BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
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DEN→SAN

Frontier Airlines Denver, CO (DEN) to San Diego, CA (SAN) reliability

Among 703 scheduled Frontier Airlines flights from DEN to SAN, 78.8% arrived on time, 14.8% arrived at least 30 minutes late, and 0.9% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Marketing carrier: Frontier Airlines (F9) · Updated September 16, 2026

HISTORICAL ROUTE SIGNALGenerally reliable
78.8%arrived on time
14.8%30+ min late
0.9%cancelled
703scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
30+ minutes late14.8%
60+ minutes late6.7%
Cancelled0.9%
Average arrival+2.6 mincompleted flights

What did Frontier Airlines DEN to SAN record?

Frontier Airlines completed 99.0% of its scheduled reportable DEN to SAN flights in the observation window. 78.8% of all scheduled flights arrived less than 15 minutes late, while 6.7% arrived at least an hour late.

What were Frontier Airlines DEN to SAN disruption rates?

For Frontier Airlines DEN-to-SAN flights, 14.8% arrived at least 30 minutes late, 0.9% were cancelled, and 0.1% were diverted.

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What was the Frontier Airlines DEN to SAN scheduled cohort?

The Frontier Airlines DEN-to-SAN cohort contained 703 scheduled flights; 696 completed, 6 were cancelled, and 1 were diverted.

Not a prediction.

This is a descriptive historical rate. Schedule changes, seasonal operations and current conditions may differ.