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Cheap flights from Knoxville (TYS) to Puerto Rico from $220

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/21. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
TYS — SJU
Apr 29 — May 61
From?
To?
Mon 4/29
Mon 5/6
1 adult, Economy
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How far in advance should I book a flight from Knoxville to Puerto Rico?

To save up to 242% on this flight, we recommend booking at least 29 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Knoxville to Puerto Rico from $1,031 1-2 weeks out and tickets from $1,038 for flights departing within the next 72 hours.

What is the cheapest month to fly from Knoxville to Puerto Rico?

October can be a great time to fly to Puerto Rico from Knoxville with a flight ticket averaging about $652. Cheapflights users have found deals in the month of October for as cheap as $423. The most expensive prices can be found in the month of December.

When is the cheapest time to fly from Knoxville to Puerto Rico (TYS - PR)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Knoxville to Puerto Rico as you normally would.

Cheap Frontier flights from Knoxville to Puerto Rico

Explore cheap flight options specifically provided by Frontier for the route between Knoxville and Puerto Rico. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,086,534 searches. Data last updated April 24, 2024.
Take a look at some of the lowest-priced Frontier flights heading from Knoxville to Puerto Rico. It's recommended that users confirm their flight details before booking.
Tue 5/218:57 amTYS - SJU
1 stop10h 30mFrontier
Mon 5/2710:23 pmSJU - TYS
1 stop9h 34mFrontier
Deal found 4/23$220
Sun 6/94:26 pmTYS - SJU
1 stop9h 40mFrontier
Wed 6/1210:15 pmSJU - TYS
1 stop11h 42mFrontier
Deal found 4/23$358
Thu 5/309:55 pmTYS - SJU
1 stop19h 08mFrontier
Mon 6/310:23 pmSJU - TYS
1 stop9h 34mFrontier
Deal found 4/23$359
Thu 6/64:26 pmTYS - SJU
1 stop24h 16mFrontier
Sun 6/93:11 amSJU - TYS
1 stop28h 51mFrontier
Deal found 4/23$400
Sun 6/94:26 pmTYS - SJU
1 stop9h 40mFrontier
Mon 6/108:05 pmSJU - TYS
1 stop11h 57mFrontier
Deal found 4/23$428
Thu 5/309:55 pmTYS - SJU
1 stop19h 08mFrontier
Sun 6/23:15 amSJU - TYS
1 stop28h 42mFrontier
Deal found 4/23$439
Thu 6/274:26 pmTYS - SJU
1 stop15h 57mFrontier
Sat 6/293:08 amSJU - TYS
1 stop6h 49mFrontier
Deal found 4/23$442
Thu 6/64:26 pmTYS - SJU
1 stop24h 16mFrontier
Mon 6/108:05 pmSJU - TYS
1 stop11h 57mFrontier
Deal found 4/23$487
Thu 6/64:26 pmTYS - SJU
1 stop9h 38mFrontier
Sat 6/810:15 pmSJU - TYS
1 stop11h 42mFrontier
Deal found 4/23$508

