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

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

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

As of October 2025, there is 1 operator available to choose from for flights from Portland Airport to Duluth Intl Airport.

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

What documentation or ID do you need to fly to Duluth Intl Airport?

The required travel and health documents for your Duluth Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Duluth Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$374 Cheap Flights from Portland to Duluth in 2025/26

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

Prices are currently low for flights on this route. Typical prices usually range from $409 to $442. The lowest price recently found on this route was $374.

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Find the cheapest flights from Portland, Maine to Duluth

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:40 pm - 9:59 pmPWM-DLH

6h 19m1 stop

3:06 pm - 9:50 pmDLH-PWM

5h 44m1 stop

$374United Airlines

Find Deal

Wed, Nov 12 - Sat, Nov 15

4:40 pm - 9:59 pmPWM-DLH

6h 19m1 stop

11:14 am - 11:17 pmDLH-PWM

11h 03m2 stops

$379United Airlines

Find Deal

Wed, Nov 12 - Sat, Nov 15

6:00 am - 2:31 pmPWM-DLH

9h 31m2 stops

11:14 am - 11:17 pmDLH-PWM

11h 03m2 stops

$384United Airlines

Find Deal

Wed, Nov 12 - Sat, Nov 15

4:40 pm - 9:59 pmPWM-DLH

6h 19m1 stop

3:06 pm - 9:50 pmDLH-PWM

5h 44m1 stop

$419United Airlines

Find Deal

Wed, Nov 12 - Sat, Nov 15

5:30 am - 3:24 pmPWM-DLH

10h 54m2 stops

12:00 pm - 11:05 pmDLH-PWM

10h 05m2 stops

$579Delta

Find Deal

Tue, Mar 10 - Wed, Mar 11

5:45 am - 10:44 amPWM-DLH

5h 59m1 stop

11:26 am - 11:11 pmDLH-PWM

10h 45m2 stops

$592United Airlines

Find Deal

Tue, Mar 10 - Wed, Mar 11

5:45 am - 10:44 amPWM-DLH

5h 59m1 stop

3:14 pm - 9:24 pmDLH-PWM

5h 10m1 stop

$656United Airlines

Find Deal

Tue, Mar 10 - Wed, Mar 11

5:45 am - 10:44 amPWM-DLH

5h 59m1 stop

3:14 pm - 9:24 pmDLH-PWM

5h 10m1 stop

$719United Airlines

Find Deal

Tue, Mar 10 - Wed, Mar 11

4:48 pm - 10:52 pmPWM-DLH

7h 04m2 stops

11:55 am - 10:50 pmDLH-PWM

9h 55m2 stops

$3,193Delta

Find Deal

Sat, Dec 20 - Fri, Dec 26

United Airlines flights from Portland, Maine to Duluth

Our best United Airlines deals on Portland, Maine to Duluth flight tickets

United Airlines

Nov 12

PWM4:40 pmPortland

6h 19m

1 stop

DLH9:59 pmDuluth Intl

Nov 15

DLH3:06 pmDuluth Intl

5h 44m

1 stop

PWM9:50 pmPortland

$374

Find similar

United Airlines

Nov 12

PWM4:40 pmPortland

6h 19m

1 stop

DLH9:59 pmDuluth Intl

Nov 15

DLH11:14 amDuluth Intl

11h 03m

2 stops

PWM11:17 pmPortland

$379

Find similar

United Airlines

Nov 12

PWM6:00 amPortland

9h 31m

2 stops

DLH2:31 pmDuluth Intl

Nov 15

DLH11:14 amDuluth Intl

11h 03m

2 stops

PWM11:17 pmPortland

$384

Find similar

Delta flights from Portland, Maine to Duluth

Our best Delta deals on Portland, Maine to Duluth flight tickets

Delta

Mar 10

PWM5:30 amPortland

10h 54m

2 stops

DLH3:24 pmDuluth Intl

Mar 11

DLH12:00 pmDuluth Intl

10h 05m

2 stops

PWM11:05 pmPortland

$579

Find similar

Delta

Dec 20

PWM4:48 pmPortland

7h 04m

2 stops

DLH10:52 pmDuluth Intl

Dec 26

DLH11:55 amDuluth Intl

9h 55m

2 stops

PWM10:50 pmPortland

$3,193

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PortlandDuluth

PWM - DLH

PWMDLH

Portland

Wed 11/12

4:40 pm-9:59 pm

1 stop6h 19m

Duluth Intl

Sat 11/15

3:06 pm-9:50 pm

1 stop5h 44m

$374

PortlandDuluth

PWM - DLH

PWMDLH

Portland

Wed 11/12

4:40 pm-9:59 pm

1 stop6h 19m

Duluth Intl

Sat 11/15

11:14 am-11:17 pm

2 stops11h 03m

$379

PortlandDuluth

PWM - DLH

PWMDLH

Portland

Wed 11/12

6:00 am-2:31 pm

2 stops9h 31m

Duluth Intl

Sat 11/15

11:14 am-11:17 pm

2 stops11h 03m

$384

PortlandDuluth

PWM - DLH

PWMDLH

Portland

Wed 11/12

4:40 pm-9:59 pm

1 stop6h 19m

Duluth Intl

Sat 11/15

3:06 pm-9:50 pm

1 stop5h 44m

$419

