Cheap Flights from Denver, CO to San Juan from $234
On Cheapflightsplus.com you will find 97 connecting flights from Denver to San Juan. You can compare airfare deals from 7 airlines and multiple travel sites from $234, book and save on cheap plane tickets and last minute offers. Also check out DEN-SJU flight schedule to find best flight time, convenient departure and arrival airports.
Flight Information
Below we will explain in detail what the flights cost on the destination from Denver to San Juan depends on and how to choose the most interesting flight option for you.
Distance between Denver and San Juan is 4396 miles. Time difference between the cities is 3h. Airplanes depart 00:19 to 23:59 from 2 Denver airports and arrive 00:19 to 23:59 to 2 San Juan airports. Average flight time is 17h 34m.
- The fastest flight 8h 27m
- Average flight time 17h 34m
- The earliest flight 00:19
- The latest flight 23:59
- Distance 2732 ml
Best Flights from Denver to San Juan Today
| Price | Departure | Arrival | Flight Duration | Airline | Flight |
|---|---|---|---|---|---|
| from $234 | 20:31 Denver Denver International | 20:38+1 день San Juan Luis Munoz Marin Intl | 22h 7m layover 15h 8m - Houston | United Airlines | UA2419 UA701 |
| from $304 | 23:59 Denver Denver International | 17:50+1 день San Juan Luis Munoz Marin Intl | 15h 51m layover 9h 6m - Tampa | Frontier Airlines | F91114 F92216 |
| from $304 | 21:00 Denver Denver International | 23:57+2 дня San Juan Luis Munoz Marin Intl | 24h 57m layover 10h 27m - Chicago 6h 28m - Orlando | Frontier Airlines | F92210 F93854 NK2804 |
| from $366 | 00:54 Denver Denver International | 02:03+1 день San Juan Luis Munoz Marin Intl | 23h 9m layover 2h 11m - Atlanta 11h 25m - Newark | Frontier Airlines | F93294 F94348 F93573 |
The cheapest months to travel to San Juan are september (from 234 $), august (from 243 $), october (from 306 $).
The most expensive months are may (from 412 $), june (from 391 $), july (from 354 $).
What is the lowest airfare Denver to San Juan?
The cheapest plane ticket found by our users is $234. This airfare is for economy class on one-way UA2419 flight by United Airlines for August 29, 2025 which leaves Denver International in Denver at 20:31 am and arrives at San Juan Luis Munoz Marin Intl at 20:38.
Flight Schedule Denver (Colorado) to San Juan
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Popular Airlines on the Route
The flight Denver — San Juan is served by 7 regular airlines and 4 low-cost airlines. Most of the flights on this route are operated by Frontier Airlines - 49 departures per week at the price of from $ 304 . And the most expensive tickets are offered by United Airlines airline - from $ 1235.
Direct flights
There’re no direct flights on this route. Try flights with stops.
Connecting Flights
There are 97 flights with layovers on the route. The fastest connecting flight is UA2676 by United Airlines takes 8h 27m and the cheapest is UA2419 by United Airlines for $234.
- F9 - Frontier Airlinesfrom $304Find
- SY - Sun Country Airlinesfrom $650Find
- CM - Compania Panamena de Aviacionfrom $470Find
- Y4 - Volarisfrom $474Find
- UA - United Airlinesfrom $234Find
- AM - Aeromexicofrom $520Find
- G4 - Allegiant Airfrom $413Find
Airports
You can fly from Denver to San Juan from 2 airports (Denver International, Arapahoe Co).
Denver airports
- Denver International-DENfrom $234Find
- Arapahoe Co-APAFind
San Juan airports
- Isla Grande-SIGFind
- Luis Munoz Marin Intl-SJUFind
Airplanes
There are flights to San Juan from Denver by 7 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.
Top Domestic Destinations from Denver
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Top International Destinations from Denver
Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.
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How to book a plane ticket yourself?
- Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
- Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
- Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
- Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
- That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.
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