Luis Munoz Marin Intl

$119+ Cheap flights from Knoxville (TYS) to Luis Munoz Marin Intl (SJU)

TYS — SJU
Dec 6 — Dec 131
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Cheap flight deals from Knoxville to Luis Munoz Marin Intl

Cheapest flights from Knoxville to Luis Munoz Marin Intl

Thu 12/38:55 pm -
1 stop22h 50m
Thu 12/109:52 pm -
1 stop21h 50m
Deal found 11/5$280
Wed 11/186:17 pm -
1 stop18h 08m
Wed 12/26:25 am -
1 stop10h 54m
Deal found 11/1$306
Tue 12/14:32 pm -
1 stop27h 05m
Tue 12/86:25 am -
1 stop7h 42m
Deal found 11/3$322
Mon 11/162:21 pm -
1 stop8h 43m
Wed 11/183:55 am -
2 stops16h 38m
Deal found 11/2$346
Thu 12/319:08 pm -
1 stop14h 29m
Wed 1/66:51 pm -
2 stops24h 18m
Deal found 11/1$349
Tue 11/176:08 pm -
1 stop20h 11m
Sat 11/2110:54 pm -
2 stops24h 10m
Deal found 11/2$350
Thu 11/1911:36 am -
2 stops21h 17m
Sun 11/223:36 am -
1 stop20h 59m
Deal found 11/4$354
Thu 12/319:08 pm -
1 stop14h 29m
Wed 1/62:50 am -
2 stops16h 19m
Deal found 11/1$370

Find flight deals from Knoxville to Luis Munoz Marin Intl

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$265
(Kiwi.com)

One-way from

$119
(Kiwi.com)

Popular in

March

Cheapest in

January

Average price

$621
Provider with most accurate pricing for Knoxville McGhee Tyson-San Juan Luis Munoz Marin Intl flight deals.
Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-San Juan Luis Munoz Marin Intl flights.
From Knoxville McGhee Tyson to San Juan Luis Munoz Marin Intl
One-way flight from Knoxville McGhee Tyson to San Juan Luis Munoz Marin Intl
Highest demand for flights based on searches. 5% potential increase in price ($34 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
Average for round-trip flights in November 2026

