Connecting Flights

Connecting Flights
at Denver Airport

Everything you need to know about connecting flights at DEN: minimum times, concourse transfers, and tips for a smooth connection.

30-45
Min Connection Time
24/7
Train Service
2-3
Min Between Trains
3
Concourses
Connection Times

Concourse Transfer Times

Route Method Estimated Time
Jeppesen Terminal ↔ Concourse A Bridge walkway (Level 5) or train 5-10 min
Jeppesen Terminal ↔ Concourse B Train only (Level 1) 5-10 min
Jeppesen Terminal ↔ Concourse C Train only (Level 1) 5-10 min
Concourse A ↔ Concourse B Train (Level 1) 5-10 min
Concourse A ↔ Concourse C Train (Level 1) 5-10 min
Concourse B ↔ Concourse C Train (Level 1) 5-10 min
Tips

Connecting Flight Tips

  • Minimum connection time: 30-45 minutes for domestic connections.
  • International connections: allow at least 90 minutes for customs.
  • The underground train runs 24/7 with departures every 2-3 minutes.
  • Check your connecting gate when you arrive at the gate or via airline app.
  • If your flight is delayed, contact your airline immediately for rebooking.
  • Use the DEN mobile app for real-time gate information and wayfinding.
Airlines by Concourse
  • Concourse A: Delta, Frontier, United (partial), international carriers
  • Concourse B: United Airlines (exclusive)
  • Concourse C: Southwest, American, Spirit, Alaska, JetBlue

Check your airline's concourse before planning your connection.

Need help with your connection?

Check your airline's app for real-time gate information or visit the customer service desk in your concourse.