Cheap flights from Duluth to Philadelphia (DLH - PHL) from $397

This is the cheapest one-way flight price, found on 9/27. Prices may vary by date and flight preferences.
DLH — PHL
Oct 3 — Oct 101

How to find the cheapest flight from Duluth (DLH) to Philadelphia (PHL)

All the information you need to plan the best DLH to PHL flight in 2023: compare Duluth to Philadelphia flight prices with the expected peak season, weather and rainfall in Philadelphia.

Popular in

September

Cheapest in

April

Average price

$617

Round-trip from

$248
High demand for flights, 20% potential price rise
Best time to find cheap flights, 40% potential price drop
Average for round-trip flights in September 2023
From Duluth Intl to Philadelphia

DLH - PHL

Price

$248 - $427

PHL

Temperature

33.8 - 78.8 °F

PHL

Rainfall

2.7 - 4.4 inches

What is the cheapest month to fly from Duluth to Philadelphia?

Our data shows that April tends to be the cheapest month to fly to Philadelphia from Duluth. Users have commonly found prices around $495 for the month, but tickets can be as low as $226. Due to multiple factors, prepare for potentially higher prices in September.

When is the cheapest time to fly from Duluth to Philadelphia (DLH - PHL)?

When flying from Duluth to Philadelphia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap United Airlines flights from Duluth to Philadelphia

Peruse some of the lowest-priced United Airlines flights we've found from Duluth to Philadelphia. It's recommended that users confirm their flight details before booking.

Cheap Delta flights from Duluth to Philadelphia

Take a gander at the lowest prices we've found on Delta flights from Duluth to Philadelphia. Check back soon if you're not seeing flights that suit your needs.

Duluth to Philadelphia 2023 flight deals

Cheap flights to Philadelphia from Duluth found for this year
The lowest fares we've come across on flights traveling from Duluth to Philadelphia in September and October 2023. Check back in a little while for more flight options.

Find flights from Duluth to Philadelphia within your budget

Use the slider to find flights from Duluth to Philadelphia that fit your budget.

Fly from

Any airport

Fly to

Any airport

Budget

$397 - $623

Route

Depart

Return

Price

Duluth IntlPhiladelphia

DLH - PHL

DLHPHL

Duluth Intl

Thu 11/2

1 stop4h 55m

Philadelphia

Wed 11/8

1 stop6h 32m

Duluth IntlPhiladelphia

DLH - PHL

DLHPHL

Duluth Intl

Thu 11/2

1 stop4h 55m

Philadelphia

Wed 11/8

2 stops7h 40m

Duluth IntlPhiladelphia

DLH - PHL

DLHPHL

Duluth Intl

Sat 12/16

2 stops11h 37m

Philadelphia

Tue 12/26

1 stop5h 04m

Duluth IntlPhiladelphia

DLH - PHL

DLHPHL

Duluth Intl

Tue 11/7

1 stop5h 28m

Philadelphia

Fri 11/10

1 stop20h 30m

Duluth IntlPhiladelphia

DLH - PHL

DLHPHL

Duluth Intl

Mon 11/13

1 stop4h 48m

Philadelphia

Thu 11/16

1 stop6h 32m

Duluth IntlPhiladelphia

DLH - PHL

DLHPHL

Duluth Intl

Tue 11/7

1 stop4h 54m

Philadelphia

Fri 11/10

2 stops7h 40m

Duluth IntlPhiladelphia

DLH - PHL

DLHPHL

Duluth Intl

Tue 11/7

2 stops11h 10m

Philadelphia

Fri 11/10

2 stops7h 40m

Duluth IntlPhiladelphia

DLH - PHL

DLHPHL

Duluth Intl

Tue 11/7

1 stop5h 28m

Philadelphia

Fri 11/10

2 stops23h 44m

Duluth IntlPhiladelphia

DLH - PHL

DLHPHL

Duluth Intl

Mon 11/13

1 stop25h 38m

Philadelphia

Thu 11/16

3 stops44h 55m

Flights are sorted by cheapest first

Deals found on 9/27

Reviews of airlines servicing Philadelphia

Get a feel of what it's like to fly with United Airlines and Delta from Duluth to Philadelphia by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
3,023 reviews

Entertainment

7.8

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.0

Overall

7.9

Reviews

1 / 10

I found the staff at the Richmond airport to be very rude (mainly TSA), but the Delta Crew was fantastic. I boarded just in time, had room for my luggage, a comfortable seat, friendly travel companions, tasty snacks and a very smooth flight with great entertainment and free wifi while onboard!

Delta
7.9
Good
3,023 reviews
Delta
7.9
Good
3,023 reviews

Entertainment

7.8

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.0

Overall

7.9

Reviews

1 / 10

I found the staff at the Richmond airport to be very rude (mainly TSA), but the Delta Crew was fantastic. I boarded just in time, had room for my luggage, a comfortable seat, friendly travel companions, tasty snacks and a very smooth flight with great entertainment and free wifi while onboard!

United Airlines
7.4
Good
1,890 reviews
Delta
7.9
Good
3,023 reviews

Entertainment

7.8

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.0

Overall

7.9

Reviews

1 / 10

I found the staff at the Richmond airport to be very rude (mainly TSA), but the Delta Crew was fantastic. I boarded just in time, had room for my luggage, a comfortable seat, friendly travel companions, tasty snacks and a very smooth flight with great entertainment and free wifi while onboard!

Related info for your journey

Useful info, stats and facts about Duluth to Philadelphia flights.

Can I find flights from Duluth to Philadelphia for under $400 on Cheapflights?

Yes, there are multiple flights from Duluth to Philadelphia for under $400. The cheapest flight booked recently is on Delta for just $397, but on average you can expect to pay $538.

What are the cheapest airlines flying from Duluth to Philadelphia round-trip?

According to our current data, Delta ($397), and United Airlines ($471) offers the cheapest pricing from Duluth to Philadelphia. You may be able to fly from Duluth to Philadelphia for 19% less than the average price by searching for these airlines.

What does DLH to PHL mean?

Duluth Intl Airport is DLH and Philadelphia Airport is PHL. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service.

Alternative routes for Duluth to Philadelphia

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Duluth to Philadelphia

The chart below displays the airlines Cheapflights users traveling from Duluth to Philadelphia choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$317Average$470FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapest$336Average$458FlexibilityNo cancel feeOn-timeN/A
Search Delta flights

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How does Cheapflights help users find flights from Duluth to Philadelphia?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Duluth to Philadelphia. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Duluth to Philadelphia?

Cheapflights simply makes it quick and affordable to book flights from Duluth to Philadelphia by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Duluth to Philadelphia with no change fees?

Need flexible booking options for your flight to Philadelphia from Duluth? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Duluth to Philadelphia become cheaper?

Yes, Cheapflights has a feature called Price Alert, which essentially offers users the ability to be notified when flight prices change. Track prices for your flight to Philadelphia from Duluth today and book when you’re ready!

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