$349+ 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 8/7. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — SAN
Aug 10 — Aug 171
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Kingsport to San Diego 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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 Diego
Cheapest
Best
Last-minute
One-way
Cheapest flights from Kingsport to San DiegoExplore 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 11, 2026.
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 11, 2026.
This Delta deal was found by Cheapflights users on 7/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/76:00 am
TRI
- SAN
1 stop6h 43m
Delta
Sun 10/119:45 pm
SAN
- TRI
1 stop8h 36m
Delta
Deal found 7/8![Delta logo]()
$349
This Delta deal was found by Cheapflights users on 7/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/73:44 pm
TRI
- SAN
1 stop6h 51m
Delta
Sun 8/169:30 pm
SAN
- TRI
1 stop9h 00m
Delta
Deal found 7/9![Delta logo]()
$384
This American Airlines deal was found by Cheapflights users on 7/7. 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.
Sat 11/76:25 am
TRI
- SAN
1 stop10h 24m
American Airlines
Sun 11/810:02 pm
SAN
- TRI
1 stop7h 18m
American Airlines
Deal found 7/7![American Airlines logo]()
$429
This American Airlines deal was found by Cheapflights users on 7/10. 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 12/192:45 pm
TRI
- SAN
1 stop9h 17m
American Airlines
Thu 12/2411:55 am
SAN
- TRI
1 stop7h 03m
American Airlines
Deal found 7/10![American Airlines logo]()
$444
This Delta deal was found by Cheapflights users on 7/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/164:14 pm
TRI
- SAN
1 stop9h 43m
Delta
Thu 7/2310:30 pm
SAN
- TRI
1 stop8h 05m
Delta
Deal found 7/7![Delta logo]()
$464
This Delta deal was found by Cheapflights users on 7/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/244:05 pm
TRI
- SAN
1 stop7h 55m
Delta
Mon 9/286:54 pm
SAN
- TRI
2 stops11h 39m
Delta
Deal found 7/7![Delta logo]()
$477
This Delta deal was found by Cheapflights users on 7/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/174:14 pm
TRI
- SAN
1 stop6h 21m
Delta
Sun 7/269:30 pm
SAN
- TRI
1 stop9h 05m
Delta
Deal found 7/8![Delta logo]()
$494
This American Airlines deal was found by Cheapflights users on 7/10. 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 7/162:16 pm
TRI
- SAN
1 stop7h 34m
American Airlines
Thu 7/231:55 pm
SAN
- TRI
1 stop7h 33m
American Airlines
Deal found 7/10![American Airlines logo]()
$549
This Delta deal was found by Cheapflights users on 7/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:00 am
TRI
- SAN
1 stop6h 43m
Delta
Sun 10/186:57 pm
SAN
- TRI
2 stops11h 24m
Delta
Deal found 7/8![Delta logo]()
$557
This American Airlines deal was found by Cheapflights users on 7/8. 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.
Wed 10/75:07 am
TRI
- SAN
1 stop7h 03m
American Airlines
Mon 10/1211:17 am
SAN
- TRI
1 stop8h 27m
American Airlines
Deal found 7/8![American Airlines logo]()
$596
Best flights from Kingsport to San DiegoDiscover carefully curated flight deals from Kingsport to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 11, 2026.
Discover carefully curated flight deals from Kingsport to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 11, 2026.
This Delta deal was found by Cheapflights users on 7/6. 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.