Cheap American Airlines flights from Knoxville to Puerto Rico

Explore cheap flight options specifically provided by American Airlines for the route between Knoxville and Puerto Rico. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,086,534 searches. Data last updated April 24, 2024.
Take a gander at the lowest prices we've found on American Airlines flights from Knoxville to Puerto Rico. Check back soon if you're not seeing flights that suit your needs.
Sat 8/3112:40 pmTYS - SJU
1 stop9h 02mAmerican Airlines
Wed 9/48:44 amSJU - TYS
1 stop7h 03mAmerican Airlines
Deal found 4/23$384
Thu 5/2310:00 pmTYS - SJU
1 stop7h 00mAmerican Airlines
Mon 5/2712:45 amSJU - TYS
1 stop12h 55mAmerican Airlines
Deal found 4/22$386
Fri 8/162:31 pmTYS - SJU
1 stop9h 51mAmerican Airlines
Fri 8/306:33 amSJU - TYS
1 stop16h 44mAmerican Airlines
Deal found 4/23$387
Thu 5/309:11 amTYS - SJU
1 stop7h 54mAmerican Airlines
Mon 6/36:30 amSJU - TYS
2 stops15h 18mAmerican Airlines
Deal found 4/23$433
Fri 8/168:39 pmTYS - SJU
2 stops16h 06mAmerican Airlines
Fri 8/302:09 pmSJU - TYS
1 stop9h 08mAmerican Airlines
Deal found 4/23$435
Tue 5/215:19 amTYS - SJU
1 stop11h 46mAmerican Airlines
Tue 5/283:35 pmSJU - TYS
1 stop8h 43mAmerican Airlines
Deal found 4/23$449
Mon 8/197:09 amTYS - SJU
1 stop7h 37mAmerican Airlines
Fri 8/2312:03 pmSJU - TYS
1 stop11h 14mAmerican Airlines
Deal found 4/23$450
Thu 5/2310:00 pmTYS - SJU
1 stop7h 00mAmerican Airlines
Tue 5/281:35 pmSJU - TYS
1 stop10h 16mAmerican Airlines
Deal found 4/22$451
Sat 10/56:21 amTYS - SJU
1 stop18h 01mAmerican Airlines
Thu 10/1012:03 pmSJU - TYS
1 stop11h 14mAmerican Airlines
Deal found 4/23$457

Cheap Knoxville to Puerto Rico flights in April & May 2024

Find cheap flight options from Knoxville to Puerto Rico specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,086,534 searches. Prices were last updated on April 24, 2024.
The lowest fares we've come across on flights traveling from Knoxville to Puerto Rico in April and May 2024. Check back in a little while for more flight options.
Tue 5/218:57 amTYS - SJU
1 stop10h 30mFrontier
Mon 5/2710:23 pmSJU - TYS
1 stop9h 34mFrontier
Deal found 4/23$220
Thu 5/309:55 pmTYS - SJU
1 stop19h 08mFrontier
Mon 6/310:23 pmSJU - TYS
1 stop9h 34mFrontier
Deal found 4/23$359
Thu 5/2310:00 pmTYS - SJU
1 stop7h 00mAmerican Airlines
Mon 5/2712:45 amSJU - TYS
1 stop12h 55mAmerican Airlines
Deal found 4/22$386
Thu 5/309:11 amTYS - SJU
1 stop7h 54mAmerican Airlines
Mon 6/36:30 amSJU - TYS
2 stops15h 18mAmerican Airlines
Deal found 4/23$433
Thu 5/309:55 pmTYS - SJU
1 stop19h 08mFrontier
Sun 6/23:15 amSJU - TYS
1 stop28h 42mFrontier
Deal found 4/23$439
Sun 5/265:50 amTYS - SJU
1 stop15h 34mUnited Airlines
Thu 5/304:55 pmSJU - TYS
1 stop6h 49mUnited Airlines
Deal found 4/23$445
Tue 5/215:19 amTYS - SJU
1 stop11h 46mAmerican Airlines
Tue 5/283:35 pmSJU - TYS
1 stop8h 43mAmerican Airlines
Deal found 4/23$449
Thu 5/2310:00 pmTYS - SJU
1 stop7h 00mAmerican Airlines
Tue 5/281:35 pmSJU - TYS
1 stop10h 16mAmerican Airlines
Deal found 4/22$451
Sat 4/279:00 amTYS - SJU
1 stop9h 46mMultiple Airlines
Fri 5/32:40 amSJU - TYS
2 stops11h 22mMultiple Airlines
Deal found 4/22$462

