Cheap Flights from Portland to Duluth from SEK 2,818

Frequently Asked Questions

• What are the cheapest flights from Portland to Duluth (PWM-DLH)?

  Based on Trip.com data, United Airlines offers one-way fares as low as SEK 2,818 on Cheapest nonstop routes (e.g. PWM to DLH on Tue, Jan 20), while United Airlines offers Cheapest nonstop round-trips from SEK 8,469 departing on Sun, Dec 21 and returning on Thu, Dec 25.

• When is the best time to book flights from Portland to Duluth?

  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 Duluth 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.

• How can I find the best deals on flights from Portland to Duluth?

  To find best deals on flights from Portland to Duluth, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Tue, Jan 20, with one-way flights priced at just SEK 2,818.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is United Airlines.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Duluth travel is around November.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from Portland (PWM) to Duluth (DLH) the cheapest?

  The cheapest months to fly from Portland to Duluth is September, when demand for travel is lower.

• Which upcoming date is cheapest to fly from Portland to Duluth on?

  After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Portland to Duluth on December 21, 2025 with United Airlines, with prices starting at SEK 8,468.

• Is there any time difference between Portland and Duluth?

  The time difference between Duluth and Portland is 1h.

• How do I change or cancel my ticket from Portland to Duluth?

  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.