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$66+ 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 10/10. Fares are subject to change and may not be available on all flights or dates of travel.
PIT — DEN
Aug 2 — Aug 91
Sat 8/2
Sat 8/9
1 adult, Economy
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Cheapflights Tip: The best prices from Pittsburgh to Denver Intl are usually found in October or November, booked 65 days in advance, depart on a Thursday or Tuesday and return on a Thursday

Cheap 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 28, 2025.

Round-trip from

$178
(Frontier)

One-way from

$66
(Cheapflightsfares)

Popular in

February

Cheapest in

October

Average price

$384

Good round-trip deal

$277 or less

Good one-way deal

$137 or less
From Pittsburgh to Denver Intl
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One-way flight from Pittsburgh to Denver Intl
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Highest demand for flights based on searches. 10% potential increase in price ($42 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Pittsburgh to Denver Intl.
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Price to beat on a one-way flight from Pittsburgh to Denver Intl.
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Find 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 28, 2025.

This Frontier deal was found by Cheapflights users on 7/27. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/175:28 pmPIT - DEN
Nonstop3h 30mFrontier
Mon 10/2011:26 amDEN - PIT
Nonstop3h 07mFrontier
Deal found 7/27$178
This Southwest deal was found by Cheapflights users on 7/27. 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.
Fri 10/108:10 pmPIT - DEN
Nonstop3h 30mSouthwest
Mon 10/136:55 pmDEN - PIT
Nonstop2h 55mSouthwest
Deal found 7/27$217
This Delta deal was found by Cheapflights users on 7/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/174:50 pmPIT - DEN
1 stop6h 41mDelta
Sun 10/1912:50 amDEN - PIT
1 stop6h 07mDelta
Deal found 7/28$237
This American Airlines deal was found by Cheapflights users on 7/27. 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.
Wed 10/17:55 amPIT - DEN
1 stop10h 52mAmerican Airlines
Wed 10/89:20 amDEN - PIT
1 stop11h 59mAmerican Airlines
Deal found 7/27$241
This Trip.com deal was found by Cheapflights users on 7/26. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/154:26 pmPIT - DEN
1 stop7h 23mJetBlue
Mon 10/2010:44 pmDEN - PIT
1 stop9h 16mJetBlue
Deal found 7/26$245
This Orbitz deal was found by Cheapflights users on 7/26. 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 8/1411:23 amPIT - DEN
1 stop7h 50mMultiple Airlines
Mon 8/1811:33 amDEN - PIT
Nonstop3h 12mMultiple Airlines
Deal found 7/26$261
This United Airlines deal was found by Cheapflights users on 7/28. 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.
Sat 9/134:30 pmPIT - DEN
Nonstop3h 29mUnited Airlines
Wed 9/175:39 pmDEN - PIT
Nonstop3h 04mUnited Airlines
Deal found 7/28$277

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 28, 2025.
Use the filters below to find and compare flights from Pittsburgh to Denver that are best for you.

