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Cheap flights from Colorado to Puerto Rico from $101

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 4/14. 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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0 bags

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Find the cheapest flights from Colorado to Puerto Rico

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
1:31 pm - 12:53 am
DEN
-
SJU
9h 22m
1 stop
Frontier Logo
1:25 pm - 10:53 pm
SJU
-
DEN
11h 28m
1 stop
$202Frontier
Thu, Apr 16 - Tue, Apr 21
Frontier Logo
11:05 pm - 5:30 pm
DEN
-
SJU
16h 25m
1 stop
Frontier Logo
3:19 pm - 10:59 pm
SJU
-
DEN
9h 40m
1 stop
$204Frontier
Wed, May 6 - Wed, May 13
Multiple Airlines Logo
11:25 pm - 12:39 pm
DEN
-
SJU
10h 14m
1 stop
Multiple Airlines Logo
11:52 am - 9:31 am
SJU
-
DEN
24h 39m
1 stop
$205Multiple Airlines
Sun, Feb 22 - Wed, Feb 25
Frontier Logo
10:00 am - 2:25 am
DEN
-
SJU
13h 25m
1 stop
Frontier Logo
6:50 pm - 8:26 am
SJU
-
DEN
16h 36m
1 stop
$206Frontier
Mon, Mar 2 - Fri, Mar 6
Multiple Airlines Logo
12:59 am - 6:58 pm
DEN
-
SJU
14h 59m
2 stops
Multiple Airlines Logo
11:07 am - 5:35 pm
SJU
-
DEN
9h 28m
1 stop
$209Multiple Airlines
Tue, Feb 24 - Wed, Mar 4
American Airlines Logo
6:00 am - 11:31 pm
COS
-
SJU
14h 31m
1 stop
American Airlines Logo
8:00 am - 10:10 pm
SJU
-
COS
17h 10m
2 stops
$272American Airlines
Wed, Feb 25 - Wed, Mar 4
American Airlines Logo
1:39 pm - 10:00 am
COS
-
SJU
17h 21m
2 stops
American Airlines Logo
7:00 am - 3:58 pm
SJU
-
COS
11h 58m
2 stops
$340American Airlines
Wed, Feb 25 - Wed, Mar 4
Southwest Logo
6:30 am - 9:05 pm
COS
-
SJU
12h 35m
2 stops
Southwest Logo
6:30 am - 7:15 pm
SJU
-
COS
14h 45m
1 stop
$376Southwest
Tue, May 19 - Tue, Jun 9
Southwest Logo
6:30 am - 9:05 pm
COS
-
SJU
12h 35m
2 stops
Southwest Logo
6:30 am - 4:30 pm
SJU
-
COS
12h 00m
2 stops
$430Southwest
Tue, May 19 - Tue, Jun 9
Delta Logo
6:20 am - 8:18 pm
COS
-
SJU
11h 58m
1 stop
Delta Logo
1:00 pm - 8:28 pm
SJU
-
COS
9h 28m
1 stop
$433Delta
Tue, Mar 31 - Sat, Apr 4

United Airlines flights from Colorado to Puerto Rico

Our best United Airlines deals on Colorado to Puerto Rico flight tickets
United Airlines
May 2
GUC7:10 amGunnison
8h 28m
1 stop
SJU5:38 pmSan Juan Luis Munoz Marin Intl
May 6
SJU1:40 pmSan Juan Luis Munoz Marin Intl
8h 54m
1 stop
GUC8:34 pmGunnison
$462
United Airlines
Mar 4
DEN7:45 amDenver Intl
13h 12m
2 stops
BQN11:57 pmAguadilla Borinquen
Mar 10
BQN12:09 amAguadilla Borinquen
12h 24m
2 stops
DEN10:33 amDenver Intl
$516
United Airlines
Jun 16
EGE7:05 amVail Eagle County
8h 33m
1 stop
SJU5:38 pmSan Juan Luis Munoz Marin Intl
Jun 22
SJU2:05 amSan Juan Luis Munoz Marin Intl
14h 17m
2 stops
EGE2:22 pmVail Eagle County
$522

