Cheap flights from Knoxville (TYS) to San Juan (SJU)

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The best prices from Knoxville to San Juan are usually found in June or July, booked 19 days in advance, depart on a Sunday or Friday and return on a Saturday

How to find the cheapest flight from
Knoxville (TYS) to San Juan (SJU)

All the information you need to plan the best TYS to SJU flight in 2021: compare Knoxville to San Juan flight prices with the expected peak season, weather and rainfall in San Juan.
TYS - PR1
Price
$422 - $642
PR1
Temperature
82.4 - 89.6 °F
PR1
Rainfall
1.3 - 5.8 inches

Popular in

March

High demand for flights, 13% potential price rise

Cheapest in

June

Best time to find cheap flights, 24% potential price drop

Round-trip from

$422

From Knoxville to San Juan

One-way from

$131

One-way flight from Knoxville to San Juan

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Knoxville to San Juan?

Departing on a Saturday is a good option for securing a great price. You can expect to save up to 26% when planning your travel around this day of the week.

How far in advance should I book a flight from Knoxville to San Juan?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 19 days in advance, which can save you up to 7% on flights from Knoxville to San Juan compared to booking the week you need them. Waiting 19 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $262. For sooner than that we have options available in the next 3 days from $281.

What is the cheapest month to fly from Knoxville to San Juan?

August can be a great time to fly to San Juan from Knoxville with a flight ticket averaging about $313. Cheapflights users have found deals in the month of August for as cheap as $121. The most expensive prices can be found in the month of December.

When is the cheapest time to fly from Knoxville to San Juan (TYS - PR1)?

It’s optimal to fly from Knoxville to San Juan at noon. By choosing this option you can save up to 43% on the cost of your flight, compared to a flight in the afternoon.

Cheap flights from Knoxville to San Juan in May, June 2021

The best prices found for TYS to SJU flights for May, June
21 May - 28 May
$320pp
TYS
Knoxville McGhee Tyson
Multiple Airlines
 
1 STOP
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Multiple Airlines
 
1 STOP
TYS
Knoxville McGhee Tyson
21 May - 28 May
$326pp
TYS
Knoxville McGhee Tyson
Multiple Airlines
   
2 STOPS
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Multiple Airlines
 
1 STOP
TYS
Knoxville McGhee Tyson
17 May - 23 May
$331pp
TYS
Knoxville McGhee Tyson
Multiple Airlines
   
2 STOPS
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Multiple Airlines
 
1 STOP
TYS
Knoxville McGhee Tyson

Knoxville to San Juan 2021 flight deals

Cheap flights to San Juan from Knoxville found for this year
21 May - 28 May
$320pp
TYS
Knoxville McGhee Tyson
Multiple Airlines
 
1 STOP
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Multiple Airlines
 
1 STOP
TYS
Knoxville McGhee Tyson
21 May - 28 May
$326pp
TYS
Knoxville McGhee Tyson
Multiple Airlines
   
2 STOPS
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Multiple Airlines
 
1 STOP
TYS
Knoxville McGhee Tyson
17 May - 23 May
$331pp
TYS
Knoxville McGhee Tyson
Multiple Airlines
   
2 STOPS
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Multiple Airlines
 
1 STOP
TYS
Knoxville McGhee Tyson

Last minute flights from Knoxville to San Juan

Late deals on round-trip flights to San Juan from Knoxville, departing today and this week
12 May - 15 May
$380pp
TYS
Knoxville McGhee Tyson
Multiple Airlines
   
