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 faresSouthwest® flights from Denver starting at $49
expand_more
1 Passenger
expand_morePromo Code
expand_moretoday
today
Book flights from Denver with Southwest Airlines
flight_takeoff
flight_land
$
Denver (DEN)to
Phoenix (PHX)Depart: 04/18/2026
From
$49
Seen: 2 hrs ago
One-way
Basic
Denver (DEN)to
Dallas (Love Field) (DAL)Depart: 03/28/2026
From
$49
Seen: 3 hrs ago
One-way
Basic
Denver (DEN)to
Los Angeles (LAX)Depart: 03/07/2026
From
$56
Seen: 21 hrs ago
One-way
Basic
Denver (DEN)to
San Diego (SAN)Depart: 04/17/2026
From
$59
Seen: 9 hrs ago
One-way
Basic
Denver (DEN)to
Chicago (Midway) (MDW)Depart: 03/07/2026
From
$63
Seen: 1 hour ago
One-way
Basic
Denver (DEN)to
Chicago (O'Hare) (ORD)Depart: 02/28/2026
From
$63
Seen: 3 hrs ago
One-way
Basic
Denver (DEN)to
Las Vegas (LAS)Depart: 03/11/2026
From
$69
Seen: 8 hrs ago
One-way
Basic
Denver (DEN)to
New York (LaGuardia) (LGA)Depart: 02/25/2026
From
$69
Seen: 9 hrs ago
One-way
Basic
Denver (DEN)to
Kansas City (MCI)Depart: 03/07/2026
From
$69
Seen: 12 hrs ago
One-way
Basic
Denver (DEN)to
Minneapolis/St. Paul (MSP)Depart: 03/03/2026
From
$69
Seen: 6 hrs ago
One-way
Basic
Denver (DEN)to
Portland, OR (PDX)Depart: 03/11/2026
From
$69
Seen: 6 hrs ago
One-way
Basic
Denver (DEN)to
Salt Lake City (SLC)Depart: 04/01/2026
From
$75
Seen: 2 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
flight_takeoff
flight_land
$
From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| Denver (DEN) | Phoenix (PHX) | One-way / Basic | Depart: 04/25/2026 | From $49 Seen: 2 hrs ago | |
| Denver (DEN) | Dallas (Love Field) (DAL) | One-way / Basic | Depart: 03/28/2026 | From $49 Seen: 3 hrs ago | |
| Denver (DEN) | Los Angeles (LAX) | One-way / Basic | Depart: 03/07/2026 | From $56 Seen: 21 hrs ago | |
| Denver (DEN) | San Diego (SAN) | One-way / Basic | Depart: 02/26/2026 | From $59 Seen: 17 hrs ago | |
| Denver (DEN) | Chicago (Midway) (MDW) | One-way / Basic | Depart: 03/07/2026 | From $63 Seen: 1 hour ago | |
| Denver (DEN) | Chicago (O'Hare) (ORD) | One-way / Basic | Depart: 02/28/2026 | From $63 Seen: 3 hrs ago | |
| Denver (DEN) | Salt Lake City (SLC) | One-way / Basic | Depart: 05/05/2026 | From $65 Seen: 2 hrs ago | |
| Denver (DEN) | Las Vegas (LAS) | One-way / Basic | Depart: 03/11/2026 | From $69 Seen: 8 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.
Plan your trip
-
Rent a car.
Earn Rapid Rewards® points on your next rental car.
Rent a car -
Book a hotel.
Find deals for any season.
Book a hotel -
Plan a vacation.
Getaways by Southwest™ offers tons of vacation packages with amazing travel deals.
Book a vacation package
Join Rapid Rewards, our award-winning frequent flyer program1.
Sign up nowNo blackout dates.
You can use your points to book any seat, on any flight, no exceptions. Any day, any time, any flight, your points are ready to take you to where you want to go.
Your points don’t expire.
You can earn points on flights and on everyday purchases with our partners, which makes getting to your destination easy. No matter when, or where, you earn them, your points won’t expire.
Free inflight WiFi thanks to T-Mobile®.2
Rapid Rewards members can go online to check email, snag a dinner reservation, or browse social media from takeoff to landing. Learn more ›
12022–2023 Freddie Awards. 2Where available. Available only on WiFi-enabled designated aircraft. Free WiFi is only for Rapid Rewards® Members.