$204+ Cheap flights from Kingsport, TN to San Antonio (SAT)
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 4/6. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — SAT
apr. 30 — mai 71
Round-trip
1 adult, Economy
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Find cheap flights from Kingsport to San Antonio with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Kingsport to San Antonio
Cheapest
Best
Last-minute
One-way
Cheapest flights from Kingsport to San AntonioExplore 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 mars 31, 2026.
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 mars 31, 2026.
This Delta deal was found by Cheapflights users on 3/26. 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.
to. 4/307:19 pm
TRI
- SAT
1 stop6h 27m
Delta
to. 5/76:50 am
SAT
- TRI
1 stop7h 10m
Delta
Deal found 3/26![Delta logo]()
$339
This American Airlines deal was found by Cheapflights users on 3/27. 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.
fr. 4/105:05 am
TRI
- SAT
1 stop5h 10m
American Airlines
sø. 4/126:10 am
SAT
- TRI
1 stop7h 20m
American Airlines
Deal found 3/27![American Airlines logo]()
$414
This American Airlines deal was found by Cheapflights users on 3/26. 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.
to. 8/65:05 am
TRI
- SAT
1 stop4h 59m
American Airlines
sø. 8/92:17 pm
SAT
- TRI
1 stop6h 33m
American Airlines
Deal found 3/26![American Airlines logo]()
$446
This American Airlines deal was found by Cheapflights users on 3/26. 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.
ti. 4/75:08 pm
TRI
- SAT
1 stop4h 50m
American Airlines
sø. 4/126:10 am
SAT
- TRI
1 stop7h 20m
American Airlines
Deal found 3/26![American Airlines logo]()
$459
This Delta deal was found by Cheapflights users on 3/28. 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.
ti. 5/267:41 pm
TRI
- SAT
1 stop6h 03m
Delta
fr. 5/295:25 am
SAT
- TRI
1 stop6h 30m
Delta
Deal found 3/28![Delta logo]()
$627
This American Airlines deal was found by Cheapflights users on 3/26. 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.
to. 4/304:20 pm
TRI
- SAT
2 stops8h 36m
American Airlines
to. 5/73:11 pm
SAT
- TRI
1 stop6h 40m
American Airlines
Deal found 3/26![American Airlines logo]()
$669
This United Airlines deal was found by Cheapflights users on 3/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lø. 8/155:46 pm
TRI
- SAT
2 stops27h 07m
United Airlines
ti. 8/187:35 am
SAT
- TRI
2 stops15h 42m
United Airlines
Deal found 3/29![United Airlines logo]()
$707
Best flights from Kingsport to San AntonioDiscover carefully curated flight deals from Kingsport to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated mars 31, 2026.
Discover carefully curated flight deals from Kingsport to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated mars 31, 2026.
This Delta deal was found by Cheapflights users on 3/26. 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.
to. 4/307:19 pm
TRI
- SAT
1 stop6h 27m
Delta
to. 5/76:50 am
SAT
- TRI
1 stop7h 10m
Delta
Deal found 3/26![Delta logo]()
$339
This United Airlines deal was found by Cheapflights users on 3/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lø. 8/156:00 am
TRI
- SAT
2 stops16h 16m
United Airlines
ti. 8/188:53 am
SAT
- TRI
2 stops14h 24m
United Airlines
Deal found 3/30![United Airlines logo]()
$638
This American Airlines deal was found by Cheapflights users on 3/26. 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.
to. 4/304:20 pm
TRI
- SAT
2 stops8h 36m
American Airlines
to. 5/73:11 pm
SAT
- TRI
1 stop6h 40m
American Airlines
Deal found 3/26![American Airlines logo]()
$669
This Delta deal was found by Cheapflights users on 3/28. 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.
ti. 5/267:41 pm
TRI
- SAT
1 stop6h 03m
Delta
fr. 5/295:25 am
SAT
- TRI
1 stop6h 30m
Delta
Deal found 3/28![Delta logo]()
$627
Last-minute flights from Kingsport to San AntonioDiscover last-minute flight deals from Kingsport to San Antonio. Data last updated mars 31, 2026 and is based on user searches.
