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Cheap flights from Denver to Puerto Rico from $111

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Denver to Puerto Rico departing on 4/10. 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 Denver to Puerto Rico

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
11:59 pm - 2:08 pm
DEN
-
SJU
12h 09m
1 stop
Frontier Logo
3:21 am - 8:24 am
SJU
-
DEN
31h 03m
1 stop
$248Frontier
Sat, Apr 25 - Sun, May 3
Frontier Logo
11:59 pm - 11:29 pm
DEN
-
SJU
21h 30m
1 stop
Frontier Logo
3:08 am - 8:21 am
SJU
-
DEN
31h 13m
1 stop
$249Frontier
Wed, Apr 15 - Tue, Apr 21
Frontier Logo
11:59 pm - 10:48 pm
DEN
-
SJU
20h 49m
1 stop
Frontier Logo
3:21 am - 8:24 am
SJU
-
DEN
31h 03m
1 stop
$252Frontier
Mon, Apr 27 - Sun, May 3
Frontier Logo
11:59 pm - 12:29 am
DEN
-
SJU
22h 30m
1 stop
Frontier Logo
1:59 am - 11:09 pm
SJU
-
DEN
23h 10m
1 stop
$253Frontier
Sat, Apr 18 - Fri, Apr 24
Frontier Logo
11:59 pm - 12:29 am
DEN
-
SJU
22h 30m
1 stop
Frontier Logo
3:08 am - 10:59 pm
SJU
-
DEN
21h 51m
1 stop
$254Frontier
Wed, Apr 22 - Tue, Apr 28
Frontier Logo
11:59 pm - 9:54 am
DEN
-
SJU
7h 55m
1 stop
Frontier Logo
11:30 am - 10:29 pm
SJU
-
DEN
36h 59m
2 stops
$261Frontier
Tue, Apr 21 - Tue, Apr 28
United Airlines Logo
11:59 pm - 4:13 pm
DEN
-
CPX
14h 14m
2 stops
United Airlines Logo
10:30 am - 10:15 pm
CPX
-
DEN
13h 45m
2 stops
$1,076United Airlines
Mon, May 4 - Fri, May 8
United Airlines Logo
11:59 pm - 4:13 pm
DEN
-
CPX
14h 14m
2 stops
United Airlines Logo
10:30 am - 11:59 pm
CPX
-
DEN
15h 29m
2 stops
$1,558United Airlines
Mon, May 4 - Fri, May 8
Multiple Airlines Logo
10:59 pm - 1:16 pm
DEN
-
VQS
12h 17m
2 stops
Multiple Airlines Logo
4:13 pm - 10:30 pm
VQS
-
DEN
32h 17m
2 stops
$1,911Multiple Airlines
Fri, Mar 27 - Tue, Mar 31
United Airlines Logo
5:00 am - 5:39 pm
DEN
-
VQS
10h 39m
2 stops
United Airlines Logo
9:05 am - 11:28 pm
VQS
-
DEN
16h 23m
2 stops
$2,364United Airlines
Wed, Jun 3 - Mon, Jun 15

Frontier flights from Denver to Puerto Rico

Our best Frontier deals on Denver to Puerto Rico flight tickets
Frontier
Apr 25
DEN11:59 pmDenver Intl
12h 09m
1 stop
SJU2:08 pmSan Juan Luis Munoz Marin Intl
May 3
SJU3:21 amSan Juan Luis Munoz Marin Intl
31h 03m
1 stop
DEN8:24 amDenver Intl
$248
Frontier
Apr 15
DEN11:59 pmDenver Intl
21h 30m
1 stop
SJU11:29 pmSan Juan Luis Munoz Marin Intl
Apr 21
SJU3:08 amSan Juan Luis Munoz Marin Intl
31h 13m
1 stop
DEN8:21 amDenver Intl
$249
Frontier
May 4
DEN11:05 pmDenver Intl
16h 25m
1 stop
SJU5:30 pmSan Juan Luis Munoz Marin Intl
May 7
SJU3:18 pmSan Juan Luis Munoz Marin Intl
9h 45m
1 stop
DEN11:03 pmDenver Intl
$251

United Airlines flights from Denver to Puerto Rico

Our best United Airlines deals on Denver to Puerto Rico flight tickets
United Airlines
May 4
DEN11:59 pmDenver Intl
14h 14m
2 stops
CPX4:13 pmCulebra
May 8
CPX10:30 amCulebra
13h 45m
2 stops
DEN10:15 pmDenver Intl
$1,076
United Airlines
Mar 26
DEN7:45 amDenver Intl
13h 12m
2 stops
BQN10:57 pmAguadilla Borinquen
Mar 28
BQN12:15 amAguadilla Borinquen
13h 56m
2 stops
DEN12:11 pmDenver Intl
$1,118
United Airlines
Mar 26
DEN7:45 amDenver Intl
13h 12m
2 stops
BQN10:57 pmAguadilla Borinquen
Mar 28
BQN12:15 amAguadilla Borinquen
13h 56m
2 stops
DEN12:11 pmDenver Intl
$1,126

momondo Fare Finder

 
Customize your flight search to find flights from Denver 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 March 15, 2026.
Use the filters below to find and compare flights from Denver to Puerto Rico that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Sat 4/25

