HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Denver

$86+ Cheap flights from Puerto Rico to Denver (DEN)

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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — DEN
Mar 19 — Mar 261
Wed 3/19
Wed 3/26
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Puerto Rico to Denver with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Puerto Rico to Denver

Keep the following information in mind while searching for Puerto Rico to Denver flight deals. Data was last updated March 14, 2025.

Round-trip from

$173
(Frontier)

One-way from

$86
(eDestinos)

Popular in

December

Cheapest in

September

Average price

$454

Good round-trip deal

$529 or less

Good one-way deal

$295 or less
From Puerto Rico to Denver Intl
Search Deals
One-way flight from Puerto Rico to Denver Intl
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($108 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals
Price to beat on a round-trip flight from Puerto Rico to Denver Intl.
Search Deals
Price to beat on a one-way flight from Puerto Rico to Denver Intl.
Search Deals

Find flight deals from Puerto Rico to Denver

Cheapest flights from Puerto Rico to Denver
Explore the most affordable flight options available from Puerto Rico to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 14, 2025.

This Frontier deal was found by Cheapflights users on 3/13. 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 4/112:59 amSJU - DEN
1 stop10h 02mFrontier
Wed 4/211:14 amDEN - SJU
1 stop12h 36mFrontier
Deal found 3/13$173
This Trip.com deal was found by Cheapflights users on 3/13. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/2512:59 amSJU - DEN
2 stops24h 05mMultiple Airlines
Wed 4/211:14 amDEN - SJU
1 stop8h 24mMultiple Airlines
Deal found 3/13$300
This JetBlue deal was found by Cheapflights users on 3/13. 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.
Sat 11/11:59 amSJU - DEN
1 stop9h 46mJetBlue
Sat 11/811:59 pmDEN - SJU
1 stop11h 31mJetBlue
Deal found 3/13$379
This Southwest deal was found by Cheapflights users on 3/13. 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.
Thu 5/15:35 amSJU - DEN
2 stops12h 10mSouthwest
Wed 5/710:30 amDEN - SJU
1 stop9h 20mSouthwest
Deal found 3/13$458
This Delta deal was found by Cheapflights users on 3/13. 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.
Fri 10/101:10 pmSJU - DEN
1 stop11h 46mDelta
Mon 10/1311:59 pmDEN - SJU
1 stop10h 01mDelta
Deal found 3/13$482
This United Airlines deal was found by Cheapflights users on 3/13. 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.
Fri 10/172:00 pmSJU - DEN
Nonstop6h 10mUnited Airlines
Tue 10/289:40 amDEN - SJU
Nonstop5h 39mUnited Airlines
Deal found 3/13$486
This American Airlines deal was found by Cheapflights users on 3/13. 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.
Tue 4/226:21 amSJU - DEN
2 stops11h 30mAmerican Airlines
Sun 4/2711:59 pmDEN - SJU
2 stops10h 37mAmerican Airlines
Deal found 3/13$495
This Booking.com deal was found by Cheapflights users on 3/12. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/102:57 amBQN - DEN
1 stop9h 27mFrontier
Thu 4/1711:24 amDEN - BQN
1 stop12h 23mFrontier
Deal found 3/12$628
This United Airlines deal was found by Cheapflights users on 3/13. 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.
Mon 6/912:15 amBQN - DEN
1 stop9h 57mUnited Airlines
Tue 6/1712:25 pmDEN - BQN
1 stop8h 44mUnited Airlines
Deal found 3/13$716

Find flights from Puerto Rico to Denver within your budget

Customize your flight search to find flights from Puerto Rico to Denver 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 14, 2025.

Fly from

Puerto Rico

Fly to

Denver

Route

Depart

Return

Price

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Tue 4/1

12:59 am-9:01 am

1 stop10h 02m

Denver Intl

Wed 4/2

11:14 am-1:50 am

1 stop12h 36m

$173

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Tue 3/25

12:59 am-11:04 pm

2 stops24h 05m

Denver Intl

Wed 4/2

11:14 am-9:38 pm

1 stop8h 24m

$300

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Wed 4/30

3:29 am-11:17 am

1 stop9h 48m

Denver Intl

Wed 5/7

2:30 pm-1:46 am

1 stop9h 16m

$407

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Thu 5/1

5:35 am-3:45 pm

2 stops12h 10m

Denver Intl

Wed 5/7

10:30 am-9:50 pm

1 stop9h 20m

$458

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Tue 4/22

6:21 am-3:51 pm

2 stops11h 30m

Denver Intl

Sun 4/27

11:59 pm-12:36 pm

2 stops10h 37m

$495

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Sat 9/6

2:00 pm-6:10 pm

Nonstop6h 10m

Denver Intl

Fri 9/12

11:40 pm-12:00 pm

1 stop10h 20m

$531

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Sat 9/6

2:28 pm-11:47 pm

1 stop11h 19m

Denver Intl

Thu 9/11

12:59 am-1:23 pm

1 stop10h 24m

$580

AguadillaDenver

BQN - DEN

BQNDEN

Aguadilla Borinquen

Thu 4/10

2:57 am-10:24 am

1 stop9h 27m

Denver Intl

Thu 4/17

11:24 am-1:47 am

1 stop12h 23m

$628

AguadillaDenver

BQN - DEN

BQNDEN

Aguadilla Borinquen

Mon 6/9

12:15 am-8:12 am

1 stop9h 57m

Denver Intl

Tue 6/17

12:25 pm-11:09 pm

1 stop8h 44m

$716

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Mon 5/5

3:56 am-8:18 am

1 stop30h 22m

$86

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/12

Showing 1-10 of 17 results
1
2

Best time to book a flight from Puerto Rico to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver from Puerto Rico 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.

