Cheap flights from Denver to San Juan from $108
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 San Juan departing on 12/8. 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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Not ready to book? to track prices.Frontier flights from Denver to San Juan Luis Munoz Marin Intl Airport
Our best Frontier deals on Denver to San Juan Luis Munoz Marin Intl Airport flight tickets
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Use the filters below to find and compare flights from Denver to San Juan Luis Munoz Marin Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
DenverSan Juan
DEN Denver Intl - SJU San Juan Luis Munoz Marin Intl
DENSJU
Denver Intl
Sat 11/14
6:58 pm-11:45 am
1 stop13h 47m
San Juan Luis Munoz Marin Intl
Wed 11/18
4:52 pm-12:20 pm
2 stops22h 28m
DenverSan Juan
DEN Denver Intl - SJU San Juan Luis Munoz Marin Intl
DENSJU
Denver Intl
Sat 1/30
10:41 am-12:29 am
1 stop10h 48m
San Juan Luis Munoz Marin Intl
Tue 2/2
3:48 pm-7:08 am
1 stop18h 20m
DenverSan Juan
DEN Denver Intl - SJU San Juan Luis Munoz Marin Intl
DENSJU
Denver Intl
Tue 10/27
12:40 pm-12:13 am
1 stop9h 33m
San Juan Luis Munoz Marin Intl
Fri 10/30
6:00 am-2:36 pm
1 stop10h 36m
DenverSan Juan
DEN Denver Intl - SJU San Juan Luis Munoz Marin Intl
DENSJU
Denver Intl
Wed 10/28
5:55 am-8:35 pm
2 stops12h 40m
San Juan Luis Munoz Marin Intl
Tue 12/15
5:40 am-1:10 pm
2 stops10h 30m
DenverSan Juan
DEN Denver Intl - SJU San Juan Luis Munoz Marin Intl
DENSJU
Denver Intl
Sat 11/14
6:10 am-11:45 am
3 stops26h 35m
San Juan Luis Munoz Marin Intl
Sat 11/21
5:15 pm-8:06 am
1 stop17h 51m
DenverSan Juan
DEN Denver Intl - SJU San Juan Luis Munoz Marin Intl
DENSJU
Denver Intl
Thu 12/10
11:30 pm-7:27 pm
1 stop16h 57m
San Juan Luis Munoz Marin Intl
Sun 12/13
3:28 am-7:39 am
1 stop31h 11m
DenverSan Juan
DEN Denver Intl - SJU San Juan Luis Munoz Marin Intl
DENSJU
Denver Intl
Sat 12/12
1:01 pm-1:52 am
1 stop9h 51m
San Juan Luis Munoz Marin Intl
Fri 12/18
6:01 am-3:41 pm
1 stop12h 40m
DenverSan Juan
DEN Denver Intl - SJU San Juan Luis Munoz Marin Intl
DENSJU
Denver Intl
Mon 12/7
10:55 am-12:45 am
2 stops10h 50m
San Juan Luis Munoz Marin Intl
Mon 12/14
5:40 am-1:10 pm
2 stops10h 30m
DenverSan Juan
DEN Denver Intl - SJU San Juan Luis Munoz Marin Intl
DENSJU
Denver Intl
Sat 1/9
11:15 am-6:15 am
2 stops16h 00m
San Juan Luis Munoz Marin Intl
Fri 2/5
2:05 am-4:21 pm
2 stops17h 16m
DenverSan Juan
DEN Denver Intl - SJU San Juan Luis Munoz Marin Intl
DENSJU
Denver Intl
Tue 10/27
4:48 pm-1:11 pm
2 stops18h 23m
San Juan Luis Munoz Marin Intl
Fri 10/30
4:50 pm-8:44 am
2 stops17h 54m
See travel insights to San Juan from
How to get the cheapest flight ticket from Denver to San Juan Luis Munoz Marin Intl Airport
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 typical price of a round-trip flight between Denver and San Juan Luis Munoz Marin Intl Airport?
Prices are currently low for flights on this route.
Typical prices usually range from $383 to $699.The lowest price recently found on this route was $361.
What is the cheapest month to fly to San Juan Luis Munoz Marin Intl Airport?
If you aren’t able to travel to San Juan Luis Munoz Marin Intl Airport during the month of April, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $476.
What is the cheapest day to depart on your flight to San Juan Luis Munoz Marin Intl Airport?
On average, the least expensive day to fly to San Juan Luis Munoz Marin Intl Airport from Denver is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $629. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Saturday is the most expensive day to depart from Denver because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $775.
What is the cheapest Denver Intl to San Juan Luis Munoz Marin Intl flight route?
Fly from Denver Intl to San Juan Luis Munoz Marin Intl for the best Denver Intl - San Juan Luis Munoz Marin Intl flight prices
How far in advance should I book a flight from Denver to San Juan Luis Munoz Marin Intl Airport?
You are more likely to see cheaper flights to San Juan Luis Munoz Marin Intl Airport from Denver when booking weeks ahead of your departure date. In general, you can expect to find flights to San Juan Luis Munoz Marin Intl Airport for around $544 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Juan Luis Munoz Marin Intl Airport from Denver for as low as $468 on momondo.
What cabin class options are available on Denver to San Juan Luis Munoz Marin Intl Airport flights?
There are 4 cabin classes available to choose from on Denver to San Juan Luis Munoz Marin Intl Airport 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 San Juan Luis Munoz Marin Intl Airport flights?
You could potentially save up to 3% on your flight if you consider stops on a Denver to San Juan Luis Munoz Marin Intl Airport flight.
What is the cheapest airline that flies from Denver Intl to San Juan Luis Munoz Marin Intl?
