How often are MFR to SEA flights on time?

Flights from Medford (MFR) to Seattle (SEA) arrive on time 92% of the time across 15,920 flights of official data.

Which airline is most reliable on the MFR to SEA route?

Delta Air Lines has the best on-time record on this route at 95% across 6,501 flights.

Route reliability

Flights from Medford to Seattle arrive on time 92% of the time across 15,920 flights. Here’s how each airline really performs.

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On-time rate

15,920 flights

Airline	On-time	Flights
Delta Air Lines	95%	6,501
Alaska Airlines	90%	9,419

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

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