Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Puerto Rico to Knoxville from $167

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 7/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Puerto Rico to Knoxville

Recent round-trip flight deals from Puerto Rico to Knoxville

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:26 am - 10:24 pm
SJU
-
TYS
15h 58m
1 stop
Multiple Airlines Logo
12:50 pm - 2:29 pm
TYS
-
SJU
25h 39m
1 stop
$252Multiple Airlines
Mon, Aug 10 - Mon, Aug 17
Multiple Airlines Logo
6:45 am - 10:00 pm
SJU
-
TYS
15h 15m
1 stop
Multiple Airlines Logo
8:29 pm - 4:11 pm
TYS
-
SJU
19h 42m
1 stop
$326Multiple Airlines
Mon, Aug 3 - Sun, Aug 9
Multiple Airlines Logo
8:30 am - 11:30 pm
SJU
-
TYS
15h 00m
1 stop
Multiple Airlines Logo
4:14 pm - 11:38 pm
TYS
-
SJU
7h 24m
1 stop
$329Multiple Airlines
Sun, Oct 11 - Wed, Oct 14
Multiple Airlines Logo
8:30 am - 11:30 pm
SJU
-
TYS
15h 00m
1 stop
Multiple Airlines Logo
9:24 pm - 11:41 pm
TYS
-
SJU
26h 17m
1 stop
$337Multiple Airlines
Sun, Oct 11 - Fri, Oct 16
Multiple Airlines Logo
8:30 am - 4:48 pm
SJU
-
TYS
8h 18m
1 stop
Multiple Airlines Logo
4:14 pm - 11:38 pm
TYS
-
SJU
7h 24m
1 stop
$347Multiple Airlines
Sun, Sep 20 - Wed, Sep 30
Multiple Airlines Logo
8:30 am - 6:40 pm
SJU
-
TYS
10h 10m
1 stop
Multiple Airlines Logo
4:14 pm - 11:38 pm
TYS
-
SJU
7h 24m
1 stop
$352Multiple Airlines
Thu, Oct 15 - Wed, Oct 21
Multiple Airlines Logo
6:00 am - 5:58 pm
SJU
-
TYS
11h 58m
1 stop
Multiple Airlines Logo
2:56 pm - 3:57 pm
TYS
-
SJU
25h 01m
1 stop
$363Multiple Airlines
Wed, Jun 24 - Thu, Aug 13
Multiple Airlines Logo
8:30 am - 6:40 pm
SJU
-
TYS
10h 10m
1 stop
Multiple Airlines Logo
9:05 am - 11:38 pm
TYS
-
SJU
14h 33m
1 stop
$371Multiple Airlines
Thu, Oct 15 - Thu, Oct 22
Multiple Airlines Logo
7:00 am - 9:50 pm
SJU
-
TYS
14h 50m
1 stop
Multiple Airlines Logo
12:40 pm - 2:29 pm
TYS
-
SJU
25h 49m
1 stop
$373Multiple Airlines
Fri, Jun 19 - Mon, Jun 22
Multiple Airlines Logo
6:15 am - 6:34 pm
SJU
-
TYS
12h 19m
1 stop
Multiple Airlines Logo
1:54 pm - 3:19 pm
TYS
-
SJU
25h 25m
1 stop
$378Multiple Airlines
Fri, Sep 11 - Fri, Sep 18

Delta flights from Puerto Rico to Knoxville

Our best Delta deals on Puerto Rico to Knoxville flight tickets
Delta
Oct 21
SJU5:43 pmSan Juan Luis Munoz Marin Intl
6h 03m
1 stop
TYS11:46 pmKnoxville McGhee Tyson
Oct 24
TYS8:47 amKnoxville McGhee Tyson
7h 46m
1 stop
SJU4:33 pmSan Juan Luis Munoz Marin Intl
$436
Delta
Jun 8
SJU5:56 pmSan Juan Luis Munoz Marin Intl
5h 58m
1 stop
TYS11:54 pmKnoxville McGhee Tyson
Jun 19
TYS3:54 pmKnoxville McGhee Tyson
6h 33m
1 stop
SJU10:27 pmSan Juan Luis Munoz Marin Intl
$704
Delta
Jun 8
SJU5:56 pmSan Juan Luis Munoz Marin Intl
5h 58m
1 stop
TYS11:54 pmKnoxville McGhee Tyson
Jun 19
TYS3:54 pmKnoxville McGhee Tyson
6h 33m
1 stop
SJU10:27 pmSan Juan Luis Munoz Marin Intl
$908

