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$243+ 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 6/26. Fares are subject to change and may not be available on all flights or dates of travel.
DLH — PDX
Apr 9 — Apr 161
Thu 4/9
Thu 4/16
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 March 10, 2026.

This United Airlines deal was found by Cheapflights users on 3/7. 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.
Thu 4/26:57 pm
DLH
-
PDX
1 stop7h 02m
United Airlines
Tue 4/711:59 pm
PDX
-
DLH
1 stop8h 40m
United Airlines
Deal found 3/7$298
This Delta deal was found by Cheapflights users on 3/7. 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 4/34:32 pm
DLH
-
PDX
1 stop5h 53m
Delta
Mon 4/611:15 pm
PDX
-
DLH
2 stops10h 41m
Delta
Deal found 3/7$304
This Delta deal was found by Cheapflights users on 3/7. 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.
Sat 4/44:32 pm
DLH
-
PDX
2 stops7h 47m
Delta
Thu 4/911:15 pm
PDX
-
DLH
2 stops10h 41m
Delta
Deal found 3/7$309
This United Airlines deal was found by Cheapflights users on 3/9. 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.
Fri 5/86:44 pm
DLH
-
PDX
1 stop7h 11m
United Airlines
Mon 5/1810:55 pm
PDX
-
DLH
1 stop9h 39m
United Airlines
Deal found 3/9$318
This United Airlines deal was found by Cheapflights users on 3/7. 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.
Wed 4/13:08 pm
DLH
-
PDX
2 stops11h 36m
United Airlines
Thu 4/910:56 pm
PDX
-
DLH
1 stop9h 43m
United Airlines
Deal found 3/7$322
This Delta deal was found by Cheapflights users on 3/7. 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 4/312:37 pm
DLH
-
PDX
1 stop7h 02m
Delta
Wed 4/811:15 pm
PDX
-
DLH
2 stops10h 41m
Delta
Deal found 3/7$358
This Delta deal was found by Cheapflights users on 3/7. 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.
Wed 4/14:32 pm
DLH
-
PDX
1 stop5h 53m
Delta
Thu 4/911:15 pm
PDX
-
DLH
2 stops10h 41m
Delta
Deal found 3/7$359
This Delta deal was found by Cheapflights users on 3/7. 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.
Sat 4/44:32 pm
DLH
-
PDX
2 stops8h 21m
Delta
Wed 4/811:15 pm
PDX
-
DLH
2 stops10h 41m
Delta
Deal found 3/7$363
This Delta deal was found by Cheapflights users on 3/7. 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 4/34:32 pm
DLH
-
PDX
1 stop5h 53m
Delta
Mon 4/612:30 am
PDX
-
DLH
1 stop13h 22m
Delta
Deal found 3/7$376
This United Airlines deal was found by Cheapflights users on 3/7. 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.
Thu 4/26:57 pm
DLH
-
PDX
1 stop7h 02m
United Airlines
Thu 4/92:30 pm
PDX
-
DLH
1 stop7h 59m
United Airlines
Deal found 3/7$378
This Delta deal was found by Cheapflights users on 3/7. 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.
Sat 4/44:32 pm
DLH
-
PDX
2 stops7h 47m
Delta
Mon 4/612:30 am
PDX
-
DLH
1 stop9h 26m
Delta
Deal found 3/7$382

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 March 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$298
(United Airlines)

One-way from

$243
(United Airlines)

Popular in

August

Cheapest in

July

Average price

$519
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
One-way flight from Duluth Intl to Portland
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($16 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
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 March 10, 2026.
Use the filters below to find and compare flights from Duluth to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

Wed 6/3

6:10 pm-11:53 pm

1 stop7h 43m

Portland

Wed 6/10

11:40 pm-10:43 am

1 stop9h 03m

$386

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

Thu 4/2

6:57 pm-11:59 pm

1 stop7h 02m

Portland

Tue 4/7

11:59 pm-10:39 am

1 stop8h 40m

$398

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

Sat 6/20

12:00 pm-3:58 pm

1 stop5h 58m

Portland

Fri 6/26

4:55 pm-11:38 pm

1 stop4h 43m

$435

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

Fri 7/10

6:10 pm-11:53 pm

1 stop7h 43m

Portland

Fri 7/17

11:40 pm-10:43 am

1 stop9h 03m

$452

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

Sat 4/4

3:08 pm-10:34 pm

1 stop9h 26m

Portland

Wed 4/8

11:59 pm-10:39 am

1 stop8h 40m

$452
Quickest round-trip

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

Fri 7/10

4:20 pm-8:15 pm

1 stop5h 55m

Portland

Fri 7/17

4:55 pm-11:38 pm

1 stop4h 43m

$483
Cheapest one-way

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

Fri 6/26

6:10 pm-11:53 pm

1 stop7h 43m

$243

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

Mon 6/29

12:00 pm-10:22 pm

2 stops12h 22m

$249
Quickest one-way

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

Wed 6/24

12:00 pm-3:58 pm

1 stop5h 58m

$264

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

Sat 6/27

12:00 pm-3:58 pm

1 stop5h 58m

$371

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/6

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Duluth-Portland flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.

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 March 10, 2026.
Read reviews from past customers who have flown Delta and United Airlines 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
8,276 reviews

Comfort

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

Overall

7.9

Boarding

8.1

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
8,276 reviews
Delta
7.9
Good
8,276 reviews

Comfort

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

Overall

7.9

Boarding

8.1

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.
United Airlines
7.4
Good
9,409 reviews
Delta
7.9
Good
8,276 reviews

Comfort

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

Overall

7.9

Boarding

8.1

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 5h 58m. United Airlines provides one of the quickest options available for as low as $435. The distance from Duluth to Portland is about 1446 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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 42% 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.

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
Hillsboro
Troutdale
Cannon Beach
Long Beach
McMinnville
Tigard
The Dalles
Beaverton
Depoe Bay
Wilsonville
Stevenson
Tillamook
Pacific City
Astoria

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Duluth to Portland

Discover the top 2 airlines 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 March 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$258Average$429FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$263Average$421FlexibilityNo cancel feeOn-time69%

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