What is the cheapest airline that flies from Duluth Intl to Philadelphia?

Delta is the most popular carrier operating from Duluth Intl to Philadelphia

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

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

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

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

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

What documentation or ID do you need to fly to Philadelphia Airport?

The necessary travel and health documents for your Philadelphia 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.

$87 Cheap Flights from Duluth to Philadelphia (DLH-PHL) in 2025

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Find the cheapest flights from Duluth to Philadelphia (DLH-PHL)

Round-trip

One-way

Last minute

Cheap round-trip flights

4:20 pm - 11:55 pmDLH-PHL

6h 35m1 stop

6:00 am - 10:07 amPHL-DLH

5h 07m1 stop

$248Delta

Find Deal

vie., sep. 26 - dom., sep. 28

4:20 pm - 11:55 pmDLH-PHL

6h 35m1 stop

6:00 am - 10:07 amPHL-DLH

5h 07m1 stop

$263Delta

Find Deal

vie., sep. 19 - dom., sep. 28

10:50 am - 11:19 pmDLH-PHL

11h 29m2 stops

6:51 pm - 10:43 pmPHL-DLH

4h 52m1 stop

$269Delta

Find Deal

sáb., sep. 20 - sáb., sep. 27

4:20 pm - 11:55 pmDLH-PHL

6h 35m1 stop

5:25 am - 3:37 pmPHL-DLH

11h 12m2 stops

$319Delta

Find Deal

vie., sep. 19 - sáb., sep. 27

10:50 am - 11:19 pmDLH-PHL

11h 29m2 stops

5:25 am - 3:37 pmPHL-DLH

11h 12m2 stops

$324Delta

Find Deal

sáb., sep. 20 - sáb., sep. 27

4:20 pm - 12:54 amDLH-PHL

7h 34m2 stops

6:00 am - 10:07 amPHL-DLH

5h 07m1 stop

$328Delta

Find Deal

vie., sep. 26 - dom., sep. 28

12:02 pm - 12:52 amDLH-PHL

11h 50m2 stops

6:00 am - 11:22 amPHL-DLH

6h 22m1 stop

$403Delta

Find Deal

vie., oct. 24 - dom., oct. 26

4:10 pm - 11:49 pmDLH-PHL

6h 39m1 stop

6:00 am - 11:22 amPHL-DLH

6h 22m1 stop

$447Delta

Find Deal

vie., oct. 24 - dom., oct. 26

3:10 pm - 12:02 pmDLH-PHL

19h 52m1 stop

6:30 am - 10:45 amPHL-DLH

5h 15m1 stop

$527United Airlines

Find Deal

vie., ago. 22 - dom., ago. 24

3:10 pm - 11:59 amDLH-PHL

19h 49m2 stops

6:30 am - 10:45 amPHL-DLH

5h 15m1 stop

$541United Airlines

Find Deal

vie., ago. 22 - dom., ago. 24

Delta flights from Duluth to Philadelphia

Our best Delta deals on Duluth to Philadelphia flight tickets

Delta

Sep 26

DLH4:20 pmDuluth Intl

6h 35m

1 stop

PHL11:55 pmPhiladelphia

Sep 28

PHL6:00 amPhiladelphia

5h 07m

1 stop

DLH10:07 amDuluth Intl

$248

Find similar

Delta

Sep 19

DLH4:20 pmDuluth Intl

6h 35m

1 stop

PHL11:55 pmPhiladelphia

Sep 28

PHL6:00 amPhiladelphia

5h 07m

1 stop

DLH10:07 amDuluth Intl

$263

Find similar

Delta

Sep 20

DLH10:50 amDuluth Intl

11h 29m

2 stops

PHL11:19 pmPhiladelphia

Sep 27

PHL6:51 pmPhiladelphia

4h 52m

1 stop

DLH10:43 pmDuluth Intl

$269

Find similar

United Airlines flights from Duluth to Philadelphia

Our best United Airlines deals on Duluth to Philadelphia flight tickets

United Airlines

Aug 22

DLH3:10 pmDuluth Intl

19h 52m

1 stop

PHL12:02 pmPhiladelphia

Aug 24

PHL6:30 amPhiladelphia

5h 15m

1 stop

DLH10:45 amDuluth Intl

$527

Find similar

United Airlines

Aug 22

DLH3:10 pmDuluth Intl

19h 49m

2 stops

PHL11:59 amPhiladelphia

Aug 24

PHL6:30 amPhiladelphia

5h 15m

1 stop

DLH10:45 amDuluth Intl

$541

Find similar

United Airlines

Aug 15

DLH3:03 pmDuluth Intl

5h 32m

1 stop

PHL9:35 pmPhiladelphia

Aug 22

PHL3:40 pmPhiladelphia

20h 05m

3 stops

DLH10:45 amDuluth Intl

$784

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DuluthPhiladelphia

DLH - PHL

DLHPHL

Duluth Intl

vie. 9/26

4:20 pm-11:55 pm

1 stop6h 35m

Philadelphia

dom. 9/28

6:00 am-10:07 am

1 stop5h 07m

$248

DuluthPhiladelphia

DLH - PHL

DLHPHL

Duluth Intl

vie. 9/19

4:20 pm-11:55 pm

1 stop6h 35m

Philadelphia

dom. 9/28

6:00 am-10:07 am

1 stop5h 07m

$263

DuluthPhiladelphia

DLH - PHL

DLHPHL

Duluth Intl

sáb. 9/20

10:50 am-11:19 pm

2 stops11h 29m

Philadelphia

sáb. 9/27

6:51 pm-10:43 pm

1 stop4h 52m

$269

DuluthPhiladelphia

DLH - PHL

DLHPHL

Duluth Intl

vie. 9/19

4:20 pm-11:55 pm

1 stop6h 35m

Philadelphia

sáb. 9/27

5:25 am-3:37 pm

2 stops11h 12m

$319

DuluthPhiladelphia

DLH - PHL

DLHPHL

Duluth Intl

sáb. 9/20

10:50 am-11:19 pm

2 stops11h 29m

Philadelphia

sáb. 9/27

5:25 am-3:37 pm

2 stops11h 12m

$324

DuluthPhiladelphia

DLH - PHL

DLHPHL

Duluth Intl

vie. 9/26

4:20 pm-12:54 am

2 stops7h 34m

Philadelphia

dom. 9/28

6:00 am-10:07 am

1 stop5h 07m

$328

DuluthPhiladelphia

DLH - PHL

DLHPHL

Duluth Intl

vie. 10/24

12:02 pm-12:52 am

2 stops11h 50m

Philadelphia

dom. 10/26

6:00 am-11:22 am

1 stop6h 22m

$403

DuluthPhiladelphia

DLH - PHL

DLHPHL

Duluth Intl

