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Cheap flights from Puerto Rico to Knoxville from $189

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Puerto Rico to Knoxville departing on 10/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Puerto Rico to Knoxville

Recent round-trip flight deals from Puerto Rico to Knoxville

Logo
1:59 am - 3:41 pmSJU-TYS
13h 42m2 stops
Logo
4:31 pm - 11:05 amTYS-SJU
18h 34m2 stops
$330
Find Deal
vie., sep. 19 - mié., sep. 24
Logo
3:19 pm - 10:50 pmSJU-TYS
31h 31m3 stops
Logo
4:31 pm - 11:05 amTYS-SJU
18h 34m2 stops
$336
Find Deal
sáb., sep. 20 - mié., sep. 24
Logo
3:19 pm - 3:41 pmSJU-TYS
24h 22m3 stops
Logo
7:30 am - 12:44 amTYS-SJU
17h 14m2 stops
$378
Find Deal
mar., sep. 9 - mar., sep. 16
Logo
1:59 am - 3:41 pmSJU-TYS
13h 42m2 stops
Logo
4:31 pm - 2:11 pmTYS-SJU
21h 40m3 stops
$383
Find Deal
vie., sep. 19 - mié., sep. 24
Logo
3:19 pm - 10:50 pmSJU-TYS
31h 31m3 stops
Logo
4:31 pm - 2:11 pmTYS-SJU
21h 40m3 stops
$389
Find Deal
sáb., sep. 20 - mié., sep. 24
Delta Logo
5:41 pm - 11:44 pmSJU-TYS
6h 03m1 stop
Delta Logo
12:01 pm - 10:00 pmTYS-SJU
9h 59m1 stop
$390Delta
Find Deal
sáb., sep. 20 - mié., sep. 24
American Airlines Logo
1:40 pm - 11:03 pmSJU-TYS
9h 23m2 stops
American Airlines Logo
6:10 am - 6:14 pmTYS-SJU
12h 04m1 stop
$397American Airlines
Find Deal
sáb., sep. 20 - mié., sep. 24
American Airlines Logo
5:50 am - 2:20 pmSJU-TYS
9h 30m2 stops
American Airlines Logo
2:21 pm - 8:45 pmTYS-SJU
5h 24m1 stop
$413American Airlines
Find Deal
mié., dic. 10 - lun., dic. 15
United Airlines Logo
5:50 pm - 11:59 pmSJU-TYS
7h 09m1 stop
United Airlines Logo
5:45 am - 1:17 pmTYS-SJU
6h 32m1 stop
$475United Airlines
Find Deal
sáb., nov. 8 - vie., nov. 14
United Airlines Logo
1:05 am - 10:28 amSJU-TYS
9h 23m2 stops
United Airlines Logo
12:00 pm - 8:38 pmTYS-SJU
8h 38m1 stop
$610United Airlines
Find Deal
lun., sep. 8 - mar., sep. 16

American Airlines flights from Puerto Rico to Knoxville

Our best American Airlines deals on Puerto Rico to Knoxville flight tickets
American Airlines
Sep 20
SJU1:40 pmSan Juan Luis Munoz Marin Intl
9h 23m
2 stops
TYS11:03 pmKnoxville McGhee Tyson
Sep 24
TYS6:10 amKnoxville McGhee Tyson
12h 04m
1 stop
SJU6:14 pmSan Juan Luis Munoz Marin Intl
$397
Find similar
American Airlines
Dec 10
SJU5:50 amSan Juan Luis Munoz Marin Intl
9h 30m
2 stops
TYS2:20 pmKnoxville McGhee Tyson
Dec 15
TYS2:21 pmKnoxville McGhee Tyson
5h 24m
1 stop
SJU8:45 pmSan Juan Luis Munoz Marin Intl
$413
Find similar
American Airlines
Nov 19
SJU2:41 pmSan Juan Luis Munoz Marin Intl
9h 10m
2 stops
TYS10:51 pmKnoxville McGhee Tyson
Nov 23
TYS8:04 pmKnoxville McGhee Tyson
16h 00m
1 stop
SJU1:04 pmSan Juan Luis Munoz Marin Intl
$415
Find similar

United Airlines flights from Puerto Rico to Knoxville

Our best United Airlines deals on Puerto Rico to Knoxville flight tickets
United Airlines
Nov 8
SJU5:50 pmSan Juan Luis Munoz Marin Intl
7h 09m
1 stop
TYS11:59 pmKnoxville McGhee Tyson
Nov 14
TYS5:45 amKnoxville McGhee Tyson
6h 32m
1 stop
SJU1:17 pmSan Juan Luis Munoz Marin Intl
$475
Find similar
United Airlines
Sep 8
SJU1:05 amSan Juan Luis Munoz Marin Intl
9h 23m
2 stops
TYS10:28 amKnoxville McGhee Tyson
Sep 16
TYS12:00 pmKnoxville McGhee Tyson
8h 38m
1 stop
SJU8:38 pmSan Juan Luis Munoz Marin Intl
$610
Find similar
United Airlines
Nov 8
SJU8:10 amSan Juan Luis Munoz Marin Intl
16h 49m
2 stops
TYS11:59 pmKnoxville McGhee Tyson
Nov 14
TYS7:20 pmKnoxville McGhee Tyson
19h 20m
2 stops
SJU3:40 pmSan Juan Luis Munoz Marin Intl
$621
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Puerto Rico 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, momondo users made 832,500 searches. Data last updated julio 31, 2025.
Use the filters below to find and compare flights from Puerto Rico to Knoxville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

