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WanderNerd

Route Reliability

Minneapolis → St. Louis

MSPSTL · 448 miles · Minneapolis–Saint Paul International Airport to St. Louis Lambert International Airport

84
Pretty Reliable
WanderNerd Reliability Score
80%
Arrive within 15 minutes
5 min
Average arrival delay
0.9%
Cancelled
2,233
Flights in the data

Data through May 2026.

Who flies it best

Ranked by on-time arrivals. Historical results, not predictions.

  1. 1.Southwest Airlines82%650 flights
  2. 2.Delta Air Lines80%1,583 flights

What the data says

Morning flights do better here.

MSP–STL flights departing between 3–6 AM arrived on time 98% of the time, versus 66% between 6–9 PM.

Monday is the weak spot.

MSP–STL flights arrived on time 85% of the time on Thursdays. On Mondays: 74%.

Not much between Southwest Airlines and Delta Air Lines.

On this route they all land within 80% to 82% on time. Pick on schedule and price.

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
  • Mon74%(332 flights)
  • Tue83%(325 flights)
  • Wed83%(320 flights)
  • Thu85%(331 flights)
  • Fri78%(332 flights)
  • Sat80%(256 flights)
  • Sun80%(312 flights)
On-time by departure window
  • 3–6 AM98%(174 flights)
  • 6–9 AM85%(513 flights)
  • 9 AM–12 PM84%(251 flights)
  • 12–3 PM79%(368 flights)
  • 3–6 PM74%(489 flights)
  • 6–9 PM66%(71 flights)
  • 9 PM–12 AM75%(342 flights)
On-time trend by month
88%
May

Jun 79% → May 88% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202579%195
July 202570%206
August 202579%203
September 202585%201
October 202583%191
November 202583%168
December 202570%170
January 202681%152
February 202689%148
March 202675%182
April 202684%192
May 202688%200

Based on 2,233 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.