Knoxville to Puerto Rico 2024 flight deals

Discover exclusive flight deals for travel between Knoxville and Puerto Rico in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,086,534 searches. Data last updated April 24, 2024.
The lowest fares we've come across on flights traveling from Knoxville to Puerto Rico in April and May 2024. Check back in a little while for more flight options.
Tue 5/218:57 amTYS - SJU
1 stop10h 30mFrontier
Mon 5/2710:23 pmSJU - TYS
1 stop9h 34mFrontier
Deal found 4/23$220
Tue 6/45:30 amTYS - SJU
1 stop9h 14mDelta
Thu 6/612:49 pmSJU - TYS
1 stop9h 04mDelta
Deal found 4/23$324
Sun 9/110:18 pmTYS - SJU
1 stop12h 47mFrontier
Sat 9/78:09 pmSJU - TYS
1 stop11h 55mFrontier
Deal found 4/24$334
Tue 6/2510:26 pmTYS - SJU
1 stop12h 19mFrontier
Mon 7/110:23 pmSJU - TYS
1 stop9h 28mFrontier
Deal found 4/24$354
Tue 6/45:30 amTYS - SJU
1 stop9h 14mDelta
Fri 6/76:10 amSJU - TYS
1 stop8h 41mDelta
Deal found 4/23$355
Sun 6/94:26 pmTYS - SJU
1 stop9h 40mFrontier
Wed 6/1210:15 pmSJU - TYS
1 stop11h 42mFrontier
Deal found 4/23$358
Thu 5/309:55 pmTYS - SJU
1 stop19h 08mFrontier
Mon 6/310:23 pmSJU - TYS
1 stop9h 34mFrontier
Deal found 4/23$359
Tue 6/2510:26 pmTYS - SJU
1 stop12h 19mFrontier
Sat 6/2910:15 pmSJU - TYS
1 stop11h 42mFrontier
Deal found 4/24$378
Mon 6/35:30 amTYS - SJU
1 stop9h 14mDelta
Thu 6/612:49 pmSJU - TYS
1 stop9h 04mDelta
Deal found 4/23$380

Knoxville to Puerto Rico flights leaving soon

Find last-minute flight options from Knoxville to Puerto Rico for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,086,534 searches. Data last updated April 24, 2024.
Have a look at some of the flights available from Knoxville to Puerto Rico departing last-minute. Tip: verify your flight details before completing your reservation.
Fri 5/311:14 amTYS - SJU
1 stop9h 22mAmerican Airlines
Mon 5/61:30 pmSJU - TYS
1 stop10h 21mAmerican Airlines
Deal found 4/23$591
Fri 5/36:52 amTYS - SJU
2 stops9h 43mAmerican Airlines
Mon 5/62:35 pmSJU - TYS
2 stops9h 16mAmerican Airlines
Deal found 4/23$651
Fri 5/37:30 amTYS - SJU
2 stops17h 29mMultiple Airlines
Sun 5/53:35 amSJU - TYS
2 stops10h 30mMultiple Airlines
Deal found 4/23$670
Fri 5/37:30 amTYS - SJU
3 stops19h 18mMultiple Airlines
Sun 5/53:35 amSJU - TYS
2 stops10h 30mMultiple Airlines
Deal found 4/23$726
Fri 5/37:30 amTYS - SJU
1 stop13h 11mMultiple Airlines
Sun 5/53:35 amSJU - TYS
2 stops10h 30mMultiple Airlines
Deal found 4/23$744

One-way flights to Puerto Rico from Knoxville

Search for one-way flight options from Knoxville to Puerto Rico. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,086,534 searches. Data last updated April 24, 2024.
Take a look at some of the one-way flights we've detected from Knoxville to Puerto Rico. Users can also find round-trip Knoxville to Puerto Rico flights by using the search form above.
Wed 6/1910:12 amTYS - SJU
1 stop10h 23mDelta
Deal found 4/23$267
Sat 6/15:19 amTYS - SJU
1 stop14h 56mAmerican Airlines
Deal found 4/23$291
Wed 6/1212:44 pmTYS - SJU
1 stop9h 46mAmerican Airlines
Deal found 4/23$316
Sat 6/17:05 pmTYS - SJU
2 stops18h 40mUnited Airlines
Deal found 4/23$335
Wed 6/195:12 amTYS - SJU
2 stops9h 57mAmerican Airlines
Deal found 4/23$356
Wed 6/127:40 pmTYS - SJU
2 stops17h 00mAmerican Airlines
Deal found 4/23$361
Fri 7/2612:43 pmTYS - SJU
2 stops23h 57mAmerican Airlines
Deal found 4/23$391

