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$101+ Cheap flights from Pittsburgh to Denver (PIT - DEN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/20. Fares are subject to change and may not be available on all flights or dates of travel.
PIT — DEN
Aug 16 — Aug 231
Sun 8/16
Sun 8/23
1 adult, Economy
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Find cheap flights from Pittsburgh to Denver with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

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Cheapflights Tip: The best prices from Pittsburgh to Denver Intl are usually found in October or November, booked 55 days in advance, depart on a Tuesday or Friday and return on a Friday

Cheap flight deals from Pittsburgh to Denver

Cheapest flights from Pittsburgh to Denver
Explore the most affordable flight options available from Pittsburgh to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 17, 2026.

This United Airlines deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/14:57 pm
PIT
-
DEN
Nonstop3h 28m
United Airlines
Sat 9/55:38 pm
DEN
-
PIT
Nonstop3h 07m
United Airlines
Deal found 7/17$333
This Kiwi.com deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/3111:50 am
PIT
-
DEN
1 stop13h 42m
Multiple Airlines
Thu 8/136:30 am
DEN
-
PIT
2 stops14h 16m
Multiple Airlines
Deal found 7/17$334
This Kiwi.com deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/27:11 pm
PIT
-
DEN
1 stop21h 12m
Multiple Airlines
Thu 8/138:01 am
DEN
-
PIT
1 stop13h 09m
Multiple Airlines
Deal found 7/17$335
This Southwest deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/810:10 am
PIT
-
DEN
2 stops7h 00m
Southwest
Tue 9/1511:15 am
DEN
-
PIT
2 stops8h 15m
Southwest
Deal found 7/15$337
This JetBlue deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/76:00 am
PIT
-
DEN
1 stop8h 57m
JetBlue
Mon 9/143:15 pm
DEN
-
PIT
1 stop6h 29m
JetBlue
Deal found 7/15$339
This American Airlines deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/34:06 pm
PIT
-
DEN
1 stop9h 53m
American Airlines
Tue 9/86:15 am
DEN
-
PIT
1 stop5h 20m
American Airlines
Deal found 7/16$340
This CheapOair deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/37:13 pm
PIT
-
DEN
1 stop14h 54m
Frontier
Wed 8/53:08 pm
DEN
-
PIT
1 stop25h 07m
Frontier
Deal found 7/15$341
This American Airlines deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/244:06 pm
PIT
-
DEN
1 stop10h 11m
American Airlines
Mon 9/288:18 am
DEN
-
PIT
1 stop9h 38m
American Airlines
Deal found 7/15$342
This Kiwi.com deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/107:13 pm
PIT
-
DEN
2 stops21h 18m
Multiple Airlines
Thu 8/138:01 am
DEN
-
PIT
1 stop13h 09m
Multiple Airlines
Deal found 7/16$343
This Kiwi.com deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/295:20 pm
PIT
-
DEN
2 stops24h 33m
Multiple Airlines
Thu 8/68:01 am
DEN
-
PIT
1 stop13h 09m
Multiple Airlines
Deal found 7/14$344
This Orbitz deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/37:10 am
PIT
-
DEN
1 stop7h 34m
Multiple Airlines
Sun 9/66:00 am
DEN
-
PIT
1 stop10h 15m
Multiple Airlines
Deal found 7/15$345

Find flight deals from Pittsburgh to Denver

Discover tips and strategies to find the most affordable flight options for your journey from Pittsburgh (PIT) to Denver (DEN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 17, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$333
(Expedia)

One-way from

$101
(Kiwi.com)

Popular in

March

Cheapest in

October

Average price

$516

Good round-trip deal

$409 or less

Good one-way deal

$222 or less
Provider with most accurate pricing for Pittsburgh-Denver Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Pittsburgh-Denver Intl flights.
Search Deals
From Pittsburgh to Denver Intl
Search Deals
One-way flight from Pittsburgh to Denver Intl
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($37 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Pittsburgh to Denver Intl.
Search Deals
Price to beat on a one-way flight from Pittsburgh to Denver Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pittsburgh to Denver that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 17, 2026.
Use the filters below to find and compare flights from Pittsburgh to Denver that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PittsburghDenver

