Southwest® flights from Long Island/Islip MacArthur to Costa Rica
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Popular flight deals and low fares from Long Island/Islip MacArthur
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Long Island/Islip MacArthur (ISP)to
San Jose, Costa Rica (SJO)Depart: 07/21/2026
From
$442
Seen: 6 hrs ago
One-way
Choice
Long Island/Islip MacArthur (ISP)to
Liberia, Costa Rica (LIR)Depart: 07/23/2026
From
$706
Seen: 23 hrs ago
One-way
Choice
*Fares displayed have been collected within the last 24 hours and may no longer be available at time of booking. Additional fees and charges for optional products and services may apply. Modifying this information may result in a different fare. To find the most updated fare, please visit Southwest.com. Fares listed are Basic, which are subject to additional terms and conditions.
Shop more flights from Long Island/Islip MacArthur
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From | To | Fare Type | Dates | Price |
|---|---|---|---|---|
| Long Island/Islip MacArthur (ISP) | San Jose, Costa Rica (SJO) | One-way / Basic | Depart: 08/27/2026 | From $229 Seen: 23 hrs ago |
| Long Island/Islip MacArthur (ISP) | Liberia, Costa Rica (LIR) | One-way / Choice | Depart: 01/16/2027 | From $592 Seen: 48 minutes ago |
*Fares displayed have been collected within the last 24 hours and may no longer be available at time of booking. Additional fees and charges for optional products and services may apply. Modifying this information may result in a different fare. To find the most updated fare, please visit Southwest.com. Fares listed are Basic, which are subject to additional terms and conditions.
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