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Puerto Rico

$146+ Cheap flights from Denver (DEN) to Puerto Rico

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/11. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SJU
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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Cheap flight deals from Denver to Puerto Rico

Keep the following information in mind while searching for Denver to Puerto Rico flight deals. Data was last updated March 28, 2025.

Round-trip from

$291
(Frontier)

One-way from

$146
(Cheapflightsfares)

Popular in

December

Cheapest in

September

Average price

$540

Good round-trip deal

$580 or less

Good one-way deal

$348 or less
From Denver Intl to Puerto Rico
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One-way flight from Denver Intl to Puerto Rico
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Highest demand for flights based on searches. 20% potential increase in price ($113 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Denver Intl to Puerto Rico.
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Price to beat on a one-way flight from Denver Intl to Puerto Rico.
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Find flight deals from Denver to Puerto Rico

Cheapest flights from Denver to Puerto Rico
Explore the most affordable flight options available from Denver to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

This Frontier deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2211:25 pmDEN - SJU
1 stop8h 25mFrontier
Wed 4/239:30 pmSJU - DEN
1 stop13h 09mFrontier
Deal found 3/28$291
This Frontier deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/212:10 amDEN - BQN
1 stop9h 42mFrontier
Wed 4/92:59 amBQN - DEN
1 stop9h 25mFrontier
Deal found 3/27$296
This Frontier deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1612:10 amDEN - PSE
1 stop10h 25mFrontier
Thu 4/249:46 amPSE - DEN
1 stop15h 34mFrontier
Deal found 3/27$296
This JetBlue deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/181:35 pmDEN - SJU
1 stop9h 56mJetBlue
Sun 6/2212:35 pmSJU - DEN
1 stop10h 49mJetBlue
Deal found 3/27$330
This Mytrip deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/256:40 pmDEN - SJU
3 stops36h 52mMultiple Airlines
Sat 5/39:32 amSJU - DEN
2 stops23h 59mMultiple Airlines
Deal found 3/26$383
This Delta deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/267:05 amDEN - SJU
1 stop7h 45mDelta
Sat 8/3012:56 pmSJU - DEN
1 stop11h 23mDelta
Deal found 3/27$413
This JetBlue Airways deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/112:14 pmDEN - BQN
1 stop12h 28mJetBlue
Sun 5/115:05 amBQN - DEN
1 stop10h 38mJetBlue
Deal found 3/27$447
This American Airlines deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/17:16 amDEN - SJU
2 stops10h 54mAmerican Airlines
Sun 10/511:55 amSJU - DEN
1 stop13h 20mAmerican Airlines
Deal found 3/27$495
This United Airlines deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/236:00 amDEN - BQN
2 stops15h 09mUnited Airlines
Thu 7/3112:15 amBQN - DEN
1 stop10h 02mUnited Airlines
Deal found 3/26$495
This Southwest deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/236:35 amDEN - SJU
1 stop11h 40mSouthwest
Tue 4/296:05 amSJU - DEN
2 stops10h 10mSouthwest
Deal found 3/27$498
This United deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/295:20 amDEN - SJU
1 stop13h 18mUnited Airlines
Mon 5/51:40 pmSJU - DEN
Nonstop6h 31mUnited Airlines
Deal found 3/28$502
This United deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/197:20 pmDEN - CPX
2 stops14h 51mMultiple Airlines
Mon 6/233:05 pmCPX - DEN
2 stops11h 10mMultiple Airlines
Deal found 3/27$903

Cheapflights Fare Finder

Customize your flight search to find flights from Denver to Puerto Rico 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, Cheapflights users made 2,558,603 searches. Data last updated March 28, 2025.
Use the filters below to find and compare flights from Denver to Puerto Rico that are best for you.

