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Cheap flights from Knoxville (TYS) to San Juan from $115

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 6/20. 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
Jun 14 — Jun 211
From?
To?
Fri 6/14
Fri 6/21
1 adult, Economy
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The best prices from Knoxville McGhee Tyson to San Juan are usually found in September or January, booked 31 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

Cheap flight deals from Knoxville to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to San Juan (PR1). 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 June 9, 2024.

Popular in

December

Cheapest in

September

Round-trip from

$245

One-way from

$233
High demand for flights, 28% potential price rise
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Best time to find cheap flights, 19% potential price drop
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From Knoxville McGhee Tyson to San Juan
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One-way flight from Knoxville McGhee Tyson to San Juan
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What is the cheapest day to fly round-trip from Knoxville to San Juan?

Thursday flights are found to be more expensive to fly from Knoxville to San Juan. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to San Juan.

How far in advance should I book a flight from Knoxville to San Juan?

Users have found that booking a flight from Knoxville to San Juan at least 32 days early can save you up to 403% on average compared to booking a flight this week. If booking 32 days before your flight isn’t an option for you, users have found flights from Knoxville to San Juan for as little as $305 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $921 for flights departing within the next 3 days.

What is the cheapest month to fly from Knoxville to San Juan?

The best pricing can be found in the month of September. Prices to San Juan from Knoxville average $553. You can even find prices in September for less than $553, as users have found deals to San Juan from as low as $323. The month of December appears to be one of the more expensive times to travel to San Juan from Knoxville. Flying in the targeted month can save you up to 39%.

What is the cheapest time of day to fly from TYS to SJU?

A simple way to save on the total cost of your ticket is to fly from Knoxville to San Juan in the evening. If you’re flexible enough to do this you can expect to save up to 54% on your trip compared to booking a flight at noon.

Cheap Knoxville to San Juan flights in June & July 2024

Find cheap flight options from Knoxville to San Juan specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,020,828 searches. Prices were last updated on June 9, 2024.
Scroll through some of the best deals on flights from Knoxville to San Juan in 2024. Check back regularly for other flight deals.
Thu 7/114:52 pmTYS - SJU
1 stop9h 12mFrontier
Mon 7/1510:15 pmSJU - TYS
1 stop9h 47mFrontier
Deal found 6/8$256
Wed 7/179:00 amTYS - SJU
1 stop8h 43mMultiple Airlines
Sat 7/2010:12 pmSJU - TYS
1 stop13h 15mMultiple Airlines
Deal found 6/8$303
Wed 7/179:00 amTYS - SJU
1 stop8h 43mMultiple Airlines
Sat 7/2010:12 pmSJU - TYS
1 stop13h 15mMultiple Airlines
Deal found 6/8$306
Wed 7/178:10 amTYS - SJU
2 stops18h 59mMultiple Airlines
Sat 7/2010:12 pmSJU - TYS
1 stop13h 15mMultiple Airlines
Deal found 6/8$315
Wed 7/178:10 amTYS - SJU
2 stops18h 59mMultiple Airlines
Sat 7/2010:12 pmSJU - TYS
1 stop13h 15mMultiple Airlines
Deal found 6/8$318
Fri 7/1911:49 amTYS - SJU
1 stop11h 42mMultiple Airlines
Sun 7/213:09 amSJU - TYS
1 stop12h 44mMultiple Airlines
Deal found 6/7$340
Fri 7/1911:49 amTYS - SJU
1 stop14h 47mMultiple Airlines
Mon 7/228:24 pmSJU - TYS
2 stops24h 12mMultiple Airlines
Deal found 6/7$346
Wed 7/178:10 amTYS - SJU
3 stops34h 03mMultiple Airlines
Sat 7/2010:12 pmSJU - TYS
1 stop13h 15mMultiple Airlines
Deal found 6/8$348
Wed 7/178:10 amTYS - SJU
3 stops18h 09mMultiple Airlines
Sat 7/2010:12 pmSJU - TYS
1 stop13h 15mMultiple Airlines
Deal found 6/8$350

