Flights to Southwest Idaho from Baltimore - ￥43,040

View ￥43,040 flight on Fri, Aug 1, 2025Opens in a new window

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Cheap Flights from Baltimore to Southwest Idaho (WAS-BOI)

Prices were available within the past 7 days and start at ￥43,040 for one-way flights and ￥44,400 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Fri, Aug 15 - Wed, Aug 20
DCA
Washington
BOI
Boise
￥44,400 Roundtrip, found 11 hours ago
￥44,400
Roundtrip
found 11 hours ago
Select American Airlines flight, departing Fri, Aug 15 from Washington to Boise, returning Wed, Aug 20, priced at ￥44,400 found 11 hours ago
Delta
Fri, Aug 15 - Wed, Aug 20
DCA
Washington
BOI
Boise
￥44,400 Roundtrip, found 11 hours ago
￥44,400
Roundtrip
found 11 hours ago
Select Delta flight, departing Fri, Aug 15 from Washington to Boise, returning Wed, Aug 20, priced at ￥44,400 found 11 hours ago
American Airlines
Fri, Aug 15 - Wed, Aug 20
DCA
Washington
BOI
Boise
￥48,700 Roundtrip, found 11 hours ago
￥48,700
Roundtrip
found 11 hours ago
Select American Airlines flight, departing Fri, Aug 15 from Washington to Boise, returning Wed, Aug 20, priced at ￥48,700 found 11 hours ago
American Airlines
Fri, Aug 15 - Wed, Aug 20
DCA
Washington
BOI
Boise
￥49,130 Roundtrip, found 11 hours ago
￥49,130
Roundtrip
found 11 hours ago
Select American Airlines flight, departing Fri, Aug 15 from Washington to Boise, returning Wed, Aug 20, priced at ￥49,130 found 11 hours ago
American Airlines
Fri, Aug 15 - Wed, Aug 20
DCA
Washington
BOI
Boise
￥53,430 Roundtrip, found 11 hours ago
￥53,430
Roundtrip
found 11 hours ago
Select American Airlines flight, departing Fri, Aug 15 from Washington to Boise, returning Wed, Aug 20, priced at ￥53,430 found 11 hours ago
United
Fri, Aug 15 - Wed, Aug 20
DCA
Washington
BOI
Boise
￥59,130 Roundtrip, found 11 hours ago
￥59,130
Roundtrip
found 11 hours ago
Select United flight, departing Fri, Aug 15 from Washington to Boise, returning Wed, Aug 20, priced at ￥59,130 found 11 hours ago
*Available to Expedia members.