Find Frontier Airlines(F9) flights from Portland to Baltimore

At the moment, you can catch a nonstop flight from Portland to Baltimore with the following airlines, including: Delta Air Lines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Portland to Baltimore is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

The cheapest months to fly from Portland to Baltimore is October, when demand for travel is lower.

After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Portland to Baltimore on December 5, 2025 with Alaska Airlines, with prices starting at TRY 9,659.

You can land at any one of the following hubs in Baltimore, with Portland International Airport to Baltimore/Washington International Airport (PDX-BWI) is by far the most common option on this route: Baltimore/Washington International Airport (BWI).

The time difference between Baltimore and Portland is 3h.

Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.