PHL - DLH

$318 Find Cheap Flights from Philadelphia to Duluth - Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Cheapest round-trip
$318
Typical prices: $348-$584
Delta
Sun 11/11Sat 1/6
PHL - DLH • 1 stop
When to travel
October
Cheapest • 30% price drop
July
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Minneapolis St Paul (MSP)
Cheapest • Avg $445 (round-trip)
Chicago O'Hare Intl (ORD)
Shortest trip • 5h 46m (one-way)
Insights
Insights
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Duluth!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Philadelphia to Duluth (PHL-DLH)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Philadelphia to Duluth

Wed, Nov 11 - Wed, Jan 6
Delta Logo
11:45 am - 3:45 pmPHL  Philadelphia-DLH Duluth Intl
5h 00m1 stop Minneapolis St Paul
Delta Logo
12:00 pm - 6:15 pmDLH  Duluth Intl-PHL Philadelphia
5h 15m1 stop Minneapolis St Paul
$318Delta
Fri, Oct 9 - Sun, Oct 11
Delta Logo
7:16 pm - 10:57 pmPHL  Philadelphia-DLH Duluth Intl
4h 41m1 stop Minneapolis St Paul
Delta Logo
4:21 pm - 11:50 pmDLH  Duluth Intl-PHL Philadelphia
6h 29m1 stop Minneapolis St Paul
$318Delta
Wed, Nov 11 - Wed, Jan 6
United Airlines Logo
6:15 am - 10:41 amPHL  Philadelphia-DLH Duluth Intl
5h 26m1 stop Chicago O'Hare Intl
United Airlines Logo
5:50 am - 1:51 pmDLH  Duluth Intl-PHL Philadelphia
7h 01m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl
$324United Airlines
Fri, Oct 9 - Sun, Oct 11
Delta Logo
7:16 pm - 10:57 pmPHL  Philadelphia-DLH Duluth Intl
4h 41m1 stop Minneapolis St Paul
Delta Logo
4:21 pm - 11:50 pmDLH  Duluth Intl-PHL Philadelphia
6h 29m1 stop Minneapolis St Paul
$338Delta
Sat, Oct 10 - Tue, Oct 13
Delta Logo
7:15 pm - 10:57 pmPHL  Philadelphia-DLH Duluth Intl
4h 42m1 stop Minneapolis St Paul
Delta Logo
5:14 am - 10:49 amDLH  Duluth Intl-PHL Philadelphia
4h 35m1 stop Minneapolis St Paul
$338Delta
Mon, Dec 7 - Sun, Dec 13
United Airlines Logo
4:59 pm - 9:47 pmPHL  Philadelphia-DLH Duluth Intl
5h 48m1 stop Chicago O'Hare Intl
United Airlines Logo
5:54 am - 2:25 pmDLH  Duluth Intl-PHL Philadelphia
7h 31m1 stop Chicago O'Hare Intl
$340United Airlines
Fri, Oct 2 - Tue, Oct 6
United Airlines Logo
5:08 pm - 11:22 pmPHL  Philadelphia-DLH Duluth Intl
7h 14m1 stop Chicago O'Hare Intl
United Airlines Logo
3:10 pm - 9:29 pmDLH  Duluth Intl-PHL Philadelphia
5h 19m1 stop Chicago O'Hare Intl
$340United Airlines
Fri, Oct 9 - Fri, Oct 16
Delta Logo
7:16 pm - 10:57 pmPHL  Philadelphia-DLH Duluth Intl
4h 41m1 stop Minneapolis St Paul
Delta Logo
4:21 pm - 11:50 pmDLH  Duluth Intl-PHL Philadelphia
6h 29m1 stop Minneapolis St Paul
$343Delta
Fri, Oct 2 - Tue, Oct 6
United Airlines Logo
6:10 am - 10:42 amPHL  Philadelphia-DLH Duluth Intl
5h 32m1 stop Chicago O'Hare Intl
United Airlines Logo
3:10 pm - 11:30 pmDLH  Duluth Intl-PHL Philadelphia
7h 20m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl
$358United Airlines
Sat, Oct 10 - Tue, Oct 13
United Airlines Logo
6:15 am - 2:29 pmPHL  Philadelphia-DLH Duluth Intl
9h 14m2 stops Washington, D.C. Dulles Intl Chicago O'Hare Intl
United Airlines Logo
6:00 am - 12:25 pmDLH  Duluth Intl-PHL Philadelphia
5h 25m1 stop Chicago O'Hare Intl
$375United Airlines
Booking Insights

Price, demand and travel trends for Philadelphia to Duluth flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Philadelphia to Duluth with more confidence.

