Skip to content
WanderNerd
Check a flight

Route Reliability

SGF → Denver

SGF–DEN · 637 miles · SGF Airport to Denver International Airport

83
Pretty Reliable
WanderNerd Reliability Score
79%
Arrive within 15 minutes
11 min
Average arrival delay
0.8%
Cancelled
1,268
Flights in the data

Data through May 2026.

United Airlines is the only airline in this data on this route, arriving on time 79% of the time across 1,268 flights. No comparison to make.

What the data says

Morning flights do better here.

SGF–DEN flights departing between 6–9 AM arrived on time 93% of the time, versus 64% between 3–6 PM.

Saturday comes out ahead.

A small edge: 82% on time on Saturdays against 78% on Fridays.

Slipping a little lately.

SGF–DEN flights arrived on time 80% of the time over the last three months in the data, compared with 83% in the three months before that.

Best historical flights

Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.

Top flights by on-time rate

More flights on this route

The breakdown

On-time by weekday
  • Mon79%(182 flights)
  • Tue78%(175 flights)
  • Wed79%(178 flights)
  • Thu78%(177 flights)
  • Fri78%(182 flights)
  • Sat82%(176 flights)
  • Sun81%(185 flights)
On-time by departure window
  • 3–6 AM88%(90 flights)
  • 6–9 AM93%(104 flights)
  • 9 AM–12 PM83%(341 flights)
  • 12–3 PM85%(361 flights)
  • 3–6 PM64%(357 flights)
  • 9 PM–12 AM—(2 flights)
On-time trend by month
82%
May

Jun 66% → May 82% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202566%119
July 202569%120
August 202573%124
September 202583%120
October 202581%118
November 202598%89
December 202575%92
January 202689%91
February 202685%84
March 202679%90
April 202678%88
May 202682%120

Keep nerding

Based on 1,268 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.