Cheap Flights from Guanacaste from ฿9,525

View ฿9,525 flight on Tue, 7 Jul 2026Opens in a new window

Popular airlines from Guanacaste

  • American Airlines

  • United

  • JetBlue Airways

  • Delta

  • Alaska Airlines

  • Air Canada

  • Southwest Airlines

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 40% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheapest flights from Guanacaste

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, 7 Jul - Tue, 14 Jul
LIR
Liberia
YYZ
Toronto
฿17,935 Return, found 6 days ago
฿17,935
Return
found 6 days ago
Select United flight, departing Tue, 7 Jul from Liberia to Toronto, returning Tue, 14 Jul, priced at ฿17,935 found 6 days ago
United
Tue, 7 Jul - Tue, 14 Jul
LIR
Liberia
YYZ
Toronto
฿18,120 Return, found 6 days ago
฿18,120
Return
found 6 days ago
Select United flight, departing Tue, 7 Jul from Liberia to Toronto, returning Tue, 14 Jul, priced at ฿18,120 found 6 days ago
United
Thu, 9 Jul - Mon, 13 Jul
LIR
Liberia
BOS
Boston
฿18,950 Return, found 1 day ago
฿18,950
Return
found 1 day ago
Select United flight, departing Thu, 9 Jul from Liberia to Boston, returning Mon, 13 Jul, priced at ฿18,950 found 1 day ago
United
Thu, 9 Jul - Mon, 13 Jul
LIR
Liberia
BOS
Boston
฿18,980 Return, found 1 day ago
฿18,980
Return
found 1 day ago
Select United flight, departing Thu, 9 Jul from Liberia to Boston, returning Mon, 13 Jul, priced at ฿18,980 found 1 day ago
American Airlines
Thu, 9 Jul - Mon, 13 Jul
LIR
Liberia
BOS
Boston
฿19,010 Return, found 1 day ago
฿19,010
Return
found 1 day ago
Select American Airlines flight, departing Thu, 9 Jul from Liberia to Boston, returning Mon, 13 Jul, priced at ฿19,010 found 1 day ago
United
Thu, 9 Jul - Mon, 13 Jul
LIR
Liberia
BOS
Boston
฿19,135 Return, found 1 day ago
฿19,135
Return
found 1 day ago
Select United flight, departing Thu, 9 Jul from Liberia to Boston, returning Mon, 13 Jul, priced at ฿19,135 found 1 day ago
United
Thu, 9 Jul - Mon, 13 Jul
LIR
Liberia
BOS
Boston
฿19,165 Return, found 1 day ago
฿19,165
Return
found 1 day ago
Select United flight, departing Thu, 9 Jul from Liberia to Boston, returning Mon, 13 Jul, priced at ฿19,165 found 1 day ago
American Airlines
Thu, 9 Jul - Mon, 13 Jul
LIR
Liberia
BOS
Boston
฿19,195 Return, found 1 day ago
฿19,195
Return
found 1 day ago
Select American Airlines flight, departing Thu, 9 Jul from Liberia to Boston, returning Mon, 13 Jul, priced at ฿19,195 found 1 day ago
Delta
Thu, 9 Jul - Mon, 13 Jul
LIR
Liberia
BOS
Boston
฿28,965 Return, found 1 day ago
฿28,965
Return
found 1 day ago
Select Delta flight, departing Thu, 9 Jul from Liberia to Boston, returning Mon, 13 Jul, priced at ฿28,965 found 1 day ago
WestJet
Tue, 7 Jul - Tue, 14 Jul
LIR
Liberia
YYZ
Toronto
฿41,215 Return, found 6 days ago
฿41,215
Return
found 6 days ago
Select WestJet flight, departing Tue, 7 Jul from Liberia to Toronto, returning Tue, 14 Jul, priced at ฿41,215 found 6 days ago
*Available to Expedia members.