Knoxville

$159+ Cheap flights from San Juan 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 5/28. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — TYS
Jun 7 — Jun 141
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Cheap flight deals from San Juan to Knoxville

Cheapest flights from San Juan to Knoxville
Explore the most affordable flight options available from San Juan to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 8, 2026.

This Kiwi.com deal was found by Cheapflights users on 5/5. 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.
Fri 7/37:00 am
SJU
-
TYS
1 stop15h 00m
Multiple Airlines
Mon 7/612:40 pm
TYS
-
SJU
1 stop25h 54m
Multiple Airlines
Deal found 5/5$338
This Kiwi.com deal was found by Cheapflights users on 5/6. 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 9/67:00 am
SJU
-
TYS
1 stop9h 21m
Multiple Airlines
Wed 9/910:54 am
TYS
-
SJU
1 stop12h 44m
Multiple Airlines
Deal found 5/6$364
This Kiwi.com deal was found by Cheapflights users on 5/7. 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 7/53:06 am
SJU
-
TYS
1 stop20h 27m
Multiple Airlines
Fri 7/107:04 pm
TYS
-
SJU
1 stop29h 37m
Multiple Airlines
Deal found 5/7$373
This Kiwi.com deal was found by Cheapflights users on 5/7. 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 6/305:15 pm
SJU
-
TYS
2 stops25h 40m
Multiple Airlines
Sun 7/58:15 am
TYS
-
SJU
1 stop16h 26m
Multiple Airlines
Deal found 5/7$381
This Kiwi.com deal was found by Cheapflights users on 5/8. 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.
Fri 7/37:00 am
SJU
-
TYS
1 stop15h 00m
Multiple Airlines
Wed 7/81:05 pm
TYS
-
SJU
2 stops34h 24m
Multiple Airlines
Deal found 5/8$394
This Kiwi.com deal was found by Cheapflights users on 5/5. 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.
Fri 7/37:00 am
SJU
-
TYS
1 stop15h 00m
Multiple Airlines
Sat 7/116:00 am
TYS
-
SJU
2 stops21h 58m
Multiple Airlines
Deal found 5/5$399
This Delta deal was found by Cheapflights users on 5/7. 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.
Thu 10/2212:46 pm
SJU
-
TYS
1 stop8h 59m
Delta
Mon 10/262:30 pm
TYS
-
SJU
1 stop7h 29m
Delta
Deal found 5/7$416
This Southwest deal was found by Cheapflights users on 5/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2212:00 pm
SJU
-
TYS
2 stops9h 00m
Southwest
Tue 10/278:55 am
TYS
-
SJU
2 stops12h 45m
Southwest
Deal found 5/7$422

Find flight deals from San Juan to Knoxville

Discover tips and strategies to find the most affordable flight options for your journey from San Juan (PR1) to Knoxville (TYS). 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 May 8, 2026.

Round-trip from

$338
(Kiwi.com)

One-way from

$159
(Kiwi.com)

Popular in

March

Cheapest in

February

Average price

$481
From San Juan to Knoxville McGhee Tyson
One-way flight from San Juan to Knoxville McGhee Tyson
Highest demand for flights based on searches. 4% potential increase in price ($21 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Average for round-trip flights in May 2026

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Juan 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 8, 2026.
Use the filters below to find and compare flights from San Juan to Knoxville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Thu 10/22

