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Cheap flights from Duluth to Portland from $278

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Duluth to Portland departing on 8/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Duluth to Portland

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
4:15 pm - 7:43 pm
DLH
-
PDX
5h 28m
1 stop
Delta Logo
3:10 pm - 10:48 pm
PDX
-
DLH
5h 38m
1 stop
$318Delta
Fri, Oct 16 - Tue, Oct 27
Delta Logo
4:15 pm - 7:43 pm
DLH
-
PDX
5h 28m
1 stop
Delta Logo
3:10 pm - 10:48 pm
PDX
-
DLH
5h 38m
1 stop
$328Delta
Fri, Oct 16 - Tue, Oct 27
United Airlines Logo
6:00 am - 11:33 am
DLH
-
PDX
7h 33m
1 stop
United Airlines Logo
2:27 pm - 11:22 pm
PDX
-
DLH
6h 55m
1 stop
$408United Airlines
Tue, Oct 20 - Sat, Oct 24
United Airlines Logo
6:00 am - 11:33 am
DLH
-
PDX
7h 33m
1 stop
United Airlines Logo
8:25 am - 11:22 pm
PDX
-
DLH
12h 57m
2 stops
$414United Airlines
Tue, Oct 20 - Sat, Oct 24
United Airlines Logo
7:45 am - 8:10 pm
DLH
-
PDX
14h 25m
2 stops
United Airlines Logo
8:40 am - 11:22 pm
PDX
-
DLH
12h 42m
2 stops
$419United Airlines
Tue, Oct 20 - Sat, Oct 24
Delta Logo
4:15 pm - 7:43 pm
DLH
-
PDX
5h 28m
1 stop
Delta Logo
9:40 am - 10:48 pm
PDX
-
DLH
11h 08m
2 stops
$427Delta
Fri, Oct 16 - Tue, Oct 27
Delta Logo
4:15 pm - 7:43 pm
DLH
-
PDX
5h 28m
1 stop
Delta Logo
11:10 am - 10:48 pm
PDX
-
DLH
9h 38m
2 stops
$437Delta
Fri, Oct 16 - Tue, Oct 27
United Airlines Logo
6:10 pm - 12:02 am
DLH
-
PDX
7h 52m
1 stop
United Airlines Logo
7:11 am - 5:34 pm
PDX
-
DLH
8h 23m
1 stop
$457United Airlines
Tue, Nov 10 - Sat, Nov 14
United Airlines Logo
6:00 am - 11:33 am
DLH
-
PDX
7h 33m
1 stop
United Airlines Logo
8:25 am - 11:22 pm
PDX
-
DLH
12h 57m
2 stops
$463United Airlines
Tue, Oct 13 - Sat, Oct 17
United Airlines Logo
7:45 am - 8:10 pm
DLH
-
PDX
14h 25m
2 stops
United Airlines Logo
7:49 pm - 10:44 am
PDX
-
DLH
12h 55m
2 stops
$468United Airlines
Fri, Oct 16 - Tue, Oct 27

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Delta flights from Duluth to Portland

Our best Delta deals on Duluth to Portland flight tickets
Delta
Oct 16
DLH4:15 pmDuluth Intl
5h 28m
1 stop
PDX7:43 pmPortland
Oct 27
PDX3:10 pmPortland
5h 38m
1 stop
DLH10:48 pmDuluth Intl
$318
Delta
Oct 16
DLH4:15 pmDuluth Intl
5h 28m
1 stop
PDX7:43 pmPortland
Oct 27
PDX3:10 pmPortland
5h 38m
1 stop
DLH10:48 pmDuluth Intl
$328
Delta
Oct 16
DLH4:15 pmDuluth Intl
5h 28m
1 stop
PDX7:43 pmPortland
Oct 27
PDX9:40 amPortland
11h 08m
2 stops
DLH10:48 pmDuluth Intl
$427

United Airlines flights from Duluth to Portland

Our best United Airlines deals on Duluth to Portland flight tickets
United Airlines
Sep 30
DLH6:00 amDuluth Intl
7h 33m
1 stop
PDX11:33 amPortland
Oct 4
PDX2:27 pmPortland
6h 55m
1 stop
DLH11:22 pmDuluth Intl
$407
United Airlines
Oct 20
DLH6:00 amDuluth Intl
7h 33m
1 stop
PDX11:33 amPortland
Oct 24
PDX2:27 pmPortland
6h 55m
1 stop
DLH11:22 pmDuluth Intl
$408
United Airlines
Oct 20
DLH6:00 amDuluth Intl
7h 33m
1 stop
PDX11:33 amPortland
Oct 24
PDX8:25 amPortland
12h 57m
2 stops
DLH11:22 pmDuluth Intl
$414

momondo 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, momondo users made 832,500 searches. Data last updated June 15, 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
Quickest round-trip

