$84 Flights from Pittsburgh International (PIT) to Denver International (DEN)

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Flight deals from Pittsburgh International to Denver International

Looking for a cheap last-minute deal or the best round-trip flight from Pittsburgh International to Denver International? Find the lowest prices on one-way and round-trip tickets right here.

Find the cheapest month to fly from Pittsburgh International to Denver International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Pittsburgh International to Denver International flights are currently cheapest in January.

Direct flights from Pittsburgh International to Denver International

Pittsburgh International to Denver International: Alternative routes

Compare routes from Pittsburgh International to Denver below. You may find an airport to fly into that's cheaper, faster, or easier than Denver International.

Pittsburgh to Denver: Flight information

The things to know before you go.
Cheapest flight found$84
Cheapest month to flyJanuary
Average flight time3 hrs, 35 mins
Most popular airlineUnited
Average flights per week26

Finding cheap flights from Pittsburgh International to Denver International: Frequently asked questions

The best price we found for a round-trip flight from Pittsburgh International to Denver International is $171. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
3 hours and 35 minutes is the average flight time from Pittsburgh International to Denver International.
United, Southwest Airlines and Frontier Airlines fly direct from Pittsburgh International to Denver International.
There are 26 flights per week flying from Pittsburgh International to Denver International, as of December 2025.
The cheapest month to fly from Pittsburgh International to Denver International is usually January.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Pittsburgh International Airport to Denver International Airport on Tuesday, January 27, 2026.
Yes – the average flight time is 3 hours and 35 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Denver International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Denver is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Spirit Airlines and Frontier Airlines offer the cheapest flight tickets to Denver International.

Traveling from Pittsburgh International Airport (PIT) to Denver International Airport (DEN): what you need to know

  • Around 3 hours 30 minutes is how long you can expect to be traveling on a direct flight from Pittsburgh International Airport to Denver International Airport.

  • Denver is two hours behind Pittsburgh and follows the UTC-6 timezone.

  • Take your pick of 38 weekly Pittsburgh International Airport to Denver International Airport flights. The 05:00 departure with Southwest Airlines is the earliest flight you can take. Frontier Airlines operates the latest service of the day at 22:38.

  • To ensure you get on your PIT to DEN flight, leave plenty of time for things like check-in and baggage drop. Turning up two hours before international departures and one hour before domestic flights is the standard rule.

  • Flying during a peak month such as July? Major public holidays and other popular periods can result in longer lines and delays at security. Play it safe and arrive up to four hours before international flights and two hours before domestic departures.

  • You'll find a range of airlines operating direct flights from Pittsburgh International Airport to Denver International Airport. When you're ready to start your Denver vacation, let one of these carriers fly you to this exciting part of United States:

  • The airline that serves the most passengers on this route is Frontier Airlines.

  • With an impressive 82.5% of services arriving on schedule, United Airlines is the most punctual carrier offering PIT to DEN flights.

  • We make it a breeze to book a flight with a stopover. To see all your options for tickets from Pittsburgh International Airport to Denver International Airport, deselect 'Direct flights only.' Then, choose a flight with a stop long enough to visit your chosen city. Some great stopovers between PIT and DEN include:

    • Lambert-St. Louis International Airport

    • Nashville International Airport

    • Chicago Midway International Airport

How to find the cheapest flights from Pittsburgh International Airport (PIT) to Denver International Airport (DEN)

  • $84 is the best price for a one-way Pittsburgh International Airport to Denver International Airport flight. Return flights start from $171. These prices can change based on availability.

  • Get cheap tickets from PIT to DEN by booking nine months ahead. According to our research, that's the sweet spot for picking up a bargain.

  • Organize your trip for August. That's the cheapest month for flights from Pittsburgh International Airport to Denver International Airport. If your travel dates are flexible, try out the 'Whole month' tool to find the cheapest airfare across each month.

  • Save time searching for cheap flights from PIT to DEN by creating a Price Alert. You'll receive an email or notification on the app when fares go down.

  • Secure the ideal flight for you with the help of the filters. To see the 'Fastest,' 'Cheapest' or 'Best' flights from Pittsburgh International Airport to Denver International Airport, use the 'Sort by' function. You can also filter results by airline, arrival and departure times, and journey duration.

Handy information about Pittsburgh International Airport (PIT)

  • PIT's address is 1000 Airport Boulevard.

  • When it comes to Pittsburgh International Airport's on-time performance, data shows 76.88% of flights arrive within the expected timeframe.

  • Pittsburgh International Airport is about 17 miles from central Pittsburgh. If you're driving, catching a cab or ride-sharing from the center, it'll take you 25 minutes or so to get there, depending on the traffic.

  • Looking for a handy hotel near PIT? If you're catching an early flight from Pittsburgh International Airport to Denver International Airport, these stays will have you moments from your departure lounge:

Arriving at Denver International Airport (DEN)

  • After your Pittsburgh International Airport to Denver International Airport flight has touched down, kick back at a nearby hotel. Baymont by Wyndham Denver International Airport is a convenient option that's not too far from DEN.

  • Get your adventure underway by picking up a Denver International Airport rental car. Grab a set of wheels from Routes Car Rentals, Dollar or Budget to explore Denver and beyond.

  • Lock in the best rate by booking your vehicle from Denver International Airport about one week before your travel date.

Getting from Denver International Airport (DEN) to central Denver

  • You'll find DEN at 8500 Pena Boulevard.

  • Denver International Airport is approximately 25 miles from central Denver. Driving there takes about 35 minutes.

  • It'll take around 1 hour 30 minutes to get there by public transport.

When to fly to Denver International Airport (DEN)

  • It's time to choose your trip dates for your flight from Pittsburgh International Airport to Denver International Airport. July is the most popular month to head to Denver. If you're after a more relaxed vibe, go in April.

  • Before locking in your flight from Pittsburgh International Airport to Denver International Airport, consider the type of weather you like. July is the warmest month in Denver, with the temperature ranging from 57ºF to 90ºF.

  • Search for cheap tickets from PIT to DEN in January if you like cooler conditions. Temperatures are at their lowest around then, ranging between 16ºF and 45ºF on average.

Explore more of United States

  • Denver is always a good idea, but there are so many other corners of United States just waiting to be discovered. About 65 miles south of Denver, a visit to Colorado Springs will keep your itinerary packed. Start with leading sights like US Northern Command (USNORTHCOM) / North American Aerospace Defense Command (NORAD) Headquarters, Cheyenne Mountain Air Force Station and National Strength and Conditioning Association (NSCA).

  • If there's time to check out another great destination in United States, head for Aurora, about 8 miles east of Denver. Magellan's Travel Solutions and Gear, The Fairways at Lowry and Retired Enlisted Association Inc are the start of reasons to visit.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.