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San Juan

$575+ Cheap flights from Blountville (TRI) to San Juan

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 8/28. Fares are subject to change and may not be available on all flights or dates of travel.
TRI — SJU
Jun 20 — Jun 271
Fri 6/20
Fri 6/27
1 adult, Economy
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Cheap flight deals from Blountville to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from Blountville (TRI) to San Juan (PR1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 15, 2025.

Round-trip from

$575
(American Airlines)

Popular in

December

Cheapest in

September

Average price

$575
From Blountville Tri Cities TN/VA to San Juan
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Highest demand for flights based on searches. 14% potential increase in price ($88 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Blountville to San Juan

Cheapest flights from Blountville to San Juan
Explore the most affordable flight options available from Blountville to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 15, 2025.

This American Airlines deal was found by Cheapflights users on 6/13. 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 8/284:05 pmTRI - SJU
1 stop6h 51mAmerican Airlines
Sun 8/317:05 pmSJU - TRI
2 stops15h 20mAmerican Airlines
Deal found 6/13$575
This Mytrip deal was found by Cheapflights users on 6/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/293:40 pmTRI - SJU
3 stops27h 39mMultiple Airlines
Wed 7/22:36 amSJU - TRI
3 stops36h 09mMultiple Airlines
Deal found 6/14$719
This Delta deal was found by Cheapflights users on 6/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/286:00 amTRI - SJU
1 stop7h 30mDelta
Fri 7/116:15 amSJU - TRI
1 stop9h 05mDelta
Deal found 6/14$740

Cheapflights Fare Finder

Customize your flight search to find flights from Blountville 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 15, 2025.
Use the filters below to find and compare flights from Blountville to San Juan that are best for you.

Fly from

Blountville

Fly to

San Juan

Route

Depart

Return

Price

BlountvilleSan Juan

TRI - SJU

TRISJU

Blountville Tri Cities TN/VA

Thu 8/28

4:05 pm-10:56 pm

1 stop6h 51m

San Juan Luis Munoz Marin Intl

Sun 8/31

7:05 pm-10:25 am

2 stops15h 20m

$575

BlountvilleSan Juan

TRI - SJU

TRISJU

Blountville Tri Cities TN/VA

Sun 6/29

3:40 pm-7:19 pm

3 stops27h 39m

San Juan Luis Munoz Marin Intl

Wed 7/2

2:36 am-2:45 pm

3 stops36h 09m

$719

BlountvilleSan Juan

TRI - SJU

TRISJU

Blountville Tri Cities TN/VA

Sat 6/28

6:00 am-1:30 pm

1 stop7h 30m

San Juan Luis Munoz Marin Intl

Fri 7/11

6:15 am-3:20 pm

1 stop9h 05m

$740

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/13

Best time to book a flight from Blountville to San Juan

Have a flexible travel schedule? Discover the best time to fly to San Juan from Blountville 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 Blountville to San Juan

What is the cheapest month to book a flight from Blountville to San Juan?

Currently, September is the cheapest month in which you can book a flight from Blountville to San Juan (average of $254). Flying from Blountville to San Juan 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 TRI to SJU?

Find hourly flight availability from Blountville to San Juan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 15, 2025.

It’s typically best to fly out from Blountville to San Juan in the afternoon. Doing so could potentially save you 6% on the flight price compared to flying in the morning, which is usually more expensive.

Rainfall in San Juan by month

Plan your trip to San Juan by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Juan 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 when rainfall is around 2.2 in.

Temperature in San Juan by month

Plan your trip to San Juan by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Juan, 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).

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 15, 2025.
Delta
8.0
Very good
7,961 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

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
7,961 reviews
Delta
8.0
Very good
7,961 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

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
7,961 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

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 Blountville to San Juan. 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 from for flights from Blountville to San Juan?

    Located just 5.7 mi from the city center, Blountville Tri Cities TN/VA is the airport most travelers will use when flying to San Juan from Blountville. Booking flights from Tri Cities TN/VA (TRI) to San Juan should be relatively easy as there are 0 daily outbound flights to San Juan from 2 different airlines.

  • What are the cheapest airlines flying from Blountville to San Juan round-trip?

    American Airlines, at $575, was found to be the cheapest airline from Blountville to San Juan. An alternate airline flying to your destination would be Delta.

  • Can I find deals for flights from Blountville to San Juan that include hotel bookings?

    Yes. In addition to deals on Blountville to San Juan flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Blountville to San Juan?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Blountville to San Juan.

  • Can I find deals for business class flights from Blountville to San Juan?

    Yes. Cheapflights offers flight deals from Blountville to San Juan 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 Blountville to San Juan?

    Currently, September is the cheapest month in which you can book a flight from Blountville to San Juan (average of $254). Flying from Blountville to San Juan 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

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Top 2 airlines flying from Blountville to San Juan

Discover the top 2 airlines that operate flights from Blountville 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 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$284Average$480FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$371Average$583FlexibilityNo cancel feeOn-time71%

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