Fly from

Denver

Fly to

Puerto Rico

Route

Depart

Return

Price

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Tue 4/22

11:25 pm-9:50 am

1 stop8h 25m

San Juan Luis Munoz Marin Intl

Wed 4/23

9:30 pm-8:39 am

1 stop13h 09m

$291

DenverPonce

DEN - PSE

DENPSE

Denver Intl

Wed 4/16

12:10 am-12:35 pm

1 stop10h 25m

Ponce Mercedita

Thu 4/24

9:46 am-11:20 pm

1 stop15h 34m

$296

DenverAguadilla

DEN - BQN

DENBQN

Denver Intl

Wed 4/9

12:10 am-11:32 am

1 stop9h 22m

Aguadilla Borinquen

Tue 4/22

2:47 am-11:20 pm

1 stop22h 33m

$298

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Wed 6/18

1:35 pm-1:31 am

1 stop9h 56m

San Juan Luis Munoz Marin Intl

Sun 6/22

12:35 pm-9:24 pm

1 stop10h 49m

$330

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Fri 4/25

6:40 pm-9:32 am

3 stops36h 52m

San Juan Luis Munoz Marin Intl

Sat 5/3

9:32 am-7:31 am

2 stops23h 59m

$383

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Tue 8/26

7:05 am-4:50 pm

1 stop7h 45m

San Juan Luis Munoz Marin Intl

Sat 8/30

12:56 pm-10:19 pm

1 stop11h 23m

$413

DenverAguadilla

DEN - BQN

DENBQN

Denver Intl

Thu 5/1

12:14 pm-2:42 am

1 stop12h 28m

Aguadilla Borinquen

Sun 5/11

5:05 am-1:43 pm

1 stop10h 38m

$447

DenverAguadilla

DEN - BQN

DENBQN

Denver Intl

Wed 7/23

6:00 am-11:09 pm

2 stops15h 09m

Aguadilla Borinquen

Thu 7/31

12:15 am-8:17 am

1 stop10h 02m

$495

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Wed 4/23

6:35 am-8:15 pm

1 stop11h 40m

San Juan Luis Munoz Marin Intl

Tue 4/29

6:05 am-2:15 pm

2 stops10h 10m

$498

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Tue 4/29

5:20 am-8:38 pm

1 stop13h 18m

San Juan Luis Munoz Marin Intl

Mon 5/5

1:40 pm-6:11 pm

Nonstop6h 31m

$502

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/28

Showing 1-10 of 27 results
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Best time to book a flight from Denver to Puerto Rico

Have a flexible travel schedule? Discover the best time to fly to Puerto Rico from Denver with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Denver to Puerto Rico

What is the cheapest month to book a flight from Denver to Puerto Rico?

Currently, September is the cheapest month in which you can book a flight from Denver to Puerto Rico (average of $254). Flying from Denver to Puerto Rico in December is currently the most expensive (average of $336). 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.

What is the cheapest time of day to fly from DEN to PR?

Find hourly flight availability from Denver to Puerto Rico. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 28, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Denver to Puerto Rico as you normally would.

Rainfall in Puerto Rico by month

Plan your trip to Puerto Rico by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Puerto Rico ranges from 2.2 - 6.1 inches per month. November is typically the wettest month, when rainfall can reach 6.1 in. February is typically the driest time to visit Puerto Rico when rainfall is around 2.2 in.

Temperature in Puerto Rico by month

Plan your trip to Puerto Rico by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Puerto Rico, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 77.0 F).

Reviews of airlines servicing Puerto Rico

Get insights into the airlines that provide service to Puerto Rico. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Puerto Rico. Reviews last updated March 28, 2025.
Read through reviews of airlines operating flights from Denver to Puerto Rico, such as Southwest, Delta and United Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,274 reviews

Comfort

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.1
Very good
4,274 reviews
Southwest
8.1
Very good
4,274 reviews

Comfort

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,897 reviews
Southwest
8.1
Very good
4,274 reviews

Comfort

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,603 reviews
Southwest
8.1
Very good
4,274 reviews

Comfort

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
JetBlue
7.3
Good
2,923 reviews
Southwest
8.1
Very good
4,274 reviews

Comfort

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,274 reviews

Comfort

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

Find useful and relevant information for your journey from Denver to Puerto Rico. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Denver to Puerto Rico?

