$338+ Cheap flights from Kingsport, TN to San Juan
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 6/17. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — SJU
Jul 12 — Jul 191
Round-trip
1 adult, Economy
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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 Juan
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Best
Last-minute
One-way
Cheapest flights from Kingsport to San JuanExplore the most affordable flight options available from Kingsport to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2026.
Explore the most affordable flight options available from Kingsport to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2026.
This Delta deal was found by Cheapflights users on 6/8. 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.
Mon 8/243:46 pm
TRI
- SJU
1 stop6h 43m
Delta
Tue 9/12:59 pm
SJU
- TRI
1 stop7h 24m
Delta
Deal found 6/8![Delta logo]()
$446
This American Airlines deal was found by Cheapflights users on 6/8. 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.
Mon 9/285:11 pm
TRI
- SJU
2 stops17h 49m
American Airlines
Sat 10/36:27 am
SJU
- TRI
2 stops16h 34m
American Airlines
Deal found 6/8![American Airlines logo]()
$481
This Delta deal was found by Cheapflights users on 6/8. 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.
Mon 9/286:00 am
TRI
- SJU
1 stop10h 31m
Delta
Sat 10/37:30 am
SJU
- TRI
1 stop8h 50m
Delta
Deal found 6/8![Delta logo]()
$501
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/123:22 pm
TRI
- SJU
2 stops25h 18m
Multiple Airlines
Sat 7/188:37 pm
SJU
- TRI
1 stop17h 55m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$506
This American Airlines deal was found by Cheapflights users on 6/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/68:22 am
TRI
- SJU
1 stop15h 37m
American Airlines
Sun 8/97:30 am
SJU
- TRI
1 stop16h 26m
American Airlines
Deal found 6/9![American Airlines logo]()
$528
This Delta deal was found by Cheapflights users on 6/8. 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.
Tue 7/74:14 pm
TRI
- SJU
1 stop6h 16m
Delta
Mon 7/137:30 am
SJU
- TRI
1 stop7h 58m
Delta
Deal found 6/8![Delta logo]()
$581
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Sat 7/118:26 pm
TRI
- SJU
2 stops14h 38m
American Airlines
Sat 7/257:25 am
SJU
- TRI
1 stop14h 32m
American Airlines
Deal found 6/11![American Airlines logo]()
$586
This American Airlines deal was found by Cheapflights users on 6/8. 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.
Mon 7/68:26 pm
TRI
- SJU
2 stops13h 19m
American Airlines
Sat 7/117:25 am
SJU
- TRI
1 stop14h 32m
American Airlines
Deal found 6/8![American Airlines logo]()
$611
Best flights from Kingsport to San JuanDiscover carefully curated flight deals from Kingsport to San Juan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 12, 2026.
Discover carefully curated flight deals from Kingsport to San Juan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 12, 2026.
This American Airlines deal was found by Cheapflights users on 6/8. 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.
Mon 8/246:00 am
TRI
- SJU
2 stops15h 55m
American Airlines
Tue 9/17:24 pm
SJU
- TRI
2 stops16h 34m
American Airlines
Deal found 6/8![American Airlines logo]()
$446
This Delta deal was found by Cheapflights users on 6/8. 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.
Mon 8/243:46 pm
TRI
- SJU
1 stop6h 43m
Delta
Tue 9/12:59 pm
SJU
- TRI
1 stop7h 24m
Delta
Deal found 6/8![Delta logo]()
$446
This American Airlines deal was found by Cheapflights users on 6/8. 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.
Mon 9/285:11 pm
TRI
- SJU
2 stops17h 49m
American Airlines
Sat 10/36:27 am
SJU
- TRI
2 stops16h 34m
American Airlines
Deal found 6/8![American Airlines logo]()
$481
This Delta deal was found by Cheapflights users on 6/8. 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.
