What airlines fly to Puerto Rico?

Frontier, United Airlines and Southwest are the top three most popular airlines that fly to Puerto Rico from Colorado according to our data. Frontier is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Puerto Rico. Keep in mind that there are 6 different airlines that fly to Puerto Rico on a routine basis, so you have a few additional options to choose from.

How long is the flight from Colorado to Puerto Rico?

Flight times from Colorado to Puerto Rico vary, but if you’re flying out of Denver and flying into San Juan Luis Munoz Marin Intl Airport (one of the most popular routes), then the duration is 5h 39m on average. Another popular route from Colorado to Puerto Rico is flying from Colorado Springs to San Juan Luis Munoz Marin Intl Airport, which will take roughly 7h 55m. Keep in mind that layovers or delays could extend your travel time.

How many flights depart from Colorado to Puerto Rico on average per day?

As of June 2026, there are 1 flights per day flying from Colorado to Puerto Rico. The most common time of day flights depart is 9:00AM, with 100% of flights taking off at noon.

What is the cheapest airline that flies from Colorado to Puerto Rico?

Frontier, American Airlines, and Delta are the most popular carriers operating from Colorado to Puerto Rico

How many flights depart from Colorado to Puerto Rico on average per week?

As of June 2026, 7 flights take off from Colorado and land in Puerto Rico each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.

When did momondo last update prices for flights from Colorado to Puerto Rico?

Prices for flights from Colorado to Puerto Rico are refreshed on a daily basis.

How many operators does momondo search for flights from Colorado to Puerto Rico?

As of June 2026, there are 6 operators available to choose from for flights from Colorado to Puerto Rico.

How old do you have to be to fly from Colorado to Puerto Rico?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Colorado to Puerto Rico.

What documentation or ID do you need to fly to Puerto Rico?

The required travel and health documents for your Puerto Rico trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Puerto Rico. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$143 Cheap Flights from Colorado to Puerto Rico in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Colorado to Puerto Rico

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:13 pm - 3:40 pm

COS

SJU

20h 27m

2 stops

6:27 am - 10:55 pm

SJU

COS

18h 28m

2 stops

$352American Airlines

Thu, Sep 10 - Thu, Sep 24

12:37 pm - 11:15 pm

COS

SJU

8h 38m

1 stop

7:24 pm - 9:18 am

SJU

COS

15h 54m

2 stops

$357American Airlines

Wed, Aug 26 - Mon, Aug 31

5:15 pm - 6:26 am

DEN

SJU

11h 11m

1 stop

8:00 am - 2:29 pm

SJU

DEN

8h 29m

1 stop

$373Frontier

Fri, Aug 28 - Tue, Sep 1

10:30 am - 11:45 pm

COS

SJU

11h 15m

2 stops

5:30 am - 4:20 pm

SJU

COS

12h 50m

2 stops

$374Southwest

Wed, Oct 14 - Fri, Oct 23

9:55 am - 6:44 am

DEN

SJU

18h 49m

1 stop

6:45 am - 1:18 pm

SJU

DEN

32h 33m

2 stops

$374Multiple Airlines

Tue, Aug 18 - Sun, Aug 23

6:05 am - 11:57 pm

DEN

SJU

15h 52m

1 stop

4:39 pm - 10:59 pm

SJU

DEN

8h 20m

1 stop

$376Frontier

Wed, Sep 2 - Wed, Sep 9

7:40 am - 8:38 pm

COS

SJU

10h 58m

1 stop

2:20 pm - 9:27 pm

SJU

COS

9h 07m

1 stop

$390United Airlines

Wed, Aug 26 - Mon, Aug 31

8:55 pm - 10:40 am

COS

SJU

11h 45m

2 stops

6:30 am - 4:20 pm

SJU

COS

11h 50m

2 stops

$413Southwest

Mon, Oct 5 - Mon, Oct 12

7:40 am - 8:38 pm

COS

SJU

10h 58m

1 stop

2:20 pm - 9:27 pm

SJU

COS

9h 07m

1 stop

$420United Airlines

Wed, Aug 26 - Mon, Aug 31

11:59 pm - 11:59 pm

DEN

PSE

22h 00m

2 stops

10:32 am - 11:00 pm

PSE

DEN

14h 28m

1 stop

$538Multiple Airlines

Wed, Jul 15 - Wed, Jul 22

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American Airlines flights from Colorado to Puerto Rico

