$161 Cheap Delta flights Duluth (DLH) to Portland (PDX)

Scoring cheap one-way Delta Air Lines flights from DLH to PDX from $161 on Expedia is easy — just filter by “Price (lowest to highest).” Alternatively, check out our affordable round-trip fares from $284 for your next exciting vacation.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Delta Air Lines flights to Portland are often more affordable in the low-season months of January and December. Whether you’re searching for a one-way or round-trip ticket, you could land a better deal then.

Look for affordable Delta Air Lines flights from Duluth Intl. Airport (DLH) to Portland Intl. Airport (PDX) one to three months ahead of your day of departure. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. No matter the fare class and journey, the ideal day to book a domestic flight is usually Sunday and the most expensive day is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

To see if there’s a direct trip from DLH to PDX with Delta Air Lines or other carriers, check the “Nonstop” filter when browsing for flights.

Search Delta Air Lines’s earliest flights from DLH to PDX by checking our “Early Morning” and “Morning” filters. Not only will you arrive at your destination sooner, early departures also experience 20% fewer cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Get on a Delta Air Lines flight from Duluth Intl. Airport (DLH) to Portland, and you’ll likely land at Portland Intl. Airport (PDX). This is the airline’s primary hub in this city.

With an excellent in-flight experience and a rewarding loyalty program, Delta Air Lines is a favorite for many passengers heading from DLH to PDX. What’s more, if you’re a Delta SkyMiles and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can be spent on future travel.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Depending on the type of ticket you purchased, a fee will generally apply if you change or cancel your booking more than 24 hours after it has been confirmed. To find flexible plane tickets, select our “Changes included” and “No cancel fee” boxes when searching for flights. For more details on canceling or modifying your reservation, go to “Trips,” select your flight and tick “Manage Booking.”