HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Puerto Rico

$549+ Cheap flights from Kingsport, TN to Puerto Rico

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 2/19. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — SJU
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Kingsport to Puerto Rico 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 Puerto Rico

Keep the following information in mind while searching for Kingsport to Puerto Rico flight deals. Data was last updated September 15, 2025.

Round-trip from

$549
(American Airlines)

Popular in

September

Cheapest in

June

Average price

$905
From Kingsport to Puerto Rico
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($82 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Kingsport to Puerto Rico

Cheapest flights from Kingsport to Puerto Rico
Explore the most affordable flight options available from Kingsport to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This American Airlines deal was found by Cheapflights users on 9/13. 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 9/186:35 amTRI - SJU
2 stops11h 40mAmerican Airlines
Wed 9/241:37 pmSJU - TRI
2 stops9h 32mAmerican Airlines
Deal found 9/13$605
This American Airlines deal was found by Cheapflights users on 9/14. 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 11/228:25 pmTRI - SJU
2 stops12h 45mAmerican Airlines
Sun 11/307:15 amSJU - TRI
1 stop16h 42mAmerican Airlines
Deal found 9/14$854
This American Airlines deal was found by Cheapflights users on 9/14. 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 9/304:31 pmTRI - SJU
2 stops18h 40mAmerican Airlines
Tue 10/711:56 amSJU - TRI
2 stops11h 00mAmerican Airlines
Deal found 9/14$1,280
This Delta deal was found by Cheapflights users on 9/15. 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 9/306:11 amTRI - SJU
1 stop10h 20mDelta
Tue 10/77:15 amSJU - TRI
1 stop5h 28mDelta
Deal found 9/15$1,315

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kingsport to Puerto Rico 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 September 15, 2025.
Use the filters below to find and compare flights from Kingsport to Puerto Rico that are best for you.

Fly from

Kingsport

Fly to

Puerto Rico

Route

Depart

Return

Price

BlountvilleSan Juan

TRI - SJU

TRISJU

Blountville Tri Cities TN/VA

Thu 2/19

4:19 pm-4:55 am

1 stop11h 36m

San Juan Luis Munoz Marin Intl

Sun 3/1

10:26 am-9:35 pm

2 stops12h 09m

$549

BlountvilleSan Juan

TRI - SJU

TRISJU

Blountville Tri Cities TN/VA

Fri 2/27

4:19 pm-4:55 am

1 stop11h 36m

San Juan Luis Munoz Marin Intl

Sat 3/7

5:41 am-2:11 pm

2 stops9h 30m

$594

BlountvilleSan Juan

TRI - SJU

TRISJU

Blountville Tri Cities TN/VA

Sat 11/22

8:25 pm-10:10 am

2 stops12h 45m

San Juan Luis Munoz Marin Intl

Sun 11/30

7:15 am-10:57 pm

1 stop16h 42m

$854

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Best time to book a flight from Kingsport to Puerto Rico

Have a flexible travel schedule? Discover the best time to fly to Puerto Rico 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 Puerto Rico

What is the cheapest month to book a flight from Kingsport to Puerto Rico?

Currently, September is the cheapest month in which you can book a flight from Kingsport to Puerto Rico (average of $254). Flying from Kingsport to Puerto Rico in June is currently the most expensive (average of $339). 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 PR?

Find hourly flight availability from Kingsport to Puerto Rico. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

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

Reviews of airlines servicing Puerto Rico

Get insights into the airlines that provide service to Puerto Rico. 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 Puerto Rico. Reviews last updated September 15, 2025.
See what other customers who have flown with Delta and American Airlines from Kingsport to Puerto Rico have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,954 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,954 reviews
Delta
8.0
Very good
7,954 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,954 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Kingsport to Puerto Rico. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Kingsport to Puerto Rico?

    Airlines like American Airlines fly from Kingsport to Puerto Rico in about 11h 36m. The time it takes to get you to your destination can typically vary by up to . The distance between Kingsport and Puerto Rico is about 1595 mi.

  • Can I find deals for flights from Kingsport to Puerto Rico that include hotel bookings?

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

  • How can I find direct flights from Kingsport to Puerto Rico?

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

  • Can I find deals for business class flights from Kingsport to Puerto Rico?

    Yes. Cheapflights offers flight deals from Kingsport to Puerto Rico 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 Puerto Rico?

    Currently, September is the cheapest month in which you can book a flight from Kingsport to Puerto Rico (average of $254). Flying from Kingsport to Puerto Rico in June is currently the most expensive (average of $339). 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

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 for Kingsport to Puerto Rico

See prices for flight routes from nearby airports that may be better suited for you.
Nashville to Luis Munoz Marin Intl flights
Memphis to Montego Bay flights
Nashville to Punta Cana flights
Memphis to Luis Munoz Marin Intl flights
Chattanooga to Oranjestad flights
Nashville to Oranjestad flights
Knoxville to Luis Munoz Marin Intl flights
Memphis to Saint Thomas Island flights
Nashville to Saint Thomas Island flights
Knoxville to Montego Bay flights
Nashville to Providenciales flights
Nashville to Castries flights
Memphis to Oranjestad flights
Memphis to Punta Cana flights
Nashville to Montego Bay flights
Knoxville to Oranjestad flights
Nashville to Nassau flights
Nashville to Willemstad flights
Memphis to Nassau flights
Chattanooga to Luis Munoz Marin Intl flights
Memphis to Santo Domingo flights
Knoxville to Castries flights
Nashville to George Town flights
Memphis to Simpson Bay flights
Nashville to Port of Spain flights
Nashville to Simpson Bay flights
Chattanooga to Montego Bay flights
Knoxville to Punta Cana flights
Knoxville to Saint Thomas Island flights
Nashville to Santo Domingo flights
Memphis to Castries flights
Nashville to Havana flights
Nashville to Christiansted flights
Chattanooga to Providenciales flights
Memphis to Providenciales flights
Nashville to Kingston flights
Nashville to Puerto Plata flights
Blountville to Montego Bay flights
Nashville to St. John's flights
Nashville to Bridgetown flights
Knoxville to Nassau flights
Blountville to Punta Cana flights
Knoxville to George Town flights
Knoxville to Marsh Harbour flights
Nashville to Santiago de los Caballeros flights
Memphis to Bridgetown flights
Blountville to Luis Munoz Marin Intl flights
Memphis to George Town flights
Nashville to Aguadilla flights

Top 3 airlines flying from Kingsport to Puerto Rico

Discover the top 3 airlines that operate flights from Kingsport to Puerto Rico. 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$320Average$492FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$339Average$590FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$353Average$590FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.