$328+ 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 10/22. Fares are subject to change and may not be available on all flights or dates of travel.
DLH — PDX
Oct 13 — Oct 201
Round-trip
1 adult, Economy
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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
Cheapest
Best
Last-minute
One-way
Cheapest flights from Duluth to PortlandExplore 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 September 13, 2026.
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 September 13, 2026.
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Thu 10/223:10 pm -
1 stop9h 13m
Tue 10/2711:30 pm -
1 stop9h 11m
Deal found 9/9![United Airlines logo]()
$328
This United Airlines deal was found by Cheapflights users on 9/12. 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 10/233:10 pm -
1 stop9h 13m
Mon 11/211:30 pm -
1 stop9h 11m
Deal found 9/12![United Airlines logo]()
$348
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Sat 11/73:06 pm -
1 stop9h 21m
Wed 11/112:34 pm -
1 stop6h 40m
Deal found 9/10![United Airlines logo]()
$418
This United Airlines deal was found by Cheapflights users on 9/12. 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 10/233:10 pm -
2 stops9h 43m
Tue 11/37:26 pm -
2 stops13h 15m
Deal found 9/12![United Airlines logo]()
$449
Best flights from Duluth to PortlandDiscover carefully curated flight deals from Duluth to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 13, 2026.
Discover carefully curated flight deals from Duluth to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 13, 2026.
This Delta deal was found by Cheapflights users on 9/10. 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.
Thu 1/144:15 pm -
1 stop6h 08m
Tue 1/196:15 am -
1 stop7h 29m
Deal found 9/10![Delta logo]()
$328
This United Airlines deal was found by Cheapflights users on 9/12. 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 10/233:10 pm -
2 stops9h 43m
Mon 11/27:26 pm -
2 stops13h 15m
Deal found 9/12![United Airlines logo]()
$359
This United Airlines deal was found by Cheapflights users on 9/11. 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 10/223:10 pm -
1 stop9h 13m
Tue 10/2711:30 pm -
1 stop9h 11m
Deal found 9/11![United Airlines logo]()
$418
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Sat 11/73:06 pm -
1 stop9h 21m
Wed 11/112:34 pm -
1 stop6h 40m
Deal found 9/9![United Airlines logo]()
$418
Last-minute flights from Duluth to PortlandDiscover last-minute flight deals from Duluth to Portland. Data last updated September 13, 2026 and is based on user searches.
Discover last-minute flight deals from Duluth to Portland. Data last updated September 13, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/12. 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 10/83:10 pm -
1 stop9h 13m
Mon 10/1211:30 pm -
1 stop9h 12m
Deal found 9/12![United Airlines logo]()
$479
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Wed 10/143:10 pm -
1 stop9h 13m
Sat 10/172:27 pm -
1 stop7h 12m
Deal found 9/9![United Airlines logo]()
$466
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Thu 10/223:10 pm -
1 stop9h 13m
Tue 10/2711:30 pm -
1 stop9h 11m
Deal found 9/9![United Airlines logo]()
$328
This United Airlines deal was found by Cheapflights users on 9/12. 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 10/233:10 pm -
1 stop9h 13m
Mon 11/211:30 pm -
1 stop9h 11m
Deal found 9/12![United Airlines logo]()
$348
This United Airlines deal was found by Cheapflights users on 9/12. 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 10/233:10 pm -
1 stop9h 13m
Tue 11/311:30 pm -
1 stop9h 11m
Deal found 9/12![United Airlines logo]()
$438
One-way flights from Duluth to PortlandSearch for one-way flight options from Duluth to Portland. Find affordable one-way fares based on user searches. Data last updated September 13, 2026.
Search for one-way flight options from Duluth to Portland. Find affordable one-way fares based on user searches. Data last updated September 13, 2026.
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Tue 10/133:10 pm -
1 stop9h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![United Airlines logo]()
$336
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 September 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $328 (Delta) |
Popular in | August |
Cheapest in | September |
Average price | $318 |
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 7,457,451 searches. Data last updated September 13, 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
Cheapest round-trip
Quickest round-trip
DuluthPortland
DLH Duluth Intl - PDX Portland
DLHPDX
Duluth Intl
Thu 1/14
4:15 pm-8:23 pm
1 stop6h 08m
Portland
Tue 1/19
6:15 am-3:44 pm
1 stop7h 29m
$328
DuluthPortland
DLH Duluth Intl - PDX Portland
DLHPDX
Duluth Intl
Fri 10/23
3:10 pm-10:53 pm
2 stops9h 43m
Portland
Mon 11/2
7:26 pm-10:41 am
2 stops13h 15m
$359
DuluthPortland
DLH Duluth Intl - PDX Portland
DLHPDX
Duluth Intl
Thu 10/22
3:10 pm-10:23 pm
1 stop9h 13m
Portland
Tue 10/27
11:30 pm-10:41 am
1 stop9h 11m
$418
DuluthPortland
DLH Duluth Intl - PDX Portland
DLHPDX
Duluth Intl
Sat 11/7
3:06 pm-10:27 pm
1 stop9h 21m
Portland
Wed 11/11
2:34 pm-11:14 pm
1 stop6h 40m
$418
DuluthPortland
DLH Duluth Intl - PDX Portland
DLHPDX
Duluth Intl
Tue 10/13
3:10 pm-2:27 pm
2 stops25h 17m
Portland
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$447
Sorted by cheapest first
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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
DLH-PDX
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 September 13, 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.
Entertainment
7.8
Boarding
8.1
Overall
7.8
Comfort
7.8
Crew
8.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentMary,Oct 2025
AMS - PDX
Entertainment
7.8
Boarding
8.1
Overall
7.8
Comfort
7.8
Crew
8.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentMary,Oct 2025
AMS - PDX
Entertainment
7.8
Boarding
8.1
Overall
7.8
Comfort
7.8
Crew
8.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentMary,Oct 2025
AMS - PDX
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.
Traveling to a place near Portland?
Book flights to Portland if you plan to visit one of these locationsBeaverton
Seaside
Lincoln City
Durham
Longview
Lake Oswego
Vancouver
Kelso
Troutdale
Clackamas
Cannon Beach
McMinnville
The Dalles
Wilsonville
Stevenson
Tillamook
Hillsboro
Astoria
Gresham
Silverton
Browse thousands of different options on Cheapflights for your next trip
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Complete your trip
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Duluth and Portland flights
Browse other Duluth and Portland flight options. Last updated on September 13, 2026.
Other flights from Duluth
Browse through other flights departing from Duluth. Flights are based on user searches made on Cheapflights and were last updated on September 13, 2026.
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Check out other popular destinations found by fellow travelers in 2026
Other flights to Portland
Explore flights to Portland departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 13, 2026.
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 7,457,451 searches. Data last updated September 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$263 | Average$466 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$318 | Average$517 | FlexibilityNo cancel fee | On-timeN/A |