Get United's best fares today on flights from Washington, D.C. to Costa Rica starting at $446

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Search flights from Washington, D.C. (IAD) to Costa Rica

Washington, D.C. (IAD) to Liberia (Costa Rica) (LIR)

Depart: 06/26/19,
Return: 07/10/19
from$ 446*Viewed: 6 hours ago

Washington, D.C. (WAS) to San Jose, CR (SJO)

Depart: 06/11/19,
Return: 06/25/19
from$ 462*Viewed: 7 hours ago

Washington, D.C. (WAS) to Liberia (Costa Rica) (LIR)

Depart: 06/26/19,
Return: 07/10/19
from$ 446*Viewed: 7 hours ago

Washington, D.C. (IAD) to San Jose, CR (SJO)

Depart: 06/07/19,
Return: 06/21/19
from$ 462*Viewed: 55 minutes ago
*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

Plan ahead and get the best flights from Washington, D.C. (IAD) to Costa Rica

from
to
Type
Dates
Price*
Washington, D.C. (WAS)
to Liberia (Costa Rica) (LIR)
Roundtrip
Depart: 06/10/19
Return: 06/17/19
from$ 446*Viewed: 7 hours ago
Washington, D.C. (IAD)
to Liberia (Costa Rica) (LIR)
Roundtrip
Depart: 06/10/19
Return: 06/17/19
from$ 446*Viewed: 6 hours ago
Washington, D.C. (IAD)
to San Jose, CR (SJO)
Roundtrip
Depart: 05/27/19
Return: 06/03/19
from$ 462*Viewed: 55 minutes ago
Washington, D.C. (WAS)
to San Jose, CR (SJO)
Roundtrip
Depart: 05/27/19
Return: 06/03/19
from$ 462*Viewed: 7 hours ago
*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.