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

Prices for flights from Philadelphia Airport to Duluth Intl Airport were last updated today.

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

There are 2 operators available for flights from Philadelphia Airport to Duluth Intl Airport as of December 2025.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Philadelphia 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.

$52 Cheap Flights from Philadelphia to Duluth in 2025/26

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Find the cheapest flights from Philadelphia to Duluth

Round-trip

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Cheap round-trip flights

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6:00 am - 11:31 am

PHL

DLH

6h 31m1 stop

4:14 pm - 11:44 pm

DLH

PHL

6h 30m1 stop

$248Delta

Wed, Feb 25 - Wed, Mar 4

11:27 am - 3:32 pm

PHL

DLH

5h 05m1 stop

8:00 am - 7:25 pm

DLH

PHL

10h 25m2 stops

$254Delta

Wed, Feb 25 - Wed, Mar 4

6:00 am - 11:31 am

PHL

DLH

6h 31m1 stop

4:14 pm - 11:44 pm

DLH

PHL

6h 30m1 stop

$268Delta

Wed, Feb 25 - Wed, Mar 4

11:27 am - 3:32 pm

PHL

DLH

5h 05m1 stop

8:00 am - 7:25 pm

DLH

PHL

10h 25m2 stops

$274Delta

Wed, Feb 25 - Wed, Mar 4

9:41 am - 3:32 pm

PHL

DLH

6h 51m2 stops

8:00 am - 7:25 pm

DLH

PHL

10h 25m2 stops

$294Delta

Wed, Feb 25 - Wed, Mar 4

9:41 am - 3:32 pm

PHL

DLH

6h 51m2 stops

8:00 am - 7:25 pm

DLH

PHL

10h 25m2 stops

$319Delta

Wed, Feb 25 - Wed, Mar 4

9:41 am - 3:32 pm

PHL

DLH

6h 51m2 stops

8:00 am - 7:25 pm

DLH

PHL

10h 25m2 stops

$329Delta

Wed, Feb 25 - Wed, Mar 4

5:00 pm - 9:59 pm

PHL

DLH

5h 59m1 stop

3:05 pm - 9:36 pm

DLH

PHL

5h 31m1 stop

$398United Airlines

Sat, Jan 24 - Tue, Jan 27

5:00 pm - 2:30 pm

PHL

DLH

22h 30m1 stop

3:05 pm - 9:36 pm

DLH

PHL

5h 31m1 stop

$458United Airlines

Sat, Jan 24 - Tue, Jan 27

10:10 am - 2:30 pm

PHL

DLH

5h 20m1 stop

3:05 pm - 9:36 pm

DLH

PHL

5h 31m1 stop

$464United Airlines

Sat, Jan 24 - Tue, Jan 27

United Airlines flights from Philadelphia to Duluth

Our best United Airlines deals on Philadelphia to Duluth flight tickets

United Airlines

Jan 24

PHL5:00 pmPhiladelphia

5h 59m

1 stop

DLH9:59 pmDuluth Intl

Jan 27

DLH3:05 pmDuluth Intl

5h 31m

1 stop

PHL9:36 pmPhiladelphia

$398

Find similar

United Airlines

Jan 24

PHL5:00 pmPhiladelphia

22h 30m

1 stop

DLH2:30 pmDuluth Intl

Jan 27

DLH3:05 pmDuluth Intl

5h 31m

1 stop

PHL9:36 pmPhiladelphia

$458

Find similar

United Airlines

Jan 24

PHL10:10 amPhiladelphia

5h 20m

1 stop

DLH2:30 pmDuluth Intl

Jan 27

DLH3:05 pmDuluth Intl

5h 31m

1 stop

PHL9:36 pmPhiladelphia

$464

Find similar

Delta flights from Philadelphia to Duluth

Our best Delta deals on Philadelphia to Duluth flight tickets

Delta

Feb 25

PHL6:00 amPhiladelphia

6h 31m

1 stop

DLH11:31 amDuluth Intl

Mar 4

DLH4:14 pmDuluth Intl

6h 30m

1 stop

PHL11:44 pmPhiladelphia

$248

Find similar

Delta

Feb 25

PHL11:27 amPhiladelphia

5h 05m

1 stop

DLH3:32 pmDuluth Intl

Mar 4

DLH8:00 amDuluth Intl

10h 25m

2 stops

PHL7:25 pmPhiladelphia

$254

Find similar

Delta

Feb 25

PHL6:00 amPhiladelphia

6h 31m

1 stop

DLH11:31 amDuluth Intl

Mar 4

DLH4:14 pmDuluth Intl

6h 30m

1 stop

PHL11:44 pmPhiladelphia

$268

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PhiladelphiaDuluth

PHL - DLH

PHLDLH

Philadelphia

Wed 2/25

6:00 am-11:31 am

1 stop6h 31m

Duluth Intl

Wed 3/4

4:14 pm-11:44 pm

1 stop6h 30m

$248

PhiladelphiaDuluth

PHL - DLH

PHLDLH

Philadelphia

Wed 2/25

11:27 am-3:32 pm

1 stop5h 05m

Duluth Intl

Wed 3/4

8:00 am-7:25 pm

2 stops10h 25m

$254

PhiladelphiaDuluth

PHL - DLH

PHLDLH

Philadelphia

Wed 2/25

6:00 am-11:31 am

1 stop6h 31m

Duluth Intl

Wed 3/4

4:14 pm-11:44 pm

1 stop6h 30m

$268

PhiladelphiaDuluth

PHL - DLH

PHLDLH

Philadelphia

Wed 2/25

11:27 am-3:32 pm

1 stop5h 05m

Duluth Intl

Wed 3/4

8:00 am-7:25 pm

2 stops10h 25m

$274

PhiladelphiaDuluth

PHL - DLH

PHLDLH

Philadelphia

