Southwest® flights from Denver to Pittsburgh from $158

Promo Code

Low fares from Denver to Pittsburgh

$

Denver (DEN)to

Pittsburgh (PIT)
Depart: 09/03/2026

One-way

Basic

From
$158
Seen: 2 hrs ago

Denver (DEN)to

Pittsburgh (PIT)
Depart: 10/29/2026

One-way

Basic

From
$185
Seen: 23 hrs ago

Denver (DEN)to

Pittsburgh (PIT)
Depart: 10/01/2026

One-way

Basic

From
$185
Seen: 3 hrs ago

Denver (DEN)to

Pittsburgh (PIT)
Depart: 09/23/2026

One-way

Basic

From
$185
Seen: 1 minutes ago

Denver (DEN)to

Pittsburgh (PIT)
Depart: 10/21/2026

One-way

Basic

From
$185
Seen: 19 hrs ago

Denver (DEN)to

Pittsburgh (PIT)
Depart: 08/26/2026

One-way

Basic

From
$185
Seen: 18 hrs ago

Looking for more low-fare flights?

Check out the Low Fare Calendar to find a fare that works for you. Just choose the month you want to depart and return, and we’ll show you the best fares available.

Find low fares

Explore flights from Denver to Pittsburgh

Aug 2026
From$185*
Seen: 10 hrs ago
One Way/Basic
Sep 2026
From$158*
Seen: 2 hrs ago
One Way/Basic
Oct 2026
From$185*
Seen: 5 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $185
cmp-daily-histogram-bars-legend-max-price-aria-label $584
Displaying fares for August-2026
  • DEN–PIT, 08/02/2026: From $584
    02

    Sun

    AUG

  • DEN–PIT, 08/03/2026: From $584
    03

    Mon

  • DEN–PIT, 08/04/2026: From $584
    04

    Tue

  • DEN–PIT, 08/05/2026: From $584
    05

    Wed

  • DEN–PIT, 08/06/2026: From $584
    06

    Thu

  • DEN–PIT, 08/07/2026: From $512
    07

    Fri

  • DEN–PIT, 08/08/2026: From $512
    08

    Sat

  • DEN–PIT: cmp-view-offers-disclaimer. Find Offers
    09

    Sun

  • DEN–PIT, 08/10/2026: From $512
    10

    Mon

  • DEN–PIT, 08/11/2026: From $512
    11

    Tue

  • DEN–PIT, 08/12/2026: From $512
    12

    Wed

  • DEN–PIT: cmp-view-offers-disclaimer. Find Offers
    13

    Thu

  • DEN–PIT, 08/14/2026: From $512
    14

    Fri

  • DEN–PIT, 08/15/2026: From $306
    15

    Sat

  • DEN–PIT, 08/16/2026: From $306
    16

    Sun

  • DEN–PIT: cmp-view-offers-disclaimer. Find Offers
    17

    Mon

  • DEN–PIT: cmp-view-offers-disclaimer. Find Offers
    18

    Tue

  • DEN–PIT, 08/19/2026: From $296
    19

    Wed

  • DEN–PIT: cmp-view-offers-disclaimer. Find Offers
    20

    Thu

  • DEN–PIT: cmp-view-offers-disclaimer. Find Offers
    21

    Fri

  • DEN–PIT, 08/22/2026: From $195
    22

    Sat

  • DEN–PIT, 08/23/2026: From $272
    23

    Sun

  • DEN–PIT, 08/24/2026: From $185
    24

    Mon

  • DEN–PIT, 08/25/2026: From $185
    25

    Tue

  • DEN–PIT, 08/26/2026: From $185
    26

    Wed

  • DEN–PIT, 08/27/2026: From $185
    27

    Thu

  • DEN–PIT: cmp-view-offers-disclaimer. Find Offers
    28

    Fri

  • DEN–PIT: cmp-view-offers-disclaimer. Find Offers
    29

    Sat

  • DEN–PIT, 08/30/2026: From $206
    30

    Sun

  • DEN–PIT: cmp-view-offers-disclaimer. Find Offers
    31

    Mon

  • DEN–PIT: cmp-view-offers-disclaimer. Find Offers
    01

    Tue

    SEP

    • Range$185-$584

    *Fares displayed have been collected within the last 24 hours and may no longer be available at time of booking. Additional fees and charges for optional products and services may apply. Modifying this information may result in a different fare. To find the most updated fare, please visit Southwest.com. Fares listed are Basic, which are subject to additional terms and conditions.

    Flight Details

    Departing from:
    Denver International Airport
    Arriving at:
    Pittsburgh International Airport
    Average flight time:
    2 hours 55 minutes
    Distance:
    1290 miles

    Route Information

    156† Weekly flights
    • 2‡ Nonstop flights per day Monday through Friday
    • 1‡ Nonstop flight on Saturday
    • 2‡ Nonstop flights on Sunday

    † Weekly flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025. Note: route may not operate every day of the week.

    ‡ Nonstop flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025.

    Questions we hear the most

    The average flight time from Denver to Pittsburgh is 2 hours 55 minutes.
    There are 156 weekly flights from Denver to Pittsburgh on Southwest Airlines.
    Yes, Southwest flies nonstop from Denver to Pittsburgh 2 times per day from Monday through Friday.
    Yes, Southwest flies nonstop from Denver to Pittsburgh once per day on Saturdays and 2 times per day on Sundays.
    To find the lowest fares by day and time to fly Denver to Pittsburgh with Southwest, check out our Low Fare Calendar.
    You can rent a car at Pittsburgh International Airport book yours with your flight.
    Yes! Flights from Denver to Pittsburgh—or from here or there to anywhere—can be changed with no change fees. Fare difference may apply.
    Check the status of your upcoming Southwest flight.
    Check out the Southwest Airlines® Help Center for answers about everything Southwest.

    Explore Flights from Other Popular Origins

    Popular Flights from Denver