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KnoxvilleSan Juan

TYS Knoxville McGhee Tyson - SJU San Juan Luis Munoz Marin Intl

TYSSJU

Knoxville McGhee Tyson

Mon 12/7

1:58 pm-1:19 am

1 stop10h 21m

San Juan Luis Munoz Marin Intl

Wed 12/31

12:00 am-11:00 pm

Nonstop0h 00m

$125

KnoxvilleSan Juan

TYS Knoxville McGhee Tyson - SJU San Juan Luis Munoz Marin Intl

TYSSJU

Knoxville McGhee Tyson

Thu 12/10

9:00 pm-8:37 pm

1 stop22h 37m

San Juan Luis Munoz Marin Intl

Wed 12/31

12:00 am-11:00 pm

Nonstop0h 00m

$193

KnoxvilleSan Juan

TYS Knoxville McGhee Tyson - SJU San Juan Luis Munoz Marin Intl

TYSSJU

Knoxville McGhee Tyson

Mon 1/4

1:53 pm-1:39 am

2 stops34h 46m

San Juan Luis Munoz Marin Intl

Wed 12/31

12:00 am-11:00 pm

Nonstop0h 00m

$210

KnoxvilleSan Juan

TYS Knoxville McGhee Tyson - SJU San Juan Luis Munoz Marin Intl

TYSSJU

Knoxville McGhee Tyson

Mon 12/14

1:00 pm-12:50 am

1 stop10h 50m

San Juan Luis Munoz Marin Intl

Wed 12/31

12:00 am-11:00 pm

Nonstop0h 00m

$218

KnoxvilleSan Juan

TYS Knoxville McGhee Tyson - SJU San Juan Luis Munoz Marin Intl

TYSSJU

Knoxville McGhee Tyson

Mon 1/4

6:30 am-2:40 pm

1 stop7h 10m

San Juan Luis Munoz Marin Intl

Wed 12/31

12:00 am-11:00 pm

Nonstop0h 00m

$233

KnoxvilleSan Juan

TYS Knoxville McGhee Tyson - SJU San Juan Luis Munoz Marin Intl

TYSSJU

Knoxville McGhee Tyson

Sun 12/6

6:20 am-2:40 pm

1 stop7h 20m

San Juan Luis Munoz Marin Intl

Wed 12/31

12:00 am-11:00 pm

Nonstop0h 00m

$243

KnoxvilleSan Juan

TYS Knoxville McGhee Tyson - SJU San Juan Luis Munoz Marin Intl

TYSSJU

Knoxville McGhee Tyson

Sat 2/27

6:15 am-2:40 pm

1 stop7h 25m

San Juan Luis Munoz Marin Intl

Wed 12/31

12:00 am-11:00 pm

Nonstop0h 00m

$248

KnoxvilleSan Juan

TYS Knoxville McGhee Tyson - SJU San Juan Luis Munoz Marin Intl

TYSSJU

Knoxville McGhee Tyson

Sun 12/6

8:30 am-1:07 am

2 stops39h 37m

San Juan Luis Munoz Marin Intl

Wed 12/31

12:00 am-11:00 pm

Nonstop0h 00m

$256

KnoxvilleSan Juan

TYS Knoxville McGhee Tyson - SJU San Juan Luis Munoz Marin Intl

TYSSJU

Knoxville McGhee Tyson

Sat 12/12

8:15 am-8:25 pm

2 stops11h 10m

San Juan Luis Munoz Marin Intl

Wed 12/31

12:00 am-11:00 pm

Nonstop0h 00m

$258
Quickest round-trip

KnoxvilleSan Juan

TYS Knoxville McGhee Tyson - SJU San Juan Luis Munoz Marin Intl

TYSSJU

Knoxville McGhee Tyson

Sat 4/3

7:50 am-2:45 pm

1 stop6h 55m

San Juan Luis Munoz Marin Intl

Wed 12/31

12:00 am-11:00 pm

Nonstop0h 00m

$258

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/5

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Compare providers for flights from Knoxville to Luis Munoz Marin Intl

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Knoxville to Luis Munoz Marin Intl in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 stars
CheapTicketsDealPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Knoxville-San Juan Luis Munoz Marin Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Knoxville-San Juan Luis Munoz Marin Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Knoxville-San Juan Luis Munoz Marin Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Knoxville-San Juan Luis Munoz Marin Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Knoxville-San Juan Luis Munoz Marin Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl from Knoxville with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

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

How far ahead should I book a flight from Knoxville to San Juan Luis Munoz Marin Intl Airport?

To ensure you get the cheapest price possible for a flight from Knoxville to San Juan Luis Munoz Marin Intl Airport, you should look to book at least 66 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from Knoxville to San Juan Luis Munoz Marin Intl Airport (average of $491). Flying from Knoxville to San Juan Luis Munoz Marin Intl Airport in March is currently the most expensive (average of $761). 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.

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

Airfare is below average for this route at the moment.

Knoxville to San Juan Luis Munoz Marin Intl Airport flights typically cost between $483 and $622 in January.
The cheapest round-trip price found within the last 5 days was $265 on Multiple Airlines (Jan 22-Jan 31).

Reviews of airlines servicing Luis Munoz Marin Intl

Peruse reviews from past customers who have flown with Southwest,Delta, andAmerican Airlines from Knoxville 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.

Overall

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Patricia,Oct 2026

DAL - TPA

I love flying southwest, Both flights were packed full full - so not room for all carry one and bags had to be checked but still good flights.

Overall

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Patricia,Oct 2026

DAL - TPA

I love flying southwest, Both flights were packed full full - so not room for all carry one and bags had to be checked but still good flights.

Overall

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Patricia,Oct 2026

DAL - TPA

I love flying southwest, Both flights were packed full full - so not room for all carry one and bags had to be checked but still good flights.

Overall

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Patricia,Oct 2026

DAL - TPA

I love flying southwest, Both flights were packed full full - so not room for all carry one and bags had to be checked but still good flights.

Related info for your journey

  • What airport do you fly from for flights from Knoxville to San Juan Luis Munoz Marin Intl?

    If you book a flight to San Juan Luis Munoz Marin Intl 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 Luis Munoz Marin Intl per day from 3 different airlines.

  • How long is the flight from Knoxville to San Juan Luis Munoz Marin Intl Airport?

    Airlines like Southwest, United Airlines, and Delta fly from Knoxville to San Juan Luis Munoz Marin Intl Airport in about 5h 45m. The time it takes to get you to your destination can typically vary by up to 5h 35m. The distance from Knoxville to San Juan Luis Munoz Marin Intl Airport is about 1625 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Knoxville to San Juan Luis Munoz Marin Intl Airport round-trip?

    Delta, at $346, was found to be the cheapest airline from Knoxville to San Juan Luis Munoz Marin Intl Airport.Alternate airlines to your destination round-trip include Southwest and American Airlines. You may be able to fly from Knoxville to San Juan Luis Munoz Marin Intl Airport for 43% less than the average price by searching for these airlines.

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

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

  • How can I find direct flights from Knoxville 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 Knoxville to Luis Munoz Marin Intl.

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

    Yes. Cheapflights offers flight deals from Knoxville 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 Knoxville to San Juan Luis Munoz Marin Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from Knoxville to San Juan Luis Munoz Marin Intl Airport (average of $491). Flying from Knoxville to San Juan Luis Munoz Marin Intl Airport in March is currently the most expensive (average of $761). 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

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

Book flights to San Juan Luis Munoz Marin Intl Airport if you plan to visit one of these locations
Luquillo
Rio Grande
Fajardo
Dorado
Humacao
Bayamón

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Knoxville to Luis Munoz Marin Intl

Top 3 airlines flying from Knoxville to Luis Munoz Marin Intl

AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$346Average$465FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$364Average$516FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$396Average$631FlexibilityNo cancel feeOn-time71%

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