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Knoxville

$125+ Cheap flights from San Juan to Knoxville (TYS)

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 12/25. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — TYS
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
1 adult, Economy
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Cheap flight deals from San Juan to Knoxville

Discover tips and strategies to find the most affordable flight options for your journey from San Juan (PR1) to Knoxville (TYS). 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 November 13, 2025.

Round-trip from

$310
(Kiwi.com)

One-way from

$125
(Kiwi.com)

Popular in

July

Cheapest in

January

Average price

$514
From San Juan to Knoxville McGhee Tyson
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One-way flight from San Juan to Knoxville McGhee Tyson
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Highest demand for flights based on searches. 0% potential increase in price ($3 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from San Juan to Knoxville

Cheapest flights from San Juan to Knoxville
Explore the most affordable flight options available from San Juan to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 13, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/229:30 pmSJU - TYS
2 stops25h 33mMultiple Airlines
Mon 11/246:32 pmTYS - SJU
1 stop7h 22mMultiple Airlines
Deal found 11/12$282
This Mytrip deal was found by Cheapflights users on 11/11. 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.
Fri 12/1211:38 amSJU - TYS
1 stop6h 42mMultiple Airlines
Mon 12/151:05 pmTYS - SJU
1 stop10h 11mMultiple Airlines
Deal found 11/11$323
This Kiwi.com deal was found by Cheapflights users on 11/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/244:35 pmSJU - TYS
1 stop29h 21mMultiple Airlines
Wed 11/2611:00 amTYS - SJU
1 stop8h 27mMultiple Airlines
Deal found 11/13$348

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Juan to Knoxville 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 November 13, 2025.
Use the filters below to find and compare flights from San Juan to Knoxville that are best for you.

Fly from

San Juan

Fly to

Knoxville

Route

Depart

Return

Price

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Thu 12/11

4:10 am-5:20 pm

2 stops14h 10m

Knoxville McGhee Tyson

Mon 12/15

1:05 pm-11:25 pm

3 stops33h 20m

$360

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Fri 2/6

11:38 am-5:06 pm

1 stop6h 28m

Knoxville McGhee Tyson

Tue 2/10

12:21 pm-10:26 pm

1 stop9h 05m

$365

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Fri 12/26

2:31 pm-12:38 am

1 stop11h 07m

Knoxville McGhee Tyson

Thu 1/8

5:36 pm-10:48 am

1 stop16h 12m

$393

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Tue 5/5

5:05 am-5:05 pm

2 stops12h 00m

Knoxville McGhee Tyson

Tue 5/12

8:15 am-9:05 pm

2 stops12h 50m

$395

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Fri 1/23

11:38 am-9:21 pm

2 stops10h 43m

Knoxville McGhee Tyson

Tue 1/27

6:05 am-2:59 pm

1 stop7h 54m

$405

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Thu 2/19

6:15 am-1:52 pm

1 stop8h 37m

Knoxville McGhee Tyson

Mon 2/23

5:30 am-2:32 pm

1 stop8h 02m

$420

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Fri 4/24

10:00 am-6:10 pm

1 stop8h 10m

Knoxville McGhee Tyson

Mon 4/27

8:05 am-8:00 pm

2 stops11h 55m

$425

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Mon 12/22

6:00 am-8:18 am

1 stop27h 18m

Knoxville McGhee Tyson

Sat 12/27

11:51 am-12:58 am

1 stop12h 07m

$493

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Thu 12/11

2:36 pm-10:58 pm

2 stops9h 22m

Knoxville McGhee Tyson

Sat 12/20

6:53 pm-11:57 am

1 stop16h 04m

$505

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Thu 2/5

2:05 am-9:02 pm

2 stops19h 57m

Knoxville McGhee Tyson

Tue 2/10

11:10 am-9:00 pm

1 stop8h 50m

$510

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/13

Showing 1-10 of 18 results
1
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Best time to book a flight from San Juan to Knoxville

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

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

Currently, June is the cheapest month in which you can book a flight from San Juan to Knoxville (average of $137). Flying from San Juan to Knoxville in November is currently the most expensive (average of $411). 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 SJU to TYS?

Find hourly flight availability from San Juan to Knoxville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 13, 2025.

One of the essential ways to save on airfare from San Juan to Knoxville is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 46% on airfare.

How much does it cost to fly round-trip from San Juan to Knoxville?

Reviews of airlines servicing Knoxville

Get insights into the airlines that provide service to Knoxville. 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 Knoxville. Reviews last updated November 13, 2025.
Read through reviews of airlines operating flights from San Juan to Knoxville, such as Delta and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,007 reviews

Entertainment

7.9

Crew

8.5

Overall

7.9

Comfort

7.9

Boarding

8.1

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,007 reviews
Delta
7.9
Good
8,007 reviews

Entertainment

7.9

Crew

8.5

Overall

7.9

Comfort

7.9

Boarding

8.1

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,051 reviews
Delta
7.9
Good
8,007 reviews

Entertainment

7.9

Crew

8.5

Overall

7.9

Comfort

7.9

Boarding

8.1

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from San Juan to Knoxville. 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 into for flights to Knoxville from San Juan?

    Knoxville McGhee Tyson (TYS) is the airport you will fly into if you book a flight from San Juan to Knoxville. You should not have trouble finding flights to McGhee Tyson from San Juan; the airport handles an average of 0 inbound flights from San Juan per day. You should also have plenty of airline options to choose from since 2 airlines have flights to the Knoxville airport from San Juan. It is only a 11.3 mi journey from McGhee Tyson (TYS) to Knoxville’s city center.

  • How long is the flight from San Juan to Knoxville?

    Airlines like American Airlines and Southwest fly from San Juan to Knoxville in about 6h 28m. The time it takes to get you to your destination can typically vary by up to 5h 32m. The distance between San Juan and Knoxville is about 1625 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    American Airlines, at $334, was found to be the cheapest airline from San Juan to Knoxville. An alternate airline flying to your destination would be Delta. American Airlines is priced at 33% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

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

    Currently, June is the cheapest month in which you can book a flight from San Juan to Knoxville (average of $137). Flying from San Juan to Knoxville in November is currently the most expensive (average of $411). 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 Knoxville?

Book flights to Knoxville if you plan to visit one of these locations
Morristown
Cherokee
Crossville
Corbin
Bryson City
Alcoa
Oak Ridge
Murphy

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Alternative routes for San Juan to Knoxville

See prices for flight routes from nearby airports that may be better suited for you.
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Luis Munoz Marin Intl to Knoxville flights
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Top 2 airlines flying from San Juan to Knoxville

Discover the top 2 airlines that operate flights from San Juan to Knoxville. 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 November 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$334Average$525FlexibilityNo cancel feeOn-time71%
DeltaCheapest$380Average$455FlexibilityNo cancel feeOn-timeN/A

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