Mon 9/286:00 am
TRI
- SJU
1 stop10h 31m
Delta
Sat 10/37:30 am
SJU
- TRI
1 stop8h 50m
Delta
Deal found 6/8![Delta logo]()
$501
This American Airlines deal was found by Cheapflights users on 6/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/68:22 am
TRI
- SJU
1 stop15h 37m
American Airlines
Sun 8/97:30 am
SJU
- TRI
1 stop16h 26m
American Airlines
Deal found 6/9![American Airlines logo]()
$528
This Delta deal was found by Cheapflights users on 6/8. 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.
Tue 7/74:14 pm
TRI
- SJU
1 stop6h 16m
Delta
Mon 7/137:30 am
SJU
- TRI
1 stop7h 58m
Delta
Deal found 6/8![Delta logo]()
$581
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Sat 7/118:26 pm
TRI
- SJU
2 stops14h 38m
American Airlines
Sat 7/257:25 am
SJU
- TRI
1 stop14h 32m
American Airlines
Deal found 6/11![American Airlines logo]()
$586
This American Airlines deal was found by Cheapflights users on 6/7. 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.
Mon 7/66:54 am
TRI
- SJU
1 stop16h 05m
American Airlines
Sat 7/117:25 am
SJU
- TRI
1 stop16h 13m
American Airlines
Deal found 6/7![American Airlines logo]()
$611
Last-minute flights from Kingsport to San JuanDiscover last-minute flight deals from Kingsport to San Juan. Data last updated June 12, 2026 and is based on user searches.
Discover last-minute flight deals from Kingsport to San Juan. Data last updated June 12, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Sat 6/138:27 pm
TRI
- SJU
2 stops14h 35m
American Airlines
Thu 6/257:00 am
SJU
- TRI
1 stop16h 47m
American Airlines
Deal found 6/11![American Airlines logo]()
$763
This American Airlines deal was found by Cheapflights users on 6/8. 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.
Mon 7/68:26 pm
TRI
- SJU
2 stops13h 19m
American Airlines
Sat 7/117:25 am
SJU
- TRI
1 stop14h 32m
American Airlines
Deal found 6/8![American Airlines logo]()
$611
This Delta deal was found by Cheapflights users on 6/8. 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.
Tue 7/74:14 pm
TRI
- SJU
1 stop6h 16m
Delta
Mon 7/137:30 am
SJU
- TRI
1 stop7h 58m
Delta
Deal found 6/8![Delta logo]()
$581
This American Airlines deal was found by Cheapflights users on 6/8. 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 7/78:26 pm
TRI
- SJU
2 stops13h 19m
American Airlines
Mon 7/137:25 am
SJU
- TRI
1 stop12h 35m
American Airlines
Deal found 6/8![American Airlines logo]()
$703
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Sat 7/118:26 pm
TRI
- SJU
2 stops14h 38m
American Airlines
Sat 7/257:25 am
SJU
- TRI
1 stop14h 32m
American Airlines
Deal found 6/11![American Airlines logo]()
$586
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/123:22 pm
TRI
- SJU
2 stops25h 18m
Multiple Airlines
Sat 7/188:37 pm
SJU
- TRI
1 stop17h 55m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$506
One-way flights from Kingsport to San JuanSearch for one-way flight options from Kingsport to San Juan. Find affordable one-way fares based on user searches. Data last updated June 12, 2026.
Search for one-way flight options from Kingsport to San Juan. Find affordable one-way fares based on user searches. Data last updated June 12, 2026.
This American Airlines deal was found by Cheapflights users on 6/10. 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.
Wed 6/175:15 am
TRI
- SJU
1 stop9h 34m
American Airlines
Deal found 6/10![American Airlines logo]()
$338
Find flight deals from Kingsport to San Juan
Keep the following information in mind while searching for Kingsport to San Juan flight deals. Data was last updated June 12, 2026.
Round-trip from | $446 (Delta) |
|---|---|
One-way from | $338 (American Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Kingsport to San Juan 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 June 12, 2026.