Find flights from Knoxville to Puerto Rico within your budget

Customize your flight search to find flights from Knoxville to Puerto Rico 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 3,086,534 searches. Data last updated April 24, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$220 - $445

Route

Depart

Return

Price

Knoxville McGhee TysonSan Juan Luis Munoz Marin Intl

TYS - SJU

TYSSJU

Knoxville McGhee Tyson

Tue 5/21

1 stop10h 30m

San Juan Luis Munoz Marin Intl

Mon 5/27

1 stop9h 34m

$220

Knoxville McGhee TysonSan Juan Luis Munoz Marin Intl

TYS - SJU

TYSSJU

Knoxville McGhee Tyson

Tue 6/4

1 stop9h 14m

San Juan Luis Munoz Marin Intl

Thu 6/6

1 stop9h 04m

$324

Knoxville McGhee TysonSan Juan Luis Munoz Marin Intl

TYS - SJU

TYSSJU

Knoxville McGhee Tyson

Tue 6/4

1 stop9h 14m

San Juan Luis Munoz Marin Intl

Fri 6/7

1 stop8h 41m

$355

Knoxville McGhee TysonSan Juan Luis Munoz Marin Intl

TYS - SJU

TYSSJU

Knoxville McGhee Tyson

Sun 6/9

1 stop9h 40m

San Juan Luis Munoz Marin Intl

Wed 6/12

1 stop11h 42m

$358

Knoxville McGhee TysonSan Juan Luis Munoz Marin Intl

TYS - SJU

TYSSJU

Knoxville McGhee Tyson

Thu 5/30

1 stop19h 08m

San Juan Luis Munoz Marin Intl

Mon 6/3

1 stop9h 34m

$359

Knoxville McGhee TysonSan Juan Luis Munoz Marin Intl

TYS - SJU

TYSSJU

Knoxville McGhee Tyson

Mon 6/3

1 stop9h 14m

San Juan Luis Munoz Marin Intl

Thu 6/6

1 stop9h 04m

$380

Knoxville McGhee TysonSan Juan Luis Munoz Marin Intl

TYS - SJU

TYSSJU

Knoxville McGhee Tyson

Sat 8/31

1 stop9h 02m

San Juan Luis Munoz Marin Intl

Wed 9/4

1 stop7h 03m

$384

Knoxville McGhee TysonSan Juan Luis Munoz Marin Intl

TYS - SJU

TYSSJU

Knoxville McGhee Tyson

Thu 5/23

1 stop7h 00m

San Juan Luis Munoz Marin Intl

Mon 5/27

1 stop12h 55m

$386

Knoxville McGhee TysonSan Juan Luis Munoz Marin Intl

TYS - SJU

TYSSJU

Knoxville McGhee Tyson

Sun 5/26

1 stop15h 34m

San Juan Luis Munoz Marin Intl

Thu 5/30

1 stop6h 49m

$445

Flights are sorted by cheapest first

Deals found on 4/23

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Puerto Rico

Get insights into the airlines that provide service to Puerto Rico. 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 Puerto Rico. Reviews last updated April 24, 2024.
Peruse reviews from past customers who have flown with Frontier, American Airlines and United Airlines from Knoxville to Puerto Rico to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.1
Very good
11,004 reviews
Check prices

Comfort

7.9

Overall

8.1

Crew

8.6

Entertainment

8.0

Food

7.5

Boarding

8.2

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

Delta
8.1
Very good
11,004 reviews
Delta
8.1
Very good
11,004 reviews
Check prices

Comfort

7.9

Overall

8.1

Crew

8.6

Entertainment

8.0

Food

7.5

Boarding

8.2

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

United Airlines
7.4
Good
11,272 reviews
Delta
8.1
Very good
11,004 reviews
Check prices

