Popular airlines from Washington to La Asuncion
Delta
United
Air Canada
American Airlines
Copa
Cheap Flights from Washington to La Asuncion (WAS-SJO)
Prices were available within the past 7 days and start at ￥19,490 for one-way flights and ￥47,550 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.
Wed, Jul 30 - Sun, Aug 3
IAD
Washington
SJO
San José
￥47,550 Roundtrip, found 6 days ago
￥47,550
Roundtrip
found 6 days ago
Sun, Jan 4 - Sat, Jan 10
IAD
Washington
SJO
San José
￥48,190 Roundtrip, found 1 day ago
￥48,190
Roundtrip
found 1 day ago
Sun, Jan 4 - Mon, Jan 12
IAD
Washington
SJO
San José
￥49,920 Roundtrip, found 1 day ago
￥49,920
Roundtrip
found 1 day ago
Sun, Jan 4 - Mon, Jan 12
IAD
Washington
SJO
San José
￥51,910 Roundtrip, found 1 day ago
￥51,910
Roundtrip
found 1 day ago
Sun, Jan 4 - Sat, Jan 10
BWI
Baltimore
SJO
San José
￥73,890 Roundtrip, found 1 day ago
￥73,890
Roundtrip
found 1 day ago
Sun, Jan 4 - Sat, Jan 10
BWI
Baltimore
SJO
San José
￥82,090 Roundtrip, found 1 day ago
￥82,090
Roundtrip
found 1 day ago
Find the cheapest month to fly from Washington (WAS) to San José (SJO)
September is typically the cheapest month to fly
From ￥31,600 - ￥48,426 per traveler.
Graph displaying average flight prices per month
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