Route guide · 1,287 miles
Cheap Flights from Pittsburgh to Denver
PIT → DEN · Nonstop 3h 7m · Live round-trip fares
If Denver is next on your list, here's the honest picture on fares from Pittsburgh. The trip covers about 1,287 miles and takes roughly 3h 7m in the air. Prices on this route reward planners: booking 3–6 weeks ahead is the sweet spot, and the lowest fares tend to sell out fast.
Live fares for PIT → DEN are updating. Use the search below for real-time prices.
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Flight time
3h 7m
Nonstop, typical
Distance
1,287 mi
PIT → DEN
Book ahead
3–6 weeks
Best window, typically
Nonstop airlines
2
United Airlines, Southwest Airlines
Nonstop flights from Pittsburgh to Denver
Want to skip the layover? Nonstops from Pittsburgh to Denver are flown by United Airlines, Southwest Airlines, getting you there in about 3h 7m. For the lowest fares, book around 3–6 weeks before departure — last-minute nonstops on this route rarely come cheap.
Booking insights: Pittsburgh → Denver
- Distance: 1,287 miles · nonstop flight time: 3h 7m.
- Rule of thumb for this route: the sweet spot is usually 3–6 weeks before departure.
- Tuesday and Wednesday departures usually undercut Friday and Sunday fares on routes like this one.
- Set a free Airfare Deal alert instead of checking daily — the best fares can sell out in hours.
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Flying from Pittsburgh to Denver: what you need to know
The flight
Pittsburgh to Denver is a proper cross-country leg — 1,287 miles and around 3h 7m in the air nonstop. Download entertainment before you board, bring a full water bottle, and think about the time change: even a two-hour shift can leave you groggy if you land late and start early.
Airlines on this route
United Airlines and Southwest Airlines fly this route nonstop. That matters more than it sounds: the cheapest fare on one carrier is rarely the same product as the cheapest on another. Checked-bag fees, free seat selection and change rules all differ, so compare the full trip cost before you pick a winner. See our airline guides for exactly what each carrier charges — then send an enquiry and we'll confirm the all-in price for your dates.
Leaving from Pittsburgh (PIT)
Plan to be at the airport two hours before a domestic departure — ninety minutes can work at smaller airports outside peak times, but security lines are the one variable you can't control. If you're checking a bag, add time rather than cutting it close. Our Pittsburgh airport guide covers terminals, parking and ground transport so you can plan the trip to the airport, not just the flight.
Arriving in Denver (DEN)
Before you land, know how you're getting from the airport to where you're staying — it's the part of the trip people forget to plan. The Denver airport guide lays out your ground options, from transit and shuttles to rideshares and rental cars. Flying back the other way? Check Denver to Pittsburgh fares — prices on the return direction often move on a different rhythm.
When to book
For a trip of 1,287 miles, booking 3–6 weeks ahead typically lands you in the sweet spot. Leave it to the final two weeks and prices usually climb as the cheapest seats sell out. If your dates are flexible, midweek departures are where the lower fares hide on most domestic routes.
Good to know before you go
- Basic economy fares often exclude checked bags and seat selection. Price the whole trip, not the headline fare.
- Get to the airport two hours before departure; security, not the flight, is the part that runs late.
- If you're traveling with only a carry-on, you can skip the bag-drop line entirely with mobile check-in.
- Download the airline's app before you fly; gate changes and delays show up there first.
- Nonstop time on this route is about 3h 7m — a one-stop itinerary needs to be a lot cheaper to be worth the extra hours.
Pittsburgh to Denver flight FAQs
How long is the flight from PIT to DEN?
Plan on about 3h 7m in the air for a nonstop from Pittsburgh to Denver — the route runs roughly 1,287 miles. Connecting flights typically add 2–4 hours.
Are there nonstop flights from Pittsburgh to Denver?
Yes — look for United Airlines, Southwest Airlines on this route. Nonstop seats are usually priced best 3–6 weeks before departure.
What is the cheapest month to fly from Pittsburgh to Denver?
Fares from Pittsburgh to Denver tend to ease outside the peak summer and holiday rush — the late-summer and early-fall shoulder weeks are usually kinder on the wallet. Set a free Airfare Deal alert and we'll flag the dips for your dates.
How much are last minute flights from PIT to DEN?
Book inside the final week and you'll usually pay a premium on PIT to DEN. Fares booked 3–6 weeks ahead are almost always kinder.
What is a good round-trip deal from Pittsburgh to Denver?
A good deal is anything at or below the recent fares shown above. Set a free Airfare Deal alert and we'll ping you the moment fares drop.
Which airlines fly from Pittsburgh to Denver?
The main carriers on this route are United Airlines, Southwest Airlines. Comparing all of them on the live search below usually surfaces the lowest fare for your dates.
How early should I get to Pittsburgh airport for this flight?
Plan on two hours before departure for a domestic flight — ninety minutes can work at smaller airports outside peak times. If you're checking a bag, earlier is better; the bag-drop line, not the flight, is what runs late.
Do the cheapest fares on this route include a checked bag?
Usually not. Basic economy fares on most airlines include a carry-on but charge extra for checked bags, and seat selection can cost more too. Add up the real total before comparing — a slightly higher regular fare sometimes works out cheaper. Our team confirms the full breakdown with you before you pay.
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