Frontier Airlines
Is F91229 delayed?
Service date: · Scheduled arrival date; departure time unavailable (America/Los_Angeles)
Estimated arrivalLast reported
42 min late
This update may be out of date. Check with your airline.
Update time unavailable
Departure
Denver
DEN
Scheduled
Not available
Arrival
San Francisco
SFO
Estimated
Scheduled 10:47
Sep 16
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Not available
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Actual
- Not available
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 3 min early
DEN → SFO
- 20 min early
DEN → SFO
- 7 min early
DEN → SFO
- 20 min early
DEN → SFO
- 28 min early
DEN → SFO
Flight history and details
Aug 17, 2026 — Sep 16, 2026
- Observed arrivals
- 12
- Arrivals over 15 minutes late
- 3
- Observed cancellations
- 0
- Observed occurrences
- 13
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 15, 2026Arrived | Denver | San Francisco | -3 | |
| Sep 14, 2026Arrived | Denver | San Francisco | -20 | |
| Sep 13, 2026Arrived | Denver | San Francisco | -7 | |
| Sep 12, 2026Arrived | Denver | San Francisco | -20 | |
| Sep 10, 2026Arrived | Denver | San Francisco | -28 | |
| Sep 9, 2026Arrived | Denver | San Francisco | -15 | |
| Sep 8, 2026Arrived | Denver | San Francisco | -19 | |
| Sep 2, 2026Arrived | Denver | San Francisco | 51 | |
| Sep 1, 2026Arrived | Denver | San Francisco | 45 | |
| Aug 26, 2026Arrived | Denver | San Francisco | -20 | |
| Aug 25, 2026Arrived | Denver | San Francisco | 47 | |
| Aug 17, 2026Arrived | Denver | San Francisco | -11 |