How often are MSP to STL flights on time?

Flights from Minneapolis (MSP) to St. Louis (STL) arrive on time 86% of the time across 11,887 flights of official data.

Which airline is most reliable on the MSP to STL route?

Delta Air Lines has the best on-time record on this route at 86% across 8,822 flights.

Route reliability

Flights from Minneapolis to St. Louis arrive on time 86% of the time across 11,887 flights. Here’s how each airline really performs.

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On-time rate

11,887 flights

Airline	On-time	Flights
Delta Air Lines	86%	8,822
Southwest Airlines	85%	3,065

On-time = arrived within 15 minutes of schedule, per BTS TranStats. Compare the reverse leg STL → MSP.

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Score real MSP–STL flights on reliability, weather, and connection safety — not just price.

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