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Washington DC monuments and Capitol
IAD
Washington
Ontario California aerial with San Gabriel Mountains
ONT
Ontario

Washington → Ontario

Southwest Airlines · Round Trip · Nonstop

Save $188 (41% off)
Compared to the typical price of $460
$272$460

per person · round trip

Book This Deal

Flight Details

Cabin
Economy
Departs
Apr 21, 2026
Returns
Apr 23, 2026

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