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$56+ Cheap flights from Denver to Pittsburgh (DEN - PIT)

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 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — PIT
Oct 13 — Oct 201
Mon 10/13
Mon 10/20
1 adult, Economy
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Cheapflights Tip: The best prices from Denver Intl to Pittsburgh are usually found in October or September, booked 81 days in advance, depart on a Thursday or Wednesday and return on a Thursday

Cheap flight deals from Denver to Pittsburgh

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Pittsburgh (PIT). 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 September 13, 2025.

Round-trip from

$149
(United Airlines)

One-way from

$56
(Cheapflightsfares)

Popular in

February

Cheapest in

October

Average price

$322

Good round-trip deal

$211 or less

Good one-way deal

$148 or less
From Denver Intl to Pittsburgh
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One-way flight from Denver Intl to Pittsburgh
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Highest demand for flights based on searches. 6% potential increase in price ($26 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Denver Intl to Pittsburgh.
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Price to beat on a one-way flight from Denver Intl to Pittsburgh.
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Find flight deals from Denver to Pittsburgh

Cheapest flights from Denver to Pittsburgh
Explore the most affordable flight options available from Denver to Pittsburgh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 13, 2025.

This United Airlines deal was found by Cheapflights users on 9/10. 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.
Wed 10/110:08 amDEN - PIT
Nonstop3h 06mUnited Airlines
Wed 10/154:35 pmPIT - DEN
Nonstop3h 28mUnited Airlines
Deal found 9/10$149
This Booking.com deal was found by Cheapflights users on 9/12. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1611:45 pmDEN - PIT
1 stop12h 05mFrontier
Sun 10/195:33 pmPIT - DEN
Nonstop3h 30mFrontier
Deal found 9/12$157
This Cheapflightsfares deal was found by Cheapflights users on 9/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3111:28 amDEN - PIT
Nonstop3h 07mFrontier
Mon 11/35:30 pmPIT - DEN
Nonstop3h 30mFrontier
Deal found 9/10$159
This Kiwi.com deal was found by Cheapflights users on 9/12. 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 10/3111:28 amDEN - PIT
Nonstop3h 07mFrontier
Sun 11/22:38 pmPIT - DEN
1 stop19h 57mFrontier
Deal found 9/12$163
This Booking.com deal was found by Cheapflights users on 9/11. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/3011:15 pmDEN - PIT
1 stop12h 38mFrontier
Sun 11/26:45 pmPIT - DEN
1 stop30h 31mFrontier
Deal found 9/11$165
This Booking.com deal was found by Cheapflights users on 9/11. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/29:00 amDEN - PIT
1 stop21h 49mFrontier
Sun 10/510:24 amPIT - DEN
1 stop23h 45mFrontier
Deal found 9/11$166
This Frontier deal was found by Cheapflights users on 9/11. 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 10/2411:38 amDEN - PIT
Nonstop3h 07mFrontier
Fri 10/315:30 pmPIT - DEN
Nonstop3h 30mFrontier
Deal found 9/11$167
This American Airlines deal was found by Cheapflights users on 9/10. 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 10/17:16 amDEN - PIT
1 stop7h 37mAmerican Airlines
Sat 10/111:45 pmPIT - DEN
1 stop8h 23mAmerican Airlines
Deal found 9/10$169
This Trip.com deal was found by Cheapflights users on 9/11. 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.
Mon 11/1011:28 amDEN - PIT
Nonstop3h 07mFrontier
Sun 11/166:45 pmPIT - DEN
1 stop30h 31mFrontier
Deal found 9/11$172
This Southwest deal was found by Cheapflights users on 9/11. 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 10/245:30 pmDEN - PIT
1 stop4h 45mSouthwest
Wed 10/298:00 amPIT - DEN
Nonstop3h 30mSouthwest
Deal found 9/11$175

Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver to Pittsburgh 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 September 13, 2025.
Use the filters below to find and compare flights from Denver to Pittsburgh that are best for you.

