What is the cheapest airline that flies from Denver Intl to Puerto Rico?

Frontier is the most popular carrier operating from Denver Intl to Puerto Rico

How many flights depart from Denver to Puerto Rico on average per week?

As of February 2026, there are 7 flights per week flying from Denver to Puerto Rico. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.

How many flights depart from Denver to Puerto Rico on average per day?

As of February 2026, there are 1 flights per day flying from Denver to Puerto Rico. The most common time of day flights depart is 9:00AM, with 100% of flights taking off at noon.

What airlines fly to Puerto Rico?

Frontier, United Airlines and Southwest are the top three most popular airlines that fly to Puerto Rico from Denver according to our data. Frontier is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Puerto Rico. Keep in mind that there are 6 different airlines that fly to Puerto Rico on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Denver Intl Airport to Puerto Rico?

Prices for flights from Denver Intl Airport to Puerto Rico are refreshed on a daily basis.

How many operators does momondo search for flights from Denver Intl Airport to Puerto Rico?

There are 6 operators available for flights from Denver Intl Airport to Puerto Rico as of February 2026.

How old do you have to be to fly from Denver Intl Airport to Puerto Rico?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Denver Intl Airport to Puerto Rico.

What documentation or ID do you need to fly to Puerto Rico?

The required travel and health documents for your Puerto Rico 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 Puerto Rico. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$114 Cheap Flights from Denver to Puerto Rico in 2026

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Find the cheapest flights from Denver to Puerto Rico

Round-trip

One-way

Last minute

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Cheap round-trip flights

Enter your travel dates to find the best prices.