How much is a round-trip flight from Philadelphia to Duluth?

Round-trip flights from Philadelphia to Duluth start at $318. Prices are below average for this route right now, with typical round-trip fares ranging from $348 to $584. The lowest price found in the past 5 days was $318 on Delta.

What's the cheapest day of the week to fly from Philadelphia to Duluth?

Tuesday is the cheapest day of the week to fly from Philadelphia to Duluth, it is 19% cheaper than the average day. Sunday is the most expensive day with flight prices 37% higher than average. Based on deals found by KAYAK users in the last 12 months.

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

  • October is the cheapest month to fly from Philadelphia to Duluth at $298 round-trip.
  • February ($763) and December ($707) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 156% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Find deals

Key details for Philadelphia to Duluth flights

Low season

January
Best time to beat the crowds but there is an average 3% increase in price.
Most popular time to fly with an average 29% increase in price.

When to book flights from Philadelphia to Duluth

Are your dates flexible? Find out the best times to travel from Philadelphia to Duluth based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Philadelphia to Duluth flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Philadelphia to Duluth?

    Flights from Philadelphia to Duluth usually depart from Philadelphia (PHL) and arrive at Duluth Intl (DLH).

  • What cabin classes can I book on flights from Philadelphia to Duluth?

    Only Economy Class is available on flights from Philadelphia to Duluth.

  • Which airports do connecting flights from Philadelphia to Duluth pass through?

    Connecting flights from Philadelphia to Duluth most commonly pass through:

    • Minneapolis St Paul (MSP) - 60% of one-stop connections
    • Chicago O'Hare Intl (ORD) - 40% of one-stop connections
    Together, these airports account for 100% of one-stop bookings on this route.

  • Can I save money by using flexible dates for flights from Philadelphia to Duluth?

    Yes. Being flexible with your travel dates can save you up to 41% on the Philadelphia to Duluth route. Tuesday is the cheapest departure day at $348 round-trip on average, while Sunday is the most expensive at $586, a difference of $238. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How long is a flight from Philadelphia to Duluth?

    There are currently no nonstop flights available from Philadelphia to Duluth. Flights with 1 layover take between 5h 27m and 5h 46m in total, depending on the connection.

  • Do I need a passport to fly from Philadelphia to Duluth?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

  • Have flight prices from Philadelphia to Duluth changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $318 to $1,969. That means the highest observed fare was about 6x higher than the lowest one.

  • How much time can I save by choosing a different layover airport from Philadelphia to Duluth?

    Flying via Minneapolis St Paul (MSP) gives the shortest average 1-stop total travel time at 5h 27m, compared with 5h 46m via Chicago O'Hare Intl (ORD).

  • What is the time difference between Philadelphia and Duluth?

    Duluth is 1 hour behind Philadelphia (Central Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Duluth Intl Airport (DLH)?

    Duluth Intl Airport (DLH) hosts 5 major car rental companies, with daily rates starting from around $26 for economy cars. Top options include:
    • Avis
    • Alamo
    • Budget
    • Enterprise Rent-A-Car
    • National

  • How much should I expect to pay for a Philadelphia to Duluth flight?

    Round-trip flights from Philadelphia to Duluth range from $348 to $584, with an average of $425 over the past 12 months. Anything below $348 counts as a good deal.

Your guide to booking Philadelphia to Duluth flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Tuesday departure instead of Sunday. On this route, Tuesday flights average $348 - about $238 less than Sunday (41% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Philadelphia to Duluth trip for October. Fares historically average $298 round-trip in that month - typically $465 less than the most expensive month, which is February (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Duluth Intl Airport.
    - Country Inn & Suites by Radisson, Duluth North, MN

More options for your flight from Philadelphia to Duluth

Complete your trip to Duluth with a hotel stay or car rental

Car rentals in Duluth
Hotels in Duluth
Vacations in Duluth