Knoxville to San Juan 2024 flight deals

Discover exclusive flight deals for travel between Knoxville and San Juan in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,020,828 searches. Data last updated June 9, 2024.
Scroll through some of the best deals on flights from Knoxville to San Juan in 2024. Check back regularly for other flight deals.
Thu 9/510:06 pmTYS - SJU
1 stop27h 57mFrontier
Mon 9/98:09 pmSJU - TYS
1 stop11h 42mFrontier
Deal found 6/9$231
Sun 8/2510:18 pmTYS - SJU
1 stop12h 47mFrontier
Sat 8/318:09 pmSJU - TYS
1 stop11h 55mFrontier
Deal found 6/8$244
Thu 7/114:52 pmTYS - SJU
1 stop9h 12mFrontier
Mon 7/1510:15 pmSJU - TYS
1 stop9h 47mFrontier
Deal found 6/8$256
Mon 9/306:30 pmTYS - SJU
2 stops24h 24mMultiple Airlines
Fri 10/410:46 amSJU - TYS
1 stop10h 34mMultiple Airlines
Deal found 6/9$274
Sun 8/187:00 amTYS - SJU
1 stop5h 45mAmerican Airlines
Thu 8/2912:05 pmSJU - TYS
1 stop11h 54mAmerican Airlines
Deal found 6/8$294
Thu 9/510:06 pmTYS - SJU
1 stop27h 57mFrontier
Sun 9/83:08 amSJU - TYS
1 stop28h 43mFrontier
Deal found 6/9$301
Wed 7/179:00 amTYS - SJU
1 stop8h 43mMultiple Airlines
Sat 7/2010:12 pmSJU - TYS
1 stop13h 15mMultiple Airlines
Deal found 6/8$303
Mon 9/306:30 pmTYS - SJU
2 stops24h 24mMultiple Airlines
Thu 10/32:10 amSJU - TYS
2 stops19h 10mMultiple Airlines
Deal found 6/9$304
Wed 7/179:00 amTYS - SJU
1 stop8h 43mMultiple Airlines
Sat 7/2010:12 pmSJU - TYS
1 stop13h 15mMultiple Airlines
Deal found 6/8$306

Knoxville to San Juan flights leaving soon

Find last-minute flight options from Knoxville to San Juan 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 3,020,828 searches. Data last updated June 9, 2024.
Consider one of these great deals we found on last-minute flights from Knoxville to San Juan. To prevent any unwanted surprises, users should verify their flight info before booking.
Sun 6/164:26 pmTYS - SJU
1 stop9h 39mFrontier
Thu 6/204:07 pmSJU - TYS
2 stops29h 23mFrontier
Deal found 6/9$360
Sun 6/167:19 pmTYS - SJU
2 stops31h 13mMultiple Airlines
Thu 6/2011:08 pmSJU - TYS
2 stops18h 13mMultiple Airlines
Deal found 6/9$366
Sun 6/167:19 pmTYS - SJU
2 stops31h 13mMultiple Airlines
Wed 6/193:33 amSJU - TYS
1 stop10h 57mMultiple Airlines
Deal found 6/9$425
Sun 6/168:00 amTYS - SJU
3 stops35h 05mMultiple Airlines
Thu 6/2011:08 pmSJU - TYS
2 stops18h 13mMultiple Airlines
Deal found 6/9$428
Sun 6/161:30 pmTYS - SJU
1 stop8h 48mMultiple Airlines
Thu 6/204:50 amSJU - TYS
1 stop9h 40mMultiple Airlines
Deal found 6/9$443
Sun 6/168:00 amTYS - SJU
3 stops35h 05mMultiple Airlines
Wed 6/193:33 amSJU - TYS
1 stop10h 57mMultiple Airlines
Deal found 6/9$487
Sun 6/168:00 amTYS - SJU
3 stops35h 05mMultiple Airlines
Thu 6/209:15 pmSJU - TYS
3 stops23h 59mMultiple Airlines
Deal found 6/9$507

One-way flights to San Juan from Knoxville

Search for one-way flight options from Knoxville to San Juan. 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 3,020,828 searches. Data last updated June 9, 2024.
Users in need of a one-way flight from Knoxville to San Juan can choose from these deals. Users needing a return flight from Knoxville to San Juan should utilize the search form above.
Thu 6/204:26 pmTYS - SJU
1 stop24h 14mFrontier
Deal found 6/8$115
Wed 7/179:00 amTYS - SJU
1 stop8h 43mMultiple Airlines
Deal found 6/8$146
Wed 7/178:10 amTYS - SJU
2 stops18h 59mMultiple Airlines
Deal found 6/8$157
Thu 6/206:30 amTYS - SJU
2 stops19h 25mMultiple Airlines
Deal found 6/8$161
Wed 7/109:00 amTYS - SJU
2 stops22h 58mMultiple Airlines
Deal found 6/8$166
Wed 7/178:10 amTYS - SJU
3 stops34h 03mMultiple Airlines
Deal found 6/8$187
Wed 7/109:00 amTYS - SJU
1 stop8h 43mMultiple Airlines
Deal found 6/8$192
Fri 6/2111:21 amTYS - SJU
1 stop14h 00mMultiple Airlines
Deal found 6/8$199
Wed 7/109:00 amTYS - SJU
3 stops28h 20mMultiple Airlines
Deal found 6/8$200

