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$202+ Cheap flights from Luis Munoz Marin Intl (SJU) 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 12/22. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — TYS
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheapflights Tip: The best prices from San Juan Luis Munoz Marin Intl to Knoxville McGhee Tyson are usually found in January or February, booked 25 days in advance, depart on a Monday or Saturday and return on a Tuesday

Cheap flight deals from Luis Munoz Marin Intl to Knoxville

Cheapest flights from Luis Munoz Marin Intl to Knoxville
Explore the most affordable flight options available from Luis Munoz Marin Intl to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/16. 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.
Mon 12/226:00 amSJU - TYS
1 stop27h 18mMultiple Airlines
Mon 1/511:22 amTYS - SJU
2 stops35h 22mMultiple Airlines
Deal found 12/16$367
This Kiwi.com deal was found by Cheapflights users on 12/16. 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.
Mon 12/293:55 amSJU - TYS
2 stops37h 20mMultiple Airlines
Tue 1/67:22 pmTYS - SJU
1 stop15h 36mMultiple Airlines
Deal found 12/16$386
This Kiwi.com deal was found by Cheapflights users on 12/17. 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.
Wed 12/313:15 pmSJU - TYS
1 stop25h 01mMultiple Airlines
Tue 1/67:22 pmTYS - SJU
1 stop15h 36mMultiple Airlines
Deal found 12/17$404

Find flight deals from Luis Munoz Marin Intl to Knoxville

Discover tips and strategies to find the most affordable flight options for your journey from Luis Munoz Marin Intl (SJU) 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 December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$262
(eDestinos)

One-way from

$202
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$609
Provider with most accurate pricing for San Juan Luis Munoz Marin Intl-Knoxville McGhee Tyson flight deals.
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Provider most trusted by Cheapflights users for San Juan Luis Munoz Marin Intl-Knoxville McGhee Tyson flights.
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From San Juan Luis Munoz Marin Intl to Knoxville McGhee Tyson
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One-way flight from San Juan Luis Munoz Marin Intl to Knoxville McGhee Tyson
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Highest demand for flights based on searches. 2% potential increase in price ($11 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Luis Munoz Marin Intl 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 18, 2025.
Use the filters below to find and compare flights from San Juan Luis Munoz Marin Intl Airport to Knoxville that are best for you.

Fly from

Luis Munoz Marin Intl

Fly to

Knoxville

Route

Depart

Return

Price

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Wed 1/7

9:23 pm-4:50 pm

2 stops44h 27m

Knoxville McGhee Tyson

Sat 1/10

11:59 am-11:44 pm

1 stop10h 45m

$323

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Wed 2/18

6:27 pm-11:52 pm

1 stop6h 25m

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

Fri 2/6

4:49 pm-11:59 pm

1 stop8h 10m

Knoxville McGhee Tyson

Tue 2/10

6:20 am-3:59 pm

1 stop8h 39m

$365

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Wed 2/18

12:45 pm-9:11 pm

2 stops9h 26m

Knoxville McGhee Tyson

Tue 2/24

12:17 pm-8:36 pm

1 stop7h 19m

$365

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Fri 1/23

6:09 am-11:08 am

1 stop5h 59m

Knoxville McGhee Tyson

Tue 1/27

5:40 am-2:31 pm

1 stop7h 51m

$370

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Fri 1/30

3:55 pm-11:45 pm

1 stop8h 50m

Knoxville McGhee Tyson

Mon 2/2

11:58 am-8:58 pm

1 stop8h 00m

$370

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Thu 1/15

8:15 pm-5:28 pm

2 stops22h 13m

Knoxville McGhee Tyson

Mon 1/19

12:55 pm-3:26 pm

1 stop25h 31m

$376

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Thu 1/29

6:27 pm-11:45 pm

1 stop6h 18m

Knoxville McGhee Tyson

Mon 2/2

11:58 am-8:58 pm

1 stop8h 00m

$395

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Wed 12/31

6:28 pm-12:00 pm

2 stops18h 32m

Knoxville McGhee Tyson

Tue 1/6

7:22 pm-11:58 am

1 stop15h 36m

$397

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Fri 12/26

4:18 pm-6:37 pm

1 stop27h 19m

$204

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 16 results
1
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Compare providers for flights from Luis Munoz Marin Intl to Knoxville

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Luis Munoz Marin Intl to Knoxville in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Juan Luis Munoz Marin Intl Airport-Knoxville flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on San Juan Luis Munoz Marin Intl Airport-Knoxville flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from San Juan Luis Munoz Marin Intl Airport-Knoxville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Juan Luis Munoz Marin Intl Airport-Knoxville flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Juan Luis Munoz Marin Intl Airport-Knoxville flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Luis Munoz Marin Intl to Knoxville

Have a flexible travel schedule? Discover the best time to fly to Knoxville from Luis Munoz Marin Intl 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 Luis Munoz Marin Intl Airport to Knoxville

How far ahead should I book a flight from San Juan Luis Munoz Marin Intl Airport to Knoxville?

