Helping travelers to find the best flight offers
Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Denver to San Juan. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.
A direct flight is the easiest way to get to your destination. The following airlines operate non-stop flights from Denver to San Juan:
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We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.
The cheapest one-way flight from Denver to San Juan departs on 12/15/2025, is operated by Frontier Airlines and costs $95
The cheapest roundtrip flight from Denver to San Juan departs on 12/14/2025, is operated by Frontier Airlines and costs $152
Fastest flight from Denver to San Juan takes 12h 54m
There are no direct flights on this route.
The distance between Denver and San Juan is 4405km (2731 miles). There are 8 direct flights from Denver to San Juan. The time difference between Denver and San Juan is 3h. Flights from Denver begin at 9:45 AM. The latest flight from Denver departs at 9:45 AM
Unable to find information about the schedule of direct flights from
A direct flight is the most convenient and comfortable way to fly from Denver to San Juan, despite the fact that sometimes flights with transfers can cost significantly less.
Denver — San Juan
12/13/2025
Departure
Direct flight
UA1339
Starting at $522
Denver — San Juan
12/14/2025
Departure
Direct flight
UA1339
Starting at $203
Denver — San Juan
12/16/2025
Departure
Direct flight
UA1339
Starting at $420
Denver — San Juan
01/02/2026
Departure
Direct flight
UA1339
Starting at $717
Denver — San Juan
03/14/2026
Departure
Direct flight
UA1339
Starting at $605
Starting at $203
Starting at $95
Flights from Denver to San Juan are operated by several airlines — United Airlines and Frontier Airlines. This allows passengers to flexibly choose flights based on departure time, cost, and additional services. The minimum ticket price starts at $95, making this destination accessible to travelers with different budgets. We help compare all available options in real time, so you can book tickets at the best value for money. The service ensures transparent search and lets you book affordable flights in just a few clicks.
We couldn't find any special offers for flights from Denver to San Juan
The cheapest flight ticket from Denver to San Juan according to data for the last 48 hours costs $95
Often the best time to buy tickets from Denver to San Juan is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Denver to San Juan can be found flying in these months: January.
The fastest flights from Denver to San Juan start from 12 hours 54 minutes in the air.
The following airlines operate direct flights on the route Denver — San Juan: United Airlines
We carefully collect statistics on the search and pricing of airlines and, based on these data, we make an assumption about future prices. Thus, you can better understand which season is the cheapest to fly from Denver to San Juan