Our best American Airlines deals on Colorado to Puerto Rico flight tickets

American Airlines

Sep 10

COS5:13 pmColorado Springs

20h 27m

2 stops

SJU3:40 pmSan Juan Luis Munoz Marin Intl

Sep 24

SJU6:27 amSan Juan Luis Munoz Marin Intl

18h 28m

2 stops

COS10:55 pmColorado Springs

$352

American Airlines

Aug 26

COS5:13 pmColorado Springs

19h 25m

2 stops

SJU2:38 pmSan Juan Luis Munoz Marin Intl

Aug 31

SJU7:24 pmSan Juan Luis Munoz Marin Intl

15h 54m

2 stops

COS9:18 amColorado Springs

$357

American Airlines

Aug 27

COS12:37 pmColorado Springs

8h 38m

1 stop

SJU11:15 pmSan Juan Luis Munoz Marin Intl

Sep 2

SJU3:44 pmSan Juan Luis Munoz Marin Intl

9h 09m

1 stop

COS10:53 pmColorado Springs

$362

Frontier flights from Colorado to Puerto Rico

Our best Frontier deals on Colorado to Puerto Rico flight tickets

Frontier

Aug 28

DEN5:15 pmDenver Intl

11h 11m

1 stop

SJU6:26 amSan Juan Luis Munoz Marin Intl

Sep 1

SJU8:00 amSan Juan Luis Munoz Marin Intl

8h 29m

1 stop

DEN2:29 pmDenver Intl

$373

Frontier

Sep 2

DEN6:05 amDenver Intl

15h 52m

1 stop

SJU11:57 pmSan Juan Luis Munoz Marin Intl

Sep 9

SJU4:39 pmSan Juan Luis Munoz Marin Intl

8h 20m

1 stop

DEN10:59 pmDenver Intl

$376

Frontier

Aug 28

DEN5:15 pmDenver Intl

11h 11m

1 stop

SJU6:26 amSan Juan Luis Munoz Marin Intl

Sep 1

SJU7:00 amSan Juan Luis Munoz Marin Intl

27h 58m

2 stops

DEN8:58 amDenver Intl

$377

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Colorado SpringsSan Juan

COS - SJU

COSSJU

Colorado Springs

Thu 9/10

5:13 pm-3:40 pm

2 stops20h 27m

San Juan Luis Munoz Marin Intl

Thu 9/24

6:27 am-10:55 pm

2 stops18h 28m

$352

Colorado SpringsSan Juan

COS - SJU

COSSJU

Colorado Springs

Wed 8/26

12:37 pm-11:15 pm

1 stop8h 38m

San Juan Luis Munoz Marin Intl

Mon 8/31

7:24 pm-9:18 am

2 stops15h 54m

$357

Quickest round-trip

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Fri 8/28

5:15 pm-6:26 am

1 stop11h 11m

San Juan Luis Munoz Marin Intl

Tue 9/1

8:00 am-2:29 pm

1 stop8h 29m

$373

Colorado SpringsSan Juan

COS - SJU

COSSJU

Colorado Springs

Wed 10/14

10:30 am-11:45 pm

2 stops11h 15m

San Juan Luis Munoz Marin Intl

Fri 10/23

5:30 am-4:20 pm

2 stops12h 50m

$374

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Tue 8/18

9:55 am-6:44 am

1 stop18h 49m

San Juan Luis Munoz Marin Intl

Sun 8/23

6:45 am-1:18 pm

2 stops32h 33m

$374

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Wed 9/2

6:05 am-11:57 pm

1 stop15h 52m

San Juan Luis Munoz Marin Intl

Wed 9/9

4:39 pm-10:59 pm

1 stop8h 20m

$376

Colorado SpringsSan Juan

COS - SJU

COSSJU

Colorado Springs

Wed 8/26

7:40 am-8:38 pm

1 stop10h 58m

San Juan Luis Munoz Marin Intl

Mon 8/31

2:20 pm-9:27 pm

1 stop9h 07m

$390

Colorado SpringsSan Juan

COS - SJU

COSSJU

Colorado Springs

Mon 10/5

8:55 pm-10:40 am

2 stops11h 45m

San Juan Luis Munoz Marin Intl

Mon 10/12

6:30 am-4:20 pm

2 stops11h 50m

$413

Colorado SpringsSan Juan

COS - SJU

COSSJU

Colorado Springs

Wed 8/26

7:40 am-8:38 pm

1 stop10h 58m

San Juan Luis Munoz Marin Intl

Mon 8/31

2:20 pm-9:27 pm

1 stop9h 07m

$420

DenverPonce

DEN - PSE

DENPSE

Denver Intl

Wed 7/15

11:59 pm-11:59 pm

2 stops22h 00m

Ponce Mercedita

Wed 7/22

10:32 am-11:00 pm

1 stop14h 28m

$538

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Colorado to Puerto Rico

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Puerto Rico?

If you don’t want to visit Puerto Rico in December, then you should wait until July to fly from Colorado, when ticket prices are also cheap, with an average price of $145.

What is the cheapest day to depart on your flight to Puerto Rico?

On average, the least expensive day to fly to Puerto Rico from Colorado is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $609. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Puerto Rico is Saturday, with ticket prices averaging around $776.

What is the cheapest Colorado to Puerto Rico flight route?

Fly from Denver Intl to San Juan Luis Munoz Marin Intl for the best Colorado - Puerto Rico flight prices

How far in advance should I book a flight from Colorado to Puerto Rico?

You are more likely to see cheaper flights to Puerto Rico from Colorado when booking weeks ahead of your departure date. In general, you can expect to find flights to Puerto Rico for around $525 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Puerto Rico from Colorado for as low as $435 on momondo.

What cabin class options are available on Colorado to Puerto Rico flights?