Frontier, United Airlines, and Southwest are the most popular carriers operating from Denver Intl to San Juan Luis Munoz Marin Intl
What airlines fly to San Juan Luis Munoz Marin Intl Airport?
Frontier, United Airlines and Southwest are the top three most popular airlines that fly to San Juan Luis Munoz Marin Intl Airport from Denver according to our data. Frontier is the first choice among our users, with 38% of people opting to fly with this airline when traveling to San Juan Luis Munoz Marin Intl Airport. Keep in mind that there are 6 different airlines that fly to San Juan Luis Munoz Marin Intl Airport on a routine basis, so you have a few additional options to choose from.
Which airport is the most popular layover for flights between Denver and San Juan Luis Munoz Marin Intl Airport?
Orlando (MCO) was the most common stop: 80% of momondo users choosing 1-stop flights on this route connected there.
Which layover airport offers the lowest fares from Denver to San Juan Luis Munoz Marin Intl Airport?
Flights via Fort Lauderdale (FLL) offer the lowest average round-trip price of $427.
Which layover airport has the shortest travel time from Denver to San Juan Luis Munoz Marin Intl Airport?
Flights connecting via Fort Lauderdale (FLL) have the shortest average one-way travel time: 7h 07m.
Which layover airport has the shortest connection time from Denver to San Juan Luis Munoz Marin Intl Airport?
Fort Lauderdale (FLL) has the shortest average layover time for this route: 0h 52m.
How many flights depart from Denver to San Juan Luis Munoz Marin Intl Airport on average per day?
1 flights are operational daily from Denver to San Juan Luis Munoz Marin Intl Airport as of October 2026. The most popular departure time for this route is 9:00AM, with 100% of flights per day taking off at noon.
How many flights depart from Denver to San Juan Luis Munoz Marin Intl Airport on average per week?
7 flights are operational weekly from Denver to San Juan Luis Munoz Marin Intl Airport as of October 2026. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.
When to book flights from Denver to San Juan Luis Munoz Marin Intl Airport
Cheap Denver to San Juan Luis Munoz Marin Intl Airport (DEN to SJU) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Denver to San Juan Luis Munoz Marin Intl Airport
Frequently asked questions about flying from Denver to San Juan Luis Munoz Marin Intl Airport
How far is Denver Intl to San Juan Luis Munoz Marin Intl by plane?
Denver Intl and San Juan Luis Munoz Marin Intl are 2741.9 mi apart from one another. Flights usually cover this in 5h 36m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Denver Intl Airport to San Juan Luis Munoz Marin Intl Airport?
Prices for flights from Denver Intl Airport to San Juan Luis Munoz Marin Intl Airport were last updated today.
How many operators does momondo search for flights from Denver Intl Airport to San Juan Luis Munoz Marin Intl Airport?
As of October 2026, there are 6 operators available to choose from for flights from Denver Intl Airport to San Juan Luis Munoz Marin Intl Airport.
How old do you have to be to fly from Denver Intl Airport to San Juan Luis Munoz Marin Intl Airport?
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 San Juan Luis Munoz Marin Intl Airport.
What documentation or ID do you need to fly to San Juan Luis Munoz Marin Intl Airport?
The required travel and health documents for your San Juan Luis Munoz Marin Intl Airport 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 San Juan Luis Munoz Marin Intl Airport. 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 San Juan Luis Munoz Marin Intl Airport?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Denver to San Juan Luis Munoz Marin Intl Airport is Boeing 737 MAX 8 (64.75% of total bookings). The next most popular plane models are Boeing 737 MAX 9 (24.46%), Boeing 737 (5.04%), and Airbus A320-100/200 (1.44%).
What is the most popular airline from Denver to San Juan Luis Munoz Marin Intl Airport?
Based on momondo bookings for flights between Denver and San Juan Luis Munoz Marin Intl Airport, the leading airline is Frontier, making up 39% of the total bookings. Other popular airlines include United Airlines with 35%, Southwest with 14%, and American Airlines with 7%.
Best airlines flying from Denver to San Juan Luis Munoz Marin Intl Airport
Compare and see reviews for airlines that fly from Denver to San Juan Luis Munoz Marin Intl Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $183 | Free Cancellation | Rating 5.6 2,550 reviews | |||
| PriceFrom $271 | Free Cancellation | Rating 7.1 3,049 reviews | |||
| PriceFrom $353 | Free Cancellation | Rating 7.8 8,645 reviews | |||
| PriceFrom $376 | Free Cancellation | Rating 7.9 4,221 reviews | |||
| PriceFrom $485 | Free Cancellation | Rating 7.0 12,145 reviews | |||
| PriceFrom $490 | Free Cancellation | Rating 7.4 10,319 reviews |
United Airlines Flights From Denver to San Juan Luis Munoz Marin Intl Airport
United Airlines operates around 7 flights from Denver to San Juan Luis Munoz Marin Intl Airport every week. The average price of these flights found in the last 72 hours has been $705, but momondo users have found United Airlines deals from Denver to San Juan Luis Munoz Marin Intl Airport from as low as $490 round-trip. United Airlines has been scored 7.4/10 in 10,319 reviews.
Traveling to a place near San Juan?
Book flights to San Juan if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Denver to San Juan?
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 San Juan from Denver.
Can I find flights from Denver to San Juan with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to San Juan from Denver with this policy.
How can momondo help me find flights from Denver to San Juan?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Denver to San Juan.
I’m not ready to book a flight from Denver to San Juan right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Denver to San Juan flights. All you need is a valid email address and we will do the rest; it is that quick and easy.