Fly from

Denver

Fly to

Pittsburgh

Route

Depart

Return

Price

DenverPittsburgh

DEN - PIT

DENPIT

Denver Intl

Tue 10/7

10:08 am-3:14 pm

Nonstop3h 06m

Pittsburgh

Sat 10/11

4:35 pm-6:03 pm

Nonstop3h 28m

$149

DenverPittsburgh

DEN - PIT

DENPIT

Denver Intl

Fri 10/24

5:25 pm-10:30 pm

Nonstop3h 05m

Pittsburgh

Wed 10/29

8:30 am-10:06 am

Nonstop3h 36m

$165

DenverPittsburgh

DEN - PIT

DENPIT

Denver Intl

Fri 10/31

5:00 pm-9:55 pm

Nonstop2h 55m

Pittsburgh

Sun 11/2

5:10 am-6:50 am

Nonstop3h 40m

$181

DenverPittsburgh

DEN - PIT

DENPIT

Denver Intl

Fri 10/31

2:00 pm-7:01 pm

Nonstop3h 01m

Pittsburgh

Sun 11/2

10:40 am-12:19 pm

Nonstop3h 39m

$181

DenverPittsburgh

DEN - PIT

DENPIT

Denver Intl

Sat 11/8

5:44 pm-10:45 pm

Nonstop3h 01m

Pittsburgh

Sat 11/15

8:30 am-10:06 am

Nonstop3h 36m

$229

DenverPittsburgh

DEN - PIT

DENPIT

Denver Intl

Mon 10/6

12:50 am-10:34 am

1 stop7h 44m

Pittsburgh

Sat 10/11

4:59 pm-9:41 pm

1 stop6h 42m

$237

DenverPittsburgh

DEN - PIT

DENPIT

Denver Intl

Thu 10/23

12:50 am-8:57 am

1 stop6h 07m

Pittsburgh

Thu 10/30

6:20 am-12:39 pm

1 stop8h 19m

$237

DenverPittsburgh

DEN - PIT

DENPIT

Denver Intl

Sun 10/26

12:50 am-10:34 am

1 stop7h 44m

Pittsburgh

Wed 10/29

1:48 pm-8:15 pm

1 stop8h 27m

$237

DenverPittsburgh

DEN - PIT

DENPIT

Denver Intl

Fri 10/3

12:59 am-10:39 am

1 stop7h 40m

Pittsburgh

Mon 10/6

6:36 pm-11:59 pm

1 stop7h 23m

$237

DenverPittsburgh

DEN - PIT

DENPIT

Denver Intl

Mon 9/29

12:45 am-9:54 am

1 stop7h 09m

Pittsburgh

Mon 10/6

6:36 pm-11:59 pm

1 stop7h 23m

$237

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/12

Showing 1-10 of 23 results
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The best insider tips for Denver to Pittsburgh 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 Denver to Pittsburgh trip
Airports
DEN

For a quick departure, use the DEN Reserve to book a security time online, bypassing long lines at busy checkpoints.

Read more about DENby Emily Zemler
PIT

The 28X Airport Flyer bus is the most budget-friendly way to reach downtown Pittsburgh from PIT, running every 30 minutes.

Read more about PITby John Walton
Our travel experts
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 Denver to Pittsburgh

Have a flexible travel schedule? Discover the best time to fly to Pittsburgh from Denver 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 Denver to Pittsburgh

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

Use this chart to determine the optimal time to book a round-trip flight from Denver to Pittsburgh. Price data was last updated on August 29, 2025.

To ensure you get the cheapest price possible for a flight from Denver to Pittsburgh, you should look to book at least 81 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 Denver to Pittsburgh?

Currently, August is the cheapest month in which you can book a flight from Denver to Pittsburgh (average of $262). Flying from Denver to Pittsburgh in November is currently the most expensive (average of $333). 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 DEN to PIT?

