Boston (BOS) to Liberia (LIR) flight deal from $140 USD in economy class

UAUnited Airlines

One Way•Economy

BOS

Logan International Airport

Boston, United States

LIR

Daniel Oduber Quirós International Airport

Liberia, Costa Rica

$208 USD

-33%$140 USD

Verified Nov 30, 2025 at 8:59 PM

January 2026

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

29 30 31 1$142 2$142 3$232 4$162 5$140 6$140 7$140 8$140 9$140 10$219 11$140 12$140 13$140 14$140 15$208 16$277 17$140 18$140 19$140 20$140 21$140 22$140 23$140 24$140 25$140 26$140 27$140 28$140 29$140 30$140 31$140 1$140

Good Availability

48% of dates checked are available within 10% of the lowest price

Saturday, January 10th, 2026

Outbound Flights

→

12h 32m·1 stop

$219 USD

BOSJan 10 07:05

→

IAHJan 10 10:53

UA 226Boeing 737

4h 12m layover

IAHJan 10 15:05

→

LIRJan 10 18:37

UA 1737Boeing 737

17h 23m·1 stop

$219 USD

BOSJan 10 19:21

→

EWRJan 10 20:59

UA 3607Embraer 175

10h 19m layover·Overnight

EWRJan 11 07:18

→

LIRJan 11 11:44

UA 1876Boeing 737MAX 9 Passenger

17h 22m·2 stops

$219 USD

BOSJan 10 19:22

→

IADJan 10 21:08

UA 2136Boeing 737

1h 32m layover

IADJan 10 22:40

→

EWRJan 10 23:59

UA 1997Boeing 737MAX 8 Passenger

7h 19m layover·Overnight

EWRJan 11 07:18

→

LIRJan 11 11:44

UA 1876Boeing 737MAX 9 Passenger

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