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

Frontier, Southwest, and United Airlines are the most popular carriers operating from Denver Intl to Puerto Rico

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

As of April 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 44% 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.

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

As of April 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.

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 April 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.

$98 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

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:59 pm - 10:28 am

DEN

PSE

8h 29m

1 stop

9:47 am - 11:11 pm

PSE

DEN

15h 24m

1 stop

$196Frontier

Mon, May 4 - Fri, May 8

3:32 pm - 1:43 am

DEN

BQN

8h 11m

1 stop

12:26 pm - 8:24 am

BQN

DEN

21h 58m

1 stop

$216Frontier

Sat, May 2 - Thu, May 7

3:32 pm - 1:43 am

DEN

BQN

8h 11m

1 stop

2:59 am - 11:11 pm

BQN

DEN

22h 12m

1 stop

$221Frontier

Sat, May 2 - Fri, May 8

11:59 pm - 10:28 am

DEN

PSE

8h 29m

1 stop

9:47 am - 11:11 pm

PSE

DEN

15h 24m

1 stop

$221Frontier

Mon, May 4 - Fri, May 8

11:59 pm - 11:57 pm

DEN

SJU

21h 58m

1 stop

6:41 pm - 8:57 am

SJU

DEN

16h 16m

1 stop

$245Frontier

Sun, May 10 - Sun, May 17

11:59 pm - 9:30 am

DEN

SJU

7h 31m

1 stop

12:57 pm - 10:29 pm

SJU

DEN

11h 32m

2 stops

$253Multiple Airlines

Mon, Apr 27 - Fri, May 1

12:40 pm - 3:53 pm

DEN

VQS

25h 13m

2 stops

11:44 am - 12:44 am

VQS

DEN

15h 00m

2 stops

$951United Airlines

Fri, May 8 - Thu, May 14

9:43 am - 4:13 pm

DEN

CPX

28h 30m

1 stop

10:30 am - 6:15 pm

CPX

DEN

9h 45m

1 stop

$982United Airlines

Sat, May 9 - Fri, May 15

11:59 pm - 4:13 pm

DEN

CPX

14h 14m

2 stops

8:25 am - 11:04 pm

CPX

DEN

16h 39m

2 stops

$1,124Multiple Airlines

Sat, Apr 25 - Wed, Apr 29

11:59 pm - 5:34 pm

DEN

VQS

15h 35m

2 stops

9:22 am - 10:13 pm

VQS

DEN

14h 51m

2 stops

$1,179JetBlue

Fri, May 1 - Mon, May 4

Frontier flights from Denver to Puerto Rico

Our best Frontier deals on Denver to Puerto Rico flight tickets

Frontier

May 4

DEN11:59 pmDenver Intl

8h 29m

1 stop

PSE10:28 amPonce Mercedita

May 8

PSE9:47 amPonce Mercedita

15h 24m

1 stop

DEN11:11 pmDenver Intl

$196

Frontier

May 2

DEN3:32 pmDenver Intl

8h 11m

1 stop

BQN1:43 amAguadilla Borinquen

May 7

BQN12:26 pmAguadilla Borinquen

21h 58m

1 stop

DEN8:24 amDenver Intl

$216

Frontier

May 2

DEN3:32 pmDenver Intl

8h 11m

1 stop

BQN1:43 amAguadilla Borinquen

May 8

BQN2:59 amAguadilla Borinquen

22h 12m

1 stop

DEN11:11 pmDenver Intl

$221

United Airlines flights from Denver to Puerto Rico

Our best United Airlines deals on Denver to Puerto Rico flight tickets

United Airlines

May 8

DEN12:40 pmDenver Intl

25h 13m

2 stops

VQS3:53 pmVieques

May 14

VQS11:44 amVieques

15h 00m

2 stops

DEN12:44 amDenver Intl

$951

United Airlines

May 9

DEN9:43 amDenver Intl

28h 30m

1 stop

CPX4:13 pmCulebra

May 15

CPX10:30 amCulebra

9h 45m

1 stop

DEN6:15 pmDenver Intl

$982

United Airlines

May 8

DEN12:40 pmDenver Intl

25h 33m

2 stops

CPX4:13 pmCulebra

May 14

CPX10:30 amCulebra

15h 29m

2 stops

DEN11:59 pmDenver Intl

$986

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverPonce

DEN - PSE

DENPSE

Denver Intl

Mon 5/4

11:59 pm-10:28 am

1 stop8h 29m

Ponce Mercedita

Fri 5/8

9:47 am-11:11 pm

1 stop15h 24m

$196

DenverAguadilla

DEN - BQN

DENBQN

Denver Intl

Sat 5/2

3:32 pm-1:43 am

1 stop8h 11m

Aguadilla Borinquen

Thu 5/7

12:26 pm-8:24 am

1 stop21h 58m

$216

DenverAguadilla

DEN - BQN

DENBQN

Denver Intl

