San Juan (SJU) to Chicago (ORD) flight deal in economy from $109

Frontier AirlinesF9Frontier Airlines
One Way•Economy
Puerto RicoSJU

Luis Muñoz Marín International Airport

San Juan, Puerto Rico
United StatesORD

O'Hare International Airport

Chicago, United States
$234 USD
-53%$109 USD
Verified 4 days ago
Rare Availability
6% of dates checked are available within 10% of the lowest price

Sunday, January 3rd, 2027

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