HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Portland

$160+ Cheap flights from Duluth to Portland (DLH - PDX)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/30. Fares are subject to change and may not be available on all flights or dates of travel.
DLH — PDX
juin 17 — juin 241
mar. 6/17
mar. 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Duluth to Portland with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Duluth to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Duluth (DLH) to Portland (PDX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated juin 12, 2025.

Round-trip from

$258
(Delta)

One-way from

$160
(United Airlines)

Popular in

September

Cheapest in

February

Average price

$424
From Duluth Intl to Portland
Search Deals
One-way flight from Duluth Intl to Portland
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($131 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

Find flight deals from Duluth to Portland

Cheapest flights from Duluth to Portland
Explore the most affordable flight options available from Duluth to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on juin 12, 2025.

This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/95:10 amDLH - PDX
1 stop7h 30mDelta
ven. 9/1212:40 amPDX - DLH
1 stop8h 23mDelta
Deal found 6/10$258
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 10/13:07 pmDLH - PDX
1 stop9h 23mUnited Airlines
sam. 10/411:59 pmPDX - DLH
1 stop8h 46mUnited Airlines
Deal found 6/10$392

Cheapflights Fare Finder

Customize your flight search to find flights from Duluth to Portland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated juin 12, 2025.
Use the filters below to find and compare flights from Duluth to Portland that are best for you.

Fly from

Duluth

Fly to

Portland

Route

Depart

Return

Price

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

mar. 9/9

5:10 am-10:40 am

1 stop7h 30m

Portland

ven. 9/12

12:40 am-11:03 am

1 stop8h 23m

$258

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

mer. 7/2

3:03 pm-10:29 pm

1 stop9h 26m

Portland

mar. 8/26

11:59 pm-10:45 am

1 stop8h 46m

$393

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

sam. 8/30

3:10 pm-10:25 pm

1 stop9h 15m

$160

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

mer. 7/16

5:15 am-3:56 pm

2 stops12h 41m

$180

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Best time to book a flight from Duluth to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Duluth with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Duluth to Portland

What is the cheapest month to book a flight from Duluth to Portland?

Currently, November is the cheapest month in which you can book a flight from Duluth to Portland (average of $277). Flying from Duluth to Portland in March is currently the most expensive (average of $368). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DLH to PDX?

Find hourly flight availability from Duluth to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated juin 12, 2025.

It’s optimal to fly from Duluth to Portland at noon. By choosing this option you can save up to 40% on the cost of your flight, compared to a flight in the afternoon.

Rainfall in Portland by month

Plan your trip to Portland by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Portland ranges from 0.7 - 5.6 inches per month. November is typically the wettest month, when rainfall can reach 5.6 in. July is typically the driest time to visit Portland when rainfall is around 0.7 in.

Temperature in Portland by month

Plan your trip to Portland by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Portland, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portland. Reviews last updated juin 12, 2025.
Peruse reviews from past customers who have flown with Delta and United Airlines from Duluth to Portland to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Duluth to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Duluth to Portland round-trip?

    Cheapflights users have booked flights from Duluth to Portland round-trip from $258. Another airline that can offer you cheap pricing is United Airlines. Delta is 38% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Duluth to Portland that include hotel bookings?

    Yes. In addition to deals on Duluth to Portland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Duluth to Portland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Duluth to Portland.

  • Can I find deals for business class flights from Duluth to Portland?

    Yes. Cheapflights offers flight deals from Duluth to Portland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Duluth to Portland?

    Currently, November is the cheapest month in which you can book a flight from Duluth to Portland (average of $277). Flying from Duluth to Portland in March is currently the most expensive (average of $368). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Duluth?

Book flights to Duluth if you plan to visit one of these locations
Seaside
Vancouver
Beaverton
Clackamas
Lincoln City
McMinnville
Lake Oswego
Hillsboro
Gresham
Astoria
Long Beach
Cannon Beach
Tigard
Longview
Hood River
Depoe Bay
Woodburn
Stevenson
Pacific City
Troutdale

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Duluth to Portland

See prices for flight routes from nearby airports that may be better suited for you.
Minneapolis to Portland flights
Minneapolis to Boise flights
Sioux Falls to Portland flights
Minneapolis to Eugene flights
Minneapolis to Redmond flights
Fargo to Portland flights
Minneapolis to Medford flights
Sioux Falls to Boise flights
Minneapolis to North Bend flights
Sioux Falls to Eugene flights
Fargo to Boise flights
Sioux Falls to Medford flights
Fargo to Medford flights
Rochester to Portland flights
Fargo to Eugene flights
Brainerd to Portland flights
Minneapolis to Pendleton flights
Bemidji to Portland flights
La Crosse to Portland flights
Sioux Falls to Yakima flights
La Crosse to Redmond flights
International Falls to Boise flights
Hibbing to Portland flights
Minneapolis to Yakima flights
Rochester to Boise flights

Top airline flying from Duluth to Portland

Discover the top airline that operate flights from Duluth to Portland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated juin 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$246Average$379FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.