PIT - DEN

PITDEN

Pittsburgh

Thu 9/24

7:15 am-1:35 pm

2 stops8h 20m

Denver Intl

Mon 9/28

9:00 am-6:45 pm

1 stop7h 45m

$358

PittsburghDenver

PIT - DEN

PITDEN

Pittsburgh

Fri 10/16

7:50 pm-12:45 am

1 stop6h 55m

Denver Intl

Mon 10/19

6:45 pm-11:40 pm

Nonstop2h 55m

$364
Quickest round-trip

PittsburghDenver

PIT - DEN

PITDEN

Pittsburgh

Thu 9/3

5:50 am-7:05 am

Nonstop3h 15m

Denver Intl

Mon 9/7

6:00 pm-11:10 pm

Nonstop3h 10m

$380

PittsburghDenver

PIT - DEN

PITDEN

Pittsburgh

Thu 8/13

7:15 am-1:35 pm

2 stops8h 20m

Denver Intl

Wed 8/19

11:15 am-8:45 pm

2 stops7h 30m

$389

PittsburghDenver

PIT - DEN

PITDEN

Pittsburgh

Sat 9/5

6:20 am-10:50 am

2 stops6h 30m

Denver Intl

Mon 9/7

5:00 am-12:35 pm

1 stop5h 35m

$389

PittsburghDenver

PIT - DEN

PITDEN

Pittsburgh

Wed 8/19

6:10 am-11:25 am

1 stop7h 15m

Denver Intl

Sun 8/23

6:35 pm-11:35 pm

Nonstop3h 00m

$390

PittsburghDenver

PIT - DEN

PITDEN

Pittsburgh

Thu 8/20

4:57 pm-6:25 pm

Nonstop3h 28m

Denver Intl

Tue 8/25

5:38 pm-10:45 pm

Nonstop3h 07m

$397

PittsburghDenver

PIT - DEN

PITDEN

Pittsburgh

Tue 10/27

4:42 pm-6:21 pm

Nonstop3h 39m

Denver Intl

Fri 10/30

3:35 pm-11:47 pm

1 stop6h 12m

$407

PittsburghDenver

PIT - DEN

PITDEN

Pittsburgh

Thu 8/20

7:52 pm-11:53 pm

1 stop6h 01m

Denver Intl

Mon 8/24

5:38 pm-10:45 pm

Nonstop3h 07m

$407

PittsburghDenver

PIT - DEN

PITDEN

Pittsburgh

Thu 9/10

3:46 pm-10:18 pm

1 stop8h 32m

Denver Intl

Tue 9/15

5:38 pm-10:45 pm

Nonstop3h 07m

$417

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/15

Showing 1-10 of 23 resultsSorted by cheapest first
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3

Compare providers for flights from Pittsburgh to Denver

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Pittsburgh to Denver in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star
CheapOairPrice Accuracy3 starsTrust Score*3 stars
CheapTicketsDealPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Pittsburgh-Denver flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Pittsburgh-Denver flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Pittsburgh-Denver flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Pittsburgh-Denver flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Pittsburgh-Denver flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Pittsburgh to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver from Pittsburgh with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Pittsburgh to Denver

How far ahead should I book a flight from Pittsburgh to Denver?

To ensure you get the cheapest price possible for a flight from Pittsburgh to Denver, you should look to book at least 28 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Pittsburgh to Denver?

Currently, October is the cheapest month in which you can book a flight from Pittsburgh to Denver (average of $336). Flying from Pittsburgh to Denver in March is currently the most expensive (average of $516). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PIT to DEN?

Find hourly flight availability from Pittsburgh to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 17, 2026.

A simple way to save on the total cost of your ticket is to fly from Pittsburgh to Denver in the evening. If you’re flexible enough to do this you can expect to save up to 32% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from Pittsburgh to Denver?

Use this chart to determine the cheapest time to fly round-trip from Pittsburgh to Denver. Price data was last updated on July 11, 2026.

Travelers seeking maximum savings on their Pittsburgh to Denver flight should consider departing on Friday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Pittsburgh to Denver?

