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Puerto Rico

$134+ Cheap flights from Colorado 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 7/18. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SJU
Jul 6 — Jul 131
Sun 7/6
Sun 7/13
1 adult, Economy
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Cheap flight deals from Colorado to Puerto Rico

Keep the following information in mind while searching for Colorado to Puerto Rico flight deals. Data was last updated July 1, 2025.

Round-trip from

$242
(Priceline)

One-way from

$134
(Priceline)

Popular in

December

Cheapest in

October

Average price

$411

Good round-trip deal

$606 or less

Good one-way deal

$353 or less
From Colorado to Puerto Rico
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One-way flight from Colorado to Puerto Rico
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Highest demand for flights based on searches. 19% potential increase in price ($109 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Colorado to Puerto Rico.
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Price to beat on a one-way flight from Colorado to Puerto Rico.
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Find flight deals from Colorado to Puerto Rico

Cheapest flights from Colorado to Puerto Rico
Explore the most affordable flight options available from Colorado to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.

This Priceline deal was found by Cheapflights users on 6/30. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/112:23 amDEN - SJU
1 stop13h 31mFrontier
Wed 8/67:34 pmSJU - DEN
1 stop14h 47mFrontier
Deal found 6/30$242
This CheapOair deal was found by Cheapflights users on 7/1. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/812:34 amDEN - BQN
1 stop16h 02mFrontier
Sat 8/167:31 pmBQN - DEN
1 stop14h 50mFrontier
Deal found 7/1$258
This Priceline deal was found by Cheapflights users on 6/30. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/168:00 amDEN - PSE
1 stop22h 26mFrontier
Thu 7/249:16 amPSE - DEN
1 stop24h 46mFrontier
Deal found 6/30$268
This Southwest deal was found by Cheapflights users on 7/1. 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 9/1711:15 amCOS - SJU
1 stop9h 15mSouthwest
Wed 9/247:20 amSJU - COS
1 stop12h 05mSouthwest
Deal found 7/1$301
This American Airlines deal was found by Cheapflights users on 7/1. 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 9/1711:01 amCOS - SJU
2 stops22h 10mAmerican Airlines
Wed 9/241:36 pmSJU - COS
2 stops10h 32mAmerican Airlines
Deal found 7/1$369
This Delta deal was found by Cheapflights users on 7/1. 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 10/246:00 amCOS - SJU
1 stop8h 18mDelta
Sat 11/12:28 pmSJU - COS
1 stop8h 52mDelta
Deal found 7/1$375
This United Airlines deal was found by Cheapflights users on 6/30. 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 11/136:00 amCOS - SJU
1 stop9h 25mUnited Airlines
Fri 11/212:05 amSJU - COS
2 stops11h 48mUnited Airlines
Deal found 6/30$391
This American Airlines deal was found by Cheapflights users on 7/1. 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.
Thu 7/3112:14 pmGJT - SJU
2 stops14h 52mAmerican Airlines
Thu 8/78:30 amSJU - GJT
2 stops17h 51mAmerican Airlines
Deal found 7/1$441
This JetBlue deal was found by Cheapflights users on 6/30. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/1611:25 amDEN - PSE
1 stop10h 54mJetBlue
Wed 7/231:59 amPSE - DEN
1 stop10h 26mJetBlue
Deal found 6/30$461
This United Airlines deal was found by Cheapflights users on 6/29. 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.
Sat 12/67:25 amGUC - SJU
2 stops14h 11mUnited Airlines
Tue 12/92:05 amSJU - GUC
2 stops13h 45mUnited Airlines
Deal found 6/29$491
This United Airlines deal was found by Cheapflights users on 6/29. 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.
Mon 12/85:30 amGJT - SJU
2 stops12h 30mUnited Airlines
Tue 12/92:05 amSJU - GJT
2 stops13h 26mUnited Airlines
Deal found 6/29$491
This United Airlines deal was found by Cheapflights users on 6/29. 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.
Sat 12/69:00 amASE - SJU
2 stops12h 36mUnited Airlines
Wed 12/108:30 amSJU - ASE
2 stops12h 51mUnited Airlines
Deal found 6/29$491

Cheapflights Fare Finder

Customize your flight search to find flights from Colorado 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 July 1, 2025.
Use the filters below to find and compare flights from Colorado to Puerto Rico that are best for you.

