American Airlines flights from Billings to Portland, OR
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1 Adult, Economy class
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$
Billings (BIL)to
Portland, OR (PDX)
12/31/25 - 01/07/26
Round trip
Economy
from
$414Fare subject to changes
Updated: 1 hour ago
Billings (BIL)to
Portland, OR (PDX)
12/25/25 - 01/01/26
Round trip
Economy
from
$417Fare subject to changes
Updated: 1 hour ago
Billings (BIL)to
Portland, OR (PDX)
12/24/25 - 12/31/25
Round trip
Economy
from
$452Fare subject to changes
Updated: 1 hour ago
Billings (BIL)to
Portland, OR (PDX)
12/30/25 - 01/06/26
Round trip
Economy
from
$519Fare subject to changes
Updated: 1 hour ago
Billings (BIL)to
Portland, OR (PDX)
01/01/26 - 01/08/26
Round trip
Economy
from
$584Fare subject to changes
Updated: 1 hour ago
Billings (BIL)to
Portland, OR (PDX)
12/22/25 - 12/29/25
Round trip
Economy
from
$647Fare subject to changes
Updated: 1 hour ago
Billings (BIL)to
Portland, OR (PDX)
12/29/25 - 01/05/26
Round trip
Economy
from
$693Fare subject to changes
Updated: 1 hour ago
Billings (BIL)to
Portland, OR (PDX)
12/23/25 - 12/30/25
Round trip
Economy
from
$737Fare subject to changes
Updated: 1 hour ago
*Fares displayed have been collected within the last 24hrs and may no longer be available at time of booking. Some fares listed may include one or more connections that are Basic Economy, which class is subject to additional terms and conditions. Modifying this information may result in a different fare. To find the most updated fare, please visit aa.com. Additional baggage fees and charges for optional products and services may apply.
