Luis Muñoz Marín International Airport
San Juan, Puerto Rico
O'Hare International Airport
Chicago, United States
$512 USD
-16%$428 USD
Verified Nov 29, 2025 at 12:04 PMMarch 2026
Mon
Tue
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Thu
Fri
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Sun
Good Availability
46% of dates checked are available within 10% of the lowest price
Monday, March 30th, 2026
Outbound Flights
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5h 13m·Nonstop
$834 USD
SJUMar 30 07:40
→ORDMar 30 11:53
UA 2089Airbus A321neo
7h 43m·1 stop
$838 USD
SJUMar 30 01:00
→EWRMar 30 05:10
UA 2219Boeing 737MAX 9 Passenger
50m layover

EWRMar 30 06:00
→ORDMar 30 07:43
UA 657Boeing 767
11h 12m·1 stop
$1,258 USD
SJUMar 30 13:25
→EWRMar 30 17:39
UA 1173Boeing 767
4h 11m layover

EWRMar 30 21:50
→ORDMar 30 23:37
UA 1206Boeing 757
13h 58m·1 stop
$1,258 USD
SJUMar 30 18:45
→EWRMar 30 22:55
UA 2036Boeing 737MAX 9 Passenger
7h 5m layover·Overnight

EWRMar 31 06:00
→ORDMar 31 07:43
UA 657Boeing 737
5h 19m·Nonstop
$1,346 USD
SJUMar 30 15:56
→ORDMar 30 20:15
UA 2088Airbus A321neo
15h 31m·1 stop
$3,083 USD
SJUMar 30 16:55
→IADMar 30 20:56
UA 2024Boeing 737MAX 9 Passenger
9h 19m layover·Overnight

IADMar 31 06:15
→ORDMar 31 07:26
UA 279Boeing 737MAX 9 Passenger
15h 26m·1 stop
$3,302 USD
SJUMar 30 16:55
→IADMar 30 20:56
UA 2024Boeing 737MAX 9 Passenger
9h 4m layover·Overnight

BWIMar 31 06:00
→ORDMar 31 07:21
UA 281Boeing 737