Fly from

Colorado

Fly to

Puerto Rico

Route

Depart

Return

Price

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Fri 8/1

12:23 am-3:54 pm

1 stop13h 31m

San Juan Luis Munoz Marin Intl

Wed 8/6

7:34 pm-8:21 am

1 stop14h 47m

$242

DenverAguadilla

DEN - BQN

DENBQN

Denver Intl

Fri 8/8

12:34 am-6:36 pm

1 stop16h 02m

Aguadilla Borinquen

Sat 8/16

7:31 pm-8:21 am

1 stop14h 50m

$258

DenverPonce

DEN - PSE

DENPSE

Denver Intl

Wed 7/16

8:00 am-8:26 am

1 stop22h 26m

Ponce Mercedita

Thu 7/24

9:16 am-8:02 am

1 stop24h 46m

$268

Colorado SpringsSan Juan

COS - SJU

COSSJU

Colorado Springs

Wed 9/17

11:15 am-10:30 pm

1 stop9h 15m

San Juan Luis Munoz Marin Intl

Wed 9/24

7:20 am-5:25 pm

1 stop12h 05m

$301

Colorado SpringsSan Juan

COS - SJU

COSSJU

Colorado Springs

Wed 9/17

11:01 am-11:11 am

2 stops22h 10m

San Juan Luis Munoz Marin Intl

Wed 9/24

1:36 pm-10:08 pm

2 stops10h 32m

$369

Colorado SpringsSan Juan

COS - SJU

COSSJU

Colorado Springs

Fri 10/24

6:00 am-4:18 pm

1 stop8h 18m

San Juan Luis Munoz Marin Intl

Sat 11/1

2:28 pm-9:20 pm

1 stop8h 52m

$375

Colorado SpringsSan Juan

COS - SJU

COSSJU

Colorado Springs

Thu 11/13

6:00 am-6:25 pm

1 stop9h 25m

San Juan Luis Munoz Marin Intl

Fri 11/21

2:05 am-10:53 am

2 stops11h 48m

$391

Grand JunctionSan Juan

GJT - SJU

GJTSJU

Grand Junction Regnl

Thu 7/31

12:14 pm-5:06 am

2 stops14h 52m

San Juan Luis Munoz Marin Intl

Thu 8/7

8:30 am-12:21 am

2 stops17h 51m

$441

DenverPonce

DEN - PSE

DENPSE

Denver Intl

Wed 7/16

11:25 am-12:19 am

1 stop10h 54m

Ponce Mercedita

Wed 7/23

1:59 am-10:25 am

1 stop10h 26m

$461

GunnisonSan Juan

GUC - SJU

GUCSJU

Gunnison

Sat 12/6

7:25 am-12:36 am

2 stops14h 11m

San Juan Luis Munoz Marin Intl

Tue 12/9

2:05 am-12:50 pm

2 stops13h 45m

$491

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Showing 1-10 of 34 results
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Best time to book a flight from Colorado to Puerto Rico

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

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

Currently, September is the cheapest month in which you can book a flight from Colorado to Puerto Rico (average of $254). Flying from Colorado to Puerto Rico in June is currently the most expensive (average of $339). 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 CO to PR?

Find hourly flight availability from Colorado 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 July 1, 2025.

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

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 July 1, 2025.
Read through reviews of airlines operating flights from Colorado to Puerto Rico, such as Southwest, Delta, and United Airlines. 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
4,273 reviews

Boarding

8.2

Food

7.0

Overall

8.0

Comfort

8.0

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Southwest
8.0
Very good
4,273 reviews
Southwest
8.0
Very good
4,273 reviews

Boarding

8.2

Food

7.0

Overall

8.0

Comfort

8.0

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Delta
8.0
Very good
7,973 reviews
Southwest
8.0
Very good
4,273 reviews

Boarding

8.2

Food

7.0

Overall

8.0

Comfort

8.0

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
United Airlines
7.4
Good
8,858 reviews
Southwest
8.0
Very good
4,273 reviews

Boarding

8.2

Food

7.0

Overall

8.0

Comfort

8.0

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
JetBlue
7.3
Good
2,919 reviews
Southwest
8.0
Very good
4,273 reviews

Boarding

8.2

Food

7.0

Overall

8.0

Comfort

8.0

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,273 reviews

Boarding

8.2

Food

7.0

Overall

8.0

Comfort

8.0

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Related info for your journey

Find useful and relevant information for your journey from Colorado 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 are the cheapest airlines to fly from Colorado to Puerto Rico one-way?

    One-way options have recently been found by users for as low as $134 on Frontier. Other airlines that offer cheap prices include American Airlines from $151 and Delta from $188 one-way.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Colorado to Puerto Rico (average of $254). Flying from Colorado to Puerto Rico in June is currently the most expensive (average of $339). 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 Colorado to Puerto Rico

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Colorado to Puerto Rico

Discover the top 6 airlines that operate flights from Colorado 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 July 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$128Average$278FlexibilityNo cancel feeOn-time62%
DeltaCheapest$192Average$590FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$272Average$415FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$300Average$632FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$336Average$635FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$430Average$565FlexibilityNo cancel feeOn-time63%

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