$273 Cheap Flights from Pittsburgh (PIT) to Duluth (DLH)

View $273 flight on Sat, Aug 8, 2026Opens in a new window

Popular airlines from Pittsburgh Intl. Airport (PIT) to Duluth, MN (DLH-Duluth Intl.)

Cheap Flights from Pittsburgh to Duluth (PIT-DLH)

Prices were available within the past 7 days and start at $273 for one-way flights and $318 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, Aug 21 - Sat, Aug 29
PIT
Pittsburgh
DLH
Duluth
$318 Roundtrip, found 6 hours ago
$318
Roundtrip
found 6 hours ago
Select Delta flight, departing Fri, Aug 21 from Pittsburgh to Duluth, returning Sat, Aug 29, priced at $318 found 6 hours ago
United
Fri, Apr 10 - Sun, Apr 12
PIT
Pittsburgh
DLH
Duluth
$323 Roundtrip, found 2 hours ago
$323
Roundtrip
found 2 hours ago
Select United flight, departing Fri, Apr 10 from Pittsburgh to Duluth, returning Sun, Apr 12, priced at $323 found 2 hours ago
United
Sat, Apr 18 - Sun, Apr 19
PIT
Pittsburgh
DLH
Duluth
$333 Roundtrip, found 1 day ago
$333
Roundtrip
found 1 day ago
Select United flight, departing Sat, Apr 18 from Pittsburgh to Duluth, returning Sun, Apr 19, priced at $333 found 1 day ago
United
Sat, May 16 - Mon, May 25
PIT
Pittsburgh
DLH
Duluth
$337 Roundtrip, found 2 days ago
$337
Roundtrip
found 2 days ago
Select United flight, departing Sat, May 16 from Pittsburgh to Duluth, returning Mon, May 25, priced at $337 found 2 days ago
United
Fri, Apr 3 - Sun, Apr 12
PIT
Pittsburgh
DLH
Duluth
$353 Roundtrip, found 1 hour ago
$353
Roundtrip
found 1 hour ago
Select United flight, departing Fri, Apr 3 from Pittsburgh to Duluth, returning Sun, Apr 12, priced at $353 found 1 hour ago
United
Sat, May 16 - Mon, May 25
PIT
Pittsburgh
DLH
Duluth
$355 Roundtrip, found 2 days ago
$355
Roundtrip
found 2 days ago
Select United flight, departing Sat, May 16 from Pittsburgh to Duluth, returning Mon, May 25, priced at $355 found 2 days ago
United
Sat, May 16 - Mon, May 25
PIT
Pittsburgh
DLH
Duluth
$361 Roundtrip, found 2 days ago
$361
Roundtrip
found 2 days ago
Select United flight, departing Sat, May 16 from Pittsburgh to Duluth, returning Mon, May 25, priced at $361 found 2 days ago
Delta
Sat, Apr 18 - Sun, Apr 19
PIT
Pittsburgh
DLH
Duluth
$363 Roundtrip, found 1 day ago
$363
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Apr 18 from Pittsburgh to Duluth, returning Sun, Apr 19, priced at $363 found 1 day ago
Delta
Fri, Apr 10 - Sun, Apr 12
PIT
Pittsburgh
DLH
Duluth
$368 Roundtrip, found 2 hours ago
$368
Roundtrip
found 2 hours ago
Select Delta flight, departing Fri, Apr 10 from Pittsburgh to Duluth, returning Sun, Apr 12, priced at $368 found 2 hours ago
United
Mon, Jul 13 - Wed, Jul 22
PIT
Pittsburgh
DLH
Duluth
$375 Roundtrip, found 4 days ago
$375
Roundtrip
found 4 days ago
Select United flight, departing Mon, Jul 13 from Pittsburgh to Duluth, returning Wed, Jul 22, priced at $375 found 4 days ago

Find the cheapest month to fly from Pittsburgh (PIT) to Duluth (DLH)

June is typically the cheapest month to fly

From $238 - $578 per traveler.

