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Cheap flights from San Juan to Knoxville (TYS)

SJU — TYS
Oct 22 — Oct 291
Thu 10/22
Thu 10/29
1 adult, Economy
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Find flight deals from San Juan to Knoxville

Popular in

March

Cheapest in

February

Average price

$506
High demand for flights, 5% potential price rise
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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 September 2026
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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

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 55 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, February is the cheapest month in which you can book a flight from San Juan to Knoxville (average of $431). Flying from San Juan to Knoxville in March is currently the most expensive (average of $636). 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.

Reviews of airlines servicing Knoxville

Read through reviews of airlines operating flights from San Juan to Knoxville, such as Southwest,Delta, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,196 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Overall

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
4.0
Okay

Steven,Sep 2026

OGG - HNL

It was a red eye overnight which I prefer. But this time the seat was SOOOO uncomfortable that sleeping was difficult and painful
Southwest
8.0
Very good
4,196 reviews
Southwest
8.0
Very good
4,196 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Overall

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
4.0
Okay

Steven,Sep 2026

OGG - HNL

It was a red eye overnight which I prefer. But this time the seat was SOOOO uncomfortable that sleeping was difficult and painful
Delta
7.8
Good
8,594 reviews
Southwest
8.0
Very good
4,196 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Overall

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
4.0
Okay

Steven,Sep 2026

OGG - HNL

It was a red eye overnight which I prefer. But this time the seat was SOOOO uncomfortable that sleeping was difficult and painful
American Airlines
7.0
Good
12,076 reviews
Southwest
8.0
Very good
4,196 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Overall

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
4.0
Okay

Steven,Sep 2026

OGG - HNL

It was a red eye overnight which I prefer. But this time the seat was SOOOO uncomfortable that sleeping was difficult and painful

Related info for your journey

  • 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 3 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.

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

    Delta, at $340, was found to be the cheapest airline from San Juan to Knoxville.Alternate airlines to your destination round-trip include Southwest and American Airlines. Delta is priced at 36% 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?

    $150 is the cheapest one-way deal found within the past few days, from Southwest. You may also be able to find cheap deals on Delta and United Airlines, with prices starting from $192 and $218, 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, February is the cheapest month in which you can book a flight from San Juan to Knoxville (average of $431). Flying from San Juan to Knoxville in March is currently the most expensive (average of $636). 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

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Alternative routes for San Juan to Knoxville

Aguadilla to Nashville flights

Top 3 airlines flying from San Juan to Knoxville

AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$340Average$515FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$341Average$456FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$388Average$605FlexibilityNo cancel feeOn-time71%

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