There are 4 cabin classes available to choose from on Colorado to Puerto Rico flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Colorado to Puerto Rico flights?

You could potentially save up to 4% on your flight if you consider stops on a Colorado to Puerto Rico flight.

Cheap Colorado to Puerto Rico flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Colorado to Puerto Rico

Best Price Found	$394
Fastest flight time	5h 39m
Direct flights	Every day
Airports in Puerto Rico	20 airports

The best one-way flight to Puerto Rico from Colorado in the past 72 hours is $394. The best round-trip flight deal from Colorado to Puerto Rico found on momondo in the last 72 hours is $667.

The fastest flight from Colorado to Puerto Rico takes 5h 39m

Direct flights go from Colorado to Puerto Rico every day.

There are 20 airports in Puerto Rico. From Colorado there are direct flights to San Juan Luis Munoz Marin Intl (SJU).

Search flight deals

Frequently asked questions about flying from Colorado to Puerto Rico

When did momondo last update prices for flights from Colorado to Puerto Rico?
Prices for flights from Colorado to Puerto Rico are refreshed on a daily basis.
How many operators does momondo search for flights from Colorado to Puerto Rico?
As of June 2026, there are 6 operators available to choose from for flights from Colorado to Puerto Rico.
How old do you have to be to fly from Colorado to Puerto Rico?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Colorado to Puerto Rico.
What documentation or ID do you need to fly to Puerto Rico?
The required travel and health documents for your Puerto Rico trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Puerto Rico. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Colorado to Puerto Rico?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Colorado to Puerto Rico is Boeing 737 MAX 8 (78.45% of total bookings). The next most popular plane models are Boeing 737 (6.63%), Boeing 737 MAX 9 (3.87%), and Airbus A220-300 (3.31%).

Best airlines flying from Colorado to Puerto Rico

Compare and see reviews for airlines that fly from Colorado to Puerto Rico with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $183	Free Cancellation	Rating 5.6 2,877 reviews	Search Frontier flights
United Airlines	PriceFrom $265	Free Cancellation	Rating 7.4 9,868 reviews	Search United Airlines flights
American Airlines	PriceFrom $272	Free Cancellation	Rating 7.1 11,722 reviews	Search American Airlines flights
JetBlue	PriceFrom $272	Free Cancellation	Rating 7.1 2,990 reviews	Search JetBlue flights
Delta	PriceFrom $353	Free Cancellation	Rating 7.8 8,423 reviews	Search Delta flights
Southwest	PriceFrom $380	Free Cancellation	Rating 7.9 4,242 reviews	Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Colorado to Puerto Rico?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Puerto Rico from Colorado.

Can I find flights from Colorado to Puerto Rico with flexible booking policies on momondo?

Yes. All flights to Puerto Rico from Colorado on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Colorado to Puerto Rico?

Once all potential Colorado to Puerto Rico flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Colorado to Puerto Rico right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Puerto Rico from Colorado. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Puerto Rico trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Popular cities

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Complete your trip

Feeling lucky

Popular cities in Puerto Rico

Flights to San Juanfrom $137

Flights to Aguadillafrom $219

Flights to Poncefrom $174

Flights to Culebrafrom $426

Flights to Mayagüezfrom $371

Cheap flights from Colorado to Puerto Rico from $143

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Colorado to Puerto Rico departing on 9/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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American Airlines flights from Colorado to Puerto Rico

Our best American Airlines deals on Colorado to Puerto Rico flight tickets

Frontier flights from Colorado to Puerto Rico

Our best Frontier deals on Colorado to Puerto Rico flight tickets

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How to get the cheapest flight ticket from Colorado to Puerto Rico

What is the cheapest month to fly to Puerto Rico?

What is the cheapest day to depart on your flight to Puerto Rico?

What is the cheapest Colorado to Puerto Rico flight route?

How far in advance should I book a flight from Colorado to Puerto Rico?

What cabin class options are available on Colorado to Puerto Rico flights?

Can stopping save me money on Colorado to Puerto Rico flights?

What is the cheapest airline that flies from Colorado to Puerto Rico?

What airlines fly to Puerto Rico?

How many flights depart from Colorado to Puerto Rico on average per day?

How many flights depart from Colorado to Puerto Rico on average per week?

How long is the flight from Colorado to Puerto Rico?

Cheap Colorado to Puerto Rico flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Colorado to Puerto Rico

Best Price Found

Fastest flight time

Direct flights

Airports in Puerto Rico

Frequently asked questions about flying from Colorado to Puerto Rico

Best airlines flying from Colorado to Puerto Rico

Compare and see reviews for airlines that fly from Colorado to Puerto Rico with momondo

Why use momondo?

An easier way to manage your Puerto Rico trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Puerto Rico

Popular cities in Puerto Rico

Popular flights according to clicks in the last 7 days on momondo

Colorado flight routes

According to popular flight searches on momondo this year

Puerto Rico flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Puerto Rico

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Puerto Rico

List of cabin classes available on flights landing in Puerto Rico. Availability may vary depending on flight origin and airline.

Complete your trip to Puerto Rico

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According to popular flight searches on momondo this year