Is Frontier Airlines on time Denver to St. Louis?

30 flights · March 2025 – August 2026 · all airlines on DEN to STL →

62.07%

Arrived on time

Route average 69.32%

3.33%

Cancelled

Route average 1.4%

49 min

When late, late by

The other airlines on this route

Airline Flights On time Grade
Southwest Airlines 208 67.16% D
United Airlines 120 74.79% C