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$224+ Cheap flights from Philadelphia to Duluth (PHL - DLH)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/4. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — DLH
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap flight deals from Philadelphia to Duluth

Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Duluth (DLH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$333
(United Airlines)

One-way from

$224
(Delta)

Popular in

March

Cheapest in

January

Average price

$343
Provider with most accurate pricing for Philadelphia-Duluth Intl flight deals.
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Provider most trusted by Cheapflights users for Philadelphia-Duluth Intl flights.
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From Philadelphia to Duluth Intl
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One-way flight from Philadelphia to Duluth Intl
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Highest demand for flights based on searches. 7% potential increase in price ($43 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Philadelphia to Duluth

Cheapest flights from Philadelphia to Duluth
Explore the most affordable flight options available from Philadelphia to Duluth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Delta deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/286:05 amPHL - DLH
1 stop5h 05mDelta
Sat 1/34:00 pmDLH - PHL
1 stop6h 29mDelta
Deal found 2/19$313
This United Airlines deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/510:10 amPHL - DLH
1 stop5h 08mUnited Airlines
Wed 3/123:08 pmDLH - PHL
1 stop5h 12mUnited Airlines
Deal found 2/19$333

Find flights from Philadelphia to Duluth within your budget

Customize your flight search to find flights from Philadelphia to Duluth that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.

Fly from

Philadelphia

Fly to

Duluth

Route

Depart

Return

Price

PhiladelphiaDuluth

PHL - DLH

PHLDLH

Philadelphia

Wed 3/5

10:10 am-2:18 pm

1 stop5h 08m

Duluth Intl

Wed 3/12

3:08 pm-9:20 pm

1 stop5h 12m

$333

PhiladelphiaDuluth

PHL - DLH

PHLDLH

Philadelphia

Thu 3/20

6:00 am-10:17 am

1 stop5h 17m

Duluth Intl

Sun 3/23

5:10 am-10:41 am

1 stop4h 31m

$483

PhiladelphiaDuluth

PHL - DLH

PHLDLH

Philadelphia

Wed 6/4

6:15 am-11:01 am

1 stop5h 46m

$224

PhiladelphiaDuluth

PHL - DLH

PHLDLH

Philadelphia

Wed 6/4

3:45 pm-10:52 am

3 stops20h 07m

$710

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Compare providers for flights from Philadelphia to Duluth

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Philadelphia to Duluth in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Philadelphia-Duluth flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Philadelphia-Duluth flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Philadelphia-Duluth flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Philadelphia-Duluth flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Philadelphia-Duluth flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Philadelphia to Duluth

Have a flexible travel schedule? Discover the best time to fly to Duluth from Philadelphia with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Philadelphia to Duluth

Get recent, data-driven insights about flights from Philadelphia to Duluth including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Philadelphia to Duluth?

Currently, January is the cheapest month in which you can book a flight from Philadelphia to Duluth (average of $335). Flying from Philadelphia to Duluth in June is currently the most expensive (average of $483). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PHL to DLH?

Find hourly flight availability from Philadelphia to Duluth. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

It’s optimal to fly from Philadelphia to Duluth in the morning. By choosing this option you can save up to 16% on the cost of your flight, compared to a flight at noon.

Rainfall in Duluth by month

Plan your trip to Duluth by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Duluth ranges from 0.6 - 3.6 inches per month. August is typically the wettest month, when rainfall can reach 3.6 in. February is typically the driest time to visit Duluth when rainfall is around 0.6 in.

Temperature in Duluth by month

Plan your trip to Duluth by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Duluth, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 12.2 F).

Reviews of airlines servicing Duluth

Get insights into the airlines that provide service to Duluth. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Duluth. Reviews last updated February 20, 2025.
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20

8.0
Excellent

Marie Antonette,Sep 2023

CDG - MSP

The actual flight out of MSP was great. However, it was delayed by an hour and we didn’t have anyone at our gate to provide any information until boarding.

Delta
8.0
Very good
8,220 reviews
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20

8.0
Excellent

Marie Antonette,Sep 2023

CDG - MSP

The actual flight out of MSP was great. However, it was delayed by an hour and we didn’t have anyone at our gate to provide any information until boarding.

United Airlines
7.4
Good
8,766 reviews
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20

8.0
Excellent

Marie Antonette,Sep 2023

CDG - MSP

The actual flight out of MSP was great. However, it was delayed by an hour and we didn’t have anyone at our gate to provide any information until boarding.

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to Duluth. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Cheapflights users have booked flights from Philadelphia to Duluth round-trip from $333. Another airline that can offer you cheap pricing is Delta. United Airlines is currently priced 34% below the average price you’ll pay for this route.

  • Can I find deals for flights from Philadelphia to Duluth that include hotel bookings?

    Yes. In addition to deals on Philadelphia to Duluth flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Philadelphia to Duluth?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to Duluth.

  • Can I find deals for business class flights from Philadelphia to Duluth?

    Yes. Cheapflights offers flight deals from Philadelphia to Duluth by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Philadelphia to Duluth?

    Currently, January is the cheapest month in which you can book a flight from Philadelphia to Duluth (average of $335). Flying from Philadelphia to Duluth in June is currently the most expensive (average of $483). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Two Harbors
Superior

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Alternative routes for Philadelphia to Duluth

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Top 2 airlines flying from Philadelphia to Duluth

Discover the top 2 airlines that operate flights from Philadelphia to Duluth. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$248Average$455FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$428Average$596FlexibilityNo cancel feeOn-time69%
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