Cheap American Airlines flights Porto (OPO) to Ontario (ONT)

Cheap American Airlines flights Porto (OPO) to Ontario (ONT)

Prices were available within the past 7 days and start at for one-way flights and $3,128 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Dec 22 - Mon, Jan 5

OPO

Porto

ONT

Ontario

$3,128 Roundtrip, found 3 days ago

$3,128

Roundtrip

found 3 days ago

Select American Airlines flight, departing Mon, Dec 22 from Porto to Ontario, returning Mon, Jan 5, priced at $3,128 found 3 days ago

Mon, Dec 22 - Mon, Jan 5

OPO

Porto

ONT

Ontario

$3,251 Roundtrip, found 3 days ago

$3,251

Roundtrip

found 3 days ago

Select American Airlines flight, departing Mon, Dec 22 from Porto to Ontario, returning Mon, Jan 5, priced at $3,251 found 3 days ago