12:46 pm-9:45 pm

1 stop8h 59m

Knoxville McGhee Tyson

Mon 10/26

5:30 am-11:36 am

1 stop6h 06m

$416

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Fri 8/28

6:48 am-5:19 pm

1 stop10h 31m

Knoxville McGhee Tyson

Sun 8/30

5:19 am-11:46 am

1 stop6h 27m

$416

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Tue 7/21

6:00 am-1:16 pm

1 stop7h 16m

Knoxville McGhee Tyson

Thu 7/30

5:40 am-1:32 pm

1 stop7h 52m

$436

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Wed 9/9

8:20 am-7:50 pm

2 stops11h 30m

Knoxville McGhee Tyson

Thu 9/10

8:25 am-8:05 pm

2 stops11h 40m

$455

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Thu 8/27

4:55 pm-11:57 pm

1 stop7h 02m

Knoxville McGhee Tyson

Mon 8/31

6:30 am-2:44 pm

1 stop8h 14m

$566

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Fri 5/22

4:38 pm-11:59 pm

1 stop7h 21m

Knoxville McGhee Tyson

Sat 5/30

7:49 pm-11:03 am

1 stop15h 14m

$616

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Tue 6/30

9:50 am-8:20 pm

2 stops10h 30m

Knoxville McGhee Tyson

Sun 7/5

8:00 am-6:15 pm

2 stops10h 15m

$666
Cheapest one-way

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Thu 5/28

9:09 am-4:40 pm

2 stops31h 31m

$159

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Wed 7/22

7:30 am-8:21 pm

2 stops36h 51m

$176

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Wed 7/15

9:00 am-10:24 pm

2 stops37h 24m

$179

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/3

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

Best time to book a flight from San Juan to Knoxville

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

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

To ensure you get the cheapest price possible for a flight from San Juan to Knoxville, you should look to book at least 21 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.

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

Currently, May is the cheapest month in which you can book a flight from San Juan to Knoxville (average of $101). Flying from San Juan to Knoxville in September is currently the most expensive (average of $466). 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.

How much does it cost to fly round-trip from San Juan to Knoxville?

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 8, 2026.
Read through reviews of airlines operating flights from San Juan 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.

Food

7.2

Comfort

7.9

Boarding

8.1

Entertainment

7.8

Crew

8.5

Overall

7.9

Reviews

1 / 20
4.0
Okay

Joel,May 2026

ATL - JAX

The flight was delivered 50 minutes and taxing took what felt like 20 minutes to takeoff.

Food

7.2

Comfort

7.9

Boarding

8.1

Entertainment

7.8

Crew

8.5

Overall

7.9

Reviews

1 / 20
4.0
Okay

Joel,May 2026

ATL - JAX

The flight was delivered 50 minutes and taxing took what felt like 20 minutes to takeoff.

Food

7.2

Comfort

7.9

Boarding

8.1

Entertainment

7.8

Crew

8.5

Overall

7.9

Reviews

1 / 20
4.0
Okay

Joel,May 2026

ATL - JAX

The flight was delivered 50 minutes and taxing took what felt like 20 minutes to takeoff.

Related info for your journey

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

    Knoxville McGhee Tyson (TYS) is the airport you will fly into if you book a flight from San Juan to Knoxville. You should not have trouble finding flights to McGhee Tyson from San Juan; the airport handles an average of 0 inbound flights from San Juan per day. You should also have plenty of airline options to choose from since 2 airlines have flights to the Knoxville airport from San Juan. It is only a 11.3 mi journey from McGhee Tyson (TYS) to Knoxville’s city center.

  • How long is the flight from San Juan to Knoxville?

    Airlines like Delta fly from San Juan to Knoxville in about 8h 59m. The time it takes to get you to your destination can typically vary by up to . The distance between San Juan and Knoxville is about 1625 mi.

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

    American Airlines, at $390, was found to be the cheapest airline from San Juan to Knoxville. An alternate airline flying to your destination would be Delta. American Airlines is priced at 23% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from San Juan to Knoxville one-way?

    $169 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on Delta and American Airlines, with prices starting from $208 and $232, respectively.

  • Can I find deals for flights from San Juan to Knoxville that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from San Juan 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 San Juan to Knoxville?

    Currently, May is the cheapest month in which you can book a flight from San Juan to Knoxville (average of $101). Flying from San Juan to Knoxville in September is currently the most expensive (average of $466). 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
Morristown
Bryson City
Murphy
Alcoa
Oak Ridge

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Alternative routes for San Juan to Knoxville

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from San Juan to Knoxville

Discover the top 2 airlines that operate flights from San Juan 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 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$390Average$555FlexibilityNo cancel feeOn-time71%
DeltaCheapest$395Average$486FlexibilityNo cancel feeOn-timeN/A

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