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$278+ 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 5/25. Fares are subject to change and may not be available on all flights or dates of travel.
PIT — DLH
Apr 12 — Apr 191
Sun 4/12
Sun 4/19
1 adult, Economy
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Cheap 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 March 13, 2026.

This Delta deal was found by Cheapflights users on 3/9. 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.
Mon 5/256:00 am
PIT
-
DLH
1 stop7h 04m
Delta
Wed 6/34:30 pm
DLH
-
PIT
1 stop6h 20m
Delta
Deal found 3/9$278
This Delta deal was found by Cheapflights users on 3/12. 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 3/285:25 pm
PIT
-
DLH
1 stop6h 22m
Delta
Sat 4/45:00 am
DLH
-
PIT
1 stop4h 41m
Delta
Deal found 3/12$303
This United Airlines deal was found by Cheapflights users on 3/8. 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 4/117:00 am
PIT
-
DLH
1 stop4h 38m
United Airlines
Mon 4/1311:19 am
DLH
-
PIT
1 stop5h 25m
United Airlines
Deal found 3/8$348
This United Airlines deal was found by Cheapflights users on 3/7. 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.
Thu 3/268:51 am
PIT
-
DLH
1 stop6h 41m
United Airlines
Mon 3/303:08 pm
DLH
-
PIT
1 stop4h 50m
United Airlines
Deal found 3/7$353
This Delta deal was found by Cheapflights users on 3/12. 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.
Fri 3/276:00 am
PIT
-
DLH
1 stop6h 56m
Delta
Tue 3/315:00 am
DLH
-
PIT
2 stops9h 30m
Delta
Deal found 3/12$374
This Delta deal was found by Cheapflights users on 3/10. 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 6/256:45 am
PIT
-
DLH
1 stop5h 12m
Delta
Sun 6/285:10 am
DLH
-
PIT
1 stop3h 54m
Delta
Deal found 3/10$443

Find 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 March 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$278
(United Airlines)
Provider with most accurate pricing for Pittsburgh-Duluth Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Pittsburgh-Duluth Intl flights.
Search Deals
From Pittsburgh to Duluth Intl
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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 March 13, 2026.
Use the filters below to find and compare flights from Pittsburgh to Duluth that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PittsburghDuluth

PIT - DLH

PITDLH

Pittsburgh

Mon 5/25

6:00 am-12:04 pm

1 stop7h 04m

Duluth Intl

Wed 6/3

4:30 pm-11:50 pm

1 stop6h 20m

$278

PittsburghDuluth

PIT - DLH

PITDLH

Pittsburgh

Sat 3/28

5:25 pm-10:47 pm

1 stop6h 22m

Duluth Intl

Sat 4/4

5:00 am-10:41 am

1 stop4h 41m

$303
Quickest round-trip

PittsburghDuluth

PIT - DLH

PITDLH

Pittsburgh

Sat 4/11

7:00 am-10:38 am

1 stop4h 38m

Duluth Intl

Mon 4/13

11:19 am-5:44 pm

1 stop5h 25m

$348

PittsburghDuluth

PIT - DLH

PITDLH

Pittsburgh

Thu 3/26

8:51 am-2:32 pm

1 stop6h 41m

Duluth Intl

Mon 3/30

3:08 pm-8:58 pm

1 stop4h 50m

$353

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/8

Sorted by cheapest first

Compare providers for flights from Pittsburgh 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 Pittsburgh to Duluth in March.
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 Pittsburgh-Duluth flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Pittsburgh-Duluth flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Pittsburgh-Duluth flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Pittsburgh-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 Pittsburgh-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 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.

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 March 13, 2026.
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
7.9
Good
8,288 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Food

7.2

Overall

7.9

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
7.9
Good
8,288 reviews
Delta
7.9
Good
8,288 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Food

7.2

Overall

7.9

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
9,418 reviews
Delta
7.9
Good
8,288 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Food

7.2

Overall

7.9

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 7h 04m. Fly via Delta to get the fastest option. Airlines will cover a distance of 739 mi.

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

    Delta, at $243, was found to be the cheapest airline from Pittsburgh to Duluth. An alternate airline flying to your destination would be United Airlines.

  • 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.

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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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 March 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$243Average$378FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$283Average$362FlexibilityNo cancel feeOn-time69%

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