Cheap flights from Chicago, IL to San Juan, United States

Flights starting at £40. Choose between Spirit Airlines, Frontier Airlines, or JetBlue Airways to find the best price.

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Travelers usually depart from O Hare International, Chicago Midway International, or Chicago Rockford International when they travel from Chicago to San Juan. Book your trip to arrive at Luis Muñoz Marín International, or Fernando Luis Ribas Dominicci. The distance between Chicago and San Juan is 3341 km. The most popular airlines for this route are Spirit Airlines, Frontier Airlines, JetBlue Airways, United Airlines, and Cape Air. Chicago and San Juan have 271 direct flights per week.

Weekly direct flights

Discover the top airlines offering direct flights from Chicago 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 Mon 26.02 - Sun 03.03

AirlineMon 26.02Tue 27.02Wed 28.02Thu 29.02Fri 01.03Sat 02.03Sun 03.03
1111221
1111111

Weekly direct flights for Mon 04.03 - Sun 10.03

AirlineMon 04.03Tue 05.03Wed 06.03Thu 07.03Fri 08.03Sat 09.03Sun 10.03
1112232
1111111

Weekly direct flights for Mon 11.03 - Sun 17.03

AirlineMon 11.03Tue 12.03Wed 13.03Thu 14.03Fri 15.03Sat 16.03Sun 17.03
2222232
1111111

Weekly direct flights for Mon 18.03 - Sun 24.03

AirlineMon 18.03Tue 19.03Wed 20.03Thu 21.03Fri 22.03Sat 23.03Sun 24.03
2222232
1112222

Check-in for a flight from Chicago to San Juan

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
Spirit AirlinesNKSNKNoOpens 24 days before flight
Closes 1 hours before flight
Frontier AirlinesFFTF9NoOpens 24 days before flight
Closes 1 hours before flight
JetBlue AirwaysJBUB6NoOpens 24 days before flight
Closes 2 hours before flight
United AirlinesUALUAYesNo
Cape AirKAP9KYesNo

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
March
Sunny days
247
days per year

14 day forecast

Sunday
25 Feb
98%
26°C23°C
3 Mar
86%
26°C23°C
Monday
26 Feb
93%
26°C23°C
4 Mar
86%
28°C22°C
Tuesday
27 Feb
86%
26°C23°C
5 Mar
87%
27°C22°C
Wednesday
28 Feb
88%
27°C23°C
6 Mar
84%
27°C22°C
Thursday
29 Feb
87%
27°C23°C
7 Mar
89%
28°C23°C
Friday
1 Mar
87%
27°C23°C
8 Mar
86%
28°C23°C
Saturday
2 Mar
87%
27°C23°C
9 Mar
72%
29°C23°C

Frequently asked questions

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

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