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Cheap flights from Philadelphia to Duluth (PHL - DLH) from $362

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/4. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
PHL — DLH
May 8 — May 151
From?
To?
Wed 5/8
Wed 5/15
1 adult, Economy
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The best prices from Philadelphia to Duluth Intl are usually found in August or February, booked 89 days in advance, depart on a Saturday or Tuesday and return on a Tuesday

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 May 3, 2024.

Popular in

December

Cheapest in

August

Average price

$500

Round-trip from

$361
High demand for flights, 28% potential price rise
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Best time to find cheap flights, 42% potential price drop
Search Deals
Average for round-trip flights in May 2024
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From Philadelphia to Duluth Intl
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What is the cheapest day to fly round-trip from Philadelphia to Duluth?

Flying to your destination on a Sunday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Duluth. Check prices with Cheapflights to find a great deal for your trip.

How far in advance should I book a flight from Philadelphia to Duluth?

Travelers have found it’s best to book a flight 41 days in advance to save up to 55% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 41 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Philadelphia to Duluth 1-2 weeks in advance for as low as $428, or $569 for flights within the next 24 hours.

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

Flights from Philadelphia to Duluth lean towards being more expensive in December. Prices are generally better when you fly from Philadelphia to Duluth in August, with the cheapest ticket starting at $211.

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

It’s optimal to fly from Philadelphia to Duluth in the morning. By choosing this option you can save up to 14% on the cost of your flight, compared to a flight at noon.

Cheap Delta flights from Philadelphia to Duluth

Explore cheap flight options specifically provided by Delta for the route between Philadelphia and Duluth. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,864,334 searches. Data last updated May 3, 2024.
Peruse some of the lowest-priced Delta flights we've found from Philadelphia to Duluth. Make sure to check back often as deals are often changing.
Wed 9/45:32 pmPHL - DLH
1 stop5h 36mDelta
Sun 9/85:50 pmDLH - PHL
1 stop4h 56mDelta
Deal found 5/1$362
Wed 9/46:30 amPHL - DLH
1 stop4h 16mDelta
Sun 9/85:50 pmDLH - PHL
1 stop4h 56mDelta
Deal found 5/2$388
Thu 8/86:30 amPHL - DLH
1 stop4h 16mDelta
Tue 8/135:50 pmDLH - PHL
1 stop4h 56mDelta
Deal found 5/1$398
Thu 7/46:00 amPHL - DLH
1 stop5h 17mDelta
Mon 7/85:44 pmDLH - PHL
1 stop5h 14mDelta
Deal found 5/1$466
Thu 7/45:31 pmPHL - DLH
1 stop6h 16mDelta
Mon 7/82:45 pmDLH - PHL
2 stops7h 24mDelta
Deal found 5/1$471
Sat 7/273:06 pmPHL - DLH
2 stops8h 40mDelta
Thu 8/85:50 pmDLH - PHL
1 stop4h 56mDelta
Deal found 5/2$518
Thu 8/86:30 amPHL - DLH
1 stop4h 16mDelta
Tue 8/132:45 pmDLH - PHL
2 stops7h 46mDelta
Deal found 5/1$582
Thu 6/206:52 pmPHL - DLH
1 stop5h 54mDelta
Tue 6/255:20 amDLH - PHL
1 stop4h 16mDelta
Deal found 5/2$622
Thu 6/206:52 pmPHL - DLH
1 stop5h 54mDelta
Tue 6/255:20 amDLH - PHL
2 stops9h 16mDelta
Deal found 5/2$627

