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$120 Cheap Flights from Pittsburgh (PIT) to Denver (DEN)

View $120 flight on Mon, Oct 12, 2026Opens in a new window

Popular airlines from Pittsburgh Intl. Airport (PIT) to Denver Intl. Airport (DEN)

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Cheap Flights from Pittsburgh to Denver (PIT-DEN)

Prices were available within the past 7 days and start at $120 for one-way flights and $213 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, Oct 24 - Thu, Oct 29
PIT
Pittsburgh
DEN
Denver
$213 Roundtrip, found 20 hours ago
$213
Roundtrip
found 20 hours ago
Select United flight, departing Sat, Oct 24 from Pittsburgh to Denver, returning Thu, Oct 29, priced at $213 found 20 hours ago
United
Sat, Oct 24 - Thu, Oct 29
PIT
Pittsburgh
DEN
Denver
$223 Roundtrip, found 20 hours ago
$223
Roundtrip
found 20 hours ago
Select United flight, departing Sat, Oct 24 from Pittsburgh to Denver, returning Thu, Oct 29, priced at $223 found 20 hours ago
Southwest Airlines
Tue, Oct 20 - Thu, Oct 29
PIT
Pittsburgh
DEN
Denver
$223 Roundtrip, found 13 hours ago
$223
Roundtrip
found 13 hours ago
Select Southwest Airlines flight, departing Tue, Oct 20 from Pittsburgh to Denver, returning Thu, Oct 29, priced at $223 found 13 hours ago
Southwest Airlines
Wed, Oct 21 - Thu, Oct 29
PIT
Pittsburgh
DEN
Denver
$224 Roundtrip, found 1 day ago
$224
Roundtrip
found 1 day ago
Select Southwest Airlines flight, departing Wed, Oct 21 from Pittsburgh to Denver, returning Thu, Oct 29, priced at $224 found 1 day ago
Delta
Tue, Oct 20 - Thu, Oct 29
PIT
Pittsburgh
DEN
Denver
$233 Roundtrip, found 13 hours ago
$233
Roundtrip
found 13 hours ago
Select Delta flight, departing Tue, Oct 20 from Pittsburgh to Denver, returning Thu, Oct 29, priced at $233 found 13 hours ago
Southwest Airlines
Tue, Oct 20 - Thu, Oct 29
PIT
Pittsburgh
DEN
Denver
$234 Roundtrip, found 13 hours ago
$234
Roundtrip
found 13 hours ago
Select Southwest Airlines flight, departing Tue, Oct 20 from Pittsburgh to Denver, returning Thu, Oct 29, priced at $234 found 13 hours ago
United
Sat, Oct 24 - Fri, Oct 30
PIT
Pittsburgh
DEN
Denver
$235 Roundtrip, found 18 hours ago
$235
Roundtrip
found 18 hours ago
Select United flight, departing Sat, Oct 24 from Pittsburgh to Denver, returning Fri, Oct 30, priced at $235 found 18 hours ago
United
Tue, Jan 26 - Wed, Feb 3
PIT
Pittsburgh
DEN
Denver
$236 Roundtrip, found 8 hours ago
$236
Roundtrip
found 8 hours ago
Select United flight, departing Tue, Jan 26 from Pittsburgh to Denver, returning Wed, Feb 3, priced at $236 found 8 hours ago
Frontier Airlines
Mon, Oct 19 - Wed, Oct 21
PIT
Pittsburgh
DEN
Denver
$238 Roundtrip, found 1 hour ago
$238
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Mon, Oct 19 from Pittsburgh to Denver, returning Wed, Oct 21, priced at $238 found 1 hour ago
American Airlines
Wed, Sep 9 - Mon, Sep 14
PIT
Pittsburgh
DEN
Denver
$277 Roundtrip, found 7 hours ago
$277
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Wed, Sep 9 from Pittsburgh to Denver, returning Mon, Sep 14, priced at $277 found 7 hours ago

Alternative airports near Denver

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Denver Intl. DEN. Cheapest option available. Average driving time to city center is 32 minutes. Flights from $412
DEN
Denver Intl.
Cheapest
Average driving time to city center32 min
Flights from $412

Find the cheapest month to fly from Pittsburgh (PIT) to Denver (DEN)

August is typically the cheapest month to fly

From $211 - $351 per traveler.