Sat 5/2

3:32 pm-1:43 am

1 stop8h 11m

Aguadilla Borinquen

Fri 5/8

2:59 am-11:11 pm

1 stop22h 12m

$221

DenverPonce

DEN - PSE

DENPSE

Denver Intl

Mon 5/4

11:59 pm-10:28 am

1 stop8h 29m

Ponce Mercedita

Fri 5/8

9:47 am-11:11 pm

1 stop15h 24m

$221

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Sun 5/10

11:59 pm-11:57 pm

1 stop21h 58m

San Juan Luis Munoz Marin Intl

Sun 5/17

6:41 pm-8:57 am

1 stop16h 16m

$245

Quickest round-trip

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Mon 4/27

11:59 pm-9:30 am

1 stop7h 31m

San Juan Luis Munoz Marin Intl

Fri 5/1

12:57 pm-10:29 pm

2 stops11h 32m

$253

DenverVieques

DEN - VQS

DENVQS

Denver Intl

Fri 5/8

12:40 pm-3:53 pm

2 stops25h 13m

Vieques

Thu 5/14

11:44 am-12:44 am

2 stops15h 00m

$951

DenverCulebra

DEN - CPX

DENCPX

Denver Intl

Sat 5/9

9:43 am-4:13 pm

1 stop28h 30m

Culebra

Fri 5/15

10:30 am-6:15 pm

1 stop9h 45m

$982

DenverCulebra

DEN - CPX

DENCPX

Denver Intl

Sat 4/25

11:59 pm-4:13 pm

2 stops14h 14m

Culebra

Wed 4/29

8:25 am-11:04 pm

2 stops16h 39m

$1,124

DenverVieques

DEN - VQS

DENVQS

Denver Intl

Fri 5/1

11:59 pm-5:34 pm

2 stops15h 35m

Vieques

Mon 5/4

9:22 am-10:13 pm

2 stops14h 51m

$1,179

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 September to fly from Denver, when ticket prices are also cheap, with an average price of $377.

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 $606. 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 $767.

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 $498 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 $326 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 65% 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	$348
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 $348. The best round-trip flight deal from Denver to Puerto Rico found on momondo in the last 72 hours is $614.

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

Frequently asked questions about flying from Denver to Puerto Rico

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 April 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 43.12% of all bookings. The subsequent popular models are Boeing 737 MAX 8 at 40.83%, Boeing 737-800 at 11.01%, and Airbus A220-300 at 2.29%.

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 $182	Free Cancellation	Rating 5.7 2,994 reviews	Search Frontier flights
JetBlue	PriceFrom $272	Free Cancellation	Rating 7.2 2,931 reviews	Search JetBlue flights
Delta	PriceFrom $353	Free Cancellation	Rating 7.9 8,408 reviews	Search Delta flights
Southwest	PriceFrom $376	Free Cancellation	Rating 8.0 4,329 reviews	Search Southwest flights
American Airlines	PriceFrom $485	Free Cancellation	Rating 7.1 11,572 reviews	Search American Airlines flights
United Airlines	PriceFrom $487	Free Cancellation	Rating 7.4 9,581 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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Find better results for your trip to Puerto Rico

Popular cities

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Complete your trip

Feeling lucky

Popular cities in Puerto Rico

Flights to San Juanfrom $55

Flights to Aguadillafrom $212

Flights to Poncefrom $168

Flights to Culebrafrom $369

Flights to Mayagüezfrom $287

Cheap flights from Denver to Puerto Rico from $98

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 5/4. 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 United Airlines 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

Frequently asked questions about flying from Denver to 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?

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