Frontier Airlines
Is F91159 delayed?
Service date: · Scheduled arrival date; departure time unavailable (America/Los_Angeles)
Arrived
6 min early
Official source · Updated
Departure
Ontario
ONT
Scheduled
Not available
Arrival
San Francisco
SFO
Actual
Scheduled 13:43
Sep 14
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Not available
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Actual
ONTSFO
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 6 min early
ONT → SFO
- 22 min late
ONT → SFO
- 9 min early
ONT → SFO
- 31 min early
ONT → SFO
- 13 min early
ONT → SFO
Flight history and details
Aug 17, 2026 — Sep 16, 2026
- Observed arrivals
- 9
- Arrivals over 15 minutes late
- 1
- Observed cancellations
- 0
- Observed occurrences
- 9
Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Sep 14, 2026Arrived | Ontario | San Francisco | -6 | |
| Sep 13, 2026Arrived | Ontario | San Francisco | 22 | |
| Sep 11, 2026Arrived | Ontario | San Francisco | -9 | |
| Sep 10, 2026Arrived | Ontario | San Francisco | -31 | |
| Sep 8, 2026Arrived | Ontario | San Francisco | -13 | |
| Sep 7, 2026Arrived | Ontario | San Francisco | 15 | |
| Sep 6, 2026Arrived | Ontario | San Francisco | -26 | |
| Sep 5, 2026Arrived | Ontario | San Francisco | 0 | |
| Sep 4, 2026Arrived | Ontario | San Francisco | -14 |