What you need to know for your flight from Pittsburgh Intl. to Denver Intl.

Pittsburgh (PIT) to Denver (DEN) at a glance

Travel from Pittsburgh (PIT) to Denver (DEN) with a range of airlines on this domestic short-haul route. Discover options for both low-cost and full-service carriers to help you find the best airfare that aligns with your budget and travel schedule. Whether you’re seeking cheap flights from Pittsburgh or a convenient itinerary, you can explore Denver's iconic attractions and neighborhoods with ease. Check out essential details for flights departing from Pittsburgh International Airport to Denver International Airport.

  • Fastest flight duration: around 3h 30m non-stop
  • Route distance: roughly 1,300 miles (2,090 km)
  • Flights per week: around 25+ flights with multiple daily departures on average
  • Typical fares (one-way): economy tickets often range from $85–$510, depending on seasonality and how far ahead you book

Flights from Pittsburgh International Airport (PIT) to Denver International Airport (DEN)

Based on the latest traveler bookings, here are the top airlines flying from Pittsburgh to Denver, favored for their non-stop and one-stop options. Popular layovers include O'Hare International Airport (ORD) with a 55-minute layover, John F. Kennedy International Airport (JFK) also with a 55-minute layover, and Logan International Airport (BOS) with a 2-hour layover. These choices allow you to balance cost, total travel time, and cabin class to create the ideal travel itinerary.

  • United: This full-service airline provides both non-stop and one-stop flights, boasting one-way fares generally between $100 and $520. United represents about 52% of the departures on this route, with a standard non-stop flying duration of 3 hours and 30 minutes.
  • Southwest Airlines: Known as a budget-friendly option, Southwest offers non-stop and one-stop service, with one-way prices typically ranging from $95 to $510. This airline accounts for roughly 31% of departures, maintaining a usual non-stop flight time of 3 hours and 30 minutes.
  • Frontier Airlines: As a low-cost carrier, Frontier provides non-stop and one-stop options, with one-way fares usually falling between $85 and $255. It covers about 5% of the departures on this route, featuring a typical non-stop journey time of 3 hours and 30 minutes.
  • American Airlines: This full-service airline offers one-stop flights, with one-way fares generally ranging from $85 to $505. American accounts for around 4% of the departures, with an in-flight duration of 5 hours and 15 minutes, totaling about 6 hours and 45 minutes including layovers.
  • JetBlue Airways: JetBlue serves as a low-cost carrier providing one-stop service, with one-way fares typically between $100 and $405. It also comprises approximately 4% of departures on this route, with an in-flight time of 5 hours and 15 minutes, leading to a total travel time of about 6 hours and 45 minutes when including a layover.

Travelers flying from Pittsburgh to Denver can opt for an upgrade, as both United and American Airlines provide first-class seating for this route.

Best time to fly from Pittsburgh (PIT) to Denver (DEN)

The most popular months for travelers flying from Pittsburgh to Denver are March, July, and August, when peak temperatures in Denver reach up to 72.1°F in July. If you prefer quieter travel, consider November, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 38.5°F. For better deals, August usually offers the lowest average one-way fare around $206. Flight availability peaks in July, with approximately 37 flights per week, making it easier to find convenient departure times. January has the fewest flights, with approximately 17 flights per week.