vie. 9/19

1:59 am-3:41 pm

2 stops13h 42m

Knoxville McGhee Tyson

mié. 9/24

4:31 pm-11:05 am

2 stops18h 34m

$330

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

sáb. 9/20

3:19 pm-10:50 pm

3 stops31h 31m

Knoxville McGhee Tyson

mié. 9/24

4:31 pm-11:05 am

2 stops18h 34m

$336

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

mar. 9/9

3:19 pm-3:41 pm

3 stops24h 22m

Knoxville McGhee Tyson

mar. 9/16

7:30 am-12:44 am

2 stops17h 14m

$378

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

vie. 9/19

1:59 am-3:41 pm

2 stops13h 42m

Knoxville McGhee Tyson

mié. 9/24

4:31 pm-2:11 pm

3 stops21h 40m

$383

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

sáb. 9/20

3:19 pm-10:50 pm

3 stops31h 31m

Knoxville McGhee Tyson

mié. 9/24

4:31 pm-2:11 pm

3 stops21h 40m

$389

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

sáb. 9/20

5:41 pm-11:44 pm

1 stop6h 03m

Knoxville McGhee Tyson

mié. 9/24

12:01 pm-10:00 pm

1 stop9h 59m

$390

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

sáb. 9/20

1:40 pm-11:03 pm

2 stops9h 23m

Knoxville McGhee Tyson

mié. 9/24

6:10 am-6:14 pm

1 stop12h 04m

$397

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

mié. 12/10

5:50 am-2:20 pm

2 stops9h 30m

Knoxville McGhee Tyson

lun. 12/15

2:21 pm-8:45 pm

1 stop5h 24m

$413

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

sáb. 11/8

5:50 pm-11:59 pm

1 stop7h 09m

Knoxville McGhee Tyson

vie. 11/14

5:45 am-1:17 pm

1 stop6h 32m

$475

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

lun. 9/8

1:05 am-10:28 am

2 stops9h 23m

Knoxville McGhee Tyson

mar. 9/16

12:00 pm-8:38 pm

1 stop8h 38m

$610

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Knoxville from

How to get the cheapest flight ticket from Puerto Rico to Knoxville

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Knoxville?

The month of January is, on average, the cheapest month to fly to Knoxville from Puerto Rico, with most prices found around $344. If you aren’t able to travel during the month of January, then book flights to Knoxville from Puerto Rico during August instead. Flights to Knoxville in August, while not as cheap as those in January, still average around $375.

What is the cheapest day to depart on your flight to Knoxville?

The cheapest day to depart from Puerto Rico to Knoxville is on a Monday. Travelers who choose to depart for Knoxville on a Monday will often find tickets for as low as $394. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Puerto Rico to Knoxville for around $592.

What is the cheapest time of day to depart on your flight to Knoxville?

In the evening is the cheapest time of day to fly from Puerto Rico to Knoxville when you can find flight prices for as low as $282. Flying to Knoxville in the evening is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Knoxville is in the afternoon when prices are around $524.

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

You are more likely to see cheaper flights to Knoxville from Puerto Rico when booking weeks ahead of your departure date. In general, you can expect to find flights to Knoxville for around $503 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Knoxville from Puerto Rico for as low as $335 on momondo.

Cheap Puerto Rico to Knoxville flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Puerto Rico to Knoxville

Best Price Found

$189

Fastest flight time

5h 48m

Direct flights

None

Airports in Knoxville

1 airport
The best one-way flight to Knoxville from Puerto Rico in the past 72 hours is $189. The best round-trip flight deal from Puerto Rico to Knoxville found on momondo in the last 72 hours is $330.
The fastest flight from Puerto Rico to Knoxville takes 5h 48m
There are no direct flights from Puerto Rico to Knoxville. Popular non-direct route for this connection is San Juan Luis Munoz Marin Intl Airport - Knoxville McGhee Tyson Airport.
There is 1 airport near Knoxville: Knoxville McGhee Tyson (TYS)
Search flight deals

  • When did momondo last update prices for flights from Puerto Rico to Knoxville McGhee Tyson Airport?

    Prices for flights from Puerto Rico to Knoxville McGhee Tyson Airport are updated daily.

  • How many operators does momondo search for flights from Puerto Rico to Knoxville McGhee Tyson Airport?

  • How old do you have to be to fly from Puerto Rico to Knoxville McGhee Tyson Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Puerto Rico to Knoxville McGhee Tyson Airport.

  • What documentation or ID do you need to fly to Knoxville McGhee Tyson Airport?

    The required travel and health documents for your Knoxville McGhee Tyson Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Knoxville McGhee Tyson Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Puerto Rico to Knoxville

Compare and see reviews for airlines that fly from Puerto Rico to Knoxville with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $323Free CancellationRating
8.0
7,981 reviews
Search Delta flights
American AirlinesPriceFrom $334Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Traveling to a place near Knoxville?

Book flights to Knoxville if you plan to visit one of these locations
Pigeon Forge
Gatlinburg
Cherokee
Bryson City
Morristown
Corbin
Crossville
Maryville
Murphy
Newport
Alcoa
Lenoir City
Oak Ridge
Kodak
Dandridge
Clinton
Jefferson City
Rockford

Why use momondo?

Why should I use momondo to find a flight deal from Puerto Rico to Knoxville?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Puerto Rico to Knoxville for you.

Can I find flights from Puerto Rico to Knoxville with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Puerto Rico to Knoxville flights to just show those with flexible booking policies.

How can momondo help me find flights from Puerto Rico to Knoxville?

momondo provides multiple filters to help you find the best flight to Knoxville from Puerto Rico. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Puerto Rico to Knoxville right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Puerto Rico to Knoxville flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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