Frontier flights from Colorado to Puerto Rico

Our best Frontier deals on Colorado to Puerto Rico flight tickets
Frontier
Apr 16
DEN1:31 pmDenver Intl
9h 22m
1 stop
SJU12:53 amSan Juan Luis Munoz Marin Intl
Apr 21
SJU1:25 pmSan Juan Luis Munoz Marin Intl
11h 28m
1 stop
DEN10:53 pmDenver Intl
$202
Frontier
Mar 2
DEN10:00 amDenver Intl
13h 25m
1 stop
SJU2:25 amSan Juan Luis Munoz Marin Intl
Mar 6
SJU6:50 pmSan Juan Luis Munoz Marin Intl
16h 36m
1 stop
DEN8:26 amDenver Intl
$206
Frontier
Mar 3
DEN11:59 pmDenver Intl
21h 44m
1 stop
SJU12:43 amSan Juan Luis Munoz Marin Intl
Mar 11
SJU1:59 amSan Juan Luis Munoz Marin Intl
23h 05m
1 stop
DEN11:04 pmDenver Intl
$207

momondo 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, momondo users made 832,500 searches. Data last updated February 3, 2026.
Use the filters below to find and compare flights from Colorado to Puerto Rico that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Thu 4/16

1:31 pm-12:53 am

1 stop9h 22m

San Juan Luis Munoz Marin Intl

Tue 4/21

1:25 pm-10:53 pm

1 stop11h 28m

$202

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Wed 5/6

11:05 pm-5:30 pm

1 stop16h 25m

San Juan Luis Munoz Marin Intl

Wed 5/13

3:19 pm-10:59 pm

1 stop9h 40m

$204

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Sun 2/22

11:25 pm-12:39 pm

1 stop10h 14m

San Juan Luis Munoz Marin Intl

Wed 2/25

11:52 am-9:31 am

1 stop24h 39m

$205

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Mon 3/2

10:00 am-2:25 am

1 stop13h 25m

San Juan Luis Munoz Marin Intl

Fri 3/6

6:50 pm-8:26 am

1 stop16h 36m

$206

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Tue 2/24

12:59 am-6:58 pm

2 stops14h 59m

San Juan Luis Munoz Marin Intl

Wed 3/4

11:07 am-5:35 pm

1 stop9h 28m

$209

Colorado SpringsSan Juan

COS - SJU

COSSJU

Colorado Springs

Wed 2/25

6:00 am-11:31 pm

1 stop14h 31m

San Juan Luis Munoz Marin Intl

Wed 3/4

8:00 am-10:10 pm

2 stops17h 10m

$272

Colorado SpringsSan Juan

COS - SJU

COSSJU

Colorado Springs

Wed 2/25

1:39 pm-10:00 am

2 stops17h 21m

San Juan Luis Munoz Marin Intl

Wed 3/4

7:00 am-3:58 pm

2 stops11h 58m

$340

Colorado SpringsSan Juan

COS - SJU

COSSJU

Colorado Springs

Tue 5/19

6:30 am-9:05 pm

2 stops12h 35m

San Juan Luis Munoz Marin Intl

Tue 6/9

6:30 am-7:15 pm

1 stop14h 45m

$376

Colorado SpringsSan Juan

COS - SJU

COSSJU

Colorado Springs

Tue 5/19

6:30 am-9:05 pm

2 stops12h 35m

San Juan Luis Munoz Marin Intl

Tue 6/9

6:30 am-4:30 pm

2 stops12h 00m

$430

Colorado SpringsSan Juan

COS - SJU

COSSJU

Colorado Springs

Tue 3/31

6:20 am-8:18 pm

1 stop11h 58m

San Juan Luis Munoz Marin Intl

Sat 4/4

1:00 pm-8:28 pm

1 stop9h 28m

$433

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Puerto Rico from

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

What is the cheapest month to fly to Puerto Rico?

If you don’t want to visit Puerto Rico in August, then you should wait until May to fly from Colorado, when ticket prices are also cheap, with an average price of $372.

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 $606. 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 $773.

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 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 $477 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 $323 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 42% 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

$344

Fastest flight time

5h 40m

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 $344. The best round-trip flight deal from Colorado to Puerto Rico found on momondo in the last 72 hours is $518.
The fastest flight from Colorado to Puerto Rico takes 5h 40m
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

  • 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?

  • 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?

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
FrontierPriceFrom $158Free CancellationRating
5.7
3,051 reviews
Search Frontier flights
DeltaPriceFrom $192Free CancellationRating
7.9
8,138 reviews
Search Delta flights
American AirlinesPriceFrom $266Free CancellationRating
7.2
11,218 reviews
Search American Airlines flights
JetBluePriceFrom $272Free CancellationRating
7.2
2,893 reviews
Search JetBlue flights
United AirlinesPriceFrom $391Free CancellationRating
7.4
9,236 reviews
Search United Airlines flights
SouthwestPriceFrom $406Free CancellationRating
8.0
4,272 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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Find better results for your trip to Puerto Rico

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