PortlandDuluth

PWM - DLH

PWMDLH

Portland

Tue 3/10

5:30 am-3:24 pm

2 stops10h 54m

Duluth Intl

Wed 3/11

12:00 pm-11:05 pm

2 stops10h 05m

$579

PortlandDuluth

PWM - DLH

PWMDLH

Portland

Tue 3/10

5:45 am-10:44 am

1 stop5h 59m

Duluth Intl

Wed 3/11

11:26 am-11:11 pm

2 stops10h 45m

$592

PortlandDuluth

PWM - DLH

PWMDLH

Portland

Tue 3/10

5:45 am-10:44 am

1 stop5h 59m

Duluth Intl

Wed 3/11

3:14 pm-9:24 pm

1 stop5h 10m

$656

PortlandDuluth

PWM - DLH

PWMDLH

Portland

Tue 3/10

5:45 am-10:44 am

1 stop5h 59m

Duluth Intl

Wed 3/11

3:14 pm-9:24 pm

1 stop5h 10m

$719

PortlandDuluth

PWM - DLH

PWMDLH

Portland

Sat 12/20

4:48 pm-10:52 pm

2 stops7h 04m

Duluth Intl

Fri 12/26

11:55 am-10:50 pm

2 stops9h 55m

$3,193

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Portland, Maine to Duluth

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 Portland, Maine and Duluth?

What is the cheapest day to depart on your flight to Duluth?

The cheapest day to depart from Portland, Maine to Duluth is on a Saturday when prices can be found for as low as $376. On the other hand, Sunday is the most expensive day to depart from Portland, Maine because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $636.

What is the cheapest time of day to depart on your flight to Duluth?

Flying to Duluth from Portland, Maine in the morning is the least expensive time of day to depart. momondo users have found prices as low as $444 when looking at flights departing in the morning. In contrast, the most expensive time of day to depart to Duluth is in the afternoon when prices are around $641.

When to book flights from Portland, Maine to Duluth

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

Estimated round-trip price

Cheap Portland, Maine to Duluth (PWM to DLH) flight deals and tips

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

Direct flights	None

There are no direct flights from Portland, Maine to Duluth. There are no popular flight routes from Portland, Maine to Duluth.

Search flight deals

How far is Portland to Duluth Intl by plane?
There are 1080.6 mi between Portland and Duluth Intl. 5h 59m is a normal flight duration for this route.
When did momondo last update prices for flights from Portland Airport to Duluth Intl Airport?
Prices for flights from Portland Airport to Duluth Intl Airport refresh daily.
How many operators does momondo search for flights from Portland Airport to Duluth Intl Airport?
As of October 2025, there is 1 operator available to choose from for flights from Portland Airport to Duluth Intl Airport.
How old do you have to be to fly from Portland Airport to Duluth Intl 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 Portland Airport to Duluth Intl Airport.
What documentation or ID do you need to fly to Duluth Intl Airport?
The required travel and health documents for your Duluth Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Duluth Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Portland, Maine to Duluth?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Portland, Maine to Duluth is United Airlines (100% of total bookings).

Best airlines flying from Portland, Maine to Duluth

Compare and see reviews for airlines that fly from Portland, Maine to Duluth with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $340	Free Cancellation	Rating 7.4 8,982 reviews		Search United Airlines flights

Two Harbors

Hayward

Superior

Cloquet

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

Finding the right flight to Duluth from Portland is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Duluth quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for Portland to Duluth flights to just show those with flexible booking policies.

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

Once you have performed a search for Portland to Duluth flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Duluth from Portland are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.