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$175+ Cheap flights from Kingsport, TN to San Diego (SAN)

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 7/22. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — SAN
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheap 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 July 3, 2025.

Round-trip from

$337
(Delta)

One-way from

$175
(Delta)

Popular in

February

Cheapest in

June

Average price

$648
From Kingsport to San Diego
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One-way flight from Kingsport to San Diego
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Highest demand for flights based on searches. 9% potential increase in price ($60 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find 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 July 3, 2025.

This Delta deal was found by Cheapflights users on 7/2. 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.
Sat 11/810:15 amTRI - SAN
1 stop8h 23mDelta
Tue 11/1112:50 pmSAN - TRI
1 stop6h 34mDelta
Deal found 7/2$337
This American Airlines deal was found by Cheapflights users on 7/1. 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 8/24:36 pmTRI - SAN
1 stop6h 28mAmerican Airlines
Sun 8/106:15 amSAN - TRI
1 stop6h 53mAmerican Airlines
Deal found 7/1$368
This Mytrip deal was found by Cheapflights users on 7/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/213:35 pmTRI - SAN
2 stops23h 21mMultiple Airlines
Mon 7/285:00 pmSAN - TRI
2 stops25h 15mMultiple Airlines
Deal found 7/3$535

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 July 3, 2025.
Use the filters below to find and compare flights from Kingsport to San Diego that are best for you.

Fly from

Kingsport

Fly to

San Diego

Route

Depart

Return

Price

BlountvilleSan Diego

TRI - SAN

TRISAN

Blountville Tri Cities TN/VA

Sat 11/8

10:15 am-3:38 pm

1 stop8h 23m

San Diego

Tue 11/11

12:50 pm-10:24 pm

1 stop6h 34m

$337

BlountvilleSan Diego

TRI - SAN

TRISAN

Blountville Tri Cities TN/VA

Sat 8/2

4:36 pm-8:04 pm

1 stop6h 28m

San Diego

Sun 8/10

6:15 am-4:08 pm

1 stop6h 53m

$368

BlountvilleSan Diego

TRI - SAN

TRISAN

Blountville Tri Cities TN/VA

Mon 7/21

3:35 pm-11:56 am

2 stops23h 21m

San Diego

Mon 7/28

5:00 pm-9:15 pm

2 stops25h 15m

$535

BlountvilleSan Diego

TRI - SAN

TRISAN

Blountville Tri Cities TN/VA

Tue 7/22

4:05 pm-7:56 pm

1 stop6h 51m

$175

BlountvilleSan Diego

TRI - SAN

TRISAN

Blountville Tri Cities TN/VA

Thu 7/17

3:39 pm-9:55 am

3 stops21h 16m

$235

BlountvilleSan Diego

TRI - SAN

TRISAN

Blountville Tri Cities TN/VA

Mon 8/25

7:15 am-3:25 pm

2 stops11h 10m

$384

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

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

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

Currently, August is the cheapest month in which you can book a flight from Kingsport to San Diego (average of $286). Flying from Kingsport to San Diego in March is currently the most expensive (average of $366). 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 SAN?

Find hourly flight availability from Kingsport to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2025.

When flying from Kingsport to San Diego, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

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

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

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 July 3, 2025.
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
8.0
Very good
7,982 reviews

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

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
8.0
Very good
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

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
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

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.

  • 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.

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

    Currently, August is the cheapest month in which you can book a flight from Kingsport to San Diego (average of $286). Flying from Kingsport to San Diego in March is currently the most expensive (average of $366). 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 Kingsport?

Book flights to Kingsport if you plan to visit one of these locations
El Cajon
Chula Vista
Coronado
National City
Lemon Grove
Imperial Beach
La Mesa
Poway
Alpine
Santee

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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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$150Average$204FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$258Average$448FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$262Average$475FlexibilityNo cancel feeOn-time71%
DeltaCheapest$276Average$473FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$366Average$503FlexibilityNo cancel feeOn-time75%

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