Chicago (ORD) to San Juan (SJU) flight deal in economy from $218

Frontier AirlinesF9Frontier Airlines
Round Trip•Economy
United StatesORD

O'Hare International Airport

Chicago, United States
Puerto RicoSJU

Luis Muñoz Marín International Airport

San Juan, Puerto Rico
$462 USD
-53%$218 USD
Verified 1 day ago
Extremely Rare Availability
4% of dates checked are available within 10% of the lowest price

Thursday, December 24th, 2026

7 round-trip options

Returning
Tue, Dec 29, 2026•5 Day Trip
$772 USD
Google Flights
Returning
Wed, Dec 30, 2026•6 Day Trip
$789 USD
Google Flights
Returning
Thu, Dec 31, 2026•7 Day Trip
$778 USD
Google Flights
Returning
Fri, Jan 1, 2027•8 Day Trip
$1,083 USD
Google Flights
Returning
Sat, Jan 2, 2027•9 Day Trip
$1,083 USD
Google Flights
Returning
Sun, Jan 3, 2027•10 Day Trip
$1,083 USD
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Returning
Mon, Jan 4, 2027•11 Day Trip
$919 USD
Google Flights