Find flights from Knoxville to San Juan within your budget

Customize your flight search to find flights from Knoxville to San Juan 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 3,020,828 searches. Data last updated June 9, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$244 - $583

Route

Depart

Return

Price

Knoxville McGhee TysonSan Juan Luis Munoz Marin Intl

TYS - SJU

TYSSJU

Knoxville McGhee Tyson

Sun 8/25

1 stop12h 47m

San Juan Luis Munoz Marin Intl

Sat 8/31

1 stop11h 55m

$244

Knoxville McGhee TysonSan Juan Luis Munoz Marin Intl

TYS - SJU

TYSSJU

Knoxville McGhee Tyson

Thu 7/11

1 stop9h 12m

San Juan Luis Munoz Marin Intl

Mon 7/15

1 stop9h 47m

$256

Knoxville McGhee TysonSan Juan Luis Munoz Marin Intl

TYS - SJU

TYSSJU

Knoxville McGhee Tyson

Sun 8/18

1 stop5h 45m

San Juan Luis Munoz Marin Intl

Thu 8/29

1 stop11h 54m

$294

Knoxville McGhee TysonSan Juan Luis Munoz Marin Intl

TYS - SJU

TYSSJU

Knoxville McGhee Tyson

Wed 7/17

1 stop8h 43m

San Juan Luis Munoz Marin Intl

Sat 7/20

1 stop13h 15m

$303

Knoxville McGhee TysonSan Juan Luis Munoz Marin Intl

TYS - SJU

TYSSJU

Knoxville McGhee Tyson

Wed 7/17

1 stop8h 43m

San Juan Luis Munoz Marin Intl

Sat 7/20

1 stop13h 15m

$306

Knoxville McGhee TysonSan Juan Luis Munoz Marin Intl

TYS - SJU

TYSSJU

Knoxville McGhee Tyson

Wed 7/17

2 stops18h 59m

San Juan Luis Munoz Marin Intl

Sat 7/20

1 stop13h 15m

$315

Knoxville McGhee TysonSan Juan Luis Munoz Marin Intl

TYS - SJU

TYSSJU

Knoxville McGhee Tyson

Wed 7/17

2 stops18h 59m

San Juan Luis Munoz Marin Intl

Sat 7/20

1 stop13h 15m

$318

Knoxville McGhee TysonSan Juan Luis Munoz Marin Intl

TYS - SJU

TYSSJU

Knoxville McGhee Tyson

Sun 8/25

2 stops11h 30m

San Juan Luis Munoz Marin Intl

Sat 8/31

2 stops11h 04m

$378

Knoxville McGhee TysonSan Juan Luis Munoz Marin Intl

TYS - SJU

TYSSJU

Knoxville McGhee Tyson

Mon 8/19

1 stop7h 00m

San Juan Luis Munoz Marin Intl

Thu 8/22

2 stops13h 35m

$583

Flights are sorted by cheapest first

Deals found on 6/8

How far ahead should I book a flight from Knoxville to San Juan?

Use this chart to determine the optimal time to book a round-trip flight from Knoxville to San Juan. Price data was last updated on May 31, 2024.
To ensure you get the cheapest price possible for a flight from Knoxville to San Juan, you should look to book at least 31 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Search Deals

What is the cheapest day to fly from Knoxville to San Juan?

Use this chart to determine the cheapest time to fly round-trip from Knoxville to San Juan. Price data was last updated on June 2, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Knoxville to San Juan flight should consider departing on Monday evenings when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Knoxville to San Juan

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

Temperature and rainfall in San Juan by month

Plan your trip to San Juan by taking into account the average temperature and rainfall totals by month.

SJU

Temperature

77 - 82.4 °F

If weather is an important factor for your trip to San Juan, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 77.0 F).

