What is the cheapest airline that flies from Denver Intl to Pittsburgh?

Southwest, United Airlines, and Delta are the most popular carriers operating from Denver Intl to Pittsburgh

What airlines fly to Pittsburgh?

United Airlines, Southwest and Frontier are the top three most popular airlines that fly to Pittsburgh from Denver according to our data. United Airlines is the first choice among our users, with 56% of people opting to fly with this airline when traveling to Pittsburgh. Keep in mind that there are 6 different airlines that fly to Pittsburgh on a routine basis, so you have a few additional options to choose from.

How many flights depart from Denver to Pittsburgh on average per day?

As of September 2026, there are 3 flights per day flying from Denver to Pittsburgh. The most common time of day flights depart is 5:00PM, with 50% of flights taking off in the afternoon.

How many flights depart from Denver to Pittsburgh on average per week?

As of September 2026, there are 23 flights per week flying from Denver to Pittsburgh. The most common day of the week flights depart is Thu, with 22% of flights taking off on this day.

When did momondo last update prices for flights from Denver Intl Airport to Pittsburgh Airport?

Prices for flights from Denver Intl Airport to Pittsburgh Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Denver Intl Airport to Pittsburgh Airport?

There are 6 operators available for flights from Denver Intl Airport to Pittsburgh Airport as of September 2026.

How old do you have to be to fly from Denver Intl Airport to Pittsburgh Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Denver Intl Airport to Pittsburgh Airport.

What documentation or ID do you need to fly to Pittsburgh Airport?

The required travel and health documents for your Pittsburgh Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Pittsburgh Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$104 Cheap Flights from Denver to Pittsburgh in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Denver to Pittsburgh

Round-trip

One-way

Last minute

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Cheap round-trip flights

Enter your travel dates to find the best prices.

6:40 am - 1:47 pmDEN Denver Intl-PIT Pittsburgh

29h 07m1 stop Orlando

2:32 pm - 3:37 pmPIT Pittsburgh-DEN Denver Intl

27h 05m1 stop Orlando

$310Frontier

Mon, Sep 21 - Fri, Sep 25

7:12 pm - 1:47 pmDEN Denver Intl-PIT Pittsburgh

16h 35m1 stop Orlando

2:32 pm - 7:52 amPIT Pittsburgh-DEN Denver Intl

19h 20m1 stop Orlando

$310Frontier

Fri, Sep 25 - Mon, Sep 28

6:57 pm - 9:25 pmDEN Denver Intl-PIT Pittsburgh

24h 28m2 stops Atlanta Hartsfield-Jackson Jacksonville

8:54 pm - 7:23 pmPIT Pittsburgh-DEN Denver Intl

24h 29m1 stop Raleigh-Durham

$312Multiple Airlines

Wed, Oct 14 - Fri, Oct 23

7:12 pm - 1:47 pmDEN Denver Intl-PIT Pittsburgh

16h 35m1 stop Orlando

8:54 pm - 9:31 pmPIT Pittsburgh-DEN Denver Intl

26h 37m2 stops Raleigh-Durham Atlanta Hartsfield-Jackson

$312Multiple Airlines

Tue, Oct 6 - Mon, Oct 19

5:37 pm - 10:44 pmDEN Denver Intl-PIT Pittsburgh

3h 07mnonstop

4:51 pm - 6:15 pmPIT Pittsburgh-DEN Denver Intl

3h 24mnonstop

$331United Airlines

Mon, Sep 28 - Wed, Sep 30

5:45 pm - 10:47 pmDEN Denver Intl-PIT Pittsburgh

3h 02mnonstop

4:43 pm - 6:21 pmPIT Pittsburgh-DEN Denver Intl

3h 38mnonstop

$331United Airlines

Tue, Nov 10 - Tue, Nov 17

11:00 am - 3:55 pmDEN Denver Intl-PIT Pittsburgh

2h 55mnonstop

5:40 am - 7:05 amPIT Pittsburgh-DEN Denver Intl

3h 25mnonstop

$331Southwest

Wed, Oct 21 - Mon, Oct 26

6:05 pm - 11:00 pmDEN Denver Intl-PIT Pittsburgh

2h 55mnonstop

6:00 am - 7:45 amPIT Pittsburgh-DEN Denver Intl

3h 45mnonstop

$331Southwest

Mon, Feb 1 - Thu, Feb 4

12:59 am - 10:06 amDEN Denver Intl-PIT Pittsburgh

7h 07m1 stop Atlanta Hartsfield-Jackson

6:45 pm - 11:44 pmPIT Pittsburgh-DEN Denver Intl

6h 59m1 stop Minneapolis St Paul

$351Delta

Sun, Oct 11 - Wed, Oct 14

12:59 am - 9:52 amDEN Denver Intl-PIT Pittsburgh

6h 53m1 stop Detroit Metropolitan Wayne County

1:34 pm - 5:52 pmPIT Pittsburgh-DEN Denver Intl

6h 18m1 stop Atlanta Hartsfield-Jackson

$351Delta

Wed, Oct 14 - Wed, Oct 21

Cheap last minute flights

Enter your travel dates to find the best prices.