Southwest flights from Puerto Rico to Knoxville

Our best Southwest deals on Puerto Rico to Knoxville flight tickets
Southwest
Sep 11
SJU6:30 amSan Juan Luis Munoz Marin Intl
12h 05m
2 stops
TYS6:35 pmKnoxville McGhee Tyson
Sep 18
TYS7:10 amKnoxville McGhee Tyson
9h 45m
2 stops
SJU4:55 pmSan Juan Luis Munoz Marin Intl
$416
Southwest
Oct 14
SJU9:55 amSan Juan Luis Munoz Marin Intl
6h 50m
1 stop
TYS4:45 pmKnoxville McGhee Tyson
Oct 19
TYS12:50 pmKnoxville McGhee Tyson
11h 45m
2 stops
SJU12:35 amSan Juan Luis Munoz Marin Intl
$428
Southwest
Sep 26
SJU6:25 amSan Juan Luis Munoz Marin Intl
11h 15m
2 stops
TYS5:40 pmKnoxville McGhee Tyson
Sep 28
TYS8:25 amKnoxville McGhee Tyson
11h 40m
2 stops
SJU8:05 pmSan Juan Luis Munoz Marin Intl
$442

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 June 4, 2026.
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

Cheapest round-trip

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Mon 8/10

6:26 am-10:24 pm

1 stop15h 58m

Knoxville McGhee Tyson

Mon 8/17

12:50 pm-2:29 pm

1 stop25h 39m

$252

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Mon 8/3

6:45 am-10:00 pm

1 stop15h 15m

Knoxville McGhee Tyson

Sun 8/9

8:29 pm-4:11 pm

1 stop19h 42m

$326

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Sun 10/11

8:30 am-11:30 pm

1 stop15h 00m

Knoxville McGhee Tyson

Wed 10/14

4:14 pm-11:38 pm

1 stop7h 24m

$329

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Sun 10/11

8:30 am-11:30 pm

1 stop15h 00m

Knoxville McGhee Tyson

Fri 10/16

9:24 pm-11:41 pm

1 stop26h 17m

$337
Quickest round-trip

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Sun 9/20

8:30 am-4:48 pm

1 stop8h 18m

Knoxville McGhee Tyson

Wed 9/30

4:14 pm-11:38 pm

1 stop7h 24m

$347

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Thu 10/15

8:30 am-6:40 pm

1 stop10h 10m

Knoxville McGhee Tyson

Wed 10/21

4:14 pm-11:38 pm

1 stop7h 24m

$352

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Wed 6/24

6:00 am-5:58 pm

1 stop11h 58m

Knoxville McGhee Tyson

Thu 8/13

2:56 pm-3:57 pm

1 stop25h 01m

$363

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Thu 10/15

8:30 am-6:40 pm

1 stop10h 10m

Knoxville McGhee Tyson

Thu 10/22

9:05 am-11:38 pm

1 stop14h 33m

$371

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Fri 6/19

7:00 am-9:50 pm

1 stop14h 50m

Knoxville McGhee Tyson

Mon 6/22

12:40 pm-2:29 pm

1 stop25h 49m

$373

San JuanKnoxville

SJU - TYS

SJUTYS

San Juan Luis Munoz Marin Intl

Fri 9/11

6:15 am-6:34 pm

1 stop12h 19m

Knoxville McGhee Tyson

Fri 9/18

1:54 pm-3:19 pm

1 stop25h 25m

$378

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 $241. If you aren’t able to travel during the month of January, then book flights to Knoxville from Puerto Rico during May instead. Flights to Knoxville in May, while not as cheap as those in January, still average around $345.

How far in advance should I book a flight from Puerto Rico 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 $499 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 $411 on momondo.

Can stopping save me money on Puerto Rico to Knoxville flights?

You could potentially save up to 27% on your flight if you consider stops on a Puerto Rico to Knoxville flight.

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

Fastest flight time

6h 03m

Direct flights

None
The fastest flight from Puerto Rico to Knoxville takes 6h 03m
There are no direct flights from Puerto Rico to Knoxville. There are no popular flight routes from Puerto Rico to Knoxville.
Search flight deals

Frequently asked questions about flying from Puerto Rico to Knoxville

  • 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
United AirlinesPriceFrom $345Free CancellationRating
7.4
9,773 reviews
Search United Airlines flights
American AirlinesPriceFrom $390Free CancellationRating
7.1
11,641 reviews
Search American Airlines flights
DeltaPriceFrom $395Free CancellationRating
7.8
8,395 reviews
Search Delta 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
Alcoa
Corbin
Maryville
Crossville
Murphy
Oak Ridge
Lenoir City
Newport
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.

An easier way to manage your Knoxville trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 7/4
Sat 7/11
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States