Southwest® flights from Denver starting at $49
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Book flights from Denver with Southwest Airlines
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$
Denver (DEN)to
San Diego (SAN)Depart: 03/05/2026
From
$49
Seen: 6 hrs ago
One-way
Basic
Denver (DEN)to
Seattle/Tacoma (SEA)Depart: 02/16/2026
From
$59
Seen: 6 hrs ago
One-way
Basic
Denver (DEN)to
Portland, OR (PDX)Depart: 02/14/2026
From
$59
Seen: 1 hour ago
One-way
Basic
Denver (DEN)to
Salt Lake City (SLC)Depart: 01/27/2026
From
$59
Seen: 2 hrs ago
One-way
Basic
Denver (DEN)to
Las Vegas (LAS)Depart: 02/18/2026
From
$69
Seen: 23 hrs ago
One-way
Basic
Denver (DEN)to
Phoenix (PHX)Depart: 02/24/2026
From
$69
Seen: 1 hour ago
One-way
Basic
Denver (DEN)to
Dallas (Love Field) (DAL)Depart: 02/14/2026
From
$69
Seen: 8 hrs ago
One-way
Basic
Denver (DEN)to
Los Angeles (LAX)Depart: 01/24/2026
From
$76
Seen: 13 hrs ago
One-way
Basic
Denver (DEN)to
Chicago (Midway) (MDW)Depart: 01/14/2026
From
$78
Seen: 23 hrs ago
One-way
Basic
Denver (DEN)to
Austin (AUS)Depart: 01/17/2026
From
$79
Seen: 20 hrs ago
One-way
Basic
Denver (DEN)to
Houston (Hobby) (HOU)Depart: 01/14/2026
From
$79
Seen: 16 minutes ago
One-way
Basic
Denver (DEN)to
Atlanta (ATL)Depart: 02/03/2026
From
$79
Seen: 11 hrs ago
One-way
Basic
*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.
Traveling from Denver
Southwest Airlines proudly serves Denver International Airport.
Get ready for that cloud-nine feeling you get from embarking on a new adventure and take a break from life on mountain time. Wave goodbye to daily life and board a Southwest flight out of Denver International Airport. When you fly with Southwest, you can easily trade the Rockies for oceans, islands, southern comfort, or even infectious Midwestern charm. It’s time to make your craving for travel a priority, so grab your pals, your family, or whomever is your favorite travel partner. Whether you take a shared ride or a shuttle, departing from Denver International Airport is always simple when you fly with us.
Let your wanderlust take the wheel and guide you toward your next destination. While Denver boasts Red Rocks Park, what about a concert at an oceanside venue? Head to the coast for fresh seafood, sandy beaches, and fun in the sun that you can’t get at home. Trade your mountain metropolis for small, picturesque towns in the heart of America’s plains states. What are you waiting for? Pick a bucket list destination and get going!
Details about Denver International Airport
Airport code:
DEN
City:
Denver
State:
Colorado
Concourse:
Concourse C
Gates:
Gates C: 23-37, 40-47, 49, 51
Airport-provided WiFi
Cities with weekly flights from DEN:
120†
Cities with daily nonstop flights Monday through Friday from DEN:
82‡
Cities with daily nonstop flights Saturday through Sunday from DEN:
170§
† Weekly flights based on DOT published scheduled average flights Monday through Sunday between 10/1/2025 and 10/31/2025. Note: route may not operate every day of the week.
‡ Nonstop flights based on DOT published scheduled average flights Monday through Sunday between 10/1/2025 and 10/31/2025.
Popular Destinations from Denver
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From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| Denver (DEN) | Las Vegas (LAS) | One-way / Basic | Depart: 02/18/2026 | From $69 Seen: 23 hrs ago | |
| Denver (DEN) | Phoenix (PHX) | One-way / Basic | Depart: 02/24/2026 | From $69 Seen: 1 hour ago | |
| Denver (DEN) | Orlando (MCO) | One-way / Basic | Depart: 01/06/2026 | From $99 Seen: 23 hrs ago | |
| Denver (DEN) | Dallas (Love Field) (DAL) | One-way / Basic | Depart: 02/14/2026 | From $69 Seen: 8 hrs ago | |
| Denver (DEN) | Los Angeles (LAX) | One-way / Basic | Depart: 01/24/2026 | From $76 Seen: 13 hrs ago | |
| Denver (DEN) | San Diego (SAN) | One-way / Basic | Depart: 03/07/2026 | From $49 Seen: 2 hrs ago | |
| Denver (DEN) | Chicago (Midway) (MDW) | One-way / Basic | Depart: 01/14/2026 | From $78 Seen: 23 hrs ago | |
| Denver (DEN) | New York (LaGuardia) (LGA) | One-way / Basic | Depart: 03/10/2026 | From $77 Seen: 22 hrs ago |
*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.
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