Cheap United Airlines flights from Philadelphia to Duluth

Explore cheap flight options specifically provided by United Airlines for the route between Philadelphia and Duluth. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,864,334 searches. Data last updated May 3, 2024.
To aid your search, here are some of the cheapest United Airlines flights we've found from Philadelphia to Duluth. Deals are refreshing constantly so come back soon for more options.
Mon 5/278:00 amPHL - DLH
1 stop27h 47mUnited Airlines
Sat 6/18:00 amDLH - PHL
1 stop12h 48mUnited Airlines
Deal found 5/2$432
Mon 5/276:00 amPHL - DLH
2 stops29h 47mUnited Airlines
Sat 6/18:00 amDLH - PHL
1 stop12h 48mUnited Airlines
Deal found 5/2$476
Sat 7/278:00 amPHL - DLH
1 stop14h 37mUnited Airlines
Thu 8/88:05 amDLH - PHL
1 stop15h 24mUnited Airlines
Deal found 5/2$488
Wed 9/46:20 amPHL - DLH
2 stops16h 33mUnited Airlines
Sun 9/88:00 amDLH - PHL
1 stop25h 35mUnited Airlines
Deal found 5/2$553
Thu 5/96:15 amPHL - DLH
1 stop9h 14mUnited Airlines
Sun 5/1211:20 amDLH - PHL
1 stop12h 08mUnited Airlines
Deal found 5/1$561
Thu 5/96:00 amPHL - DLH
2 stops29h 31mUnited Airlines
Sun 5/127:51 amDLH - PHL
1 stop8h 40mUnited Airlines
Deal found 5/1$566
Fri 8/96:36 pmPHL - DLH
1 stop28h 01mUnited Airlines
Tue 8/138:05 amDLH - PHL
1 stop15h 24mUnited Airlines
Deal found 5/1$572
Fri 5/106:34 pmPHL - DLH
1 stop20h 55mUnited Airlines
Sun 5/1211:20 amDLH - PHL
1 stop12h 08mUnited Airlines
Deal found 5/1$596
Thu 5/96:00 amPHL - DLH
2 stops29h 31mUnited Airlines
Sun 5/127:51 amDLH - PHL
2 stops20h 44mUnited Airlines
Deal found 5/1$606

Cheap Philadelphia to Duluth flights in May & June 2024

Find cheap flight options from Philadelphia to Duluth specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,864,334 searches. Prices were last updated on May 3, 2024.
These are some of the best deals we've found on flights to Duluth in 2024 at this time. Check back soon for alternative fares.
Mon 5/278:00 amPHL - DLH
1 stop27h 47mUnited Airlines
Sat 6/18:00 amDLH - PHL
1 stop12h 48mUnited Airlines
Deal found 5/2$432
Mon 5/276:00 amPHL - DLH
2 stops29h 47mUnited Airlines
Sat 6/18:00 amDLH - PHL
1 stop12h 48mUnited Airlines
Deal found 5/2$476
Thu 5/96:15 amPHL - DLH
1 stop9h 14mUnited Airlines
Sun 5/1211:20 amDLH - PHL
1 stop12h 08mUnited Airlines
Deal found 5/1$561
Thu 5/96:00 amPHL - DLH
2 stops29h 31mUnited Airlines
Sun 5/127:51 amDLH - PHL
1 stop8h 40mUnited Airlines
Deal found 5/1$566
Fri 5/106:34 pmPHL - DLH
1 stop20h 55mUnited Airlines
Sun 5/1211:20 amDLH - PHL
1 stop12h 08mUnited Airlines
Deal found 5/1$596
Thu 5/96:00 amPHL - DLH
2 stops29h 31mUnited Airlines
Sun 5/127:51 amDLH - PHL
2 stops20h 44mUnited Airlines
Deal found 5/1$606
Thu 6/206:52 pmPHL - DLH
1 stop5h 54mDelta
Tue 6/255:20 amDLH - PHL
1 stop4h 16mDelta
Deal found 5/2$622
Thu 6/206:52 pmPHL - DLH
1 stop5h 54mDelta
Tue 6/255:20 amDLH - PHL
2 stops9h 16mDelta
Deal found 5/2$627
Fri 5/106:34 pmPHL - DLH
1 stop20h 55mUnited Airlines
Sun 5/127:51 amDLH - PHL
2 stops20h 44mUnited Airlines
Deal found 5/1$636

Philadelphia to Duluth 2024 flight deals

Discover exclusive flight deals for travel between Philadelphia and Duluth in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,864,334 searches. Data last updated May 3, 2024.
These are some of the best deals we've found on flights to Duluth in 2024 at this time. Check back soon for alternative fares.
Wed 9/45:32 pmPHL - DLH
1 stop5h 36mDelta
Sun 9/85:50 pmDLH - PHL
1 stop4h 56mDelta
Deal found 5/1$362
Wed 9/46:30 amPHL - DLH
1 stop4h 16mDelta
Sun 9/85:50 pmDLH - PHL
1 stop4h 56mDelta
Deal found 5/2$388
Thu 8/86:30 amPHL - DLH
1 stop4h 16mDelta
Tue 8/135:50 pmDLH - PHL
1 stop4h 56mDelta
Deal found 5/1$398
Mon 5/278:00 amPHL - DLH
1 stop27h 47mUnited Airlines
Sat 6/18:00 amDLH - PHL
1 stop12h 48mUnited Airlines
Deal found 5/2$432
Thu 7/46:00 amPHL - DLH
1 stop5h 17mDelta
Mon 7/85:44 pmDLH - PHL
1 stop5h 14mDelta
Deal found 5/1$466
Thu 7/45:31 pmPHL - DLH
1 stop6h 16mDelta
Mon 7/82:45 pmDLH - PHL
2 stops7h 24mDelta
Deal found 5/1$471
Mon 5/276:00 amPHL - DLH
2 stops29h 47mUnited Airlines
Sat 6/18:00 amDLH - PHL
1 stop12h 48mUnited Airlines
Deal found 5/2$476
Sat 7/278:00 amPHL - DLH
1 stop14h 37mUnited Airlines
Thu 8/88:05 amDLH - PHL
1 stop15h 24mUnited Airlines
Deal found 5/2$488
Sat 7/273:06 pmPHL - DLH
2 stops8h 40mDelta
Thu 8/85:50 pmDLH - PHL
1 stop4h 56mDelta
Deal found 5/2$518