Use this chart to determine the optimal time to book a round-trip flight from Luis Munoz Marin Intl to Knoxville. Price data was last updated on December 12, 2025.

The price you pay for your flight from San Juan Luis Munoz Marin Intl Airport to Knoxville may vary depending on when you book. For the best chance of a lower fare, look to book 25 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from San Juan Luis Munoz Marin Intl Airport to Knoxville?

Currently, June is the cheapest month in which you can book a flight from San Juan Luis Munoz Marin Intl Airport to Knoxville (average of $137). Flying from San Juan Luis Munoz Marin Intl Airport 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 SJU to TYS?

Find hourly flight availability from Luis Munoz Marin Intl 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 18, 2025.

One of the essential ways to save on airfare from San Juan Luis Munoz Marin Intl Airport 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 46% 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 18, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from San Juan Luis Munoz Marin Intl Airport to Knoxville. 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.
Delta
7.9
Good
8,005 reviews

Comfort

7.9

Boarding

8.1

Food

7.3

Overall

7.9

Entertainment

7.9

Crew

8.5

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
8,005 reviews
Delta
7.9
Good
8,005 reviews

Comfort

7.9

Boarding

8.1

Food

7.3

Overall

7.9

Entertainment

7.9

Crew

8.5

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.
United Airlines
7.4
Good
9,091 reviews
Delta
7.9
Good
8,005 reviews

Comfort

7.9

Boarding

8.1

Food

7.3

Overall

7.9

Entertainment

7.9

Crew

8.5

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
11,054 reviews
Delta
7.9
Good
8,005 reviews

Comfort

7.9

Boarding

8.1

Food

7.3

Overall

7.9

Entertainment

7.9

Crew

8.5

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 Luis Munoz Marin Intl 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 Luis Munoz Marin Intl?

    Most people fly into Knoxville McGhee Tyson (TYS) if they book a flight to Knoxville from San Juan Luis Munoz Marin Intl. On average, McGhee Tyson has 0 inbound flights from San Juan Luis Munoz Marin Intl per day from 3 airlines. Knoxville McGhee Tyson is conveniently located just 11.3 mi from Knoxville’s city center.

  • How long is the flight from San Juan Luis Munoz Marin Intl Airport to Knoxville?

    There are many flights that can get you from San Juan Luis Munoz Marin Intl Airport to Knoxville in 6h 25m. Fly via Delta or American Airlines to get the fastest option. The distance from San Juan Luis Munoz Marin Intl Airport to Knoxville is about 1625 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from San Juan Luis Munoz Marin Intl Airport to Knoxville round-trip?

    Cheapflights users have booked flights from San Juan Luis Munoz Marin Intl Airport to Knoxville round-trip from $334. Other airlines that can offer you cheap pricing are United Airlines, from $344, and Delta, from $380. These flights start at 33% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from San Juan Luis Munoz Marin Intl Airport to Knoxville one-way?

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $192. Users have also found prices from $192 and $218 on United Airlines and American Airlines, respectively.

  • Can I find deals for flights from Luis Munoz Marin Intl to Knoxville that include hotel bookings?

    Yes. In addition to deals on Luis Munoz Marin Intl to Knoxville flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Luis Munoz Marin Intl to Knoxville?

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

  • Can I find deals for business class flights from Luis Munoz Marin Intl to Knoxville?

    Yes. Cheapflights offers flight deals from Luis Munoz Marin Intl 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 Luis Munoz Marin Intl Airport to Knoxville?

    Currently, June is the cheapest month in which you can book a flight from San Juan Luis Munoz Marin Intl Airport to Knoxville (average of $137). Flying from San Juan Luis Munoz Marin Intl Airport 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 Luis Munoz Marin Intl to Knoxville

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Luis Munoz Marin Intl to Knoxville

Discover the top 3 airlines that operate flights from Luis Munoz Marin Intl 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 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$334Average$525FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$344Average$460FlexibilityNo cancel feeOn-time69%
DeltaCheapest$380Average$455FlexibilityNo cancel feeOn-timeN/A

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