Fri 8/77:08 pm
TRI
- SAN
1 stop6h 52m
Delta
Sun 8/169:30 pm
SAN
- TRI
1 stop9h 00m
Delta
Deal found 7/6![Delta logo]()
$349
This Delta deal was found by Cheapflights users on 7/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/244:05 pm
TRI
- SAN
1 stop7h 55m
Delta
Mon 9/2810:25 pm
SAN
- TRI
1 stop8h 08m
Delta
Deal found 7/7![Delta logo]()
$349
This American Airlines deal was found by Cheapflights users on 7/6. 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 8/712:30 pm
TRI
- SAN
2 stops10h 24m
American Airlines
Sun 8/167:15 am
SAN
- TRI
2 stops9h 36m
American Airlines
Deal found 7/6![American Airlines logo]()
$913
This Delta deal was found by Cheapflights users on 7/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/174:14 pm
TRI
- SAN
1 stop6h 21m
Delta
Sun 7/269:30 pm
SAN
- TRI
1 stop9h 05m
Delta
Deal found 7/8![Delta logo]()
$494
This KAYAK deal was found by Cheapflights users on 7/11. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/172:10 pm
TRI
- SAN
2 stops48h 14m
Breeze Airways
Sun 7/2612:09 pm
SAN
- TRI
2 stops18h 06m
Breeze Airways
Deal found 7/11![Breeze Airways logo]()
$1,143
This Delta deal was found by Cheapflights users on 7/6. 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 7/166:00 am
TRI
- SAN
1 stop6h 26m
Delta
Thu 7/237:00 pm
SAN
- TRI
2 stops14h 56m
Delta
Deal found 7/6![Delta logo]()
$687
This Delta deal was found by Cheapflights users on 7/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/710:10 am
TRI
- SAN
2 stops12h 04m
Delta
Sun 10/117:59 pm
SAN
- TRI
2 stops10h 22m
Delta
Deal found 7/8![Delta logo]()
$1,373
This Delta deal was found by Cheapflights users on 7/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/46:00 am
TRI
- SAN
2 stops12h 10m
Delta
Tue 8/47:59 pm
SAN
- TRI
2 stops10h 31m
Delta
Deal found 7/7![Delta logo]()
$1,443
Last-minute flights from Kingsport to San DiegoDiscover last-minute flight deals from Kingsport to San Diego. Data last updated July 11, 2026 and is based on user searches.
Discover last-minute flight deals from Kingsport to San Diego. Data last updated July 11, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 7/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/164:14 pm
TRI
- SAN
1 stop9h 43m
Delta
Thu 7/2310:30 pm
SAN
- TRI
1 stop8h 05m
Delta
Deal found 7/7![Delta logo]()
$464
This American Airlines deal was found by Cheapflights users on 7/10. 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 7/162:16 pm
TRI
- SAN
1 stop7h 34m
American Airlines
Thu 7/231:55 pm
SAN
- TRI
1 stop7h 33m
American Airlines
Deal found 7/10![American Airlines logo]()
$549
This Delta deal was found by Cheapflights users on 7/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/174:14 pm
TRI
- SAN
1 stop6h 21m
Delta
Sun 7/269:30 pm
SAN
- TRI
1 stop9h 05m
Delta
Deal found 7/8![Delta logo]()
$494
This American Airlines deal was found by Cheapflights users on 7/11. 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 7/175:00 am
TRI
- SAN
2 stops9h 47m
American Airlines
Sun 7/261:55 pm
SAN
- TRI
1 stop7h 33m
American Airlines
Deal found 7/11![American Airlines logo]()
$850
This Delta deal was found by Cheapflights users on 7/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/17:00 am
TRI
- SAN
1 stop9h 08m
Delta
Sat 8/110:30 pm
SAN
- TRI
1 stop8h 05m
Delta
Deal found 7/7![Delta logo]()
$747
This Delta deal was found by Cheapflights users on 7/6. 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.
Fri 8/77:08 pm
TRI
- SAN
1 stop6h 52m
Delta
Sun 8/169:30 pm
SAN
- TRI
1 stop9h 00m
Delta
Deal found 7/6![Delta logo]()
$349
This American Airlines deal was found by Cheapflights users on 7/6. 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 8/78:22 am
TRI
- SAN
1 stop7h 26m
American Airlines
Sun 8/167:15 am
SAN
- TRI
2 stops9h 36m
American Airlines
Deal found 7/6![American Airlines logo]()
$743
One-way flights from Kingsport to San DiegoSearch for one-way flight options from Kingsport to San Diego. Find affordable one-way fares based on user searches. Data last updated July 11, 2026.
Search for one-way flight options from Kingsport to San Diego. Find affordable one-way fares based on user searches. Data last updated July 11, 2026.
This American Airlines deal was found by Cheapflights users on 7/7. 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.
