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$218+ 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 6/1. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — TYS
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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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 May 1, 2025.

Round-trip from

$326
(Mytrip)

One-way from

$218
(eDestinos)

Popular in

December

Cheapest in

September

Average price

$525
From Puerto Rico to Knoxville McGhee Tyson
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One-way flight from Puerto Rico to Knoxville McGhee Tyson
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High demand for flights, 1% potential price rise
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Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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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 May 1, 2025.

This Mytrip deal was found by Cheapflights users on 4/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/308:12 pmSJU - TYS
1 stop12h 08mMultiple Airlines
Fri 6/612:45 pmTYS - SJU
2 stops31h 33mMultiple Airlines
Deal found 4/30$326
This American Airlines deal was found by Cheapflights users on 4/30. 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.
Tue 5/277:15 amSJU - TYS
1 stop7h 09mAmerican Airlines
Fri 5/302:54 pmTYS - SJU
1 stop5h 39mAmerican Airlines
Deal found 4/30$405
This Delta deal was found by Cheapflights users on 4/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/25:48 pmSJU - TYS
1 stop6h 11mDelta
Tue 7/82:33 pmTYS - SJU
1 stop7h 50mDelta
Deal found 4/30$504
This deal was found by Cheapflights users on 4/30. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/137:25 amSJU - TYS
1 stop7h 10mUnited Airlines
Sun 5/255:45 amTYS - SJU
1 stop6h 49mUnited Airlines
Deal found 4/30$665

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 May 1, 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

Fri 5/30

8:12 pm-8:20 am

1 stop12h 08m

Knoxville McGhee Tyson

Fri 6/6

12:45 pm-8:18 pm

2 stops31h 33m

$326

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Tue 5/27

7:15 am-2:24 pm

1 stop7h 09m

Knoxville McGhee Tyson

Fri 5/30

2:54 pm-8:33 pm

1 stop5h 39m

$405

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Wed 7/2

5:48 pm-11:59 pm

1 stop6h 11m

Knoxville McGhee Tyson

Tue 7/8

2:33 pm-10:23 pm

1 stop7h 50m

$504

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Tue 5/13

7:25 am-2:35 pm

1 stop7h 10m

Knoxville McGhee Tyson

Sun 5/25

5:45 am-12:34 pm

1 stop6h 49m

$665

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Sun 6/1

6:00 am-10:16 am

1 stop28h 16m

$218

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Tue 5/27

6:10 am-10:20 pm

1 stop16h 10m

$223

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Fri 5/30

2:05 am-6:11 pm

1 stop16h 06m

$423

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Sat 5/31

2:50 pm-5:31 pm

3 stops26h 41m

$592

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

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, January is the cheapest month in which you can book a flight from Puerto Rico to Knoxville (average of $296). Flying from Puerto Rico to Knoxville in March is currently the most expensive (average of $376). 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 May 1, 2025.

When flying from Puerto Rico to Knoxville, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Knoxville by month

Plan your trip to Knoxville by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Knoxville ranges from 2.7 - 4.8 inches per month. March is typically the wettest month, when rainfall can reach 4.8 in. October is typically the driest time to visit Knoxville when rainfall is around 2.7 in.

Temperature in Knoxville by month

Plan your trip to Knoxville by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Knoxville, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

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 May 1, 2025.
Alaska Airlines
8.0
Very good
9,972 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.1

Comfort

7.9

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,972 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.1

Comfort

7.9

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,934 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.1

Comfort

7.9

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.1

Comfort

7.9

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.1

Comfort

7.9

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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?

    $223 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on United Airlines and Alaska Airlines, with prices starting from $423 and $592, 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, January is the cheapest month in which you can book a flight from Puerto Rico to Knoxville (average of $296). Flying from Puerto Rico to Knoxville in March is currently the most expensive (average of $376). 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 Puerto Rico?

Book flights to Puerto Rico if you plan to visit one of these locations
Morristown
Cherokee
Corbin
Maryville
Oak Ridge
Alcoa
Murphy

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Top 3 airlines flying from Puerto Rico to Knoxville

Discover the top 3 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$279Average$464FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$291Average$547FlexibilityNo cancel feeOn-time71%
DeltaCheapest$294Average$437FlexibilityNo cancel feeOn-timeN/A

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