Reviews of airlines servicing San Juan

Get insights into the airlines that provide service to San Juan. 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 San Juan. Reviews last updated June 9, 2024.
To help decide which airline to fly from Knoxville to San Juan, see what other customers have to say about Frontier, United Airlines and American Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,661 reviews

Crew

8.1

Comfort

7.2

Boarding

7.7

Entertainment

7.1

Overall

7.4

Food

6.7

Reviews

1 / 10

Basic and no-frills. Late timing put pressure on disembarking and making connections.

United Airlines
7.4
Good
10,661 reviews
United Airlines
7.4
Good
10,661 reviews

Crew

8.1

Comfort

7.2

Boarding

7.7

Entertainment

7.1

Overall

7.4

Food

6.7

Reviews

1 / 10

Basic and no-frills. Late timing put pressure on disembarking and making connections.

American Airlines
7.3
Good
14,172 reviews
United Airlines
7.4
Good
10,661 reviews

Crew

8.1

Comfort

7.2

Boarding

7.7

Entertainment

7.1

Overall

7.4

Food

6.7

Reviews

1 / 10

Basic and no-frills. Late timing put pressure on disembarking and making connections.

Frontier
6.2
Okay
3,975 reviews
United Airlines
7.4
Good
10,661 reviews

Crew

8.1

Comfort

7.2

Boarding

7.7

Entertainment

7.1

Overall

7.4

Food

6.7

Reviews

1 / 10

Basic and no-frills. Late timing put pressure on disembarking and making connections.

Related info for your journey

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

    If you book a flight to San Juan from Knoxville, you will be flying from McGhee Tyson, which is the city’s only airport. Knoxville McGhee Tyson (TYS) is located 11.3 mi from the center of Knoxville. There are 0 flights from McGhee Tyson to San Juan per day from 4 different airlines.

  • Can I find flights from Knoxville to San Juan for under $300 on Cheapflights?

    Yes, there are multiple flights from Knoxville to San Juan for under $300. The cheapest flight booked recently is on Frontier for just $244, but on average you can expect to pay $333.

  • Are there last-minute flights available from Knoxville to San Juan for under $400?

    There are currently 7+ open flights from Knoxville to San Juan within the next 7 days for less than $400.

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

    Currently priced at $244, Frontier will fly you from Knoxville to San Juan and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on American Airlines for as low as $294. These flights start at 55% lower than the current average price 3 months from now.

  • What does TYS to SJU mean?

    Great question - TYS to SJU just means Knoxville McGhee Tyson Airport to San Juan Luis Munoz Marin Intl Airport. Now you’ll know what these unique codes when you look for flights! Ponce Mercedita Airport (PSE), San Juan Isla Grande Airport (SIG), Culebra Airport (CPX), Vieques Airport (VQS), Ceiba J. Aponte de la Torre Airport (NRR) are other airports near this flight route and their unique identifiers/IATA codes.

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

    The amount of baggage you can bring on your Knoxville to San Juan 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 San Juan with specific airlines?

    Yes, Cheapflights allows you to browse and filter Knoxville to San Juan 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 San Juan that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Knoxville to San Juan 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 San Juan that allow pets onboard?

    Many airlines flying from Knoxville to San Juan 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 San Juan?

    Yes, you can often find last-minute deals on Knoxville to San Juan 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 San Juan flight deals updated?

    The Knoxville to San Juan flight deals you see on this page were last updated on 6/9.

  • What are the most popular airlines that fly from Knoxville to San Juan?

    Consider American Airlines, Delta or Frontier when booking your flight. These represent the most popular airlines when flying from Knoxville to San Juan.

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

    Currently, September is the cheapest month in which you can book a flight from Knoxville to San Juan (average of $245). Flying from Knoxville to San Juan in March is currently the most expensive (average of $338). 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

Browse thousands of different options on Cheapflights for your next trip

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

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Top 4 airlines flying from Knoxville to San Juan

Discover the top 4 airlines that operate flights from Knoxville to San Juan. 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 3,020,828 searches. Data last updated June 9, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$198Average$293FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$321Average$551FlexibilityNo cancel feeOn-time71%
DeltaCheapest$324Average$456FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$424Average$508FlexibilityNo cancel feeOn-time69%
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Search flights from Knoxville to San Juan by cabin class

Find flights from Knoxville to San Juan, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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