CA $351 Cheap Flights from Duluth (DLH) to Philadelphia (PHL)

View CA $351 flight on Tue, Sep. 23, 2025Opens in a new window

Popular airlines from Duluth, MN (DLH-Duluth Intl.) to Philadelphia International Airport (PHL)

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Cheap flights from Duluth (DLH) to Philadelphia (PHL)

Prices were available within the past 7 days and start at CA $351 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Find the cheapest month to fly from Duluth (DLH) to Philadelphia (PHL)

December is typically the cheapest month to fly

From CA $342 - CA $867 per traveller.

Graph displaying average flight prices per month

Flight from Duluth to Philadelphia (DLH - PHL) route information
Origin airport
Duluth Intl.
Destination airport
Philadelphia Intl.
Distance
1559 km

Duluth to Philadelphia Flights

The easy way to book your flights from Duluth to Philadelphia 

With Expedia, it’s simple to find and book flights to Philadelphia from Duluth whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 18 airlines that cover this route. There are nonstop flights to Philadelphia Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Duluth to Philadelphia today, tomorrow, or this week.  

 

Save dollars with cheap flights from Duluth Intl., DLH to Philadelphia Intl., PHL 

Sort your search results by price to find great deals on your flight from Duluth to Philadelphia—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Philadelphia from Duluth currently is just rising to .  

Here are more money-saving tips: 

  • Fly in when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Philadelphia  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Philadelphia from Duluth 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Philadelphia with Expedia today.

Frequently asked questions

How much is a flight from Duluth Intl. Airport (DLH) to PHL?
If you're travelling between Duluth Intl. Airport and Philadelphia Airport, round-trip flights start from . This price is based on fares quoted within the last 7 days on Expedia for flights departing within the next year, so don't delay. Book now and save yourself money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Duluth Intl. Airport to PHL?
Most flights can be conveniently cancelled online, but whether or not you incur a fee all comes down to your airline. If you do have to cancel your getaway, follow the instructions in the Customer Service Portal.
How do I find cheap flights from Duluth Intl. Airport (DLH) to PHL that have flexible change policies?
Flights from DLH to Philadelphia Airport offering flexible change policies are available from several airlines. Simply use our "No change fees" filter while searching. You'll only need to pay the fare difference, with no additional fees to worry about.
How many hours is the flight from Duluth Intl. Airport (DLH) to Philadelphia Airport?
There are plenty of ways to make the 3 hours and 58 minutes between Duluth Intl. Airport (DLH) and Philadelphia Airport go by faster. If you want to be productive, sort through your camera roll or clear out all those backed-up emails. A nice snooze also helps pass the time!
How far is the flight from Duluth Intl. Airport to Philadelphia Airport?
Around 1,550 kilometres separates Duluth and Philadelphia, so pack some entertainment to keep you occupied for a few hours. That latest bestseller you haven't finished will be just the ticket.
Which airlines fly direct from DLH to Philadelphia Intl. Airport (PHL)?
If you want to travel straight from Duluth Intl. Airport to Philadelphia Airport, you'll need to book a flight with one or more stops. Unfortunately, there are no airlines that fly directly on this route.
Are Duluth Intl. Airport (DLH) to Philadelphia Airport flight tickets cheaper when they're purchased at the last minute?
Flight prices are always on the move, so not always. While last-minute deals between DLH and Philadelphia Airport are of course possible, it's also a good idea to keep a close eye on prices well before you fly. In fact, some airlines publicize their prices up to 12 months prior to the departure date. Expedia is continuously updating the best airfare bargains around, so keep checking back and be ready to lock in your seat when the price is right.

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