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$124+ 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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — DEN
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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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 May 1, 2025.

Round-trip from

$298
(Frontier)

One-way from

$124
(Trip.com)

Popular in

December

Cheapest in

September

Average price

$495

Good round-trip deal

$525 or less

Good one-way deal

$279 or less
From Puerto Rico to Denver Intl
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One-way flight from Puerto Rico to Denver Intl
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Highest demand for flights based on searches. 17% potential increase in price ($92 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Price to beat on a round-trip flight from Puerto Rico to Denver Intl.
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Price to beat on a one-way flight from Puerto Rico to Denver Intl.
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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 May 1, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 4/29. 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.
Fri 5/94:39 pmSJU - DEN
1 stop8h 50mFrontier
Mon 5/129:23 amDEN - SJU
1 stop8h 21mFrontier
Deal found 4/29$294
This JetBlue deal was found by Cheapflights users on 4/29. 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.
Tue 10/2111:30 amSJU - DEN
1 stop13h 29mJetBlue
Tue 10/2810:44 pmDEN - SJU
1 stop9h 04mJetBlue
Deal found 4/29$338
This Trip.com deal was found by Cheapflights users on 4/29. 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.
Thu 5/225:01 amSJU - DEN
1 stop18h 27mMultiple Airlines
Sun 5/2512:59 amDEN - SJU
2 stops21h 55mMultiple Airlines
Deal found 4/29$416
This Southwest deal was found by Cheapflights users on 4/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/217:40 pmSJU - DEN
1 stop14h 20mSouthwest
Wed 9/310:25 amDEN - SJU
2 stops10h 20mSouthwest
Deal found 4/28$418
This United Airlines deal was found by Cheapflights users on 4/29. 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.
Tue 7/151:40 pmSJU - DEN
Nonstop6h 31mUnited Airlines
Tue 7/229:43 amDEN - SJU
Nonstop5h 47mUnited Airlines
Deal found 4/29$486
This Delta deal was found by Cheapflights users on 4/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/227:00 amSJU - DEN
1 stop14h 05mDelta
Sun 8/1012:55 amDEN - SJU
1 stop10h 15mDelta
Deal found 4/28$505
This American Airlines deal was found by Cheapflights users on 4/30. 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 7/226:04 amSJU - DEN
1 stop18h 50mAmerican Airlines
Mon 8/1110:35 amDEN - SJU
2 stops11h 30mAmerican Airlines
Deal found 4/30$515
This Trip.com deal was found by Cheapflights users on 4/30. 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.
Thu 6/192:59 amBQN - DEN
1 stop22h 20mFrontier
Sun 7/612:13 amDEN - BQN
1 stop23h 48mFrontier
Deal found 4/30$516
This eDestinos deal was found by Cheapflights users on 4/30. 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.
Fri 6/272:59 amBQN - DEN
1 stop17h 47mMultiple Airlines
Sun 7/1310:15 amDEN - BQN
2 stops13h 46mMultiple Airlines
Deal found 4/30$643
This United Airlines deal was found by Cheapflights users on 4/30. 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.
Thu 6/1912:15 amBQN - DEN
2 stops20h 03mUnited Airlines
Mon 7/75:37 pmDEN - BQN
2 stops27h 32mUnited Airlines
Deal found 4/30$804

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 May 1, 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

Fri 5/16

10:46 am-11:04 pm

1 stop14h 18m

Denver Intl

Tue 5/20

6:00 am-10:04 pm

1 stop14h 04m

$298

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Tue 10/21

3:15 am-10:45 am

1 stop9h 30m

Denver Intl

Mon 10/27

10:44 pm-9:48 am

1 stop9h 04m

$338

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Thu 5/22

5:01 am-9:28 pm

1 stop18h 27m

Denver Intl

Sun 5/25

12:59 am-12:54 am

2 stops21h 55m

$416

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Thu 8/21

7:40 pm-8:00 am

1 stop14h 20m

Denver Intl

Wed 9/3

10:25 am-10:45 pm

2 stops10h 20m

$418

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Tue 7/15

1:40 pm-6:11 pm

Nonstop6h 31m

Denver Intl

Tue 7/22

9:43 am-5:30 pm

Nonstop5h 47m

$486

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Tue 7/22

1:34 pm-10:49 pm

1 stop11h 15m

Denver Intl

Mon 8/11

6:05 am-4:50 pm

1 stop8h 45m

$505

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Tue 7/22

6:04 am-10:54 pm

1 stop18h 50m

Denver Intl

Mon 8/11

10:35 am-12:05 am

2 stops11h 30m

$515

AguadillaDenver

BQN - DEN

BQNDEN

Aguadilla Borinquen

Thu 6/19

2:59 am-11:19 pm

1 stop22h 20m

Denver Intl

Sun 7/6

12:13 am-2:01 am

1 stop23h 48m

$516

AguadillaDenver

BQN - DEN

BQNDEN

Aguadilla Borinquen

Fri 6/27

2:59 am-6:46 pm

1 stop17h 47m

Denver Intl

Sun 7/13

10:15 am-2:01 am

2 stops13h 46m

$643

AguadillaDenver

BQN - DEN

BQNDEN

Aguadilla Borinquen

Thu 6/19

12:15 am-6:18 pm

2 stops20h 03m

Denver Intl

Mon 7/7

5:37 pm-11:09 pm

2 stops27h 32m

$804

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 16 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, 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 May 1, 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 May 1, 2025.
See what other customers who have flown with Southwest, Delta and United Airlines 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
8.0
Very good
4,294 reviews

Boarding

8.2

Comfort

8.0

Food

7.1

Entertainment

7.6

Crew

8.6

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Southwest
8.0
Very good
4,294 reviews
Southwest
8.0
Very good
4,294 reviews

Boarding

8.2

Comfort

8.0

Food

7.1

Entertainment

7.6

Crew

8.6

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Delta
8.0
Very good
7,934 reviews
Southwest
8.0
Very good
4,294 reviews

Boarding

8.2

Comfort

8.0

Food

7.1

Entertainment

7.6

Crew

8.6

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
United Airlines
7.4
Good
8,696 reviews
Southwest
8.0
Very good
4,294 reviews

Boarding

8.2

Comfort

8.0

Food

7.1

Entertainment

7.6

Crew

8.6

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
JetBlue
7.3
Good
2,922 reviews
Southwest
8.0
Very good
4,294 reviews

Boarding

8.2

Comfort

8.0

Food

7.1

Entertainment

7.6

Crew

8.6

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,294 reviews

Boarding

8.2

Comfort

8.0

Food

7.1

Entertainment

7.6

Crew

8.6

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!

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?

    $135 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 United Airlines, with prices starting from $210 and $234, respectively.

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

    Looking at all options, your cheapest flight can be booked for $184. While the most popular route (San Juan Luis Munoz Marin Intl - Denver Intl) can be booked for $318 on average our data indicates $533 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
Winter Park
Lakewood
Cripple Creek
Silverthorne
Brighton
Golden
Thornton
Greeley
Frisco
Grand Lake
Broomfield
Central City
Glendale
Copper Mountain
Wheat Ridge
Longmont
Idaho Springs
Limon

Browse thousands of different options on Cheapflights for your next trip

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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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Oranjestad to Colorado Springs flights
Port Au Prince to Denver flights
Bridgetown to Denver flights
Simpson Bay to Denver 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$130Average$297FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$276Average$475FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$419Average$573FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$468Average$653FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$474Average$686FlexibilityNo cancel feeOn-time71%
DeltaCheapest$474Average$585FlexibilityNo cancel feeOn-timeN/A

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