Discover last-minute flight deals from Kingsport to San Antonio. Data last updated mars 31, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 3/26. 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.
ti. 4/75:08 pm
TRI
- SAT
1 stop4h 50m
American Airlines
sø. 4/126:10 am
SAT
- TRI
1 stop7h 20m
American Airlines
Deal found 3/26![American Airlines logo]()
$459
This Delta deal was found by Cheapflights users on 3/26. 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.
ti. 4/72:01 pm
TRI
- SAT
2 stops9h 41m
Delta
sø. 4/125:10 am
SAT
- TRI
2 stops9h 00m
Delta
Deal found 3/26![Delta logo]()
$3,026
This American Airlines deal was found by Cheapflights users on 3/27. 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.
fr. 4/105:05 am
TRI
- SAT
1 stop5h 10m
American Airlines
sø. 4/126:10 am
SAT
- TRI
1 stop7h 20m
American Airlines
Deal found 3/27![American Airlines logo]()
$414
This Delta deal was found by Cheapflights users on 3/27. 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.
fr. 4/101:45 pm
TRI
- SAT
2 stops9h 57m
Delta
sø. 4/125:10 am
SAT
- TRI
2 stops9h 00m
Delta
Deal found 3/27![Delta logo]()
$3,598
This Delta deal was found by Cheapflights users on 3/26. 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.
to. 4/307:19 pm
TRI
- SAT
1 stop6h 27m
Delta
to. 5/76:50 am
SAT
- TRI
1 stop7h 10m
Delta
Deal found 3/26![Delta logo]()
$339
This American Airlines deal was found by Cheapflights users on 3/26. 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.
to. 4/304:20 pm
TRI
- SAT
2 stops8h 36m
American Airlines
to. 5/73:11 pm
SAT
- TRI
1 stop6h 40m
American Airlines
Deal found 3/26![American Airlines logo]()
$669
One-way flights from Kingsport to San AntonioSearch for one-way flight options from Kingsport to San Antonio. Find affordable one-way fares based on user searches. Data last updated mars 31, 2026.
Search for one-way flight options from Kingsport to San Antonio. Find affordable one-way fares based on user searches. Data last updated mars 31, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/30. 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.
ma. 4/65:08 pm
TRI
- SAT
2 stops56h 11m
Multiple Airlines
Deal found 3/30![Multiple Airlines logo]()
$204
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 mars 31, 2026.
Round-trip from | $339 (Delta) |
|---|---|
One-way from | $204 (Kiwi.com) |
Popular in | January |
Cheapest in | July |
Average price | $328 |
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 mars 31, 2026.
Use the filters below to find and compare flights from Kingsport to San Antonio that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BlountvilleSan Antonio
TRI - SAT
TRISAT
Blountville Tri Cities TN/VA
to. 4/30
7:19 pm-12:46 am
1 stop6h 27m
San Antonio
to. 5/7
6:50 am-3:00 pm
1 stop7h 10m
$339
Quickest round-trip
BlountvilleSan Antonio
TRI - SAT
TRISAT
Blountville Tri Cities TN/VA
ti. 5/26
7:41 pm-12:44 am
1 stop6h 03m
San Antonio
fr. 5/29
5:25 am-12:55 pm
1 stop6h 30m
$627
BlountvilleSan Antonio
TRI - SAT
TRISAT
Blountville Tri Cities TN/VA
lø. 8/15
6:00 am-9:16 pm
2 stops16h 16m
San Antonio
ti. 8/18
8:53 am-12:17 am
2 stops14h 24m
$638
BlountvilleSan Antonio
TRI - SAT
TRISAT
Blountville Tri Cities TN/VA
to. 4/30
4:20 pm-11:56 pm
2 stops8h 36m
San Antonio
to. 5/7
3:11 pm-10:51 pm
1 stop6h 40m
$669
Cheapest one-way
Quickest one-way
BlountvilleSan Antonio
TRI - SAT
TRISAT
Blountville Tri Cities TN/VA
ma. 4/6
5:08 pm-12:19 am
3 stops56h 11m
$241
Sorted by cheapest first
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.
TRI-SAT
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
K1N-SAT
TRI-SAT
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 February is currently the most expensive (average of $238). 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.
How much does it cost to fly round-trip from Kingsport to San Antonio?
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 mars 31, 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.
Boarding
8.1
Overall
7.9
Food
7.2
Comfort
7.9
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Overall
7.9
Food
7.2
Comfort
7.9
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Overall
7.9
Food
7.2
Comfort
7.9
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
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.
Traveling to a place near San Antonio?
Book flights to San Antonio if you plan to visit one of these locationsNew Braunfels
Kerrville
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Complete your trip
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Kingsport and San Antonio flights
Browse other Kingsport and San Antonio flight options. Last updated on mars 31, 2026.
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Explore flights to San Antonio departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on mars 31, 2026.
Kingsport to San Antonio flights
Consider these flights traveling from Kingsport to San Antonio.
Top 4 airlines flying from Kingsport to San Antonio
Discover the top 4 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 mars 31, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$169 | Average$348 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$216 | Average$512 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$232 | Average$342 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$236 | Average$362 | FlexibilityNo cancel fee | On-time69% |