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Cheap flights from Denver to San Juan

7 nonstop flights a week, 1 of them today. Operated by 2 airlines, about 5h 48m in the air, 2,738 mi (4,406 km). Tickets from $119, nonstop from $224.

Flights from Denver to San Juan

Pick a departure date to see flights and seller prices

We search agencies and airlines for your day: nonstop and connecting flights, baggage, departure and arrival times.

Prices by day: Denver to San Juan

Lowest one-way price in dollars from recent searches, cheap days in green. Press a day to see flights and exact prices.

Filters

Best fares from Denver to San Juan

Lowest one-way prices found by recent searches for the next 120 days; press a card to search that date

Cheapest one-way $119 25 November 2026, with a connection Cheapest nonstop $224 25 November 2026, United Airlines Cheapest in the next 7 days $182 Tomorrow Cheapest month November 2026 tickets from $119

Denver to San Juan at a glance

flight time, from 5h 36m to 7h 30m
5h 48m
straight-line distance
2,738 mi (4,406 km)
flights a week
7
flight today
1
departure time
09:46
lowest price, with a connection, 25 November
$119
lowest nonstop price
$224
airlines
2

Denver to San Juan ticket prices by month

Lowest one-way fare found by recent searches

Cheapest month: November 2026, tickets from $119. Prices come from searches over the last few days; check the search for your exact date.

The most expensive month is January 2027: from $210. The average across months is $164.

Denver to San Juan flight schedule

7 flights a week, 1 today, 5 seasonal or one-off. Departure and arrival times are local.

FlightDepartsArrivesDurationDaysAircraft
UA 1339
United Airlines
09:46 Denver International
18:25 Luis Munoz Marin International, terminal B
5h 39m
Daily
Boeing 737

Seasonal and one-off flights

Not operating in the next two weeks. The first of them is on 17 December.

FlightDepartsArrivesDurationDaysAircraft
UA 1439
United Airlines
20:45 Denver International
05:21 Luis Munoz Marin International, terminal B
5h 36m
Seasonal
Boeing 737
UA 1339
United Airlines
09:45 Denver International
18:25 Luis Munoz Marin International, terminal B
5h 40m
Seasonal
Boeing 737
WN 4519
Southwest Airlines
05:55 Denver International
16:25 Luis Munoz Marin International, terminal B
7h 30m
Seasonal
Boeing 737
WN 4613
Southwest Airlines
14:30 Denver International
00:20 Luis Munoz Marin International, terminal B
6h 50m
Selected dates
Boeing 737
UA 1339
United Airlines
09:43 Denver International
17:38 Luis Munoz Marin International, terminal B
5h 55m
Seasonal
Boeing 737

Days of the week are taken from the schedule for the next 14 days; schedules change by season. San Juan is 3 hours ahead of Denver. The search shows seat availability and the price for your date.

Airlines flying Denver to San Juan

Flights a week by schedule and the cheapest nonstop fare of each airline found by recent searches

United Airlines7 a week Southwest Airlinesfrom 13 March
  • United Airlines: 2 flights, departs at 09:46, tickets from $224 on 25 November MTWTFSS United Airlines Denver to San Juan
  • Southwest Airlines: 2 flights, first departure at 05:55, last at 14:30 MTWTFSS

Airports

Where flights from Denver to San Juan depart and land

Departure from Denver

Denver International DEN

7 flights a week, 18 mi (29 km) from the city centre

About the airport

Arrival in San Juan

Luis Munoz Marin International SJU

7 flights a week, terminal B, 7 mi (11 km) from the city centre

About the airport

Frequently asked questions

How long is the flight from Denver to San Juan?
A nonstop flight takes 5 hours 48 minutes on average, from 5h 36m to 7h 30m depending on the flight.
How far is San Juan from Denver?
2,738 mi (4,406 km) in a straight line between the cities.
Which airlines fly nonstop from Denver to San Juan?
United Airlines (7 a week) and Southwest Airlines.
How many flights a day are there from Denver to San Juan?
1 flight today and 7 a week, about 1 a day on average.
When are the first and last flights from Denver to San Juan?
The flight departs at 09:46 (UA1339). Local time.
What is the cheapest month to fly from Denver to San Juan?
November 2026: tickets from $119. The most expensive is January 2027, from $210.
What is the cheapest upcoming date to fly from Denver to San Juan?
25 November 2026 (Wednesday): from $119 one way, with a connection, by recent searches. The search shows the price for your dates.
Which airline is the cheapest from Denver to San Juan?
United Airlines: nonstop tickets from $224 on 25 November by recent searches. Prices change daily, so compare the sellers in the search.
What is the time difference between Denver and San Juan?
San Juan is 3 hours ahead of Denver. Schedule times on this page are local to each airport.
Which Denver airport do flights to San Juan leave from?
Denver International (7 a week).