Wed 2/25

9:41 am-3:32 pm

2 stops6h 51m

Duluth Intl

Wed 3/4

8:00 am-7:25 pm

2 stops10h 25m

$294

PhiladelphiaDuluth

PHL - DLH

PHLDLH

Philadelphia

Wed 2/25

9:41 am-3:32 pm

2 stops6h 51m

Duluth Intl

Wed 3/4

8:00 am-7:25 pm

2 stops10h 25m

$319

PhiladelphiaDuluth

PHL - DLH

PHLDLH

Philadelphia

Wed 2/25

9:41 am-3:32 pm

2 stops6h 51m

Duluth Intl

Wed 3/4

8:00 am-7:25 pm

2 stops10h 25m

$329

PhiladelphiaDuluth

PHL - DLH

PHLDLH

Philadelphia

Sat 1/24

5:00 pm-9:59 pm

1 stop5h 59m

Duluth Intl

Tue 1/27

3:05 pm-9:36 pm

1 stop5h 31m

$398

PhiladelphiaDuluth

PHL - DLH

PHLDLH

Philadelphia

Sat 1/24

5:00 pm-2:30 pm

1 stop22h 30m

Duluth Intl

Tue 1/27

3:05 pm-9:36 pm

1 stop5h 31m

$458

PhiladelphiaDuluth

PHL - DLH

PHLDLH

Philadelphia

Sat 1/24

10:10 am-2:30 pm

1 stop5h 20m

Duluth Intl

Tue 1/27

3:05 pm-9:36 pm

1 stop5h 31m

$464

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Philadelphia 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 cheapest day to depart on your flight to Duluth?

The cheapest day to depart from Philadelphia to Duluth is on a Saturday when prices can be found for as low as $248. On the other hand, Monday is the most expensive day to depart from Philadelphia because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $793.

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

Flying to Duluth from Philadelphia in the morning is the least expensive time of day to depart. momondo users have found prices as low as $510 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 $601.

When to book flights from Philadelphia to Duluth

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

Estimated round-trip price

Cheap Philadelphia to Duluth (PHL to DLH) flight deals and tips

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

Fastest flight time	5h 42m
Direct flights	None

The fastest flight from Philadelphia to Duluth takes 5h 42m

There are no direct flights from Philadelphia to Duluth. There are no popular flight routes from Philadelphia to Duluth.

Search flight deals

How far is Philadelphia to Duluth Intl by plane?
Duluth Intl is 969.9 mi away from Philadelphia. In terms of flight time, this usually takes a little over 5h 42m.
When did momondo last update prices for flights from Philadelphia Airport to Duluth Intl Airport?
Prices for flights from Philadelphia Airport to Duluth Intl Airport were last updated today.
How many operators does momondo search for flights from Philadelphia Airport to Duluth Intl Airport?
There are 2 operators available for flights from Philadelphia Airport to Duluth Intl Airport as of December 2025.
How old do you have to be to fly from Philadelphia Airport to Duluth Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Philadelphia 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 Philadelphia to Duluth?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Philadelphia to Duluth is Delta (72% of total bookings). The next most popular airline is United Airlines (28%).

Best airlines flying from Philadelphia to Duluth

Compare and see reviews for airlines that fly from Philadelphia to Duluth with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $248	Free Cancellation	Rating 7.9 8,007 reviews		Search Delta flights
United Airlines	PriceFrom $318	Free Cancellation	Rating 7.4 9,095 reviews		Search United Airlines flights

Two Harbors

Hayward

Superior

Cloquet

Why use momondo?

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

Finding the right flight to Duluth from Philadelphia 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 Philadelphia to Duluth with flexible booking policies on momondo?

Flights from Philadelphia to Duluth 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 Philadelphia to Duluth?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Philadelphia to Duluth.

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

Price alerts on flights to Duluth from Philadelphia 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.