Flights to Ontario from Seattle S$92~

Cheap Flights from Seattle to Ontario (SEA-QLA)

Prices were available within the past 7 days and start at S$92 for one-way flights and S$235 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, 12 Dec - Sun, 12 Jan

SEA

Seattle

ONT

Ontario

S$235 Return, found 6 days ago

S$235

Return

found 6 days ago

Select Delta flight, departing Thu, 12 Dec from Seattle to Ontario, returning Sun, 12 Jan, priced at S$235 found 6 days ago

Thu, 23 Jan - Mon, 3 Feb

SEA

Seattle

ONT

Ontario

S$239 Return, found 1 day ago

S$239

Return

found 1 day ago

Select Delta flight, departing Thu, 23 Jan from Seattle to Ontario, returning Mon, 3 Feb, priced at S$239 found 1 day ago

Fri, 3 Jan - Tue, 14 Jan

SEA

Seattle

ONT

Ontario

S$246 Return, found 1 day ago

S$246

Return

found 1 day ago

Select Delta flight, departing Fri, 3 Jan from Seattle to Ontario, returning Tue, 14 Jan, priced at S$246 found 1 day ago

Tue, 31 Dec - Tue, 7 Jan

SEA

Seattle

SNA

Orange County

S$260 Return, found 23 hours ago

S$260

Return

found 23 hours ago

Select United flight, departing Tue, 31 Dec from Seattle to Orange County, returning Tue, 7 Jan, priced at S$260 found 23 hours ago

Thu, 12 Dec - Sun, 12 Jan

SEA

Seattle

ONT

Ontario

S$262 Return, found 6 days ago

S$262

Return

found 6 days ago

Select Delta flight, departing Thu, 12 Dec from Seattle to Ontario, returning Sun, 12 Jan, priced at S$262 found 6 days ago

Fri, 3 Jan - Mon, 13 Jan

SEA

Seattle

ONT

Ontario

S$273 Return, found 1 day ago

S$273

Return

found 1 day ago

Select Delta flight, departing Fri, 3 Jan from Seattle to Ontario, returning Mon, 13 Jan, priced at S$273 found 1 day ago