50m

$263

BlountvilleSan Antonio

TRI - SAT

TRISAT

Blountville Tri Cities TN/VA

Tue 3/17

6:55 pm-10:32 pm

1 stop4h 37m

San Antonio

Tue 3/24

8:00 am-3:03 pm

1 stop6h 03m

$339

BlountvilleSan Antonio

TRI - SAT

TRISAT

Blountville Tri Cities TN/VA

Tue 12/9

7:29 pm-12:34 am

1 stop6h 05m

San Antonio

Sat 12/13

5:10 am-12:07 pm

1 stop5h 57m

$339

BlountvilleSan Antonio

TRI - SAT

TRISAT

Blountville Tri Cities TN/VA

Tue 12/9

7:00 am-2:04 pm

1 stop8h 04m

San Antonio

Sat 12/13

3:00 pm-12:03 am

2 stops8h 03m

$344

BlountvilleSan Antonio

TRI - SAT

TRISAT

Blountville Tri Cities TN/VA

Tue 3/17

7:26 am-11:20 am

1 stop4h 54m

San Antonio

Tue 3/24

5:05 am-2:06 pm

2 stops8h 01m

$344

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

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 November is currently the most expensive (average of $125). 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 SAT?

Find hourly flight availability from Kingsport to San Antonio. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

It’s typically best to fly out from Kingsport to San Antonio in the evening. Doing so could potentially save you 31% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from Kingsport to San Antonio?

Use this chart to determine the cheapest time to fly round-trip from Kingsport to San Antonio. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Kingsport to San Antonio flight should consider departing on Saturday at noon when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 October 30, 2025.
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
7,998 reviews

Overall

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,998 reviews
Delta
7.9
Good
7,998 reviews

Overall

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,035 reviews
Delta
7.9
Good
7,998 reviews

Overall

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

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 4h 37m. Fly via Delta to get the fastest option. Airlines will cover a distance of 1045 mi.

  • 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 November is currently the most expensive (average of $125). 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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Alternative routes for Kingsport to San Antonio

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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$207Average$372FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$238Average$379FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$258Average$383FlexibilityNo cancel feeOn-time69%

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