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$238+ Cheap flights from Pittsburgh to Duluth (PIT - DLH)

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.
PIT — DLH
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap flight deals from Pittsburgh to Duluth

Discover tips and strategies to find the most affordable flight options for your journey from Pittsburgh (PIT) 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 July 29, 2025.

Round-trip from

$238
(Delta)

Popular in

July

Cheapest in

November

Average price

$569
From Pittsburgh to Duluth Intl
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($84 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find flight deals from Pittsburgh to Duluth

Cheapest flights from Pittsburgh to Duluth
Explore the most affordable flight options available from Pittsburgh to Duluth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This Delta deal was found by Cheapflights users on 7/28. 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.
Thu 9/411:06 amPIT - DLH
1 stop5h 33mDelta
Sun 9/75:10 amDLH - PIT
1 stop4h 16mDelta
Deal found 7/28$238
This United Airlines deal was found by Cheapflights users on 7/27. 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.
Mon 8/256:00 pmPIT - DLH
1 stop5h 05mUnited Airlines
Fri 8/293:10 pmDLH - PIT
1 stop20h 55mUnited Airlines
Deal found 7/27$418

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pittsburgh 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 July 29, 2025.
Use the filters below to find and compare flights from Pittsburgh to Duluth that are best for you.

Fly from

Pittsburgh

Fly to

Duluth

Route

Depart

Return

Price

PittsburghDuluth

PIT - DLH

PITDLH

Pittsburgh

Thu 9/4

11:06 am-3:39 pm

1 stop5h 33m

Duluth Intl

Sun 9/7

5:10 am-10:26 am

1 stop4h 16m

$238

PittsburghDuluth

PIT - DLH

PITDLH

Pittsburgh

Mon 8/25

6:00 pm-10:05 pm

1 stop5h 05m

Duluth Intl

Fri 8/29

3:10 pm-1:05 pm

1 stop20h 55m

$418

PittsburghDuluth

PIT - DLH

PITDLH

Pittsburgh

Thu 8/7

6:00 am-10:23 am

1 stop5h 23m

$369

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Best time to book a flight from Pittsburgh to Duluth

Have a flexible travel schedule? Discover the best time to fly to Duluth from Pittsburgh 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.

Cheapflights Insights

Everything you need to know about your flight from Pittsburgh to Duluth

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

Find hourly flight availability from Pittsburgh 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 July 29, 2025.

When flying from Pittsburgh to Duluth, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 53% versus a flight in the afternoon.

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 July 29, 2025.
Peruse reviews from past customers who have flown with Delta and United Airlines from Pittsburgh to Duluth to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,977 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

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
7,977 reviews
Delta
8.0
Very good
7,977 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

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
8,899 reviews
Delta
8.0
Very good
7,977 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

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 Pittsburgh 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 Pittsburgh to Duluth round-trip?

    Delta, at $238, was found to be the cheapest airline from Pittsburgh to Duluth. An alternate airline flying to your destination would be United Airlines. These flights start at 32% lower than the current average price 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Pittsburgh 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 Pittsburgh to Duluth?

    Currently, January is the cheapest month in which you can book a flight from Pittsburgh to Duluth (average of $336). Flying from Pittsburgh to Duluth in June is currently the most expensive (average of $476). 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 Duluth?

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

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Alternative routes for Pittsburgh to Duluth

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Pittsburgh to Duluth

Discover the top 2 airlines that operate flights from Pittsburgh 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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$238Average$333FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$248Average$388FlexibilityNo cancel feeOn-time69%

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