ONT → SEA

F92275

F92275 (Frontier Airlines) flies Ontario to Seattle. Of 105 departures recorded from August 2025 to July 2026, 77.9% left on time, according to the US BTS.

according to the US BTS · Aug 19, 2025 → Jul 31, 2026 domestic flights only

Recorded departures by month

Months without data are left blank.

The most recent periods8 periods
PeriodDepartures 2025Departures 2026Change vs last year
January–6–
February–––
March–––
April–––
May–9–
June–28–
July–31–
August6––
September1––
October––in progress
November9––
December15––

according to the US BTS · August 2025 → July 2026

On-time departures by month

All legs combined

Months without data are left blank.

On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.

The most recent periods8 periods
PeriodOn time 2025On time 2026Change vs last year
January–83.3%–
February–––
March–––
April–––
May–77.8%–
June–78.6%–
July–80.0%–
August100.0%––
September100.0%––
October––in progress
November88.9%––
December53.3%––

according to the US BTS · August 2025 → July 2026

Average departure delay by month

All legs combined

Months without data are left blank.

according to the US BTS · August 2025 → July 2026

Cancelled departures by month

All legs combined

Months without data are left blank.

The most recent periods8 periods
PeriodCancelled 2025Cancelled 2026Change vs last year
January–0–
February–––
March–––
April–––
May–0–
June–0–
July–1–
August0––
September0––
October––in progress
November0––
December0––

according to the US BTS · August 2025 → July 2026

This is not a forecast

This is a historical record of departures already flown, not a forecast for your flight.

Cancellation share

  • Not cancelled 99.0% 104
  • Cancelled 1.0% 1

Share of all recorded flights in the period, all legs. · Aug 19, 2025 → Jul 31, 2026

Legs flown under this number

1
RoutesDistance (km)Avg delay On timeDepartures
ONT SEA Ontario International Airport – Seattle–Tacoma International Airport 1,540 18.2 min 77.9% 105
Monthly figures
PeriodDepartures With departure delay recordedOn time Cancelled
August 2025 6 6 100.0% 0
September 2025 1 1 100.0% 0
November 2025 9 9 88.9% 0
December 2025 15 15 53.3% 0
January 2026 6 6 83.3% 0
May 2026 9 9 77.8% 0
June 2026 28 28 78.6% 0
July 2026 31 30 80.0% 1

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