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$389+ Cheap flights from Duluth to Portland (DLH - PDX)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
DLH — PDX
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
1 adult, Economy
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Cheap 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 December 15, 2025.

This United Airlines deal was found by Cheapflights users on 12/14. 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.
Mon 12/293:03 pmDLH - PDX
2 stops24h 17mUnited Airlines
Fri 1/210:52 pmPDX - DLH
2 stops13h 36mUnited Airlines
Deal found 12/14$1,066
This Delta deal was found by Cheapflights users on 12/13. 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.
Fri 12/264:10 pmDLH - PDX
1 stop6h 24mDelta
Mon 12/296:15 amPDX - DLH
1 stop7h 15mDelta
Deal found 12/13$1,068
This Delta deal was found by Cheapflights users on 12/14. 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.
Mon 12/294:10 pmDLH - PDX
1 stop6h 24mDelta
Fri 1/22:11 pmPDX - DLH
1 stop6h 41mDelta
Deal found 12/14$1,168

Find 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 December 15, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$389
(United Airlines)

Popular in

August

Cheapest in

February

Average price

$553
Provider with most accurate pricing for Duluth Intl-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for Duluth Intl-Portland flights.
Search Deals
From Duluth Intl to Portland
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($73 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($33 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 15, 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

Thu 1/8

3:05 pm-10:32 pm

1 stop9h 27m

Portland

Tue 1/13

8:30 am-9:59 pm

2 stops11h 29m

$389

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

Sat 2/7

7:40 am-9:49 pm

2 stops16h 09m

Portland

Wed 2/11

5:00 am-9:59 pm

2 stops14h 59m

$502

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

Mon 12/29

3:03 pm-1:20 pm

2 stops24h 17m

Portland

Fri 1/2

10:52 pm-2:28 pm

2 stops13h 36m

$1,066

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

Fri 12/26

4:10 pm-8:34 pm

1 stop6h 24m

$684

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

Mon 12/29

4:10 pm-8:34 pm

1 stop6h 24m

$844

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

Mon 12/29

3:03 pm-2:46 pm

3 stops25h 43m

$935

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/13

Compare providers for flights from Duluth to Portland

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Duluth to Portland in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Duluth-Portland flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Duluth-Portland flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Duluth-Portland flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Duluth-Portland flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Duluth-Portland flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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, May is the cheapest month in which you can book a flight from Duluth to Portland (average of $120). Flying from Duluth to Portland in August is currently the most expensive (average of $768). 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 December 15, 2025.

It’s optimal to fly from Duluth to Portland at noon. By choosing this option you can save up to 38% on the cost of your flight, compared to a flight in the afternoon.

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 December 15, 2025.
Read reviews from past customers who have flown Delta from Duluth to Portland. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,007 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

Food

7.3

Overall

7.9

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,007 reviews
Delta
7.9
Good
8,007 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

Food

7.3

Overall

7.9

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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.

  • How long is the flight from Duluth to Portland?

    A quick flight from Duluth to Portland can take about 9h 27m. United Airlines provides one of the quickest options available for as low as $389. The distance from Duluth to Portland is about 1446 mi.

  • What is the cheapest airline to fly from Duluth to Portland round-trip?

    Cheapflights users have booked flights from Duluth to Portland round-trip from $231. Delta is 44% 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, May is the cheapest month in which you can book a flight from Duluth to Portland (average of $120). Flying from Duluth to Portland in August is currently the most expensive (average of $768). 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 Portland?

Book flights to Portland if you plan to visit one of these locations
Vancouver
Seaside
Clackamas
Lincoln City
Longview
Lake Oswego
Beaverton
McMinnville
Hillsboro
Troutdale
Cannon Beach
Long Beach
Tigard
The Dalles
Depoe Bay
Stevenson
Wilsonville
Pacific City
Tillamook
Gresham

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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 December 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$231Average$365FlexibilityNo cancel feeOn-timeN/A

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