Sat 8/15:24 pm
TRI
- SAN
1 stop9h 35m
American Airlines
Deal found 7/7![American Airlines logo]()
$374
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 July 11, 2026.
Round-trip from | $349 (Delta) |
|---|---|
Popular in | June |
Cheapest in | August |
Average price | $552 |
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 11, 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
Cheapest round-trip
BlountvilleSan Diego
TRI - SAN
TRISAN
Blountville Tri Cities TN/VA
Fri 8/7
7:08 pm-11:00 pm
1 stop6h 52m
San Diego
Sun 8/16
9:30 pm-9:30 am
1 stop9h 00m
$349
BlountvilleSan Diego
TRI - SAN
TRISAN
Blountville Tri Cities TN/VA
Thu 9/24
4:05 pm-9:00 pm
1 stop7h 55m
San Diego
Mon 9/28
10:25 pm-9:33 am
1 stop8h 08m
$349
Quickest round-trip
BlountvilleSan Diego
TRI - SAN
TRISAN
Blountville Tri Cities TN/VA
Fri 7/17
4:14 pm-7:35 pm
1 stop6h 21m
San Diego
Sun 7/26
9:30 pm-9:35 am
1 stop9h 05m
$494
BlountvilleSan Diego
TRI - SAN
TRISAN
Blountville Tri Cities TN/VA
Thu 7/16
6:00 am-9:26 am
1 stop6h 26m
San Diego
Thu 7/23
7:00 pm-12:56 pm
2 stops14h 56m
$687
BlountvilleSan Diego
TRI - SAN
TRISAN
Blountville Tri Cities TN/VA
Fri 8/7
12:30 pm-7:54 pm
2 stops10h 24m
San Diego
Sun 8/16
7:15 am-7:51 pm
2 stops9h 36m
$913
BlountvilleSan Diego
TRI - SAN
TRISAN
Blountville Tri Cities TN/VA
Fri 7/17
2:10 pm-11:24 am
2 stops48h 14m
San Diego
Sun 7/26
12:09 pm-9:15 am
2 stops18h 06m
$1,143
BlountvilleSan Diego
TRI - SAN
TRISAN
Blountville Tri Cities TN/VA
Wed 10/7
10:10 am-7:14 pm
2 stops12h 04m
San Diego
Sun 10/11
7:59 pm-9:21 am
2 stops10h 22m
$1,373
BlountvilleSan Diego
TRI - SAN
TRISAN
Blountville Tri Cities TN/VA
Tue 8/4
6:00 am-3:10 pm
2 stops12h 10m
San Diego
Tue 8/4
7:59 pm-9:30 am
2 stops10h 31m
$1,443
Cheapest one-way
Quickest one-way
BlountvilleSan Diego
TRI - SAN
TRISAN
Blountville Tri Cities TN/VA
Sat 8/1
5:24 pm-11:59 pm
1 stop9h 35m
$374
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.
TRI-SAN
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
K1N-SAN
TRI-SAN
No data available for this route at this time. Please check back soon.
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 11, 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.
Comfort
7.8
Crew
8.5
Boarding
8.1
Entertainment
7.8
Food
7.2
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Comfort
7.8
Crew
8.5
Boarding
8.1
Entertainment
7.8
Food
7.2
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Comfort
7.8
Crew
8.5
Boarding
8.1
Entertainment
7.8
Food
7.2
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
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.
Traveling to a place near San Diego?
Book flights to San Diego if you plan to visit one of these locationsEl Cajon
National City
Chula Vista
Poway
La Mesa
Coronado
Santee
San Ysidro
Julian
Lemon Grove
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
San Diego flight routes
Top destinations
Alternative routes for Kingsport to San Diego
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to San Diego by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Kingsport to San Diego by cabin class
Find flights from Kingsport to San Diego, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Kingsport and San Diego flights
Browse other Kingsport and San Diego flight options. Last updated on July 11, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to San Diego
Explore flights to San Diego departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 11, 2026.
Kingsport to San Diego flights
Consider these flights traveling from Kingsport to San Diego.
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 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$125 | Average$250 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$218 | Average$436 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$250 | Average$389 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$258 | Average$444 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$276 | Average$401 | FlexibilityNo cancel fee | On-time69% |