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$133+ Cheap flights from Puerto Rico 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 12/23. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — TYS
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Find flight deals from Puerto Rico to Knoxville

Cheapest flights from Puerto Rico to Knoxville
Explore the most affordable flight options available from Puerto Rico to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
Sun 11/93:59 amSJU - TYS
1 stop20h 15mMultiple Airlines
Sat 11/156:12 pmTYS - SJU
2 stops22h 07mMultiple Airlines
Deal found 10/27$338
This American Airlines deal was found by Cheapflights users on 10/29. 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.
Tue 12/26:42 pmSJU - TYS
1 stop6h 17mAmerican Airlines
Thu 12/115:03 pmTYS - SJU
1 stop16h 06mAmerican Airlines
Deal found 10/29$405
This Mytrip deal was found by Cheapflights users on 10/27. 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.
Tue 11/253:44 amSJU - TYS
1 stop9h 54mMultiple Airlines
Wed 12/312:53 pmTYS - SJU
3 stops34h 23mMultiple Airlines
Deal found 10/27$410
This American Airlines deal was found by Cheapflights users on 10/30. 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 11/202:50 pmSJU - TYS
2 stops10h 01mAmerican Airlines
Thu 11/278:59 amTYS - SJU
2 stops24h 11mAmerican Airlines
Deal found 10/30$425
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Thu 11/276:52 pmSJU - TYS
1 stop20h 17mMultiple Airlines
Tue 12/26:33 pmTYS - SJU
2 stops22h 50mMultiple Airlines
Deal found 10/29$428
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
Sun 12/286:00 amSJU - TYS
2 stops35h 56mMultiple Airlines
Fri 1/98:30 amTYS - SJU
1 stop14h 19mMultiple Airlines
Deal found 10/28$429
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 11/243:59 amSJU - TYS
1 stop18h 29mMultiple Airlines
Mon 12/16:40 pmTYS - SJU
2 stops25h 00mMultiple Airlines
Deal found 10/29$434
This American Airlines deal was found by Cheapflights users on 10/29. 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 11/2011:00 amSJU - TYS
1 stop13h 59mAmerican Airlines
Tue 11/255:05 amTYS - SJU
1 stop7h 00mAmerican Airlines
Deal found 10/29$453

Cheap flight deals from Puerto Rico to Knoxville

Keep the following information in mind while searching for Puerto Rico to Knoxville flight deals. Data was last updated October 30, 2025.

Round-trip from

$338
(Kiwi.com)

One-way from

$133
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$440
From Puerto Rico to Knoxville McGhee Tyson
Search Deals
One-way flight from Puerto Rico to Knoxville McGhee Tyson
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($2 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Puerto Rico 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 October 30, 2025.
Use the filters below to find and compare flights from Puerto Rico to Knoxville that are best for you.

Fly from

Puerto Rico

Fly to

Knoxville

Route

Depart

Return

Price

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Sun 11/9

3:59 am-11:14 pm

1 stop20h 15m

Knoxville McGhee Tyson

Sat 11/15

10:54 am-5:19 pm

1 stop29h 25m

$360

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Fri 1/23

5:55 pm-10:54 pm

1 stop5h 59m

Knoxville McGhee Tyson

Tue 1/27

6:05 am-3:59 pm

2 stops8h 54m

$365

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Fri 1/16

5:51 pm-11:59 pm

1 stop7h 08m

Knoxville McGhee Tyson

Tue 1/20

12:21 pm-10:26 pm

1 stop9h 05m

$365

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Thu 11/20

9:30 pm-3:53 pm

2 stops19h 23m

Knoxville McGhee Tyson

Tue 11/25

4:48 pm-9:40 am

2 stops15h 52m

$454

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Mon 12/22

7:25 am-9:53 pm

2 stops15h 28m

Knoxville McGhee Tyson

Mon 12/29

6:00 am-9:23 am

1 stop26h 23m

$475

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Thu 12/18

9:37 pm-9:53 pm

1 stop25h 16m

Knoxville McGhee Tyson

Mon 12/22

5:38 pm-2:50 am

1 stop8h 12m

$477

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Fri 12/12

3:45 pm-11:59 pm

1 stop9h 14m

Knoxville McGhee Tyson

Tue 12/16

6:00 am-4:08 pm

1 stop9h 08m

$505

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Tue 12/2

11:00 am-9:17 pm

2 stops11h 17m

Knoxville McGhee Tyson

Thu 12/11

5:03 pm-11:53 pm

1 stop5h 50m

$505

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Wed 1/14

2:05 am-9:02 pm

2 stops19h 57m

Knoxville McGhee Tyson

Mon 1/19

6:45 am-3:40 pm

1 stop7h 55m

$510

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Tue 12/23

7:06 pm-3:16 pm

3 stops45h 10m

$179

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 16 results
1
2

Best time to book a flight from Puerto Rico to Knoxville

Have a flexible travel schedule? Discover the best time to fly to Knoxville from Puerto Rico 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 Puerto Rico to Knoxville

What is the cheapest month to book a flight from Puerto Rico to Knoxville?

Currently, June is the cheapest month in which you can book a flight from Puerto Rico to Knoxville (average of $137). Flying from Puerto Rico to Knoxville in July is currently the most expensive (average of $394). 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 PR to TYS?

Find hourly flight availability from Puerto Rico 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 October 30, 2025.

One of the essential ways to save on airfare from Puerto Rico to Knoxville is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 65% on airfare.

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 October 30, 2025.
Read through reviews of airlines operating flights from Puerto Rico 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
7,998 reviews

Comfort

7.9

Food

7.3

Overall

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Mary,Oct 2025

AMS - PDX

It's specail being able to fly non-stop from Amsterdam all the way home to Portland, Oregon!
Delta
7.9
Good
7,998 reviews
Delta
7.9
Good
7,998 reviews

Comfort

7.9

Food

7.3

Overall

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Mary,Oct 2025

AMS - PDX

It's specail being able to fly non-stop from Amsterdam all the way home to Portland, Oregon!
American Airlines
7.2
Good
11,035 reviews
Delta
7.9
Good
7,998 reviews

Comfort

7.9

Food

7.3

Overall

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Mary,Oct 2025

AMS - PDX

It's specail being able to fly non-stop from Amsterdam all the way home to Portland, Oregon!

Related info for your journey

Find useful and relevant information for your journey from Puerto Rico 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 Puerto Rico?

    Most people fly into Knoxville McGhee Tyson (TYS) if they book a flight to Knoxville from Puerto Rico. McGhee Tyson is conveniently located just 11.3 mi from Knoxville’s city center.

  • How long is the flight from Puerto Rico to Knoxville?

    Departing from Puerto Rico to Knoxville will take you 5h 59m. Airlines will cover a distance of 1625 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from Puerto Rico to Knoxville that include hotel bookings?

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

  • How can I find direct flights from Puerto Rico to Knoxville?

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

  • Can I find deals for business class flights from Puerto Rico to Knoxville?

    Yes. Cheapflights offers flight deals from Puerto Rico 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 Puerto Rico to Knoxville?

    Currently, June is the cheapest month in which you can book a flight from Puerto Rico to Knoxville (average of $137). Flying from Puerto Rico to Knoxville in July is currently the most expensive (average of $394). 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 Puerto Rico to Knoxville

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Top 2 airlines flying from Puerto Rico to Knoxville

Discover the top 2 airlines that operate flights from Puerto Rico 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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$334Average$508FlexibilityNo cancel feeOn-time71%
DeltaCheapest$380Average$455FlexibilityNo cancel feeOn-timeN/A

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