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$266+ 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 9/27. Fares are subject to change and may not be available on all flights or dates of travel.
PIT — DLH
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
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 September 11, 2025.

Round-trip from

$343
(Delta)

Popular in

July

Cheapest in

November

Average price

$358
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).
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Cheapest flight prices on average. 8% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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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 September 11, 2025.

This United Airlines deal was found by Cheapflights users on 9/9. 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.
Sat 9/272:07 pmPIT - DLH
1 stop5h 30mUnited Airlines
Mon 9/298:00 amDLH - PIT
1 stop4h 05mUnited Airlines
Deal found 9/9$266
This Delta deal was found by Cheapflights users on 9/11. 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.
Mon 11/176:00 amPIT - DLH
1 stop6h 21mDelta
Sun 11/235:10 amDLH - PIT
1 stop4h 03mDelta
Deal found 9/11$343
This Delta deal was found by Cheapflights users on 9/9. 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.
Sat 9/274:21 pmPIT - DLH
2 stops7h 22mDelta
Mon 9/294:20 pmDLH - PIT
1 stop6h 07mDelta
Deal found 9/9$354
This Delta deal was found by Cheapflights users on 9/10. 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 9/256:25 amPIT - DLH
1 stop4h 42mDelta
Mon 9/294:20 pmDLH - PIT
1 stop6h 07mDelta
Deal found 9/10$448
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Sat 12/205:45 pmPIT - DLH
1 stop6h 10mUnited Airlines
Thu 1/17:50 amDLH - PIT
1 stop4h 28mUnited Airlines
Deal found 9/9$469
This Delta deal was found by Cheapflights users on 9/10. 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.
Sat 12/207:00 amPIT - DLH
1 stop5h 15mDelta
Tue 12/304:10 pmDLH - PIT
1 stop6h 29mDelta
Deal found 9/10$593

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 September 11, 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

Sat 9/27

2:07 pm-6:37 pm

1 stop5h 30m

Duluth Intl

Mon 9/29

8:00 am-1:05 pm

1 stop4h 05m

$266

PittsburghDuluth

PIT - DLH

PITDLH

Pittsburgh

Mon 11/17

6:00 am-11:21 am

1 stop6h 21m

Duluth Intl

Sun 11/23

5:10 am-10:13 am

1 stop4h 03m

$343

PittsburghDuluth

PIT - DLH

PITDLH

Pittsburgh

Sat 9/27

4:21 pm-10:43 pm

2 stops7h 22m

Duluth Intl

Mon 9/29

4:20 pm-11:27 pm

1 stop6h 07m

$354

PittsburghDuluth

PIT - DLH

PITDLH

Pittsburgh

Thu 9/25

6:15 am-10:08 pm

2 stops16h 53m

Duluth Intl

Mon 9/29

8:00 am-1:05 pm

1 stop4h 05m

$448

PittsburghDuluth

PIT - DLH

PITDLH

Pittsburgh

Thu 9/25

6:25 am-10:07 am

1 stop4h 42m

Duluth Intl

Mon 9/29

4:20 pm-11:27 pm

1 stop6h 07m

$448

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

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 September 11, 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 September 11, 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
7,960 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

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
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

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
8,937 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

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 Pittsburgh to Duluth. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Pittsburgh to Duluth?

    There are many flights that can get you from Pittsburgh to Duluth in 5h 30m. Fly via United Airlines or Delta to get the fastest option. Airlines will cover a distance of 739 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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 29% 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 $339). Flying from Pittsburgh to Duluth in June is currently the most expensive (average of $477). 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$238Average$343FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$263Average$362FlexibilityNo cancel feeOn-time69%

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