Flight Check

Best Airline: STL to MSP

St. Louis to Minneapolis — airline reliability comparison

Delta Air Lines is the most reliable airline on the STL to MSP route with a 88% on-time rate, compared to Southwest Airlines at 77%. Based on 3,957 flights tracked.

This route involves weather-prone airports, which can affect reliability regardless of airline.

Source: Bureau of Transportation Statistics. Updated October 2026.

On-Time Rate by Airline

Delta Air Lines88%
Endeavor Air86%
SkyWest Airlines78%
Southwest Airlines77%

STL to MSP Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
Delta Air LinesDLBest88%0.9%97m3,957
Endeavor Air9E86%1.4%54m100
SkyWest AirlinesOO78%1.6%108m588
Southwest AirlinesWNWorst77%1.0%51m2,306

Route Overview

83%
Overall On-Time
75m
Avg Delay
1%
Cancel Rate
7,005
Total Flights
STL to MSP Route DetailsReturn: MSP to STL
STL AirportMSP Airport

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Data last updated October 2026. Source: Bureau of Transportation Statistics.