Fly from

Pittsburgh

Fly to

Denver

Route

Depart

Return

Price

PittsburghDenver

PIT - DEN

PITDEN

Pittsburgh

Fri 10/17

5:28 pm-6:58 pm

Nonstop3h 30m

Denver Intl

Mon 10/20

11:26 am-4:33 pm

Nonstop3h 07m

$178

PittsburghDenver

PIT - DEN

PITDEN

Pittsburgh

Fri 10/10

8:10 pm-9:40 pm

Nonstop3h 30m

Denver Intl

Mon 10/13

6:55 pm-11:50 pm

Nonstop2h 55m

$217

PittsburghDenver

PIT - DEN

PITDEN

Pittsburgh

Fri 10/17

4:50 pm-9:31 pm

1 stop6h 41m

Denver Intl

Sun 10/19

12:50 am-8:57 am

1 stop6h 07m

$237

PittsburghDenver

PIT - DEN

PITDEN

Pittsburgh

Wed 10/1

7:55 am-4:47 pm

1 stop10h 52m

Denver Intl

Wed 10/8

9:20 am-11:19 pm

1 stop11h 59m

$241

PittsburghDenver

PIT - DEN

PITDEN

Pittsburgh

Wed 10/15

4:26 pm-9:49 pm

1 stop7h 23m

Denver Intl

Mon 10/20

10:44 pm-10:00 am

1 stop9h 16m

$245

PittsburghDenver

PIT - DEN

PITDEN

Pittsburgh

Thu 8/14

11:23 am-5:13 pm

1 stop7h 50m

Denver Intl

Mon 8/18

11:33 am-4:45 pm

Nonstop3h 12m

$261

PittsburghDenver

PIT - DEN

PITDEN

Pittsburgh

Sat 9/13

8:56 am-10:25 am

Nonstop3h 29m

Denver Intl

Sat 9/20

1:55 pm-6:59 pm

Nonstop3h 04m

$277

PittsburghDenver

PIT - DEN

PITDEN

Pittsburgh

Fri 10/10

5:28 pm-6:58 pm

Nonstop3h 30m

$66

PittsburghDenver

PIT - DEN

PITDEN

Pittsburgh

Tue 8/26

7:08 am-5:10 pm

2 stops12h 02m

$106

PittsburghDenver

PIT - DEN

PITDEN

Pittsburgh

Fri 10/17

4:35 pm-6:03 pm

Nonstop3h 28m

$109

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Showing 1-10 of 16 results
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The best insider tips for Pittsburgh to Denver flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Pittsburgh to Denver trip
Airlines
United Airlines

United offers Economy Plus seats with extra legroom for added comfort.


Prepay for checked bags 24 hours before to save on fees.

Read more about United Airlinesby Harriet Baskas
Southwest

Enjoy free snacks and non-alcoholic drinks on board, enhancing your travel experience.


Two free checked bags included, even for oversized items like skis or golf clubs.

Read more about Southwestby Marisa Garcia
Frontier

Frontier's UpFront Plus seats guarantee an empty middle seat for more space.


Bring a power bank as Frontier offers no in-seat power or Wi-Fi.

Read more about Frontierby Marisa Garcia
Airports
PIT

Due to construction at PIT, arrive earlier than usual to navigate potential changes smoothly.

Read more about PITby John Walton
DEN

Use the A Line train for a cost-effective 37-minute ride from DEN to downtown Denver.

Read more about DENby Emily Zemler
Our travel experts
Harriet Baskas

Harriet Baskas

Expert on United Airlines

Harriet Baskas

Harriet Baskas

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more
Marisa Garcia

Marisa Garcia

Expert on Southwest and Frontier

Marisa Garcia

Marisa Garcia

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Read more
John Walton

John Walton

Expert on PIT

John Walton

John Walton

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 Zemler

Emily Zemler

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

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?

Use this chart to determine the optimal time to book a round-trip flight from Pittsburgh to Denver. Price data was last updated on July 25, 2025.

To ensure you get the cheapest price possible for a flight from Pittsburgh to Denver, you should look to book at least 65 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 $197). Flying from Pittsburgh to Denver in March is currently the most expensive (average of $278). 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 28, 2025.

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 17% on your trip compared to booking a flight in the morning.

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 27, 2025.

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

Weekly flight availability from Pittsburgh to Denver

Explore weekly flight availability from Pittsburgh to Denver. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 28, 2025.

The most flights from PIT to DEN are scheduled on a Monday (7 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (4 on average).

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

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 28, 2025.
Get a feel of what it's like to fly with Southwest, Delta, and United 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
4,237 reviews

Comfort

8.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Overall

8.0

Food

7.0

Reviews

1 / 20
8.0
Excellent

Gina,Jul 2025

LAS - DEN

We experienced bad weather, which turned our 1.5 hour flight from Las Vegas to Denver, into 3.5. The pilot and crew kept us updated and explained that we had to circle and or possibly redirect to another airport. After circling for sometime, we were able to land smoothly in Denver. Thank you to all the flight crew, tower control, and all who got us to our destination safely.
Southwest
8.0
Very good
4,237 reviews
Southwest
8.0
Very good
4,237 reviews

Comfort

8.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Overall

8.0

Food

7.0

Reviews

1 / 20
8.0
Excellent

Gina,Jul 2025

LAS - DEN

We experienced bad weather, which turned our 1.5 hour flight from Las Vegas to Denver, into 3.5. The pilot and crew kept us updated and explained that we had to circle and or possibly redirect to another airport. After circling for sometime, we were able to land smoothly in Denver. Thank you to all the flight crew, tower control, and all who got us to our destination safely.
Delta
8.0
Very good
7,971 reviews
Southwest
8.0
Very good
4,237 reviews

Comfort

8.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Overall

8.0

Food

7.0

Reviews

1 / 20
8.0
Excellent

Gina,Jul 2025

LAS - DEN

We experienced bad weather, which turned our 1.5 hour flight from Las Vegas to Denver, into 3.5. The pilot and crew kept us updated and explained that we had to circle and or possibly redirect to another airport. After circling for sometime, we were able to land smoothly in Denver. Thank you to all the flight crew, tower control, and all who got us to our destination safely.
United Airlines
7.4
Good
8,893 reviews
Southwest
8.0
Very good
4,237 reviews

