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Cheap flights from Puerto Rico to Denver from $168

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Puerto Rico to Denver departing on 6/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Puerto Rico to Denver

Recent round-trip flight deals from Puerto Rico to Denver

Enter your travel dates to find the best prices.
Frontier Logo
7:30 am - 8:23 am
SJU
-
DEN
26h 53m
1 stop
Frontier Logo
5:05 pm - 6:44 am
DEN
-
SJU
11h 39m
1 stop
$349Frontier
Tue, Aug 4 - Tue, Aug 11
Frontier Logo
6:41 pm - 8:37 am
SJU
-
DEN
15h 56m
1 stop
Frontier Logo
6:00 am - 12:23 am
DEN
-
SJU
16h 23m
1 stop
$356Frontier
Tue, Aug 25 - Fri, Aug 28
Frontier Logo
8:50 am - 12:16 am
SJU
-
DEN
17h 26m
1 stop
Frontier Logo
11:59 pm - 12:37 am
DEN
-
SJU
22h 38m
1 stop
$363Frontier
Wed, Jun 17 - Thu, Jun 25
Frontier Logo
4:39 pm - 10:59 pm
SJU
-
DEN
8h 20m
1 stop
Frontier Logo
11:59 pm - 2:16 pm
DEN
-
SJU
12h 17m
1 stop
$370Frontier
Wed, Oct 28 - Sat, Oct 31
Frontier Logo
7:30 am - 8:23 am
SJU
-
DEN
26h 53m
1 stop
Frontier Logo
11:46 pm - 2:34 pm
DEN
-
SJU
36h 48m
2 stops
$375Frontier
Tue, Aug 4 - Tue, Aug 11
Frontier Logo
8:50 am - 12:16 am
SJU
-
DEN
17h 26m
1 stop
Frontier Logo
6:05 am - 11:29 pm
DEN
-
SJU
15h 24m
1 stop
$376Frontier
Fri, Jun 26 - Sun, Jul 5
Frontier Logo
3:00 am - 3:18 pm
BQN
-
DEN
14h 18m
1 stop
Frontier Logo
11:49 pm - 11:34 am
DEN
-
BQN
9h 45m
1 stop
$376Frontier
Mon, Aug 10 - Wed, Aug 12
Frontier Logo
8:50 am - 12:16 am
SJU
-
DEN
17h 26m
1 stop
Frontier Logo
6:00 am - 12:37 am
DEN
-
SJU
16h 37m
1 stop
$379Frontier
Wed, Jun 10 - Sat, Jun 13
Frontier Logo
9:05 pm - 9:48 am
SJU
-
DEN
14h 43m
1 stop
Frontier Logo
11:59 pm - 12:16 am
DEN
-
SJU
22h 17m
1 stop
$386Frontier
Tue, Oct 6 - Tue, Oct 13
Frontier Logo
8:37 pm - 7:33 am
SJU
-
DEN
12h 56m
1 stop
Frontier Logo
11:40 pm - 12:28 am
DEN
-
SJU
22h 48m
1 stop
$389Frontier
Wed, Jul 29 - Wed, Aug 5

Frontier flights from Puerto Rico to Denver

Our best Frontier deals on Puerto Rico to Denver flight tickets
Frontier
Aug 4
SJU7:30 amSan Juan Luis Munoz Marin Intl
26h 53m
1 stop
DEN8:23 amDenver Intl
Aug 11
DEN5:05 pmDenver Intl
11h 39m
1 stop
SJU6:44 amSan Juan Luis Munoz Marin Intl
$349
Frontier
Aug 25
SJU6:41 pmSan Juan Luis Munoz Marin Intl
15h 56m
1 stop
DEN8:37 amDenver Intl
Aug 28
DEN6:00 amDenver Intl
16h 23m
1 stop
SJU12:23 amSan Juan Luis Munoz Marin Intl
$356
Frontier
Jun 17
SJU8:50 amSan Juan Luis Munoz Marin Intl
17h 26m
1 stop
DEN12:16 amDenver Intl
Jun 25
DEN11:59 pmDenver Intl
22h 38m
1 stop
SJU12:37 amSan Juan Luis Munoz Marin Intl
$363

United Airlines flights from Puerto Rico to Denver

Our best United Airlines deals on Puerto Rico to Denver flight tickets
United Airlines
Aug 26
BQN12:15 amAguadilla Borinquen
10h 01m
1 stop
DEN8:16 amDenver Intl
Sep 9
DEN7:45 amDenver Intl
13h 24m
2 stops
BQN11:09 pmAguadilla Borinquen
$676
United Airlines
Jul 15
BQN12:15 amAguadilla Borinquen
16h 31m
2 stops
DEN2:46 pmDenver Intl
Jul 21
DEN11:37 amDenver Intl
9h 32m
1 stop
BQN11:09 pmAguadilla Borinquen
$721
United Airlines
Aug 10
BQN12:15 amAguadilla Borinquen
16h 16m
2 stops
DEN2:31 pmDenver Intl
Aug 12
DEN9:45 amDenver Intl
11h 24m
1 stop
BQN11:09 pmAguadilla Borinquen
$796

momondo 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, momondo users made 832,500 searches. Data last updated May 23, 2026.
Use the filters below to find and compare flights from Puerto Rico to Denver that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Tue 8/4