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

Fri 10/16

4:15 pm-7:43 pm

1 stop5h 28m

Portland

Tue 10/27

3:10 pm-10:48 pm

1 stop5h 38m

$318

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

Fri 10/16

4:15 pm-7:43 pm

1 stop5h 28m

Portland

Tue 10/27

3:10 pm-10:48 pm

1 stop5h 38m

$328

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

Tue 10/20

6:00 am-11:33 am

1 stop7h 33m

Portland

Sat 10/24

2:27 pm-11:22 pm

1 stop6h 55m

$408

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

Tue 10/20

6:00 am-11:33 am

1 stop7h 33m

Portland

Sat 10/24

8:25 am-11:22 pm

2 stops12h 57m

$414

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

Tue 10/20

7:45 am-8:10 pm

2 stops14h 25m

Portland

Sat 10/24

8:40 am-11:22 pm

2 stops12h 42m

$419

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

Fri 10/16

4:15 pm-7:43 pm

1 stop5h 28m

Portland

Tue 10/27

9:40 am-10:48 pm

2 stops11h 08m

$427

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

Fri 10/16

4:15 pm-7:43 pm

1 stop5h 28m

Portland

Tue 10/27

11:10 am-10:48 pm

2 stops9h 38m

$437

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

Tue 11/10

6:10 pm-12:02 am

1 stop7h 52m

Portland

Sat 11/14

7:11 am-5:34 pm

1 stop8h 23m

$457

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

Tue 10/13

6:00 am-11:33 am

1 stop7h 33m

Portland

Sat 10/17

8:25 am-11:22 pm

2 stops12h 57m

$463

DuluthPortland

DLH - PDX

DLHPDX

Duluth Intl

Fri 10/16

7:45 am-8:10 pm

2 stops14h 25m

Portland

Tue 10/27

7:49 pm-10:44 am

2 stops12h 55m

$468

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Duluth to Portland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Duluth and Portland?

What is the cheapest month to fly to Portland?

The cheapest month to fly to Portland from Duluth is in December. Flight prices, which tend to average around $0, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in December, then you should wait until February to fly from Duluth, when ticket prices are also cheap, with an average price of $0.

Can stopping save me money on Duluth to Portland flights?

You could potentially save up to 40% on your flight if you consider stops on a Duluth to Portland flight.

When to book flights from Duluth to Portland

Are you open to changing your travel dates? Check out the ideal times to fly from Duluth to Portland according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Duluth to Portland (DLH to PDX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Duluth to Portland

Fastest flight time

5h 28m

Direct flights

None
The fastest flight from Duluth to Portland takes 5h 28m
There are no direct flights from Duluth to Portland. There are no popular flight routes from Duluth to Portland.
Search flight deals

Frequently asked questions about flying from Duluth to Portland

  • How far is Duluth Intl to Portland by plane?

    There are 1455.5 mi between Duluth Intl and Portland. 5h 28m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Duluth Intl Airport to Portland Airport?

    Prices for flights from Duluth Intl Airport to Portland Airport refresh daily.

  • How many operators does momondo search for flights from Duluth Intl Airport to Portland Airport?

  • How old do you have to be to fly from Duluth Intl Airport to Portland Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Duluth Intl Airport to Portland Airport.

  • What documentation or ID do you need to fly to Portland Airport?

    The necessary travel and health documents for your Portland Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Duluth to Portland?

Best airlines flying from Duluth to Portland

Compare and see reviews for airlines that fly from Duluth to Portland with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $258Free CancellationRating
7.9
8,403 reviews
Search Delta flights
United AirlinesPriceFrom $263Free CancellationRating
7.4
9,818 reviews
Search United Airlines flights

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Lincoln City
Seaside
Cannon Beach
Vancouver
Salem
Astoria
Long Beach
Rockaway Beach
Beaverton
Depoe Bay
Hillsboro
Tigard
Longview
Hood River
Newberg
Troutdale
Clackamas
The Dalles
Gresham
McMinnville

Why use momondo?

Why should I use momondo to find a flight deal from Duluth to Portland?

It is quick and easy to find Duluth to Portland flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Portland that suits you.

Can I find flights from Duluth to Portland with flexible booking policies on momondo?

Flights from Duluth to Portland with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Duluth to Portland?

Once all potential Duluth to Portland flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Duluth to Portland right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Portland, momondo offers a useful price alert feature which will track prices for flights to Portland from Duluth and alert you when they change.

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