  • Cheapest time to fly: August usually offers good deals with average one-way fare around $206, roughly 16% cheaper than the yearly average.
  • More budget-friendly months to fly: October and September typically offer average one-way fares of around $207.
  • Most flight options: July has the highest number of flights from Pittsburgh to Denver, with approximately 37 flights per week, giving you more flexibility in scheduling your trip.
calendar iconMonthtemperature iconTemperaturecrowd level iconDemandflights iconWeekly Flightsprice iconAverage one-way Fare
January28.4°F (-2.0°C)Average17$267
February28.6°F (-1.9°C)Average18$261
March38.5°F (3.6°C)Slightly High21$296
April45.3°F (7.4°C)Average21$276
May54.0°F (12.2°C)Slightly Low31$262
June66.9°F (19.4°C)Average33$229
July72.1°F (22.3°C)Slightly High37$227
August71.2°F (21.8°C)Slightly High34$206
September65.1°F (18.4°C)Average31$207
October50.2°F (10.1°C)Average32$207
November38.5°F (3.6°C)Slightly Low32$234
December28.9°F (-1.7°C)Slightly Low26$283

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

Alternative route from Pittsburgh (PIT) to Denver (DEN)

  • Pittsburgh to Colorado Springs (PIT-COS): Colorado Springs Airport (COS) is located roughly 73 miles from Denver International Airport (DEN). One-way economy fares for this journey generally fall between $130 and $450, influenced by the season and how far in advance you book. This route is commonly served by both one-stop and multi-stop flights, with frequent layovers at Denver International Airport (DEN) and Dallas-Fort Worth International Airport (DFW). Major airlines operating on this route include Southwest Airlines, a low-cost carrier, and United. Additionally, first-class service is offered on this route.

How to find the best prices for flights from Pittsburgh (PIT) to Denver (DEN)

Getting some of the best deals on flights from Pittsburgh to Denver is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are typically found when booking 2-8 weeks in advance, which coincides with when most travelers make their reservations. Evening departures (6 PM-12 AM) usually offer lower prices, while morning flights (5 AM-12 PM) are the most popular. Additionally, flying on Monday generally provides cheaper prices, although Friday is the most favored travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Denver International Airport from Pittsburgh International Airport

Denver welcomes travelers from Pittsburgh with a range of transport options based on price, convenience, and proximity. Here's how to reach Denver efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Denver, with private rides that can be arranged in advance.
  • Car rental: Renting a car from Denver International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Denver International Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Denver International Airport, Jeppesen Terminal Station, a metro station, is conveniently located just 0.1 miles away on foot, providing easy access for travelers to the city.

Frequently asked questions

How much does a flight from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Denver, CO (DEN-Denver Intl.) cost?
You can find cheap one-way flights from $120 and cheap return flights from $213 Pittsburgh, PA (PIT-Pittsburgh Intl.) to Denver, CO (DEN-Denver Intl.) with Expedia. One-way flights typically cost between $119 and $814, and return flights often range between $353 and $1768. 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 Denver, CO (DEN-Denver 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 Denver, CO (DEN-Denver Intl.)?
The cheapest month to fly from PIT to DEN is October 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 Denver, CO (DEN-Denver Intl.)?
Choose from 2 airlines operating direct flights from PIT to DEN:

  • United operates around 19 direct flights from PIT to DEN every week
  • Frontier Airlines operates around 7 direct flights from PIT to DEN every week

