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$167+ 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 1/7. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — TYS
Jan 20 — Jan 271
Tue 1/20
Tue 1/27
1 adult, Economy
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Cheap 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 December 21, 2025.

This eDestinos deal was found by Cheapflights users on 12/20. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/307:33 pmSJU - TYS
1 stop22h 44mMultiple Airlines
Sun 1/46:30 amTYS - SJU
2 stops41h 54mMultiple Airlines
Deal found 12/20$369
This eDestinos deal was found by Cheapflights users on 12/19. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/226:00 amSJU - TYS
1 stop27h 18mMultiple Airlines
Mon 12/296:00 amTYS - SJU
2 stops23h 34mMultiple Airlines
Deal found 12/19$455
This American Airlines deal was found by Cheapflights users on 12/19. 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.
Wed 12/318:25 amSJU - TYS
1 stop10h 35mAmerican Airlines
Tue 1/66:00 amTYS - SJU
1 stop8h 00mAmerican Airlines
Deal found 12/19$545
This American Airlines deal was found by Cheapflights users on 12/19. 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.
Fri 12/2610:25 amSJU - TYS
1 stop15h 13mAmerican Airlines
Thu 1/85:36 pmTYS - SJU
1 stop16h 12mAmerican Airlines
Deal found 12/19$557
This Kiwi.com deal was found by Cheapflights users on 12/19. 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.
Tue 12/236:28 pmSJU - TYS
1 stop16h 50mMultiple Airlines
Fri 12/266:00 amTYS - SJU
2 stops39h 05mMultiple Airlines
Deal found 12/19$559

Find 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 December 21, 2025.

Round-trip from

$214
(Kiwi.com)

One-way from

$167
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$609
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. 1% potential increase in price ($9 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 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 December 21, 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

Sat 1/10

9:15 pm-5:28 pm

2 stops45h 13m

Knoxville McGhee Tyson

Sat 1/17

5:59 pm-12:32 pm

1 stop17h 33m

$289

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Fri 1/23

8:00 am-5:28 pm

1 stop10h 28m

Knoxville McGhee Tyson

Sun 1/25

1:39 pm-3:12 pm

2 stops24h 33m

$321

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Fri 2/13

7:09 pm-6:10 pm

1 stop24h 01m

Knoxville McGhee Tyson

Fri 2/20

2:06 pm-11:09 pm

1 stop8h 03m

$344

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Thu 1/15

3:31 pm-5:28 pm

2 stops26h 57m

Knoxville McGhee Tyson

Mon 1/19

7:15 am-3:25 am

1 stop19h 10m

$344

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Fri 1/23

3:46 pm-11:44 pm

1 stop8h 58m

Knoxville McGhee Tyson

Sun 1/25

6:59 am-4:36 pm

1 stop8h 37m

$345

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Fri 2/6

6:27 pm-11:45 pm

1 stop6h 18m

Knoxville McGhee Tyson

Tue 2/10

11:58 am-8:58 pm

1 stop8h 00m

$345

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Wed 2/18

3:55 pm-11:52 pm

1 stop8h 57m

Knoxville McGhee Tyson

Tue 2/24

5:30 am-1:04 pm

1 stop6h 34m

$345

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Wed 3/4

6:15 am-11:08 am

1 stop5h 53m

Knoxville McGhee Tyson

Tue 3/10

5:01 pm-11:12 pm

1 stop6h 11m

$345

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Thu 1/8

4:54 pm-11:05 pm

1 stop7h 11m

Knoxville McGhee Tyson

Fri 1/16

7:15 am-9:47 am

2 stops25h 32m

$357

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Wed 1/7

7:35 am-5:53 pm

2 stops35h 18m

$167

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/20

Showing 1-10 of 16 results
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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 November is currently the most expensive (average of $409). 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 December 21, 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 afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 59% 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 December 21, 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
8,021 reviews

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.1

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
8,021 reviews
Delta
7.9
Good
8,021 reviews

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.1

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
11,050 reviews
Delta
7.9
Good
8,021 reviews

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.1

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 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.

  • What are the cheapest airlines to fly from Puerto Rico to Knoxville one-way?

    $192 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on United Airlines and American Airlines, with prices starting from $192 and $218, respectively.

  • 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 November is currently the most expensive (average of $409). 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
Cherokee
Crossville
Corbin
Morristown
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 December 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$385Average$455FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$390Average$565FlexibilityNo cancel feeOn-time71%

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