In terms of precipitation, rainfall in San Juan Luis Munoz Marin Intl Airport ranges from 2.2 - 6.1 inches per month. November is typically the wettest month, when rainfall can reach 6.1 in. February is typically the driest time to visit San Juan Luis Munoz Marin Intl Airport when rainfall is around 2.2 in.

If weather is an important factor for your trip to San Juan Luis Munoz Marin Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 77.0 F).

Can I find deals for flights from Kingsport to Luis Munoz Marin Intl that include hotel bookings?

Yes. In addition to deals on Kingsport to Luis Munoz Marin Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Kingsport to Luis Munoz Marin Intl?

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

Can I find deals for business class flights from Kingsport to Luis Munoz Marin Intl?

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

$233+ Flights from Kingsport to San Juan Luis Munoz Marin Intl Airport

Q: How much does it cost to fly round-trip from Kingsport to San Juan Luis Munoz Marin Intl Airport?

Airfare is below average for this route at the moment. Kingsport to San Juan Luis Munoz Marin Intl Airport flights typically cost between $582 and $982 in March. The cheapest round-trip price found within the last 3 days was $385 on American Airlines (Mar 25-Mar 30).

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Kingsport to Luis Munoz Marin Intl 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 Luis Munoz Marin Intl

Best flights from Kingsport to Luis Munoz Marin Intl
Discover carefully curated flight deals from Kingsport to Luis Munoz Marin Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.

Wed 3/2511:03 amTRI - SJU

2 stops11h 31mAmerican Airlines

Mon 3/307:40 amSJU - TRI

1 stop16h 07mAmerican Airlines

Deal found 12/16

$385

Fri 2/610:16 amTRI - SJU

1 stop9h 42mDelta

Sat 2/146:15 amSJU - TRI

1 stop7h 07mDelta

Deal found 12/17

$495

Wed 2/257:09 pmTRI - SJU

1 stop15h 32mAmerican Airlines

Sat 2/282:26 pmSJU - TRI

2 stops10h 24mAmerican Airlines

Deal found 12/16

$440

Fri 2/66:10 amTRI - SJU

2 stops9h 51mAmerican Airlines

Sat 2/147:30 amSJU - TRI

1 stop15h 58mAmerican Airlines

Deal found 12/17

$520

Sun 1/117:14 pmTRI - SJU

1 stop16h 54mAmerican Airlines

Sun 1/187:07 amSJU - TRI

1 stop16h 31mAmerican Airlines

Deal found 12/15

$589

Last-minute flights from Kingsport to Luis Munoz Marin Intl
Discover last-minute flight deals from Kingsport to Luis Munoz Marin Intl. Data last updated December 18, 2025 and is based on user searches.

Thu 1/17:56 amTRI - SJU

1 stop13h 09mAmerican Airlines

Mon 1/56:15 pmSJU - TRI

1 stop16h 26mAmerican Airlines

Deal found 12/17

$880

Sun 1/117:14 pmTRI - SJU

1 stop16h 54mAmerican Airlines

Sun 1/187:07 amSJU - TRI

1 stop16h 31mAmerican Airlines

Deal found 12/15

$589

One-way flights from Kingsport to Luis Munoz Marin Intl
Search for one-way flight options from Kingsport to Luis Munoz Marin Intl. Find affordable one-way fares based on user searches. Data last updated December 18, 2025.

Sun 4/2612:49 pmTRI - SJU

1 stop10h 05mDelta

Deal found 12/16

$233

Sun 4/267:10 amTRI - SJU

2 stops7h 25mAmerican Airlines

Deal found 12/16

$447

Find flight deals from Kingsport to Luis Munoz Marin Intl

Round-trip from	$385 (American Airlines)
One-way from	$233 (Delta)
Popular in	September
Cheapest in	June
Average price	$711

From Kingsport to San Juan Luis Munoz Marin Intl

Search Deals

One-way flight from Kingsport to San Juan Luis Munoz Marin Intl

Search Deals

Highest demand for flights based on searches. 10% potential increase in price ($72 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($27 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Kingsport to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BlountvilleSan Juan

TRI - SJU

TRISJU

Blountville Tri Cities TN/VA

Wed 3/25

11:03 am-10:34 pm

2 stops11h 31m

San Juan Luis Munoz Marin Intl

Mon 3/30

7:40 am-11:47 pm

1 stop16h 07m

$385

BlountvilleSan Juan

TRI - SJU

TRISJU

Blountville Tri Cities TN/VA

Wed 2/25

7:09 pm-11:41 am

1 stop15h 32m

San Juan Luis Munoz Marin Intl

Sat 2/28

2:26 pm-11:50 pm

2 stops10h 24m

$440

BlountvilleSan Juan

TRI - SJU

TRISJU

Blountville Tri Cities TN/VA

Fri 2/6

10:16 am-8:58 pm

1 stop9h 42m

San Juan Luis Munoz Marin Intl

Sat 2/14

6:15 am-12:22 pm

1 stop7h 07m

$495

BlountvilleSan Juan

TRI - SJU

TRISJU

Blountville Tri Cities TN/VA

Fri 2/6

6:10 am-5:01 pm

2 stops9h 51m

San Juan Luis Munoz Marin Intl

Sat 2/14

7:30 am-10:28 pm

1 stop15h 58m

$520

BlountvilleSan Juan

TRI - SJU

TRISJU

Blountville Tri Cities TN/VA

Sun 1/11

7:14 pm-1:08 pm

1 stop16h 54m

San Juan Luis Munoz Marin Intl

Sun 1/18

7:07 am-10:38 pm

1 stop16h 31m

$589

BlountvilleSan Juan

TRI - SJU

TRISJU

Blountville Tri Cities TN/VA

Sun 4/26

12:49 pm-10:54 pm

1 stop10h 05m

$233

BlountvilleSan Juan

TRI - SJU

TRISJU

Blountville Tri Cities TN/VA

Sun 4/26

4:20 pm-4:00 am

1 stop11h 40m

$233

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Best time to book a flight from Kingsport to Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl 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 Juan Luis Munoz Marin Intl Airport

What is the cheapest month to book a flight from Kingsport to San Juan Luis Munoz Marin Intl Airport?