What is the cheapest airline that flies from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Denver, CO (DEN-Denver Intl.)?
Alaska Airlines is one of the cheapest airlines offering connecting flights from Pittsburgh Intl. (PIT) to Denver Intl. (DEN), with round-trip tickets starting from around $300. 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 Denver, CO (DEN-Denver Intl.)?
To find a cheap flight from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Denver, CO (DEN-Denver 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 Pittsburgh, PA (PIT-Pittsburgh Intl.) to Denver, CO (DEN-Denver Intl.)?
The best airline to fly with from Pittsburgh (PIT) to Denver (DEN) will differ from traveler to traveler. If you like to fly early, WN offers early morning flights. If price is the most important factor, Frontier Airlines typically offers the lowest fares. WN offers the most daily flights from PIT to DEN, 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 Pittsburgh, PA (PIT-Pittsburgh Intl.) to Denver, CO (DEN-Denver 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.
How many flights per day from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Denver, CO (DEN-Denver Intl.)?
On average, there are around 5 nonstop flights per day from Pittsburgh Intl. (PIT) to Denver Intl. (DEN). For more options, look at flights that include layovers.
What is the earliest flight from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Denver, CO (DEN-Denver Intl.)?
The earliest flight from Pittsburgh International Airport (PIT) to Denver International Airport (DEN) typically departs at 5:00 AM local time, operated by American Airlines. This seasonal service is active in January, giving you a head start on your day in Denver. 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 Denver, CO (DEN-Denver Intl.)?
The most popular departure times for flights from Pittsburgh (PIT) to Denver (DEN) are in the early morning, from 6am to 9am. About 30% of passengers prefer this time window. Many major carriers, including American Airlines, United and Delta offer flights during this window. This timing is popular because it allows travelers to arrive in Denver with a full day ahead of them.
How long does it take to fly from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Denver, CO (DEN-Denver Intl.)?
A nonstop flight from PIT to DEN typically takes around 3 hours 30 minutes, covering approximately 1,286 miles. Connecting flights on this route usually add 4 hours 20 minutes to your travel time. 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 Denver, CO (DEN-Denver Intl.)?
First class is available on flights from PIT to DEN. First class cabins are available on:

  • United Airlines
  • Delta Air Lines
  • American Airlines

How much is a business class flight from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Denver, CO (DEN-Denver Intl.)?
A direct, return business class ticket from Pittsburgh, PA (PIT) to Denver, CO (DEN) typically costs between $1,355 - $1,932. Prices often fluctuate based on seasonality and how early you book. You may also be able to find a cheaper business class journey between Pittsburgh, PA (PIT-Pittsburgh Intl.) to Denver, CO (DEN-Denver Intl.) if you opt for a connecting flight.*Prices based on flights available on Expedia in the last year.
How do I earn miles on a Pittsburgh, PA (PIT-Pittsburgh Intl.) to Denver, CO (DEN-Denver Intl.) flight with Expedia?
It's easy to earn miles on a Pittsburgh, PA (PIT-Pittsburgh Intl.) to Denver, CO (DEN-Denver 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 Denver from Pittsburgh Intl. (PIT)?
If you're planning to travel to Denver from Pittsburgh Intl. (PIT), you can fly into Denver Intl. (DEN) Some flights may connect through major hubs like Seattle - Tacoma Intl. (SEA), Midway Intl. (MDW), Nashville Intl. (BNA) before reaching Denver. 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 Denver, CO (DEN-Denver Intl.) at the last minute?
Typically, booking a last minute flight from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Denver, CO (DEN-Denver 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 Denver, CO (DEN-Denver Intl.) flight and hotel package?
Securing a Pittsburgh, PA (PIT-Pittsburgh Intl.) to Denver, CO (DEN-Denver Intl.) Denver 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 Denver, CO (DEN-Denver Intl.)?
If you booked your Pittsburgh, PA (PIT-Pittsburgh Intl.) to Denver, CO (DEN-Denver 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
Denver Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, Southwest Airlines, United
Roundtrip price
$212
Distance
1285 mi
Average flight time
1 hour 20 mins

Book with confidence

Pittsburgh to Denver Flights

The cheapest times to fly from Pittsburgh to Denver

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 Denver are during the month of October. You can find some of the cheapest flights from Pittsburgh to Denver with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Pittsburgh to Denver

Sunday is one of the best days to book for cheap flights from Pittsburgh to Denver: 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 Denver

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 Denver in 2026. You can also book with separate airlines for your outbound and return journeys, from $120 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 Denver 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 Denver 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 Denver Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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