    For a flight from Denver to Puerto Rico, you will be flying from Denver Intl. Denver Intl (DEN) is just 18.5 mi from the center of the city.

  • What are the cheapest airlines to fly from Denver to Puerto Rico one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $146. JetBlue flights start at $210 while deals on Sun Country Air start at $237 one-way.

  • What are the most popular routes from Denver to Puerto Rico?

    The most popular route from Denver to Puerto Rico is Denver Intl - San Juan Luis Munoz Marin Intl. You may also consider Denver Intl - Ponce Mercedita or Denver Intl - Aguadilla Borinquen.

  • What are the cheapest flights from Denver to Puerto Rico?

    The cheapest flight price from Denver to Puerto Rico is $303. On average you can expect to pay $870. The most popular route, (Denver Intl - San Juan Luis Munoz Marin Intl), can usually be booked for $259.

  • Can I find deals for flights from Denver to Puerto Rico that include hotel bookings?

    Yes. In addition to deals on Denver to Puerto Rico flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Denver to Puerto Rico?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Denver to Puerto Rico.

  • Can I find deals for business class flights from Denver to Puerto Rico?

    Yes. Cheapflights offers flight deals from Denver to Puerto Rico 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 Denver to Puerto Rico?

    Currently, September is the cheapest month in which you can book a flight from Denver to Puerto Rico (average of $254). Flying from Denver to Puerto Rico in December is currently the most expensive (average of $336). 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

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Alternative routes for Denver to Puerto Rico

See prices for flight routes from nearby airports that may be better suited for you.
Denver to Luis Munoz Marin Intl flights
Denver to Saint Thomas Island flights
Denver to Simpson Bay flights
Denver to Punta Cana flights
Denver to Montego Bay flights
Denver to Nassau flights
Denver to George Town flights
Denver to Oranjestad flights
Denver to Providenciales flights
Denver to Castries flights
Denver to Willemstad flights
Colorado Springs to Luis Munoz Marin Intl flights
Denver to Christiansted flights
Denver to Santo Domingo flights
Denver to Bridgetown flights
Denver to Puerto Plata flights
Denver to St. John's flights
Denver to Santiago de los Caballeros flights
Denver to Road Town flights
Denver to Freeport flights
Colorado Springs to Montego Bay flights
Denver to Basseterre flights
Denver to Castries flights
Denver to Kingston flights
Denver to Ponce flights
Denver to Kralendijk flights
Denver to Marsh Harbour flights
Denver to Gregory Town flights
Denver to The Valley flights
Denver to Roseau flights
Grand Junction to Saint Thomas Island flights
Denver to Aguadilla flights
Denver to Georgetown flights
Colorado Springs to Saint Thomas Island flights
Denver to St. George's flights
Grand Junction to Luis Munoz Marin Intl flights
Denver to Port of Spain flights
Denver to Pointe-à-Pitre flights
Denver to Fort-de-France flights
Denver to Kingstown flights
Colorado Springs to Nassau flights
Vail to Luis Munoz Marin Intl flights
Denver to Governor’s Harbour flights
Denver to Cap Haitien flights
Colorado Springs to Oranjestad flights
Denver to Vieques flights
Montrose to George Town flights

Top 6 airlines flying from Denver to Puerto Rico

Discover the top 6 airlines that operate flights from Denver to Puerto Rico. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$129Average$291FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$272Average$447FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$469Average$576FlexibilityNo cancel feeOn-time63%
DeltaCheapest$474Average$612FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$474Average$581FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$474Average$682FlexibilityNo cancel feeOn-time69%
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