Flights from Boston to San Jose, Costa Rica

Trip type

Our cheapest offers for flights from Boston to San Jose, Costa Rica

Here you can compare cheap flights from Boston (BOS) to San Jose, Costa Rica (SJO) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to San Jose, Costa Rica. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Boston
San Jose, Costa Rica
Outbound
05/16/26
1 Stopover (FLL)
NK1740, NK0335
07h 42min
Return
05/29/26
1 Stopover (FLL)
NK0338, NK0743
09h 28min
Spirit Airlines
$326
Best option
Boston
San Jose, Costa Rica
Outbound
05/16/26
1 Stopover (FLL)
NK1740, NK0335
07h 42min
Return
05/29/26
1 Stopover (FLL)
B60038, B60470
08h 34min
Spirit Airlines ?
$329
Boston
San Jose, Costa Rica
Please note: transfer for connecting flight
Outbound
03/28/26
1 Stopover (MIA)
NK3033, Q64005
11h 17min
Return
04/25/26
2 Stopovers (FLL, DTW)
NK0338, NK2212, NK3020
17h 26min
Spirit Airlines, Volaris Costa Rica
$397
Boston
San Jose, Costa Rica
Outbound
05/16/26
1 Stopover (FLL)
NK1740, NK0335
07h 42min
Return
05/29/26
1 Stopover (FLL)
NK0338, NK0743
09h 28min
Spirit Airlines
$337
Boston
San Jose, Costa Rica
Outbound
05/16/26
1 Stopover (MIA)
AA1397, AA1593
18h 47min
Return
05/29/26
1 Stopover (MIA)
AA0498, AA1054
16h 47min
American Airlines ?
$360
Boston
San Jose, Costa Rica
Outbound
05/16/26
1 Stopover (MIA)
AA1397, AA1593
18h 47min
Return
05/29/26
1 Stopover (MIA)
AA0498, AA1054
16h 47min
American Airlines ?
$470
Boston
San Jose, Costa Rica
Outbound
07/26/26
1 Stopover (FLL)
NK1740, NK0335
07h 47min
Return
08/05/26
1 Stopover (MCO)
B61696, B61952
09h 42min
Spirit Airlines ?
$494
Boston
San Jose, Costa Rica
Outbound
07/26/26
1 Stopover (SAL)
AV0445, AV0627
08h 50min
Return
08/05/26
1 Stopover (IAH)
UA1097, UA2393
12h 13min
Avianca ?
$500
Boston
San Jose, Costa Rica
Outbound
03/28/26
2 Stopovers (CLT, MIA)
AA2773, AA1990, AA0313
25h 02min
Return
04/25/26
3 Stopovers (LAX, DEN, ATL)
UA1553, UA0703, F91450, F93512
51h 45min
American Airlines ?
$518
Boston
San Jose, Costa Rica
Outbound
07/26/26
2 Stopovers (ORD, IAH)
UA1834, UA2665, UA2448
27h 56min
Return
08/05/26
2 Stopovers (IAH, EWR)
UA1097, UA1886, UA2433
15h 26min
United Airlines ?
$520
Prices based on recent searches, subject to last-minute changes
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Important flight information

Flight information: Boston - San Jose, Costa Rica

Roundtrip from $325.48
Distance 3826 km
Departure airport Airport Boston Logan International Airport, MA (BOS)
Arrival airport Airport San Jose, Costa Rica (SJO)
Destination country Flights to Costa Rica
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