Philadelphia to Duluth flights leaving soon

Find last-minute flight options from Philadelphia to Duluth for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,864,334 searches. Data last updated May 3, 2024.
Users seeking a last-minute flight from Philadelphia to Duluth should consider booking one of these fares. Tip: verify your flight details before completing your reservation.
Thu 5/96:15 amPHL - DLH
1 stop9h 14mUnited Airlines
Sun 5/1211:20 amDLH - PHL
1 stop12h 08mUnited Airlines
Deal found 5/1$561
Thu 5/96:00 amPHL - DLH
2 stops29h 31mUnited Airlines
Sun 5/127:51 amDLH - PHL
1 stop8h 40mUnited Airlines
Deal found 5/1$566
Fri 5/106:34 pmPHL - DLH
1 stop20h 55mUnited Airlines
Sun 5/1211:20 amDLH - PHL
1 stop12h 08mUnited Airlines
Deal found 5/1$596
Thu 5/96:00 amPHL - DLH
2 stops29h 31mUnited Airlines
Sun 5/127:51 amDLH - PHL
2 stops20h 44mUnited Airlines
Deal found 5/1$606
Fri 5/106:34 pmPHL - DLH
1 stop20h 55mUnited Airlines
Sun 5/127:51 amDLH - PHL
2 stops20h 44mUnited Airlines
Deal found 5/1$636
Fri 5/106:00 amPHL - DLH
2 stops29h 31mUnited Airlines
Sun 5/127:51 amDLH - PHL
2 stops20h 44mUnited Airlines
Deal found 5/1$696

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 2,864,334 searches. Data last updated May 3, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$362 - $553

Route

Depart

Return

Price

PhiladelphiaDuluth Intl

PHL - DLH

PHLDLH

Philadelphia

Wed 9/4

1 stop5h 36m

Duluth Intl

Sun 9/8

1 stop4h 56m

$362

PhiladelphiaDuluth Intl

PHL - DLH

PHLDLH

Philadelphia

Wed 9/4

1 stop4h 16m

Duluth Intl

Sun 9/8

1 stop4h 56m

$388

PhiladelphiaDuluth Intl

PHL - DLH

PHLDLH

Philadelphia

Thu 8/8

1 stop4h 16m

Duluth Intl

Tue 8/13

1 stop4h 56m

$398

PhiladelphiaDuluth Intl

PHL - DLH

PHLDLH

Philadelphia

Mon 5/27

1 stop27h 47m

Duluth Intl

Sat 6/1

1 stop12h 48m

$432

PhiladelphiaDuluth Intl

PHL - DLH

PHLDLH

Philadelphia

Thu 7/4

1 stop5h 17m

Duluth Intl

Mon 7/8

1 stop5h 14m

$466

PhiladelphiaDuluth Intl

PHL - DLH

PHLDLH

Philadelphia

Thu 7/4

1 stop6h 16m

Duluth Intl

Mon 7/8

2 stops7h 24m

$471

PhiladelphiaDuluth Intl

PHL - DLH

PHLDLH

Philadelphia

Mon 5/27

2 stops29h 47m

Duluth Intl

Sat 6/1

1 stop12h 48m

$476

PhiladelphiaDuluth Intl

PHL - DLH

PHLDLH

Philadelphia

Sat 7/27

1 stop14h 37m

Duluth Intl

Thu 8/8

1 stop15h 24m

$488

PhiladelphiaDuluth Intl

PHL - DLH

PHLDLH

Philadelphia

Wed 9/4

2 stops16h 33m

Duluth Intl

Sun 9/8

1 stop25h 35m

$553

Flights are sorted by cheapest first

Deals found on 5/1

When is the best time to book a flight from Philadelphia to Duluth?

