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$359+ Cheap flights from Kingsport, TN to San Diego (SAN)

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 7/16. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — SAN
Jun 11 — Jun 181
Thu 6/11
Thu 6/18
1 adult, Economy
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Cheap flight deals from Kingsport to San Diego

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

This Delta deal was found by Cheapflights users on 5/11. 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.
Thu 7/161:42 pm
TRI
-
SAN
1 stop6h 18m
Delta
Thu 7/239:30 pm
SAN
-
TRI
1 stop9h 05m
Delta
Deal found 5/11$359
This American Airlines deal was found by Cheapflights users on 5/11. 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 5/274:12 pm
TRI
-
SAN
1 stop8h 36m
American Airlines
Sat 5/3010:57 am
SAN
-
TRI
1 stop9h 29m
American Airlines
Deal found 5/11$419
This American Airlines deal was found by Cheapflights users on 5/11. 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 5/265:26 pm
TRI
-
SAN
1 stop9h 33m
American Airlines
Sat 5/3010:57 am
SAN
-
TRI
1 stop9h 29m
American Airlines
Deal found 5/11$464
This American Airlines deal was found by Cheapflights users on 5/11. 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 12/186:24 am
TRI
-
SAN
1 stop8h 59m
American Airlines
Tue 12/221:13 pm
SAN
-
TRI
1 stop7h 40m
American Airlines
Deal found 5/11$489
This American Airlines deal was found by Cheapflights users on 5/7. 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 6/184:12 pm
TRI
-
SAN
1 stop8h 36m
American Airlines
Mon 6/2210:28 pm
SAN
-
TRI
1 stop9h 14m
American Airlines
Deal found 5/7$505
This American Airlines deal was found by Cheapflights users on 5/8. 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 6/1611:10 am
TRI
-
SAN
2 stops10h 09m
American Airlines
Mon 6/2210:28 pm
SAN
-
TRI
1 stop9h 14m
American Airlines
Deal found 5/8$629

Find flight deals from Kingsport to San Diego

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

Round-trip from

$359
(Delta)

Popular in

July

Cheapest in

October

Average price

$393
From Kingsport to San Diego
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($58 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kingsport to San Diego 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 May 12, 2026.
Use the filters below to find and compare flights from Kingsport to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BlountvilleSan Diego

TRI - SAN

TRISAN

Blountville Tri Cities TN/VA

Thu 7/16

4:14 pm-10:57 pm

1 stop9h 43m

San Diego

Thu 7/23

9:30 pm-9:35 am

1 stop9h 05m

$359

BlountvilleSan Diego

TRI - SAN

TRISAN

Blountville Tri Cities TN/VA

Thu 6/18

11:10 am-6:19 pm

2 stops10h 09m

San Diego

Mon 6/22

10:28 pm-10:42 am

1 stop9h 14m

$704
Quickest round-trip

BlountvilleSan Diego

TRI - SAN

TRISAN

Blountville Tri Cities TN/VA

Wed 6/10

5:15 am-9:04 am

1 stop6h 49m

San Diego

Wed 6/10

1:23 pm-11:47 pm

1 stop7h 24m

$757

BlountvilleSan Diego

TRI - SAN

TRISAN

Blountville Tri Cities TN/VA

Mon 9/28

12:49 pm-10:48 pm

2 stops12h 59m

San Diego

Fri 10/2

9:40 pm-9:35 am

1 stop8h 55m

$887

BlountvilleSan Diego

TRI - SAN

TRISAN

Blountville Tri Cities TN/VA

Wed 10/7

6:05 am-10:10 am

1 stop7h 05m

San Diego

Sun 10/11

10:40 pm-9:35 am

1 stop7h 55m

$1,877

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/10

Sorted by cheapest first

Best time to book a flight from Kingsport to San Diego

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

How much does it cost to fly round-trip from Kingsport to San Diego?

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. 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 Diego. Reviews last updated May 12, 2026.
Get a feel of what it's like to fly with Delta and American Airlines from Kingsport to San Diego by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,446 reviews

Boarding

8.1

Crew

8.5

Food

7.2

Entertainment

7.8

Overall

7.9

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
7.9
Good
8,446 reviews
Delta
7.9
Good
8,446 reviews

Boarding

8.1

Crew

8.5

Food

7.2

Entertainment

7.8

Overall

7.9

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.1
Good
11,661 reviews
Delta
7.9
Good
8,446 reviews

Boarding

8.1

Crew

8.5

Food

7.2

Entertainment

7.8

Overall

7.9

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Kingsport to San Diego. 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 Diego from Kingsport?

    For a flight from Kingsport to San Diego, you will be flying into San Diego. San Diego (SAN) is just 2.6 mi from the center of the city. San Diego is the only San Diego airport and it handles 0 inbound flights from Kingsport per day. 5 airlines have flights to San Diego from Kingsport on a regular basis.

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

    For as low as $359, Delta can have you in San Diego from Kingsport in 9h 43m. Kingsport and San Diego are separated by a distance of 1983 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Kingsport to San Diego by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
El Cajon
Chula Vista
National City
Coronado
Poway
La Mesa
Julian
Lemon Grove

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Top 5 airlines flying from Kingsport to San Diego

Discover the top 5 airlines that operate flights from Kingsport to San Diego. 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 May 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$125Average$250FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$218Average$436FlexibilityNo cancel feeOn-time75%
DeltaCheapest$250Average$395FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$258Average$434FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$276Average$395FlexibilityNo cancel feeOn-time69%

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