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$96+ 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 2/12. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — DEN
Jan 27 — Feb 31
Tue 1/27
Tue 2/3
1 adult, Economy
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Cheap 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 December 28, 2025.

This eDestinos deal was found by Cheapflights users on 12/27. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/303:14 pmSJU - DEN
1 stop9h 35mFrontier
Mon 1/511:59 pmDEN - SJU
1 stop9h 15mFrontier
Deal found 12/27$355
This eDestinos deal was found by Cheapflights users on 12/26. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:09 pmSJU - DEN
1 stop8h 55mFrontier
Fri 1/911:59 pmDEN - SJU
1 stop8h 16mFrontier
Deal found 12/26$368
This Cheapflightsfares deal was found by Cheapflights users on 12/26. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:09 pmSJU - DEN
1 stop8h 55mFrontier
Sat 1/107:43 pmDEN - SJU
1 stop7h 51mFrontier
Deal found 12/26$371
This eDestinos deal was found by Cheapflights users on 12/27. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/292:55 pmSJU - DEN
1 stop9h 54mFrontier
Mon 1/56:00 amDEN - SJU
1 stop15h 54mFrontier
Deal found 12/27$374
This eDestinos deal was found by Cheapflights users on 12/26. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:15 amSJU - DEN
1 stop11h 00mFrontier
Sun 1/45:59 pmDEN - SJU
1 stop12h 24mFrontier
Deal found 12/26$386
This Cheapflightsfares deal was found by Cheapflights users on 12/26. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/282:55 pmSJU - DEN
1 stop9h 54mFrontier
Sat 1/107:43 pmDEN - SJU
1 stop7h 51mFrontier
Deal found 12/26$391
This Cheapflightsfares deal was found by Cheapflights users on 12/26. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/303:14 pmSJU - DEN
1 stop9h 35mFrontier
Wed 1/711:59 pmDEN - SJU
1 stop8h 17mFrontier
Deal found 12/26$392
This Cheapflightsfares deal was found by Cheapflights users on 12/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/282:55 pmSJU - DEN
1 stop9h 54mFrontier
Wed 1/711:59 pmDEN - SJU
1 stop8h 17mFrontier
Deal found 12/27$412
This Frontier deal was found by Cheapflights users on 12/27. 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.
Sun 12/2810:33 pmSJU - DEN
1 stop13h 23mFrontier
Mon 1/511:59 pmDEN - SJU
1 stop9h 15mFrontier
Deal found 12/27$413
This eDestinos deal was found by Cheapflights users on 12/26. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/303:14 pmSJU - DEN
1 stop9h 35mFrontier
Tue 1/67:43 pmDEN - SJU
1 stop7h 51mFrontier
Deal found 12/26$415

Find 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 December 28, 2025.

Round-trip from

$195
(eDestinos)

One-way from

$96
(Orbitz)

Popular in

May

Cheapest in

February

Average price

$495

Good round-trip deal

$606 or less

Good one-way deal

$356 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. 6% potential increase in price ($32 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 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

Cheapflights Fare Finder

 
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 December 28, 2025.
Use the filters below to find and compare flights from Puerto Rico to Denver that are best for you.

Fly from

Puerto Rico

Fly to

Denver

Route

Depart

Return

Price

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Mon 1/12

3:58 am-10:30 am

1 stop9h 32m

Denver Intl

Fri 1/16

11:59 pm-4:27 pm

1 stop13h 28m

$215

AguadillaDenver

BQN - DEN

BQNDEN

Aguadilla Borinquen

Mon 1/12

11:52 am-10:59 pm

1 stop14h 07m

Denver Intl

Fri 1/16

9:44 am-2:52 am

1 stop14h 08m

$215

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Wed 2/11

2:54 am-8:12 pm

1 stop20h 18m

Denver Intl

Mon 2/16

6:45 am-2:48 am

2 stops41h 03m

$255

AguadillaDenver

BQN - DEN

BQNDEN

Aguadilla Borinquen

Mon 1/12

11:52 am-10:59 pm

1 stop14h 07m

Denver Intl

Fri 1/16

1:40 pm-10:28 pm

2 stops29h 48m

$336

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Fri 2/13

5:50 pm-12:30 am

1 stop9h 40m

Denver Intl

Mon 2/23

9:45 am-6:25 pm

Nonstop5h 40m

$491

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Wed 2/4

5:40 am-1:50 pm

2 stops11h 10m

Denver Intl

Mon 2/9

8:15 am-12:05 am

2 stops12h 50m

$495

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Tue 2/17

7:00 am-4:00 pm

2 stops12h 00m

Denver Intl

Tue 2/24

12:33 pm-11:32 pm

1 stop7h 59m

$495

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Thu 1/22

5:40 am-12:40 pm

2 stops10h 00m

Denver Intl

Mon 1/26

10:35 am-11:10 pm

2 stops9h 35m

$495

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Fri 5/22

1:50 pm-11:01 pm

1 stop11h 11m

Denver Intl

Tue 6/2

11:05 am-12:59 am

1 stop11h 54m

$507

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Tue 2/10

2:05 am-9:55 am

1 stop10h 50m

Denver Intl

Mon 2/16

9:45 am-6:25 pm

Nonstop5h 40m

$514

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/26

Showing 1-10 of 36 results
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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.

Cheapflights Insights

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

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

Currently, March is the cheapest month in which you can book a flight from Puerto Rico to Denver (average of $129). Flying from Puerto Rico to Denver in May is currently the most expensive (average of $301). 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 December 28, 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.

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 December 28, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and United Airlines from Puerto Rico to Denver to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,256 reviews

Food

7.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Comfort

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,256 reviews
Southwest
8.0
Very good
4,256 reviews

Food

7.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Comfort

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,019 reviews
Southwest
8.0
Very good
4,256 reviews

Food

7.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Comfort

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,113 reviews
Southwest
8.0
Very good
4,256 reviews

Food

7.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Comfort

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,072 reviews
Southwest
8.0
Very good
4,256 reviews

Food

7.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Comfort

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Frontier
5.8
Fair
3,065 reviews
Southwest
8.0
Very good
4,256 reviews

Food

7.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Comfort

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

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.

  • How long is the flight from Puerto Rico to Denver?

    There are many flights that can get you from Puerto Rico to Denver in 9h 40m. Fly via Frontier or United Airlines to get the fastest option. The distance from Puerto Rico to Denver is about 2730 mi. This flight may include one or multiple stops.

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

    $83 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 Delta, with prices starting from $170 and $174, respectively.

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

    Looking at all options, your cheapest flight can be booked for $188. While the most popular route (San Juan Luis Munoz Marin Intl - Denver Intl) can be booked for $180 on average, our data indicates $962 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, March is the cheapest month in which you can book a flight from Puerto Rico to Denver (average of $129). Flying from Puerto Rico to Denver in May is currently the most expensive (average of $301). 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 Denver?

Book flights to Denver if you plan to visit one of these locations
Thornton
Black Hawk
Broomfield
Westminster
Winter Park
Golden
Greeley
Lone Tree
Lakewood
Wheat Ridge
Cripple Creek
Silverthorne
Central City
Frisco
Manitou Springs
Fort Morgan
Brighton
Longmont
Idaho Springs
Evergreen

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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
Luis Munoz Marin Intl to Colorado Springs flights
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Bridgetown to Denver 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 December 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$148Average$307FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$207Average$585FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$286Average$419FlexibilityNo cancel feeOn-time62%
DeltaCheapest$308Average$555FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$411Average$580FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$486Average$610FlexibilityNo cancel feeOn-time69%

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