Find hourly flight availability from Denver to Pittsburgh. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 13, 2025.

When flying from Denver to Pittsburgh, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 18% versus a flight in the evening.

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

Use this chart to determine the cheapest time to fly round-trip from Denver to Pittsburgh. Price data was last updated on September 7, 2025.

Travelers seeking maximum savings on their Denver to Pittsburgh flight should consider departing on Monday mornings 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.

Reviews of airlines servicing Pittsburgh

Get insights into the airlines that provide service to Pittsburgh. 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 Pittsburgh. Reviews last updated September 13, 2025.
See what other customers who have flown with Southwest, United Airlines, and American Airlines from Denver to Pittsburgh have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,247 reviews

Food

7.0

Overall

8.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,247 reviews
Southwest
8.0
Very good
4,247 reviews

Food

7.0

Overall

8.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,934 reviews
Southwest
8.0
Very good
4,247 reviews

Food

7.0

Overall

8.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,247 reviews

Food

7.0

Overall

8.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
JetBlue
7.2
Good
2,913 reviews
Southwest
8.0
Very good
4,247 reviews

Food

7.0

Overall

8.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,176 reviews
Southwest
8.0
Very good
4,247 reviews

Food

7.0

Overall

8.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Denver to Pittsburgh. 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 Denver to Pittsburgh?

    Booking a flight from Denver Intl (DEN) to Pittsburgh (PIT) is your only option if you wish to fly from Denver to Pittsburgh. On a typical day, there are 4 flights from Denver Intl to Pittsburgh, all of which are around 3h 00m for a nonstop flight. You can also purchase a plane ticket from 6 airlines when you book a flight from Denver Intl to Pittsburgh.

  • How popular is this Denver to Pittsburgh flight route?

    Within the past month, 10 users have taken a look at flights from Denver Intl to Pittsburgh.

  • How long is the flight from Denver to Pittsburgh?

    Departing from Denver to Pittsburgh will take you 2h 55m. There are 1285 mi between Denver and Pittsburgh. Most flights are nonstop.

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

    Flying on Frontier is currently your cheapest option to Pittsburgh, with prices starting at $83. Additional round-trip tickets that might be worth considering are offered by American Airlines and Delta, with the lowest prices starting at $212 and $216, respectively. Frontier is 78% cheaper than the average price of flights available within the next 90 days to this destination.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Denver to Pittsburgh on time: Frontier (64%), United Airlines (54%), Southwest (53%).

  • What are the cheapest flights from Denver to Pittsburgh?

    Looking at all options, your cheapest flight can be booked for $74. While the most popular route (Denver Intl - Pittsburgh) can be booked for $165 on average, our data indicates $269 when flying from Denver to Pittsburgh.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Denver to Pittsburgh 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 Denver to Pittsburgh?

    Currently, August is the cheapest month in which you can book a flight from Denver to Pittsburgh (average of $262). Flying from Denver to Pittsburgh in November is currently the most expensive (average of $333). 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 Pittsburgh?

Book flights to Pittsburgh if you plan to visit one of these locations
Mars
Steubenville
Monroeville
Washington
Wexford
Belle Vernon

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Alternative routes for Denver to Pittsburgh

See prices for flight routes from nearby airports that may be better suited for you.
Denver to LaGuardia flights
Denver to John F Kennedy Intl flights
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Aspen to Philadelphia flights
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Hayden to Newark flights
Grand Junction to Philadelphia flights
Vail to Philadelphia flights

Top 6 airlines flying from Denver to Pittsburgh

Discover the top 6 airlines that operate flights from Denver to Pittsburgh. 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 September 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$83Average$218FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$212Average$298FlexibilityNo cancel feeOn-time71%
DeltaCheapest$216Average$385FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$218Average$439FlexibilityNo cancel feeOn-time63%
JetBlueCheapest$220Average$290FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$225Average$449FlexibilityNo cancel feeOn-time69%

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