11:59 pm - 5:43 pm

DEN

BQN

15h 44m

1 stop

9:14 pm - 2:32 pm

BQN

DEN

19h 18m

1 stop

$202Frontier

Fri, Apr 10 - Mon, Apr 13

11:59 pm - 10:36 am

DEN

PSE

8h 37m

1 stop

11:36 am - 10:59 pm

PSE

DEN

13h 23m

1 stop

$202Frontier

Thu, Apr 23 - Thu, May 7

11:59 pm - 10:12 am

DEN

SJU

8h 13m

1 stop

12:15 pm - 11:13 pm

SJU

DEN

12h 58m

1 stop

$220Frontier

Mon, Mar 9 - Wed, Mar 11

11:28 am - 1:21 am

DEN

SJU

11h 53m

1 stop

6:39 pm - 8:26 am

SJU

DEN

15h 47m

1 stop

$222Frontier

Mon, Mar 9 - Tue, Mar 10

11:59 pm - 2:08 pm

DEN

SJU

12h 09m

1 stop

3:18 pm - 12:09 pm

SJU

DEN

22h 51m

1 stop

$223Frontier

Sat, Apr 18 - Thu, Apr 23

9:00 pm - 3:31 pm

DEN

SJU

15h 31m

2 stops

7:05 pm - 7:26 am

SJU

DEN

15h 21m

1 stop

$232Multiple Airlines

Sun, Mar 1 - Sat, Mar 7

12:00 pm - 11:49 am

DEN

PSE

21h 49m

1 stop

7:59 pm - 10:17 pm

PSE

DEN

28h 18m

2 stops

$454Multiple Airlines

Wed, Apr 1 - Sun, Apr 5

9:06 pm - 3:53 pm

DEN

VQS

39h 47m

2 stops

7:49 pm - 6:12 pm

VQS

DEN

24h 23m

1 stop

$1,255United Airlines

Fri, Mar 6 - Fri, Mar 13

9:06 pm - 3:53 pm

DEN

VQS

39h 47m

2 stops

7:49 pm - 6:12 pm

VQS

DEN

24h 23m

1 stop

$1,425United Airlines

Fri, Mar 6 - Sat, Mar 14

11:59 pm - 1:16 pm

DEN

VQS

11h 17m

2 stops

7:30 am - 11:02 pm

VQS

DEN

17h 32m

2 stops

$1,682JetBlue

Tue, Apr 21 - Sat, Apr 25

Frontier flights from Denver to Puerto Rico

Our best Frontier deals on Denver to Puerto Rico flight tickets

Frontier

Apr 10

DEN11:59 pmDenver Intl

15h 44m

1 stop

BQN5:43 pmAguadilla Borinquen

Apr 13

BQN9:14 pmAguadilla Borinquen

19h 18m

1 stop

DEN2:32 pmDenver Intl

$202

Frontier

Mar 9

DEN11:59 pmDenver Intl

8h 13m

1 stop

SJU10:12 amSan Juan Luis Munoz Marin Intl

Mar 11

SJU12:15 pmSan Juan Luis Munoz Marin Intl

12h 58m

1 stop

DEN11:13 pmDenver Intl

$220

Frontier

Mar 9

DEN11:28 amDenver Intl

11h 53m

1 stop

SJU1:21 amSan Juan Luis Munoz Marin Intl

Mar 10

SJU6:39 pmSan Juan Luis Munoz Marin Intl

15h 47m

1 stop

DEN8:26 amDenver Intl

$222

JetBlue flights from Denver to Puerto Rico

Our best JetBlue deals on Denver to Puerto Rico flight tickets

JetBlue

Mar 28

DEN10:44 pmDenver Intl

19h 29m

2 stops

BQN8:13 pmAguadilla Borinquen

Apr 6

BQN4:33 amAguadilla Borinquen

19h 44m

2 stops

DEN10:17 pmDenver Intl

$559

JetBlue

Mar 27

DEN10:59 pmDenver Intl

23h 41m

2 stops

PSE12:40 amPonce Mercedita

Mar 29

PSE1:55 amPonce Mercedita

12h 50m

2 stops

DEN12:45 pmDenver Intl

$605

JetBlue

Mar 16

DEN11:59 pmDenver Intl

22h 41m

2 stops

PSE12:40 amPonce Mercedita

Mar 22

PSE1:55 amPonce Mercedita

14h 00m

2 stops

DEN1:55 pmDenver Intl

$789

Fly from

Fly to

Route

Depart

Return

Price

DenverAguadilla

DEN - BQN

DENBQN

Denver Intl

Fri 4/10

11:59 pm-5:43 pm

1 stop15h 44m

Aguadilla Borinquen

Mon 4/13

9:14 pm-2:32 pm

1 stop19h 18m

$202

DenverPonce

DEN - PSE

DENPSE

Denver Intl

Thu 4/23

11:59 pm-10:36 am

1 stop8h 37m

Ponce Mercedita

Thu 5/7

11:36 am-10:59 pm

1 stop13h 23m

$202

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Mon 3/9

11:59 pm-10:12 am

1 stop8h 13m

San Juan Luis Munoz Marin Intl

Wed 3/11

12:15 pm-11:13 pm

1 stop12h 58m

$220

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Mon 3/9

11:28 am-1:21 am

1 stop11h 53m

San Juan Luis Munoz Marin Intl

Tue 3/10

6:39 pm-8:26 am

1 stop15h 47m

$222

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Sat 4/18

11:59 pm-2:08 pm

1 stop12h 09m

San Juan Luis Munoz Marin Intl

Thu 4/23

3:18 pm-12:09 pm

1 stop22h 51m

$223

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Sun 3/1

9:00 pm-3:31 pm

2 stops15h 31m

San Juan Luis Munoz Marin Intl

Sat 3/7

7:05 pm-7:26 am

1 stop15h 21m

$232

DenverPonce

DEN - PSE

DENPSE

Denver Intl

Wed 4/1

12:00 pm-11:49 am

1 stop21h 49m

Ponce Mercedita

Sun 4/5

7:59 pm-10:17 pm

2 stops28h 18m

$454

DenverVieques

DEN - VQS

DENVQS

Denver Intl

Fri 3/6

9:06 pm-3:53 pm

2 stops39h 47m

Vieques

Fri 3/13

7:49 pm-6:12 pm

1 stop24h 23m

$1,255

DenverVieques

DEN - VQS

DENVQS

Denver Intl

Fri 3/6

9:06 pm-3:53 pm

2 stops39h 47m

Vieques

Sat 3/14

7:49 pm-6:12 pm

1 stop24h 23m

$1,425

DenverVieques

DEN - VQS

DENVQS

Denver Intl

Tue 4/21

11:59 pm-1:16 pm

2 stops11h 17m

Vieques

Sat 4/25

7:30 am-11:02 pm

2 stops17h 32m

$1,682

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Prices

Airlines

Other information

What is the cheapest month to fly to Puerto Rico?

If you don’t want to visit Puerto Rico in August, then you should wait until May to fly from Denver, when ticket prices are also cheap, with an average price of $375.

What is the cheapest day to depart on your flight to Puerto Rico?

On average, the least expensive day to fly to Puerto Rico from Denver is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $593. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Puerto Rico is Saturday, with ticket prices averaging around $770.

What is the cheapest Denver Intl to Puerto Rico flight route?

Fly from Denver Intl to San Juan Luis Munoz Marin Intl for the best Denver Intl - Puerto Rico flight prices

How far in advance should I book a flight to Puerto Rico?

You are more likely to see cheaper flights to Puerto Rico from Denver when booking weeks ahead of your departure date. In general, you can expect to find flights to Puerto Rico for around $481 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Puerto Rico from Denver for as low as $338 on momondo.

What cabin class options are available on Denver Intl to Puerto Rico flights?