6:00 am - 6:15 pmDEN Denver Intl-PIT Pittsburgh

10h 15m1 stop Orlando

2:32 pm - 7:52 amPIT Pittsburgh-DEN Denver Intl

19h 20m1 stop Orlando

$335Frontier

Sun, Sep 6 - Mon, Oct 5

6:00 am - 6:15 pmDEN Denver Intl-PIT Pittsburgh

10h 15m1 stop Orlando

2:32 pm - 3:37 pmPIT Pittsburgh-DEN Denver Intl

27h 05m1 stop Orlando

$337Frontier

Sun, Sep 6 - Fri, Sep 25

10:50 pm - 10:53 pmDEN Denver Intl-PIT Pittsburgh

22h 03m2 stops Las Vegas Harry Reid Intl Nashville Intl

2:42 pm - 3:37 pmPIT Pittsburgh-DEN Denver Intl

26h 55m1 stop Orlando

$439Multiple Airlines

Wed, Sep 9 - Wed, Sep 16

6:40 am - 1:47 pmDEN Denver Intl-PIT Pittsburgh

29h 07m1 stop Orlando

11:55 am - 9:03 amPIT Pittsburgh-DEN Denver Intl

23h 08m2 stops DuBois Jefferson County Washington, D.C. Dulles Intl

$480Multiple Airlines

Fri, Sep 11 - Mon, Sep 14

7:00 am - 8:27 pmDEN Denver Intl-PIT Pittsburgh

11h 27m1 stop New York LaGuardia

6:00 am - 9:48 amPIT Pittsburgh-DEN Denver Intl

5h 48m1 stop Detroit Metropolitan Wayne County

$800Delta

Fri, Sep 11 - Thu, Sep 17

7:00 am - 8:27 pmDEN Denver Intl-PIT Pittsburgh

11h 27m1 stop New York LaGuardia

5:50 am - 11:05 amPIT Pittsburgh-DEN Denver Intl

7h 15m1 stop Atlanta Hartsfield-Jackson

$800Delta

Fri, Sep 11 - Tue, Sep 15

1:25 pm - 12:15 amDEN Denver Intl-PIT Pittsburgh

8h 50m1 stop Chicago O'Hare Intl

8:32 am - 10:00 amPIT Pittsburgh-DEN Denver Intl

3h 28mnonstop

$803United Airlines

Fri, Sep 11 - Tue, Sep 15

8:15 am - 7:08 pmDEN Denver Intl-PIT Pittsburgh

8h 53m1 stop Chicago O'Hare Intl

8:32 am - 10:00 amPIT Pittsburgh-DEN Denver Intl

3h 28mnonstop

$803United Airlines

Thu, Sep 10 - Tue, Sep 15

6:20 pm - 11:30 pmDEN Denver Intl-PIT Pittsburgh

3h 10mnonstop

6:40 pm - 8:05 pmPIT Pittsburgh-DEN Denver Intl

3h 25mnonstop

$804Southwest

Sun, Sep 6 - Mon, Oct 5

11:15 am - 8:45 pmDEN Denver Intl-PIT Pittsburgh

7h 30m1 stop Chicago Midway

6:40 pm - 8:05 pmPIT Pittsburgh-DEN Denver Intl

3h 25mnonstop

$814Southwest

Sun, Sep 6 - Mon, Oct 5

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Frontier flights from Denver to Pittsburgh