7:30 am-8:23 am

1 stop26h 53m

Denver Intl

Tue 8/11

5:05 pm-6:44 am

1 stop11h 39m

$349

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Tue 8/25

6:41 pm-8:37 am

1 stop15h 56m

Denver Intl

Fri 8/28

6:00 am-12:23 am

1 stop16h 23m

$356

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Wed 6/17

8:50 am-12:16 am

1 stop17h 26m

Denver Intl

Thu 6/25

11:59 pm-12:37 am

1 stop22h 38m

$363
Quickest round-trip

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Wed 10/28

4:39 pm-10:59 pm

1 stop8h 20m

Denver Intl

Sat 10/31

11:59 pm-2:16 pm

1 stop12h 17m

$370

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Tue 8/4

7:30 am-8:23 am

1 stop26h 53m

Denver Intl

Tue 8/11

11:46 pm-2:34 pm

2 stops36h 48m

$375

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Fri 6/26

8:50 am-12:16 am

1 stop17h 26m

Denver Intl

Sun 7/5

6:05 am-11:29 pm

1 stop15h 24m

$376

AguadillaDenver

BQN - DEN

BQNDEN

Aguadilla Borinquen

Mon 8/10

3:00 am-3:18 pm

1 stop14h 18m

Denver Intl

Wed 8/12

11:49 pm-11:34 am

1 stop9h 45m

$376

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Wed 6/10

8:50 am-12:16 am

1 stop17h 26m

Denver Intl

Sat 6/13

6:00 am-12:37 am

1 stop16h 37m

$379

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Tue 10/6

9:05 pm-9:48 am

1 stop14h 43m

Denver Intl

Tue 10/13

11:59 pm-12:16 am

1 stop22h 17m

$386

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Wed 7/29

8:37 pm-7:33 am

1 stop12h 56m

Denver Intl

Wed 8/5

11:40 pm-12:28 am

1 stop22h 48m

$389

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 Denver from

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

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 Denver?

The cheapest month to fly to Denver from Puerto Rico is in April. Flight prices, which tend to average around $121, are often lower during this time because this is during the off-season. If you don’t want to visit Denver in April, then you should wait until February to fly from Puerto Rico, when ticket prices are also cheap, with an average price of $125.

What is the cheapest day to depart on your flight to Denver?

The cheapest day to depart on your flight to Denver is on a Thursday when prices can be found for as low as $531. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Denver is Sunday, with ticket prices averaging around $1,000.

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

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

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

You are more likely to see cheaper flights to Denver from Puerto Rico when booking weeks ahead of your departure date. In general, you can expect to find flights to Denver for around $488 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Denver from Puerto Rico for as low as $331 on momondo.

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

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

You could potentially save up to 28% on your flight if you consider stops on a Puerto Rico to Denver flight.

Cheap Puerto Rico to Denver flight deals and tips

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

Best Price Found

$305

Fastest flight time

6h 19m

Direct flights

Every day

Airports in Denver

1 airport
The best one-way flight to Denver from Puerto Rico in the past 72 hours is $305. The best round-trip flight deal from Puerto Rico to Denver found on momondo in the last 72 hours is $653.
The fastest flight from Puerto Rico to Denver takes 6h 19m
Direct flights go from Puerto Rico to Denver every day.
There is 1 airport in Denver. From Puerto Rico there are direct flights to Denver Intl (DEN).
Search flight deals

Frequently asked questions about flying from Puerto Rico to Denver

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

    Prices for flights from Puerto Rico to Denver Intl Airport were last updated today.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Puerto Rico to Denver Intl Airport.

  • What documentation or ID do you need to fly to Denver Intl Airport?

    The necessary travel and health documents for your Denver Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Puerto Rico to Denver?

Best airlines flying from Puerto Rico to Denver

Compare and see reviews for airlines that fly from Puerto Rico to Denver with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $175Free CancellationRating
7.9
8,444 reviews
Search Delta flights
JetBluePriceFrom $195Free CancellationRating
7.2
2,981 reviews
Search JetBlue flights
FrontierPriceFrom $203Free CancellationRating
5.6
2,940 reviews
Search Frontier flights
American AirlinesPriceFrom $207Free CancellationRating
7.1
11,642 reviews
Search American Airlines flights
SouthwestPriceFrom $411Free CancellationRating
7.9
4,277 reviews
Search Southwest flights
United AirlinesPriceFrom $490Free CancellationRating
7.4
9,751 reviews
Search United Airlines flights

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Breckenridge
Estes Park
Black Hawk
Aurora
Fort Collins
Manitou Springs
Boulder
Longmont
Greeley
Keystone
Lakewood
Westminster
Cripple Creek
Thornton
Frisco
Centennial
Englewood
Winter Park
Grand Lake
Littleton

Why use momondo?

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

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 Denver from Puerto Rico.

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

Yes. momondo enables you to select and highlight flights to Denver from Puerto Rico with this policy.

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

Once you have performed a search for Puerto Rico to Denver flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of Puerto Rico to Denver flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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