There are 4 cabin classes available to choose from on Denver Intl to Puerto Rico flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

You could potentially save up to 67% on your flight if you consider stops on a Denver to Puerto Rico flight.

Cheap Denver to Puerto Rico flight deals and tips

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

Best Price Found	$344
Fastest flight time	5h 40m
Direct flights	Every day
Airports in Puerto Rico	20 airports

The best one-way flight to Puerto Rico from Denver in the past 72 hours is $344. The best round-trip flight deal from Denver to Puerto Rico found on momondo in the last 72 hours is $540.

The fastest flight from Denver to Puerto Rico takes 5h 40m

Direct flights go from Denver to Puerto Rico every day.

There are 20 airports in Puerto Rico. From Denver there are direct flights to San Juan Luis Munoz Marin Intl (SJU).

Search flight deals

When did momondo last update prices for flights from Denver Intl Airport to Puerto Rico?
Prices for flights from Denver Intl Airport to Puerto Rico are refreshed on a daily basis.
How many operators does momondo search for flights from Denver Intl Airport to Puerto Rico?
There are 6 operators available for flights from Denver Intl Airport to Puerto Rico as of February 2026.
How old do you have to be to fly from Denver Intl Airport to Puerto Rico?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Denver Intl Airport to Puerto Rico.
What documentation or ID do you need to fly to Puerto Rico?
The required travel and health documents for your Puerto Rico 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 Puerto Rico. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Denver to Puerto Rico?
momondo data reveals that the most frequently booked plane model on the route from Denver to Puerto Rico is Boeing 737 MAX 9, representing 78.87% of all bookings. The subsequent popular models are Boeing 737-800 at 15.96%, Boeing 737 MAX 8 at 3.29%, and Airbus A220-300 at 0.94%.

Best airlines flying from Denver to Puerto Rico

Compare and see reviews for airlines that fly from Denver to Puerto Rico with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $165	Free Cancellation	Rating 5.7 3,047 reviews	Search Frontier flights
JetBlue	PriceFrom $272	Free Cancellation	Rating 7.2 2,899 reviews	Search JetBlue flights
Delta	PriceFrom $328	Free Cancellation	Rating 7.9 8,204 reviews	Search Delta flights
Southwest	PriceFrom $423	Free Cancellation	Rating 8.0 4,285 reviews	Search Southwest flights
American Airlines	PriceFrom $485	Free Cancellation	Rating 7.2 11,292 reviews	Search American Airlines flights
United Airlines	PriceFrom $486	Free Cancellation	Rating 7.4 9,299 reviews	Search United Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Puerto Rico from Denver.

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

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

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

momondo helps you find the best flight between Denver and Puerto Rico by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to Puerto Rico, momondo offers a useful price alert feature which will track prices for flights to Puerto Rico from Denver and alert you when they change.

An easier way to manage your Puerto Rico 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.

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Popular cities in Puerto Rico

Flights to San Juanfrom $106

Flights to Aguadillafrom $169

Flights to Mayagüezfrom $311

Cheap flights from Denver to Puerto Rico from $114

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Denver to Puerto Rico departing on 4/10. 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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Frontier flights from Denver to Puerto Rico

Our best Frontier deals on Denver to Puerto Rico flight tickets

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Our best JetBlue deals on Denver to Puerto Rico flight tickets

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Use the filters below to find and compare flights from Denver to Puerto Rico that are best for you.

See travel insights to Puerto Rico from

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

What is the cheapest month to fly to Puerto Rico?

What is the cheapest day to depart on your flight to Puerto Rico?

What is the cheapest Denver Intl to Puerto Rico flight route?

How far in advance should I book a flight to Puerto Rico?

What cabin class options are available on Denver Intl to Puerto Rico flights?

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

What is the cheapest airline that flies from Denver Intl to Puerto Rico?

What airlines fly to Puerto Rico?

How many flights depart from Denver to Puerto Rico on average per day?

How many flights depart from Denver to Puerto Rico on average per week?

Cheap Denver to Puerto Rico flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Puerto Rico

Best airlines flying from Denver to Puerto Rico

Compare and see reviews for airlines that fly from Denver to Puerto Rico with momondo

Why use momondo?

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

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

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

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

An easier way to manage your Puerto Rico 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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Puerto Rico

Popular cities in Puerto Rico

Popular flights according to clicks in the last 7 days on momondo

Denver flight routes

According to popular flight searches on momondo this year

Puerto Rico flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Puerto Rico

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Puerto Rico

List of cabin classes available on flights landing in Puerto Rico. Availability may vary depending on flight origin and airline.

Complete your trip to Puerto Rico

Explore popular destinations other users love

According to popular flight searches on momondo this year