2 STOPS
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Multiple Airlines
 
1 STOP
TYS
Knoxville McGhee Tyson
12 May - 14 May
$400pp
TYS
Knoxville McGhee Tyson
United Airlines
   
2 STOPS
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
United Airlines
   
2 STOPS
TYS
Knoxville McGhee Tyson
12 May - 14 May
$413pp
TYS
Knoxville McGhee Tyson
Multiple Airlines
   
2 STOPS
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Multiple Airlines
 
1 STOP
TYS
Knoxville McGhee Tyson

One-way flights to San Juan from Knoxville

The cheapest one-way flights from Knoxville to San Juan
2:30 am - 10:25 pm
Multiple Airlines
1 Stop
19h 55m
TYS - SJU
Multiple Airlines
$131
Gotogate
6:57 am - 8:24 pm
Multiple Airlines
1 Stop
13h 27m
TYS - SJU
Multiple Airlines
$143
Gotogate
4:39 am - 8:40 am
Multiple Airlines
1 Stop
28h 01m
TYS - SJU
Multiple Airlines
$150
Kiwi.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Knoxville</span> to <span class="emphasized">San Juan</span> flights.

Flight FAQs

From Knoxville to San Juan

Are flight prices decreasing from Knoxville to San Juan due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Knoxville and San Juan for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from Knoxville McGhee Tyson to San Juan to control the spread of COVID-19?

New policies can now be found on Delta to help keep travelers safe while flying. Some of the new policies that have been implemented to accommodate travelers flying from Knoxville McGhee Tyson to San Juan are improved sanitation, HEPA filters, mask requirements, social distance seating (for a limited time), and pre-flight testing for antibodies and symptoms. Policies will vary by airline.

Which airlines flying from Knoxville McGhee Tyson to San Juan have flexible cancellations due to COVID-19?

Some of the carriers operating flights from Knoxville McGhee Tyson to San Juan that may be offering flexible cancellation policies are American Airlines, Delta, and United Airlines. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

What airport do you fly from for flights from Knoxville to San Juan?

If you book a flight to San Juan from Knoxville, you will be flying from McGhee Tyson, which is the city’s only airport. Knoxville McGhee Tyson (TYS) is located 11.3 mi from the center of Knoxville. There are 0 flights from McGhee Tyson to San Juan per day from 5 different airlines.

Can I find flights from Knoxville to San Juan for under $400 on Cheapflights?

Yes, there are multiple flights from Knoxville to San Juan for under $400. The cheapest flight booked recently is on Multiple Airlines for just $320, but on average you can expect to pay $344.

Are there nonstop flights from Knoxville to San Juan for under $300 on Cheapflights?

There are no nonstop flights from Knoxville to San Juan, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Are there last-minute flights available from Knoxville to San Juan for under $400?

There are currently 5+ open flights from Knoxville to San Juan within the next 7 days for less than $400.

Is Knoxville weather warmer or cooler than San Juan?

We forecast the temperature to be around the 90 °F's in June, on average. The temperature in San Juan is generally hotter than in Knoxville. Book flights in a timely manner in correlation to your departure date.

How long is the flight from Knoxville to San Juan?

For as low as $400, United Airlines can have you in San Juan from Knoxville in 9h 45m. Both multi-stop and nonstop flights can be found to your destination and back.

What is the cheapest airline to fly from Knoxville to San Juan round-trip?

United Airlines, at $387, was found to be the cheapest airline from Knoxville to San Juan.. You may be able to fly from Knoxville to San Juan for 30% less than the average price by searching for this airline.

What are the cheapest airlines to fly from Knoxville to San Juan one-way?

The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $272.

Alternative routes for Knoxville to San Juan

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

Destination information for San Juan

Things to know before you go - useful duration and weather info for your trip from Knoxville to San Juan.
Today's exchange rate
$1 = $1.00
Average temperature for May in San Juan
87.8 °F
Avg rainfall for May in San Juan
3.6 ″

Airports servicing Knoxville

Airports servicing San Juan

San Juan Isla Grande (SIG)

Top 5 airlines flying from Knoxville to San Juan

The chart below displays the airlines Cheapflights users traveling from Knoxville to San Juan choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Allegiant Air
$150 $375 No cancel fee 88%
Frontier
$178 $416 No cancel fee 62%
American Airlines
$308 $614 No cancel fee 71%
United Airlines
$588 $738 No cancel fee 69%
Delta
$540 $991 No cancel fee N/A
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