Frequently asked questions

How much does a flight from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Duluth, MN (DLH-Duluth Intl.) cost?
You can find cheap one-way flights from $273 and cheap return flights from $318 Pittsburgh, PA (PIT-Pittsburgh Intl.) to Duluth, MN (DLH-Duluth Intl.) with Expedia. One-way flights usually range from $233 to $721, and return flights typically cost between $373 and $1093. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Pittsburgh, PA (PIT-Pittsburgh Intl.) to Duluth, MN (DLH-Duluth Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Duluth, MN (DLH-Duluth Intl.)?
The cheapest month to fly from PIT to DLH is August when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Duluth, MN (DLH-Duluth Intl.)?
Enter PIT to DLH and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Duluth, MN (DLH-Duluth Intl.)?
United is one of the cheapest airlines offering connecting flights from Pittsburgh Intl. (PIT) to Duluth Intl. (DLH) with return tickets starting from around $724, with a layover in Liberty Intl. (EWR). Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Duluth, MN (DLH-Duluth Intl.)?
To find a cheap flight from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Duluth, MN (DLH-Duluth Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Duluth, MN (DLH-Duluth Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Duluth, MN (DLH-Duluth Intl.)?
The earliest flight from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Duluth, MN (DLH-Duluth Intl.) typically departs at around 6:00 AM, operated by Delta. This service is seasonal and active in June, providing a good opportunity for summer travel. An early flight allows you to make the most of your day in Duluth. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Duluth, MN (DLH-Duluth Intl.)?
The most popular departure times for flights from Pittsburgh (PIT) to Duluth (DLH) are in the early morning, from 6am to 9am. About 37% of passengers prefer this time window. Many major carriers, including Delta Air Lines and United Airlines, offer flights during this window. This timing works well because it allows you to arrive in Duluth with plenty of time to enjoy the day.
How long does it take to fly from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Duluth, MN (DLH-Duluth Intl.)?
Flying from PIT to DLH with a connection usually takes about 5 hours 20 minutes, traveling roughly 738 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Duluth, MN (DLH-Duluth Intl.)?
First class seats are offered on the PIT to DLH route with Delta Air Lines and United Airlines.
How do I earn miles on a Pittsburgh, PA (PIT-Pittsburgh Intl.) to Duluth, MN (DLH-Duluth Intl.) flight with Expedia?
It's easy to earn miles on a Pittsburgh, PA (PIT-Pittsburgh Intl.) to Duluth, MN (DLH-Duluth Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Duluth from Pittsburgh Intl. (PIT)?
If you're planning to travel to Duluth from Pittsburgh Intl. (PIT), you can fly into Duluth Intl. (DLH) Some flights may connect through major hubs like Liberty Intl. (EWR), Washington Dulles Intl. (IAD), LaGuardia (LGA) before reaching Duluth. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Duluth, MN (DLH-Duluth Intl.) at the last minute?
Typically, booking a last minute flight from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Duluth, MN (DLH-Duluth Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Pittsburgh, PA (PIT-Pittsburgh Intl.) to Duluth, MN (DLH-Duluth Intl.) flight and hotel package?
Securing a Pittsburgh, PA (PIT-Pittsburgh Intl.) to Duluth, MN (DLH-Duluth Intl.) Duluth Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Duluth, MN (DLH-Duluth Intl.)?
If you booked your Pittsburgh, PA (PIT-Pittsburgh Intl.) to Duluth, MN (DLH-Duluth Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Pittsburgh Intl.
Destination airport
Duluth Intl.
Airlines serving
Delta, United
Roundtrip price
$318
Distance
738 mi

Book with confidence

Pittsburgh to Duluth Flights

The cheapest times to fly from Pittsburgh to Duluth

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Pittsburgh to Duluth are during the month of August. You can find some of the cheapest flights from Pittsburgh to Duluth with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Pittsburgh to Duluth

Sunday is one of the best days to book for cheap flights from Pittsburgh to Duluth: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Pittsburgh to Duluth

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Pittsburgh to Duluth in 2026. You can also book with separate airlines for your outbound and return journeys, from $273 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Pittsburgh to Duluth flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Pittsburgh to Duluth airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Pittsburgh to Duluth Flights

*Flight schedules are subject to change.

Explore a world of travel with Expedia

*Available to One Key members.