Currently, August is the cheapest month in which you can book a flight from Kingsport to San Juan Luis Munoz Marin Intl Airport (average of $108). Flying from Kingsport to San Juan Luis Munoz Marin Intl Airport in September is currently the most expensive (average of $350). 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 SJU?

A simple way to save on the total cost of your ticket is to fly from Kingsport to San Juan Luis Munoz Marin Intl Airport in the afternoon. If you’re flexible enough to do this you can expect to save up to 14% on your trip compared to booking a flight at noon.

How much does it cost to fly round-trip from Kingsport to San Juan Luis Munoz Marin Intl Airport?

Reviews of airlines servicing Luis Munoz Marin Intl

Peruse reviews from past customers who have flown with American Airlines from Kingsport to San Juan Luis Munoz Marin Intl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

American Airlines

7.2

Good

11,055 reviews

Reviews

1 / 20

10.0

Excellent

Jeremy,Dec 2025

OKC - CLT

Was an okay flight. Had extra seat empty beside me so was able to stretch a bit

American Airlines

7.2

Good

11,055 reviews

American Airlines

7.2

Good

11,055 reviews

Reviews

1 / 20

10.0

Excellent

Jeremy,Dec 2025

OKC - CLT

Was an okay flight. Had extra seat empty beside me so was able to stretch a bit

Related info for your journey

How long is the flight from Kingsport to San Juan Luis Munoz Marin Intl Airport?
A quick flight from Kingsport to San Juan Luis Munoz Marin Intl Airport can take about 9h 42m. American Airlines provides one of the quickest options available for as low as $495. There are 1595 mi between Kingsport and San Juan Luis Munoz Marin Intl Airport. Both multi-stop and nonstop flights can be found to your destination and back.
Can I find deals for flights from Kingsport to Luis Munoz Marin Intl that include hotel bookings?
Yes. In addition to deals on Kingsport to Luis Munoz Marin Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Kingsport to Luis Munoz Marin Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kingsport to Luis Munoz Marin Intl.
Can I find deals for business class flights from Kingsport to Luis Munoz Marin Intl?
Yes. Cheapflights offers flight deals from Kingsport to Luis Munoz Marin Intl 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 Juan Luis Munoz Marin Intl Airport?
Currently, August is the cheapest month in which you can book a flight from Kingsport to San Juan Luis Munoz Marin Intl Airport (average of $108). Flying from Kingsport to San Juan Luis Munoz Marin Intl Airport in September is currently the most expensive (average of $350). 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

Dorado

Fajardo

Rio Grande

Humacao

Luquillo

Bayamón

Browse thousands of different options on Cheapflights for your next trip

Top 4 airlines flying from Kingsport to Luis Munoz Marin Intl

Airline	Cheapest	Average	Flexibility	On-time
Allegiant Air	Cheapest$86	Average$124	FlexibilityNo cancel fee	On-time88%
Delta	Cheapest$330	Average$480	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$365	Average$592	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$435	Average$635	FlexibilityNo cancel fee	On-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.

$233+ Cheap flights from Kingsport, TN to Luis Munoz Marin Intl (SJU)

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 4/26. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Kingsport to Luis Munoz Marin Intl with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Kingsport to Luis Munoz Marin Intl

Best flights from Kingsport to Luis Munoz Marin IntlDiscover carefully curated flight deals from Kingsport to Luis Munoz Marin Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.

Discover carefully curated flight deals from Kingsport to Luis Munoz Marin Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.

Find flight deals from Kingsport to Luis Munoz Marin Intl

Keep the following information in mind while searching for Kingsport to Luis Munoz Marin Intl flight deals. Data was last updated December 18, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Kingsport to San Juan Luis Munoz Marin Intl Airport that are best for you.

Best time to book a flight from Kingsport to Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl from Kingsport with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Kingsport to San Juan Luis Munoz Marin Intl Airport

What is the cheapest month to book a flight from Kingsport to San Juan Luis Munoz Marin Intl Airport?

What is the cheapest time of day to fly from K1N to SJU?

Find hourly flight availability from Kingsport to Luis Munoz Marin Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

How much does it cost to fly round-trip from Kingsport to San Juan Luis Munoz Marin Intl Airport?

Reviews of airlines servicing Luis Munoz Marin Intl

Peruse reviews from past customers who have flown with American Airlines from Kingsport to San Juan Luis Munoz Marin Intl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Kingsport to Luis Munoz Marin Intl. 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 San Juan Luis Munoz Marin Intl Airport?

Can I find deals for flights from Kingsport to Luis Munoz Marin Intl that include hotel bookings?

How can I find direct flights from Kingsport to Luis Munoz Marin Intl?

Can I find deals for business class flights from Kingsport to Luis Munoz Marin Intl?

What is the cheapest month to book a flight from Kingsport to San Juan Luis Munoz Marin Intl Airport?

Traveling to a place near San Juan Luis Munoz Marin Intl Airport?

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 Luis Munoz Marin Intl

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from Kingsport to Luis Munoz Marin Intl

100% Free

Book with Flexibility

Travel Smart

Best flights from Kingsport to Luis Munoz Marin Intl
Discover carefully curated flight deals from Kingsport to Luis Munoz Marin Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.