Use the filters below to find and compare flights from Kingsport to San Juan that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BlountvilleSan Juan
TRI - SJU
TRISJU
Blountville Tri Cities TN/VA
Mon 8/24
6:00 am-9:55 pm
2 stops15h 55m
San Juan Luis Munoz Marin Intl
Tue 9/1
7:24 pm-11:58 am
2 stops16h 34m
$446
Quickest round-trip
BlountvilleSan Juan
TRI - SJU
TRISJU
Blountville Tri Cities TN/VA
Mon 8/24
3:46 pm-10:29 pm
1 stop6h 43m
San Juan Luis Munoz Marin Intl
Tue 9/1
2:59 pm-10:23 pm
1 stop7h 24m
$446
BlountvilleSan Juan
TRI - SJU
TRISJU
Blountville Tri Cities TN/VA
Mon 9/28
5:11 pm-11:00 am
2 stops17h 49m
San Juan Luis Munoz Marin Intl
Sat 10/3
6:27 am-11:01 pm
2 stops16h 34m
$481
BlountvilleSan Juan
TRI - SJU
TRISJU
Blountville Tri Cities TN/VA
Mon 9/28
6:00 am-4:31 pm
1 stop10h 31m
San Juan Luis Munoz Marin Intl
Sat 10/3
7:30 am-4:20 pm
1 stop8h 50m
$501
BlountvilleSan Juan
TRI - SJU
TRISJU
Blountville Tri Cities TN/VA
Thu 8/6
8:22 am-11:59 pm
1 stop15h 37m
San Juan Luis Munoz Marin Intl
Sun 8/9
7:30 am-11:56 pm
1 stop16h 26m
$528
BlountvilleSan Juan
TRI - SJU
TRISJU
Blountville Tri Cities TN/VA
Tue 7/7
4:14 pm-10:30 pm
1 stop6h 16m
San Juan Luis Munoz Marin Intl
Mon 7/13
7:30 am-3:28 pm
1 stop7h 58m
$581
BlountvilleSan Juan
TRI - SJU
TRISJU
Blountville Tri Cities TN/VA
Sat 7/11
8:26 pm-11:04 am
2 stops14h 38m
San Juan Luis Munoz Marin Intl
Sat 7/25
7:25 am-9:57 pm
1 stop14h 32m
$586
BlountvilleSan Juan
TRI - SJU
TRISJU
Blountville Tri Cities TN/VA
Mon 7/6
6:54 am-10:59 pm
1 stop16h 05m
San Juan Luis Munoz Marin Intl
Sat 7/11
7:25 am-11:38 pm
1 stop16h 13m
$611
Cheapest one-way
Quickest one-way
BlountvilleSan Juan
TRI - SJU
TRISJU
Blountville Tri Cities TN/VA
Wed 6/17
5:15 am-2:49 pm
1 stop9h 34m
$338
Sorted by cheapest first
Best time to book a flight from Kingsport to San Juan
Have a flexible travel schedule? Discover the best time to fly to San Juan from Kingsport with our price prediction graph.
TRI-SJU
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 Juan
K1N-PR1
TRI-SJU
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing San Juan
Get insights into the airlines that provide service to San Juan. 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 Juan. Reviews last updated June 12, 2026.
Get a feel of what it's like to fly with Delta and American Airlines from Kingsport to San Juan by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Food
7.2
Comfort
7.8
Overall
7.9
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Boarding
8.1
Food
7.2
Comfort
7.8
Overall
7.9
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Boarding
8.1
Food
7.2
Comfort
7.8
Overall
7.9
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
Find useful and relevant information for your journey from Kingsport to San Juan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Kingsport to San Juan
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to San Juan by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Kingsport to San Juan by cabin class
Find flights from Kingsport to San Juan, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Kingsport and San Juan flights
Browse other Kingsport and San Juan flight options. Last updated on June 12, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from Kingsport to San Juan
Discover the top 3 airlines that operate flights from Kingsport to San Juan. 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 June 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$238 | Average$555 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$365 | Average$645 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$376 | Average$516 | FlexibilityNo cancel fee | On-time63% |