Comfort

8.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Overall

8.0

Food

7.0

Reviews

1 / 20
8.0
Excellent

Gina,Jul 2025

LAS - DEN

We experienced bad weather, which turned our 1.5 hour flight from Las Vegas to Denver, into 3.5. The pilot and crew kept us updated and explained that we had to circle and or possibly redirect to another airport. After circling for sometime, we were able to land smoothly in Denver. Thank you to all the flight crew, tower control, and all who got us to our destination safely.
JetBlue
7.3
Good
2,913 reviews
Southwest
8.0
Very good
4,237 reviews

Comfort

8.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Overall

8.0

Food

7.0

Reviews

1 / 20
8.0
Excellent

Gina,Jul 2025

LAS - DEN

We experienced bad weather, which turned our 1.5 hour flight from Las Vegas to Denver, into 3.5. The pilot and crew kept us updated and explained that we had to circle and or possibly redirect to another airport. After circling for sometime, we were able to land smoothly in Denver. Thank you to all the flight crew, tower control, and all who got us to our destination safely.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,237 reviews

Comfort

8.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Overall

8.0

Food

7.0

Reviews

1 / 20
8.0
Excellent

Gina,Jul 2025

LAS - DEN

We experienced bad weather, which turned our 1.5 hour flight from Las Vegas to Denver, into 3.5. The pilot and crew kept us updated and explained that we had to circle and or possibly redirect to another airport. After circling for sometime, we were able to land smoothly in Denver. Thank you to all the flight crew, tower control, and all who got us to our destination safely.

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 20m on average. When it comes time to book airfare, you have a few options: there are 5 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.

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

    Cheapflights users have booked flights from Pittsburgh to Denver round-trip from $178. Other airlines that can offer you cheap pricing are Southwest, from $217, and Delta, from $237. Users have found that Frontier is 52% 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 $66. However, be on the lookout for offers from United Airlines and Delta, as they are both options that can get you from Pittsburgh to Denver for a low price.

  • What are the most reliable airlines from Pittsburgh to Denver?

    Consider United Airlines (84%), Southwest (57%) or Frontier (38%) when booking your flight. These represent the most reliable airlines when flying from Pittsburgh to Denver.

  • What are the cheapest flights from Pittsburgh to Denver?

    On average you can expect to pay $694 for a flight from Pittsburgh to Denver. The cheapest flight overall is $102 while the most popular route, (Pittsburgh - Denver Intl) is currently priced at $185.

  • 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 $197). Flying from Pittsburgh to Denver in March is currently the most expensive (average of $278). 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
Westminster
Black Hawk
Winter Park
Lakewood
Cripple Creek
Brighton
Silverthorne
Golden
Thornton
Greeley
Frisco
Grand Lake
Manitou Springs
Central City
Fort Morgan
Glendale
Copper Mountain
Wheat Ridge
Longmont
Broomfield

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Pittsburgh to Denver

See prices for flight routes from nearby airports that may be better suited for you.
LaGuardia to Denver flights
John F Kennedy Intl to Denver flights
Newark to Denver flights
Philadelphia to Denver flights
Dulles Intl to Denver flights
Reagan-National to Denver flights
LaGuardia to Aspen flights
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Harrisburg to Denver flights
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Reagan-National to Durango flights
State College to Denver flights
Newark to Durango flights
Dulles Intl to Aspen flights
Pittsburgh to Colorado Springs flights
Philadelphia to Hayden flights
LaGuardia to Durango flights
LaGuardia to Hayden flights
Dulles Intl to Vail flights
John F Kennedy Intl to Montrose flights
Philadelphia to Durango flights
Reagan-National to Vail flights
Dulles Intl to Grand Junction flights
Reagan-National to Aspen flights
Newark to Gunnison flights
Reagan-National to Grand Junction flights
Philadelphia to Colorado Springs flights
Dulles Intl to Montrose flights
Philadelphia to Aspen flights
LaGuardia to Gunnison flights
Dulles Intl to Hayden flights

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 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$63Average$172FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$168Average$312FlexibilityNo cancel feeOn-time71%
DeltaCheapest$189Average$398FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$193Average$421FlexibilityNo cancel feeOn-time69%
JetBlueCheapest$209Average$360FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$291Average$423FlexibilityNo cancel feeOn-time63%

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