Cheap Flights from Denver (DEN) to Pittsburgh (PIT)

View AU$239 flight on Tue, 18 Aug 2026Opens in a new window

Popular airlines from Denver International Airport (DEN) to Pittsburgh International Airport (PIT)

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Cheap Flights from Denver (DEN) to Pittsburgh (PIT)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much is a flight from DEN to PIT?
The lowest price advertised for a round-trip journey between Denver Intl. Airport (DEN) and Pittsburgh Intl. Airport (PIT) is . But you better move fast. This price is based on fares available within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from DIA airport to PIT?
Each air carrier has its own set of terms and conditions. If you do decide to cancel, follow the instructions on our Customer Service Portal.
How do I find cheap flights from DIA airport to PIT that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Denver Intl. Airport (DEN) to Pittsburgh Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Denver Airport to Pittsburgh Intl. Airport (PIT)?
It's around 2 100 kilometres between Denver and Pittsburgh, so expect to be in your seat for a while. Keep yourself occupied by packing things like playing cards (if you're travelling with friends) or a gripping book.
Which airlines fly direct from Denver Intl. Airport (DEN) to Pittsburgh Airport?
With 60 flights every month from DEN to Pittsburgh Intl. Airport (PIT), United Airlines (UA) is a great choice. Operating 56 flights a month on this route, Southwest Airlines (WN) is another fantastic option.
Are Denver Intl. Airport (DEN) to PIT flight tickets cheaper when they're purchased at the last minute?
Tickets from Denver Intl. Airport (DEN) to PIT are available up to 12 months prior to departure on Expedia. And although you may nab a great last-minute deal, it's not something you should count on. Also, booking your flights in advance means you'll have more choices — and you can avoid getting stuck in the dreaded middle seat! We regularly update our fares to bring you the biggest bargains, so check back often for all the latest specials.

Frequently asked questions

What is the cheapest month to fly from Denver, CO (DEN-Denver Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.)?
August is typically the cheapest month to fly from Denver, CO (DEN-Denver Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.), with average return fares around 449 AUD. This is about 24% lower than the average price throughout the year. August often sees lower prices as the peak summer travel season begins to wind down. Other cheap months to fly from Denver, CO (DEN-Denver Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.) include September and October.
Which airlines fly direct from Denver, CO (DEN-Denver Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.)?
Enter DEN to PIT and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Denver, CO (DEN-Denver Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.)?
To find a cheap flight from Denver, CO (DEN-Denver Intl.) to Pittsburgh, PA (PIT-Pittsburgh 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 airline to fly with from Denver, CO (DEN-Denver Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.)?
The best airline to fly with from Denver, CO (DEN-Denver Intl.) (DEN) to Pittsburgh, PA (PIT-Pittsburgh Intl.) (PIT) will differ from traveller to traveller. If you like to fly early, WN offers early morning flights. If price is the most important factor, F9 typically offers the lowest fares. WN offers the most daily flights from Denver, CO (DEN-Denver Intl.) (DEN) to Pittsburgh, PA (PIT-Pittsburgh Intl.) (PIT), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Denver, CO (DEN-Denver Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.)?
The best time to fly from Denver, CO (DEN-Denver Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.) is typically August or September. Based on booking data from the past year, these months offer the most affordable return flights, with average prices around 449 AUD. This can be a great time to travel as the summer crowds start to thin out, potentially offering a more relaxed experience at your destination.
How many flights per day from Denver, CO (DEN-Denver Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.)?
There are approximately 5 nonstop flights per day from Denver International (DEN) to Pittsburgh International (PIT). For even more choice, look at flights that include layovers, as there are around 157 connecting flights per day. Some common connection points include O'Hare International (ORD), Portland International (PDX), and Hartsfield-Jackson Atlanta International (ATL).
What is the earliest flight from Denver, CO (DEN-Denver Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.)?
The earliest flight from Denver International Airport (DEN) to Pittsburgh International Airport (PIT) typically departs at approximately 12:00 AM local time, operated by F9. This is a seasonal service active in June, September, and October. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Denver, CO (DEN-Denver Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.)?
You'll typically find the most flights from Denver, CO (DEN-Denver Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.) on a Friday, with around 94 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include WN, UA, and AA. Fridays offer notably more flight options compared to other days of the week.
What are the most popular departure times for flights from Denver, CO (DEN-Denver Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.)?
The most popular departure times for flights from Denver Intl. (DEN) to Pittsburgh Intl. (PIT) are in the morning, from 9am to 12pm. Around 31 AUD% of passengers reckon this time's best. Heaps of major carriers, including Southwest Airlines, United Airlines and American Airlines, offer flights during this window. This timing works well because it allows you to start your travel day without an overly early wake-up, and you'll arrive in Pittsburgh with plenty of time for afternoon activities or business.
How long does it take to fly from Denver, CO (DEN-Denver Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.)?
Direct flights from DEN to PIT usually take about 3 hours, traveling roughly 1,286 miles. If you opt for a connecting flight, expect to add around 4 hours 30 minutes to your journey. 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 Denver, CO (DEN-Denver Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.)?
Select the "Business class" and "First class" filters when looking for DEN to PIT flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Denver, CO (DEN-Denver Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.) flight with Expedia?
It's easy to earn miles on a Denver, CO (DEN-Denver Intl.) to Pittsburgh, PA (PIT-Pittsburgh 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 Pittsburgh from Denver Intl. (DEN)?
From Denver Intl. (DEN), you can fly directly into Pittsburgh Intl. (PIT) to reach Pittsburgh. Some flights may connect through major hubs like Portland Intl. (PDX), San Diego Intl. (SAN), Eppley Field (OMA) before reaching Pittsburgh. 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 Denver, CO (DEN-Denver Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.) at the last minute?
Typically, booking a last minute flight from Denver, CO (DEN-Denver Intl.) to Pittsburgh, PA (PIT-Pittsburgh 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 Denver, CO (DEN-Denver Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.) flight and hotel package?
Securing a Denver, CO (DEN-Denver Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.) flight and hotel package 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 Denver, CO (DEN-Denver Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.)?
If you booked your Denver, CO (DEN-Denver Intl.) to Pittsburgh, PA (PIT-Pittsburgh 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
Denver Intl.
Destination airport
Pittsburgh Intl.
Distance
2057 km
Average flight time
5 hours 6 mins

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