The best insider tips for Pittsburgh to Denver flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Pittsburgh to Denver trip
Our travel experts
John Walton

John Walton

Expert on PIT

Independent aviation journalist John Walton took his first flight at eight weeks old and hasn’t stopped travelling since. A world-renowned expert in airlines and the passenger experience, he writes in depth on aviation, is a resident expert on travel in Japan and France, and offers a uniquely queer perspective on travelling the world.

Read more
Emily Zemler

Emily Zemler

Expert on DEN

Emily is a freelance writer and book author based in London covering entertainment and travel. Her work has appeared in Los Angeles Times, Observer, and Conde Nast Traveler She has ventured to more than 40 countries and all seven continents, always in search of a great art museum. She has written extensively about hotels, luxury travel, and aviation.

Read more

Reviews of airlines servicing Denver

Get insights into the airlines that provide service to Denver. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Denver. Reviews last updated July 17, 2026.
Get a feel of what it's like to fly with Southwest,United Airlines, andAmerican Airlines from Pittsburgh to Denver by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,242 reviews

Food

7.0

Comfort

8.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,242 reviews
Southwest
8.0
Very good
4,242 reviews

Food

7.0

Comfort

8.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,997 reviews
Southwest
8.0
Very good
4,242 reviews

Food

7.0

Comfort

8.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.1
Good
11,815 reviews
Southwest
8.0
Very good
4,242 reviews

Food

7.0

Comfort

8.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
JetBlue
7.1
Good
3,012 reviews
Southwest
8.0
Very good
4,242 reviews

Food

7.0

Comfort

8.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Frontier
5.6
Fair
2,793 reviews
Southwest
8.0
Very good
4,242 reviews

Food

7.0

Comfort

8.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Pittsburgh to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Pittsburgh to Denver?

    To fly from Pittsburgh to Denver, you need to book a flight from Pittsburgh (PIT) to Denver Intl (DEN). Nonstop flights to Denver Intl from Pittsburgh take 3h 15m on average. When it comes time to book airfare, you have a few options: there are 3 outbound flights from Pittsburgh to Denver Intl offered by 6 different airlines.

  • How popular is this Pittsburgh to Denver flight route?

    This flight path from Pittsburgh to Denver Intl was viewed by 84 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Pittsburgh to Denver?

    A quick flight from Pittsburgh to Denver can take about 5h 41m. Southwest provides one of the quickest options available for as low as $364. The distance between Pittsburgh and Denver is about 1285 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Pittsburgh to Denver round-trip?

    Cheapflights users have booked flights from Pittsburgh to Denver round-trip from $72. Other airlines that can offer you cheap pricing are Delta, from $169, and American Airlines, from $184. Users have found that Frontier is 83% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Pittsburgh to Denver one-way?

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $67. However, be on the lookout for offers from Delta and United Airlines, as they are both options that can get you from Pittsburgh to Denver for a low price.

  • What are the cheapest flights from Pittsburgh to Denver?

    On average you can expect to pay $397 for a flight from Pittsburgh to Denver. The cheapest flight overall is $173 while the most popular route, (Pittsburgh - Denver Intl) is currently priced at $204.

  • Can I find deals for flights from Pittsburgh to Denver that include hotel bookings?

    Yes. In addition to deals on Pittsburgh to Denver flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Pittsburgh to Denver?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pittsburgh to Denver.

  • Can I find deals for business class flights from Pittsburgh to Denver?

    Yes. Cheapflights offers flight deals from Pittsburgh to Denver by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Pittsburgh to Denver?

    Currently, October is the cheapest month in which you can book a flight from Pittsburgh to Denver (average of $336). Flying from Pittsburgh to Denver in March is currently the most expensive (average of $516). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Thornton
Black Hawk
Westminster
Centennial
Lakewood
Broomfield
Golden
Greeley
Lone Tree
Wheat Ridge
Silverthorne
Central City
Fort Morgan
Cripple Creek
Winter Park
Manitou Springs
Frisco
Englewood
Glendale
Evergreen

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 6 airlines flying from Pittsburgh to Denver

Discover the top 6 airlines that operate flights from Pittsburgh to Denver. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 17, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$72Average$201FlexibilityNo cancel feeOn-time62%
DeltaCheapest$169Average$278FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$184Average$389FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$230Average$400FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$250Average$470FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$284Average$498FlexibilityNo cancel feeOn-time63%

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