Our best Frontier deals on Denver to Pittsburgh flight tickets

Frontier

Sep 21

DEN6:40 amDenver Intl

29h 07m

1 stop

PIT1:47 pmPittsburgh

Sep 25

PIT2:32 pmPittsburgh

27h 05m

1 stop

DEN3:37 pmDenver Intl

$310

Frontier

Oct 30

DEN6:40 amDenver Intl

8h 52m

1 stop

PIT5:32 pmPittsburgh

Nov 1

PIT6:27 pmPittsburgh

15h 46m

1 stop

DEN8:13 amDenver Intl

$311

Frontier

Sep 27

DEN6:40 amDenver Intl

29h 07m

1 stop

PIT1:47 pmPittsburgh

Oct 3

PIT2:32 pmPittsburgh

27h 05m

1 stop

DEN3:37 pmDenver Intl

$312

Southwest flights from Denver to Pittsburgh

Our best Southwest deals on Denver to Pittsburgh flight tickets

Southwest

Sep 29

DEN6:30 amDenver Intl

6h 40m

1 stop

PIT3:10 pmPittsburgh

Oct 5

PIT5:40 amPittsburgh

3h 25m

DEN7:05 amDenver Intl

$341

Southwest

Oct 6

DEN1:30 pmDenver Intl

5h 40m

2 stops

PIT9:10 pmPittsburgh

Oct 7

PIT6:00 amPittsburgh

3h 25m

DEN7:25 amDenver Intl

$346

Southwest

Oct 2

DEN6:45 pmDenver Intl

2h 55m

PIT11:40 pmPittsburgh

Oct 7

PIT6:00 amPittsburgh

3h 25m

DEN7:25 amDenver Intl

$350

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverPittsburgh

DEN Denver Intl - PIT Pittsburgh

DENPIT

Denver Intl

Mon 9/21

6:40 am-1:47 pm

1 stop29h 07m

Pittsburgh

Fri 9/25

2:32 pm-3:37 pm

1 stop27h 05m

$310

DenverPittsburgh

DEN Denver Intl - PIT Pittsburgh

DENPIT

Denver Intl

Fri 9/25

7:12 pm-1:47 pm

1 stop16h 35m

Pittsburgh

Mon 9/28

2:32 pm-7:52 am

1 stop19h 20m

$310

DenverPittsburgh

DEN Denver Intl - PIT Pittsburgh

DENPIT

Denver Intl

Wed 10/14

6:57 pm-9:25 pm

2 stops24h 28m

Pittsburgh

Fri 10/23

8:54 pm-7:23 pm

1 stop24h 29m

$312

DenverPittsburgh

DEN Denver Intl - PIT Pittsburgh

DENPIT

Denver Intl

Tue 10/6

7:12 pm-1:47 pm

1 stop16h 35m

Pittsburgh

Mon 10/19

8:54 pm-9:31 pm

2 stops26h 37m

$312

DenverPittsburgh

DEN Denver Intl - PIT Pittsburgh

DENPIT

Denver Intl

Mon 9/28

5:37 pm-10:44 pm

Nonstop3h 07m

Pittsburgh

Wed 9/30

4:51 pm-6:15 pm

Nonstop3h 24m

$331

DenverPittsburgh

DEN Denver Intl - PIT Pittsburgh

DENPIT

Denver Intl

Tue 11/10

5:45 pm-10:47 pm

Nonstop3h 02m

Pittsburgh

Tue 11/17

4:43 pm-6:21 pm

Nonstop3h 38m

$331

Quickest round-trip

DenverPittsburgh

DEN Denver Intl - PIT Pittsburgh

DENPIT

Denver Intl

Wed 10/21

11:00 am-3:55 pm

Nonstop2h 55m

Pittsburgh

Mon 10/26

5:40 am-7:05 am

Nonstop3h 25m

$331

DenverPittsburgh

DEN Denver Intl - PIT Pittsburgh

DENPIT

Denver Intl

Mon 2/1

6:05 pm-11:00 pm

Nonstop2h 55m

Pittsburgh

Thu 2/4

6:00 am-7:45 am

Nonstop3h 45m

$331

DenverPittsburgh

DEN Denver Intl - PIT Pittsburgh

DENPIT

Denver Intl

Sun 10/11

12:59 am-10:06 am

1 stop7h 07m

Pittsburgh

Wed 10/14

6:45 pm-11:44 pm

1 stop6h 59m

$351

DenverPittsburgh

DEN Denver Intl - PIT Pittsburgh

DENPIT

Denver Intl

Wed 10/14

12:59 am-9:52 am

1 stop6h 53m

Pittsburgh

Wed 10/21

1:34 pm-5:52 pm

1 stop6h 18m

$351

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Denver to Pittsburgh

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the typical price of a round-trip flight between Denver and Pittsburgh?

Prices are currently low for flights on this route.

Typical prices usually range from $353 to $548.
The lowest price recently found on this route was $310.

What is the cheapest month to fly to Pittsburgh?

In general, October is the cheapest month to fly from Denver to Pittsburgh. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $342. The month of February is another great option to travel to Pittsburgh, with average flight prices from Denver averaging around $359.

What is the cheapest day to depart on your flight to Pittsburgh?

The cheapest day to depart on your flight to Pittsburgh is on a Monday when prices can be found for as low as $451. This is often the case because there is less demand to fly during this day of the week. Flights from Denver to Pittsburgh on a Sunday will generally be more expensive and average around $491. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Pittsburgh?

Our data shows that the cheapest Denver to Pittsburgh flights are usually those with departure times at noon. Our users have found flights to Pittsburgh at noon for as low as $368. Flights to Pittsburgh are more costly in the evening, with an average ticket price of $497. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Denver Intl to Pittsburgh flight route?

Fly from Denver Intl to Pittsburgh for the best Denver Intl - Pittsburgh flight prices

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

You are more likely to see cheaper flights to Pittsburgh from Denver when booking weeks ahead of your departure date. In general, you can expect to find flights to Pittsburgh for around $448 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Pittsburgh from Denver for as low as $393 on momondo.

