Ontario California aerial with San Gabriel Mountains
ONT
Ontario
Seattle skyline with Space Needle and Mount Rainier
SEA
Seattle

Ontario → Seattle

Alaska Airlines · Round Trip · Nonstop

Save $19 (10% off)
Compared to the typical price of $183
$164$183

per person · round trip

Book This Deal

Flight Details

Cabin
Economy
Departs
May 1, 2026
Returns
May 5, 2026

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