Travel insights for flights from Puerto Rico to Denver

Get recent, data-driven insights about flights from Puerto Rico to Denver including ideal travel times, pricing trends, and more.

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

Currently, October is the cheapest month in which you can book a flight from Puerto Rico to Denver (average of $197). Flying from Puerto Rico to Denver in March is currently the most expensive (average of $278). 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 PR to DEN?

Find hourly flight availability from Puerto Rico to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 14, 2025.

When flying from Puerto Rico to Denver, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Denver by month

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

In terms of precipitation, rainfall in Denver ranges from 0.5 - 2.3 inches per month. May is typically the wettest month, when rainfall can reach 2.3 in. January is typically the driest time to visit Denver when rainfall is around 0.5 in.

Temperature in Denver by month

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

If weather is an important factor for your trip to Denver, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Denver

Get insights into the airlines that provide service to Denver. 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 Denver. Reviews last updated March 14, 2025.
See what other customers who have flown with Southwest, Alaska Airlines and Delta from Puerto Rico to Denver have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,292 reviews

Crew

8.7

Entertainment

7.6

Overall

8.1

Food

7.1

Comfort

8.1

Boarding

8.2

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
4,292 reviews
Southwest
8.1
Very good
4,292 reviews

Crew

8.7

Entertainment

7.6

Overall

8.1

Food

7.1

Comfort

8.1

Boarding

8.2

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.

Alaska Airlines
8.0
Very good
9,734 reviews
Southwest
8.1
Very good
4,292 reviews

Crew

8.7

Entertainment

7.6

Overall

8.1

Food

7.1

Comfort

8.1

Boarding

8.2

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
7,944 reviews
Southwest
8.1
Very good
4,292 reviews

Crew

8.7

Entertainment

7.6

Overall

8.1

Food

7.1

Comfort

8.1

Boarding

8.2

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
8,623 reviews
Southwest
8.1
Very good
4,292 reviews

Crew

8.7

Entertainment

7.6

Overall

8.1

Food

7.1

Comfort

8.1

Boarding

8.2

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
2,953 reviews
Southwest
8.1
Very good
4,292 reviews

Crew

8.7

Entertainment

7.6

Overall

8.1

Food

7.1

Comfort

8.1

Boarding

8.2

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 Puerto Rico to Denver. 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 into for flights to Denver from Puerto Rico?

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

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

    $86 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on JetBlue and Southwest, with prices starting from $169 and $248, respectively.

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

    Looking at all options, your cheapest flight can be booked for $222. While the most popular route (San Juan Luis Munoz Marin Intl - Denver Intl) can be booked for $194 on average our data indicates $736 when flying from Puerto Rico to Denver.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Puerto Rico to Denver (average of $197). Flying from Puerto Rico to Denver in March is currently the most expensive (average of $278). 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

Traveling to a place near Puerto Rico?

Book flights to Puerto Rico if you plan to visit one of these locations
Westminster
Black Hawk
Lakewood
Winter Park
Broomfield
Cripple Creek
Silverthorne
Golden
Brighton
Greeley
Frisco
Wheat Ridge
Grand Lake
Idaho Springs
Central City
Copper Mountain
Longmont
Thornton
Limon
Dillon

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Puerto Rico to Denver

See prices for flight routes from nearby airports that may be better suited for you.
Luis Munoz Marin Intl to Denver flights
Saint Thomas Island to Denver flights
Port of Spain to Denver flights
Santo Domingo to Denver flights
Luis Munoz Marin Intl to Colorado Springs flights
Oranjestad to Denver flights
Punta Cana to Denver flights
George Town to Denver flights
Nassau to Denver flights
Kingston to Colorado Springs flights
Simpson Bay to Denver flights
Puerto Plata to Denver flights
Aguadilla to Denver flights
Port Au Prince to Denver flights
Montego Bay to Denver flights
Kingston to Denver flights
Pointe-à-Pitre to Denver flights
Bridgetown to Denver flights
Santiago de los Caballeros to Denver flights
Christiansted to Denver flights
Oranjestad to Colorado Springs flights
Luis Munoz Marin Intl to Durango flights
Saint Thomas Island to Montrose flights

Top 6 airlines flying from Puerto Rico to Denver

Discover the top 6 airlines that operate flights from Puerto Rico to Denver. 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 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$132Average$305FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$276Average$474FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$419Average$573FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$465Average$646FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$472Average$671FlexibilityNo cancel feeOn-time71%
DeltaCheapest$474Average$595FlexibilityNo cancel feeOn-timeN/A
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.