11:59 pm-2:08 pm

1 stop12h 09m

San Juan Luis Munoz Marin Intl

Sun 5/3

3:21 am-8:24 am

1 stop31h 03m

$248

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Wed 4/15

11:59 pm-11:29 pm

1 stop21h 30m

San Juan Luis Munoz Marin Intl

Tue 4/21

3:08 am-8:21 am

1 stop31h 13m

$249

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Mon 4/27

11:59 pm-10:48 pm

1 stop20h 49m

San Juan Luis Munoz Marin Intl

Sun 5/3

3:21 am-8:24 am

1 stop31h 03m

$252

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Sat 4/18

11:59 pm-12:29 am

1 stop22h 30m

San Juan Luis Munoz Marin Intl

Fri 4/24

1:59 am-11:09 pm

1 stop23h 10m

$253

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Wed 4/22

11:59 pm-12:29 am

1 stop22h 30m

San Juan Luis Munoz Marin Intl

Tue 4/28

3:08 am-10:59 pm

1 stop21h 51m

$254

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Tue 4/21

11:59 pm-9:54 am

1 stop7h 55m

San Juan Luis Munoz Marin Intl

Tue 4/28

11:30 am-10:29 pm

2 stops36h 59m

$261

DenverCulebra

DEN - CPX

DENCPX

Denver Intl

Mon 5/4

11:59 pm-4:13 pm

2 stops14h 14m

Culebra

Fri 5/8

10:30 am-10:15 pm

2 stops13h 45m

$1,076

DenverCulebra

DEN - CPX

DENCPX

Denver Intl

Mon 5/4

11:59 pm-4:13 pm

2 stops14h 14m

Culebra

Fri 5/8

10:30 am-11:59 pm

2 stops15h 29m

$1,558

DenverVieques

DEN - VQS

DENVQS

Denver Intl

Fri 3/27

10:59 pm-1:16 pm

2 stops12h 17m

Vieques

Tue 3/31

4:13 pm-10:30 pm

2 stops32h 17m

$1,911
Quickest round-trip

DenverVieques

DEN - VQS

DENVQS

Denver Intl

Wed 6/3

5:00 am-5:39 pm

2 stops10h 39m

Vieques

Mon 6/15

9:05 am-11:28 pm

2 stops16h 23m

$2,364

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 Denver 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 September to fly from Denver, when ticket prices are also cheap, with an average price of $377.

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 Denver 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 $764.

What is the cheapest Denver Intl to Puerto Rico flight route?

Fly from Denver Intl to San Juan Luis Munoz Marin Intl for the best Denver Intl - 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 Denver when booking weeks ahead of your departure date. In general, you can expect to find flights to Puerto Rico for around $487 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Puerto Rico from Denver for as low as $354 on momondo.

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

There are 4 cabin classes available to choose from on Denver Intl 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 Denver to Puerto Rico flights?

You could potentially save up to 64% on your flight if you consider stops on a Denver to Puerto Rico flight.

Cheap Denver to Puerto Rico flight deals and tips

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

Best Price Found

$378

Fastest flight time

5h 40m

Direct flights

Every day

Airports in Puerto Rico

20 airports
The best one-way flight to Puerto Rico from Denver in the past 72 hours is $378. The best round-trip flight deal from Denver to Puerto Rico found on momondo in the last 72 hours is $614.
The fastest flight from Denver to Puerto Rico takes 5h 40m
Direct flights go from Denver to Puerto Rico every day.
There are 20 airports in Puerto Rico. From Denver there are direct flights to San Juan Luis Munoz Marin Intl (SJU).
Search flight deals

  • When did momondo last update prices for flights from Denver Intl Airport to Puerto Rico?

    Prices for flights from Denver Intl Airport to Puerto Rico are refreshed on a daily basis.

  • How many operators does momondo search for flights from Denver Intl Airport to Puerto Rico?

  • How old do you have to be to fly from Denver Intl Airport 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 Denver Intl Airport 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 Denver to Puerto Rico?

Best airlines flying from Denver to Puerto Rico

Compare and see reviews for airlines that fly from Denver to Puerto Rico with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $181Free CancellationRating
5.7
3,032 reviews
Search Frontier flights
JetBluePriceFrom $272Free CancellationRating
7.2
2,906 reviews
Search JetBlue flights
DeltaPriceFrom $328Free CancellationRating
7.9
8,292 reviews
Search Delta flights
SouthwestPriceFrom $376Free CancellationRating
8.0
4,318 reviews
Search Southwest flights
American AirlinesPriceFrom $485Free CancellationRating
7.1
11,471 reviews
Search American Airlines flights
United AirlinesPriceFrom $486Free CancellationRating
7.4
9,429 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Denver 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 Denver.

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

Yes. momondo allows you to filter the results for Denver to Puerto Rico flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between Denver and Puerto Rico by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to Puerto Rico, momondo offers a useful price alert feature which will track prices for flights to Puerto Rico from Denver and alert you when they 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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Popular flights according to clicks in the last 7 days on momondo
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