Use this chart to determine the optimal time to book a round-trip flight from Philadelphia to Duluth. Price data was last updated on January 28, 2024.
Booking 85 days in advance of your planned departure date is, on average, the best time to get cheap flights from Philadelphia to Duluth. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Search Deals

When is the cheapest time to fly from Philadelphia to Duluth?

Use this chart to determine the cheapest time to fly round-trip from Philadelphia to Duluth. Price data was last updated on April 28, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Philadelphia to Duluth flight should consider departing on Saturday mornings when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Duluth by month

Plan your trip from Philadelphia to Duluth by taking into account the cheapest months to travel. The average price of a one-way flight from Philadelphia to Duluth is currently $0 while a round-trip flight costs $448. Price data was last updated on April 28, 2024.

Currently, March is the cheapest month in which you can book a flight from Philadelphia to Duluth (average of $361). Flying from Philadelphia to Duluth in June is currently the most expensive (average of $594). 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.

January

$383

February

$411

March

$361

April

$398

May

$433

June

$594

July

$527

August

$406

September

$469

October

$443

November

$443

December

$439

Temperature and rainfall in Duluth by month

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

DLH

Temperature

12.2 - 66.2 °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 May 3, 2024.
Peruse reviews from past customers who have flown with Delta and United Airlines from Philadelphia to Duluth to help guide your decision. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.1
Very good
10,861 reviews
Check prices

Boarding

8.2

Entertainment

8.0

Comfort

7.9

Food

7.4

Overall

8.1

Crew

8.6

Reviews

1 / 10

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
8.1
Very good
10,861 reviews
Delta
8.1
Very good
10,861 reviews
Check prices

Boarding

8.2

Entertainment

8.0

Comfort

7.9

Food

7.4

Overall

8.1

Crew

8.6

Reviews

1 / 10

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
11,142 reviews
Delta
8.1
Very good
10,861 reviews
Check prices

Boarding

8.2

Entertainment

8.0

Comfort

7.9

Food

7.4

Overall

8.1

Crew

8.6

Reviews

1 / 10

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.

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

    Yes, there are multiple flights from Philadelphia to Duluth for under $400. The cheapest flight booked recently is on Delta for just $362, but on average you can expect to pay $560.

  • Are there last-minute flights available from Philadelphia to Duluth for under $600?

    There are currently 6+ open flights from Philadelphia to Duluth within the next 7 days for less than $600.

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

    Cheapflights users have booked flights from Philadelphia to Duluth round-trip from $362. Another airline that can offer you cheap pricing is United Airlines. Delta is currently priced 27% below the average price you’ll pay for this route.

  • What are the most popular airlines that fly from Philadelphia to Duluth?

    Before booking your flight from Philadelphia to Duluth check out the most popular airlines for this route: Delta, Sun Country Air or United Airlines.

  • What does PHL to DLH mean?

    This is defined as Philadelphia Airport (PHL) and Duluth Intl Airport (DLH). Codes like Duluth Intl Airport are often used to just call airports uniquely.

  • Can I find deals for flights from Philadelphia to Duluth that include extra baggage allowance?

    The amount of baggage you can bring on your Philadelphia to Duluth flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Philadelphia to Duluth with specific airlines?

    Yes, Cheapflights allows you to browse and filter Philadelphia to Duluth flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • 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.

  • Can I find deals for flights from Philadelphia to Duluth that allow pets onboard?

    Many airlines flying from Philadelphia to Duluth offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Philadelphia to Duluth?

    Yes, you can often find last-minute deals on Philadelphia to Duluth flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Philadelphia to Duluth flight deals updated?

    The Philadelphia to Duluth flight deals you see on this page were last updated on 5/2.

See more FAQs

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Alternative routes for Philadelphia to Duluth
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Top 3 airlines flying from Philadelphia to Duluth

Discover the top 3 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 2,864,334 searches. Data last updated May 3, 2024.
AirlineCheapestAverageFlexibilityOn-time
Sun Country AirCheapest$226Average$246FlexibilityNo cancel feeOn-time83%
Search Sun Country Air flights
United AirlinesCheapest$289Average$567FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapest$298Average$502FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
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Search flights from Philadelphia to Duluth by cabin class

Find flights from Philadelphia to Duluth, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
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How does Cheapflights help users find flights from Philadelphia to Duluth?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Philadelphia to Duluth. 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 Philadelphia to Duluth?

Millions of users choose and trust Cheapflights to book the best flight deals from Philadelphia to Duluth for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Philadelphia to Duluth flexibly with Cheapflights today.

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

Yes, Cheapflights offers price alerts on Philadelphia to Duluth flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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