Boston (BOS) to San José (SJO) flight deal in economy from $176
BOSLogan International Airport
Boston, United States
SJOJuan Santamaría International Airport (SJO)
San José, Costa Rica
$239 USD
-26%$176 USD
Verified 14 days agoAugust 2026
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Good Availability
50% of dates checked are available within 10% of the lowest price
Tuesday, August 4th, 2026
Outbound Flights
16h 44m·2 stops
$176 USD
BOSAug 4 19:27
→IADAug 4 21:16
UA 2136Boeing 737
1h 4m layover
IADAug 4 22:20
→IAHAug 5 00:45
UA 1986Boeing 737MAX 9 Passenger
6h 43m layover
IAHAug 5 07:28
→SJOAug 5 10:11
UA 2448Boeing 737MAX 8 Passenger
18h 34m·3 stops
$213 USDBOSAug 4 06:05
→EWRAug 4 07:29
UA 1833Boeing 737MAX 9 Passenger
1h 1m layover
EWRAug 4 08:30
→CLEAug 4 10:08
UA 1833Boeing 737MAX 8 Passenger
5h 3m layover
CLEAug 4 15:11
→IAHAug 4 17:25
UA 1545Boeing 737MAX 9 Passenger
2h 32m layover
IAHAug 4 19:57
→SJOAug 4 22:39
UA 1055Boeing 737MAX 8 Passenger
15h 32m·3 stops
$223 USDBOSAug 4 06:05
→EWRAug 4 07:29
UA 1833Boeing 737MAX 9 Passenger
1h 1m layover
EWRAug 4 08:30
→CLEAug 4 10:08
UA 1833Boeing 737MAX 8 Passenger
2h 52m layover
CLEAug 4 13:00
→IAHAug 4 14:59
UA 1645Boeing 737
1h 56m layover
IAHAug 4 16:55
→SJOAug 4 19:37
UA 1280Boeing 737MAX 8 Passenger
18h 36m·1 stop
$270 USDBOSAug 4 17:35
→IAHAug 4 20:55
UA 1392Boeing 737
10h 33m layover·Overnight
IAHAug 5 07:28
→SJOAug 5 10:11
UA 2448Boeing 737MAX 8 Passenger
7h 33m·1 stop
$329 USDBOSAug 4 06:05
→EWRAug 4 07:29
UA 1833Boeing 737MAX 9 Passenger
52m layover
EWRAug 4 08:21
→SJOAug 4 11:38
UA 1080Boeing 737MAX 8 Passenger
8h 45m·1 stop
$329 USDBOSAug 4 15:54
→IAHAug 4 19:08
UA 1183Boeing 737MAX 8 Passenger
49m layover
IAHAug 4 19:57
→SJOAug 4 22:39
UA 1055Boeing 737MAX 8 Passenger
11h 24m·1 stop
$410 USDBOSAug 4 10:55
→EWRAug 4 12:23
UA 2394Boeing 737MAX 9 Passenger
4h 37m layover
EWRAug 4 17:00
→SJOAug 4 20:19
UA 1222Boeing 737MAX 8 Passenger
7h 49m·1 stop
$514 USDBOSAug 4 14:30
→EWRAug 4 16:02
UA 1076Boeing 737
58m layover
EWRAug 4 17:00
→SJOAug 4 20:19
UA 1222Boeing 737MAX 8 Passenger