Comfort

7.9

Overall

8.1

Crew

8.6

Entertainment

8.0

Food

7.5

Boarding

8.2

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

American Airlines
7.3
Good
14,898 reviews
Delta
8.1
Very good
11,004 reviews
Check prices

Comfort

7.9

Overall

8.1

Crew

8.6

Entertainment

8.0

Food

7.5

Boarding

8.2

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

Frontier
6.3
Okay
4,139 reviews
Delta
8.1
Very good
11,004 reviews
Check prices

Comfort

7.9

Overall

8.1

Crew

8.6

Entertainment

8.0

Food

7.5

Boarding

8.2

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

Related info for your journey

Find useful and relevant information for your journey from Knoxville to Puerto Rico. 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 from for flights from Knoxville to Puerto Rico?

    For a flight from Knoxville to Puerto Rico, you will be flying from McGhee Tyson. Knoxville McGhee Tyson (TYS) is just 11.3 mi from the center of the city.

  • Can I find flights from Knoxville to Puerto Rico for under $300 on Cheapflights?

    Yes, there are multiple flights from Knoxville to Puerto Rico for under $300. The cheapest flight booked recently is on Frontier for just $220, but on average you can expect to pay $395.

  • Are there last-minute flights available from Knoxville to Puerto Rico for under $600?

    There are currently 5+ open flights from Knoxville to Puerto Rico within the next 7 days for less than $600.

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

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $267. Users have also found prices from $291 and $335 on American Airlines and United Airlines, respectively.

  • What are the most popular airlines that fly from Knoxville to Puerto Rico?

    When booking a flight from Knoxville to Puerto Rico, you may want to consider flying on American Airlines, Delta or Frontier as they are the most popular for this route.

  • What does TYS to SJU mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Knoxville McGhee Tyson Airport to San Juan Luis Munoz Marin Intl Airport flight would often be abbreviated as a TYS to SJU flight. Ready for more IATA code knowledge? These are related airports for your current travel destination: Aguadilla Borinquen Airport (BQN), Ponce Mercedita Airport (PSE), San Juan Isla Grande Airport (SIG), Culebra Airport (CPX), Vieques Airport (VQS).

  • Can I find deals for flights from Knoxville to Puerto Rico that include extra baggage allowance?

    The amount of baggage you can bring on your Knoxville to Puerto Rico flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Knoxville to Puerto Rico with specific airlines?

    Yes, Cheapflights allows you to browse and filter Knoxville to Puerto Rico flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Knoxville to Puerto Rico by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Knoxville to Puerto Rico that allow pets onboard?

    Many airlines flying from Knoxville to Puerto Rico offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Knoxville to Puerto Rico?

    Yes, you can often find last-minute deals on Knoxville to Puerto Rico flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Knoxville to Puerto Rico flight deals updated?

    The Knoxville to Puerto Rico flight deals you see on this page were last updated on 4/24.

See more FAQs

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Alternative routes for Knoxville to Puerto Rico
See prices for flight routes from nearby airports that may be better suited for you.

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Top 3 airlines flying from Knoxville to Puerto Rico

Discover the top 3 airlines that operate flights from Knoxville to Puerto Rico. 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 3,086,534 searches. Data last updated April 24, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$198Average$239FlexibilityNo cancel feeOn-time62%
Search Frontier flights
American AirlinesCheapest$321Average$571FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapest$324Average$460FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
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Search flights from Knoxville to Puerto Rico by cabin class

Find flights from Knoxville to Puerto Rico, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Business Class
Prem Econ Class
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Knoxville to Puerto Rico?

When you search for this flight from Knoxville to Puerto Rico, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Knoxville to Puerto Rico?

Cheapflights helps you find that perfect flight to Puerto Rico from Knoxville by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Knoxville to Puerto Rico with no change fees?

Yes! Cheapflights helps users easily find flights from Knoxville to Puerto Rico with no change fees.

Can Cheapflights notify me if prices for flights from Knoxville to Puerto Rico become cheaper?

Not ready to book yet? You can track prices for flights from Knoxville to Puerto Rico on Cheapflights with our Price Alert feature and get notified when better prices are available.

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