vie. 10/24

4:10 pm-11:49 pm

1 stop6h 39m

Philadelphia

dom. 10/26

6:00 am-11:22 am

1 stop6h 22m

$447

DuluthPhiladelphia

DLH - PHL

DLHPHL

Duluth Intl

vie. 8/22

3:10 pm-12:02 pm

1 stop19h 52m

Philadelphia

dom. 8/24

6:30 am-10:45 am

1 stop5h 15m

$527

DuluthPhiladelphia

DLH - PHL

DLHPHL

Duluth Intl

vie. 8/22

3:10 pm-11:59 am

2 stops19h 49m

Philadelphia

dom. 8/24

6:30 am-10:45 am

1 stop5h 15m

$541

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first

How to get the cheapest flight ticket from Duluth to Philadelphia

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

Prices

Airlines

What is the cheapest month to fly to Philadelphia?

The cheapest month to fly to Philadelphia from Duluth is in June. Flight prices, which tend to average around $260, are often lower during this time because this is during the off-season. The month of January is another great option to travel to Philadelphia, with average flight prices from Duluth averaging around $375.

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

The cheapest day to depart from Duluth to Philadelphia is on a Thursday. Travelers who choose to depart for Philadelphia on a Thursday will often find tickets for as low as $462. On the other hand, Friday is the most expensive day to depart from Duluth because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $753.

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

According to our data, the cheapest time of day to fly to Philadelphia is in the morning. momondo users have found flights departing from Duluth to Philadelphia in the morning for as low as $557. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Philadelphia is in the afternoon when prices are around $638.

When to book flights from Duluth to Philadelphia

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

Estimated round-trip price

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

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

Best Price Found	$284
Fastest flight time	4h 24m
Direct flights	None
Airports in Philadelphia	1 airport

The best one-way flight to Philadelphia from Duluth in the past 72 hours is $284. The best round-trip flight deal from Duluth to Philadelphia found on momondo in the last 72 hours is $248.

The fastest flight from Duluth to Philadelphia takes 4h 24m

There are no direct flights from Duluth to Philadelphia. Popular non-direct route for this connection is Duluth Intl Airport - Philadelphia Airport.

There is 1 airport near Philadelphia: Philadelphia (PHL)

Search flight deals

How far is Duluth Intl to Philadelphia by plane?
The distance between Duluth Intl and Philadelphia is about 969.9 mi. A reasonable flight in good conditions will take 4h 24m.
When did momondo last update prices for flights from Duluth Intl Airport to Philadelphia Airport?
Prices for flights from Duluth Intl Airport to Philadelphia Airport refresh daily.
How many operators does momondo search for flights from Duluth Intl Airport to Philadelphia Airport?
As of August 2025, there is 1 operator available to choose from for flights from Duluth Intl Airport to Philadelphia Airport.
How old do you have to be to fly from Duluth Intl Airport to Philadelphia 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 Philadelphia Airport.
What documentation or ID do you need to fly to Philadelphia Airport?
The necessary travel and health documents for your Philadelphia 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 Philadelphia?
Based on momondo bookings for flights between Duluth and Philadelphia, the leading airline is Delta, making up 100% of the total bookings.

Best airlines flying from Duluth to Philadelphia

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $248	Free Cancellation	Rating 8.0 7,987 reviews		Search Delta flights

Wildwood

Rehoboth Beach

Cape May

Ocean City

Wildwood Crest

King of Prussia

Reading

Dewey Beach

Newark

North Wildwood

Dover

Cherry Hill

Lewes

Avalon

Stone Harbor

Vineland

Exton

Essington

Pottstown

New Castle

Why use momondo?

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

Finding the right flight to Philadelphia from Duluth 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 Philadelphia quick and easy, saving you time and money.

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

Yes. All flights to Philadelphia from Duluth on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

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 Duluth to Philadelphia.

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

If you are not ready to book a flight from Duluth to Philadelphia now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Philadelphia and let you know when they change.