Cheap flights from Denver, CO to San Juan, United States

Flights starting at $87. Choose between Frontier Airlines, Spirit Airlines, or JetBlue Airways to find the best price.

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Book your trip to arrive at Luis Muñoz Marín International, or Fernando Luis Ribas Dominicci. The distance between Denver and San Juan is 4400 km. The most popular airlines for this route are Frontier Airlines, Spirit Airlines, JetBlue Airways, United Airlines, and Sun Country Airlines. Denver and San Juan have 306 direct flights per week.

Weekly direct flights

Discover the top airlines offering direct flights from Denver to San Juan in the next month. You’ll find the number of daily direct flights per airline in the table.

Weekly direct flights for Sun 07.04 - Sat 13.04

AirlineSun 07.04Mon 08.04Tue 09.04Wed 10.04Thu 11.04Fri 12.04Sat 13.04
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Weekly direct flights for Sun 14.04 - Sat 20.04

AirlineSun 14.04Mon 15.04Tue 16.04Wed 17.04Thu 18.04Fri 19.04Sat 20.04
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Weekly direct flights for Sun 21.04 - Sat 27.04

AirlineSun 21.04Mon 22.04Tue 23.04Wed 24.04Thu 25.04Fri 26.04Sat 27.04
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Weekly direct flights for Sun 28.04 - Sat 04.05

AirlineSun 28.04Mon 29.04Tue 30.04Wed 01.05Thu 02.05Fri 03.05Sat 04.05
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Check-in for a flight from Denver to San Juan

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
Frontier AirlinesFFTF9NoOpens 24 days before flight
Closes 1 hours before flight
Spirit AirlinesNKSNKNoOpens 24 days before flight
Closes 1 hours before flight
JetBlue AirwaysJBUB6NoOpens 24 days before flight
Closes 2 hours before flight
United AirlinesUALUAYesNo
Sun Country AirlinesSCXSYYesNo

Weather in San Juan

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January27°C22°C
February27°C22°C
March27°C22°C
April28°C23°C
May29°C24°C
June30°C25°C
July30°C25°C
August30°C25°C
September30°C25°C
October29°C25°C
November28°C24°C
December27°C23°C
Hottest Month
30°C
August
Coldest month
22°C
February
Sunny days
247
days per year

14 day forecast

Thursday
4 Apr
30°C23°C
11 Apr
82%
27°C24°C
Friday
5 Apr
80%
30°C24°C
12 Apr
89%
28°C24°C
Saturday
6 Apr
86%
30°C24°C
13 Apr
89%
29°C24°C
Sunday
7 Apr
87%
29°C24°C
14 Apr
86%
28°C24°C
Monday
8 Apr
87%
28°C24°C
15 Apr
87%
27°C24°C
Tuesday
9 Apr
80%
25°C24°C
16 Apr
84%
27°C24°C
Wednesday
10 Apr
88%
26°C23°C
17 Apr
89%
28°C24°C

Frequently asked questions

How long does it take to travel from Denver to San Juan?
What is the flight distance between Denver and San Juan?
What airlines offer nonstop (direct) flights between Denver and San Juan?
What are the most popular routes to and from Denver?
What are the most popular routes to and from San Juan?
Which airports are there in Denver?
What airports are near Denver?
What airports are near San Juan?
Is it possible to combine flights, buses, and trains in one itinerary when traveling between Denver and San Juan?
What is Virtual Interlining and how do I use it?
Which airlines fly between Denver and San Juan?
When's the best time to travel between Denver and San Juan?
What flights operate between Denver and San Juan?
How many airports are there near Denver?
How many airports are there near San Juan?
What time do nonstop (direct) flights between Denver and San Juan depart?
What time do nonstop (direct) flights between Denver and San Juan arrive?
What time do flights between Denver and San Juan depart?
What time do flights between Denver and San Juan arrive?

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