What cabin class options are available on Denver to Pittsburgh flights?

There are 4 cabin classes available to choose from on Denver to Pittsburgh flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Denver to Pittsburgh flight prices changed over time?

As of September 2026, prices for Denver to Pittsburgh flights are approximately 61% more expensive when compared to flights at the same time last year.

When to book flights from Denver to Pittsburgh

Are you open to changing your travel dates? Check out the ideal times to fly from Denver to Pittsburgh according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Denver to Pittsburgh (DEN to PIT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Denver to Pittsburgh

Best Price Found	$104
Fastest flight time	2h 50m
Direct flights	Every day
Airports in Pittsburgh	1 airport

The best one-way flight to Pittsburgh from Denver in the past 72 hours is $104. The best round-trip flight deal from Denver to Pittsburgh found on momondo in the last 72 hours is $310.

The fastest flight from Denver to Pittsburgh takes 2h 50m

Direct flights go from Denver to Pittsburgh every day.

There is 1 airport in Pittsburgh. From Denver there are direct flights to Pittsburgh (PIT).

Search flight deals

Frequently asked questions about flying from Denver to Pittsburgh

How far is Denver Intl to Pittsburgh by plane?
The straight-line distance from Denver Intl to Pittsburgh is 1316.4 mi. In terms of flight time, this usually takes a little over 2h 50m.
When did momondo last update prices for flights from Denver Intl Airport to Pittsburgh Airport?
Prices for flights from Denver Intl Airport to Pittsburgh Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Denver Intl Airport to Pittsburgh Airport?
There are 6 operators available for flights from Denver Intl Airport to Pittsburgh Airport as of September 2026.
How old do you have to be to fly from Denver Intl Airport to Pittsburgh Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Denver Intl Airport to Pittsburgh Airport.
What documentation or ID do you need to fly to Pittsburgh Airport?
The required travel and health documents for your Pittsburgh Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Pittsburgh Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Denver to Pittsburgh?
Based on momondo bookings for flights between Denver and Pittsburgh, the leading plane model is Boeing 737 MAX 8, making up 34.42% of the total bookings. Other popular models include Boeing 737-800 with 16.99%, Boeing 737-900 with 16.69%, and Boeing 737 MAX 9 with 14.03%.
What is the most popular airline from Denver to Pittsburgh?
momondo data reveals that the most frequently booked airline on the route from Denver to Pittsburgh is United Airlines, representing 53% of all bookings. The subsequent popular airlines are Southwest at 27%, Frontier at 15%, and JetBlue at 2%.

Best airlines flying from Denver to Pittsburgh

Compare and see reviews for airlines that fly from Denver to Pittsburgh with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $104	Free Cancellation	Rating 5.6 2,622 reviews	Search Frontier flights
Delta	PriceFrom $173	Free Cancellation	Rating 7.8 8,571 reviews	Search Delta flights
JetBlue	PriceFrom $238	Free Cancellation	Rating 7.1 3,045 reviews	Search JetBlue flights
American Airlines	PriceFrom $243	Free Cancellation	Rating 7.1 12,047 reviews	Search American Airlines flights
United Airlines	PriceFrom $249	Free Cancellation	Rating 7.4 10,172 reviews	Search United Airlines flights
Southwest	PriceFrom $315	Free Cancellation	Rating 8.0 4,200 reviews	Search Southwest flights

Southwest Flights From Denver to Pittsburgh
The lowest priced Southwest flight from Denver to Pittsburgh from the last 72 hours was $315. Generally, Southwest has 9 flights on this route every week with an average price of $476. Southwest is rated 8.0/10 by our users.
United Airlines Flights From Denver to Pittsburgh
United Airlines is also a popular choice for this route. United Airlines flight deals for Denver to Pittsburgh start from as low as $249 round-trip, depending on your selected dates, with average United Airlines deals seen on momondo around $495. United Airlines operates 12 flights to Pittsburgh from Denver in an average week. Users have rated it 7.4/10 across 10,172 reviews.

Washington

Monroeville

Wheeling

Butler

Canonsburg

New Castle

Belle Vernon

Moon

West Mifflin

Triadelphia

Coraopolis

Steubenville

Mars

Cadiz

Bridgeport

Chester

Wexford

Edgewood

Why use momondo?

Why should I use momondo to find a flight deal from Denver to Pittsburgh?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Denver to Pittsburgh. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Denver to Pittsburgh with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Denver to Pittsburgh flights to just show those with flexible booking policies.

How can momondo help me find flights from Denver to Pittsburgh?

Once you have performed a search for Denver to Pittsburgh flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Denver to Pittsburgh right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Denver to Pittsburgh now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Pittsburgh and let you know when they change.