FFT4251 is operated by FRONTIER AIRLINES INC. between Denver International Airport (KDEN) and Salt Lake City International Airport (KSLC). The flight is most often flown by a AIRBUS Airbus A321 Neo. Typical block time is 1h 13m. SkyMeter has observed 31 legs of this flight number via ADS-B.

✈
FLIGHTS
31
last 90 days
⏱
AVG DURATION
1h 13m
tracked time
📅
SERVICE PERIOD
04/17/2026 → 06/03/2026
first → last seen
🗺
ROUTES / TYPES
3 / 3
city pairs · airframes
⚠
INCIDENT RATE
3.2%
1 flagged

Routes flown

By count · last 90 days

1
KDEN → KSLC
20
avg 1h 32m · Denver → Salt Lake City

Aircraft types

Equipment used on this number

3
A21N AIRBUS Airbus A321 Neo
13
A20N AIRBUS Airbus A320 Neo
13
A321 AIRBUS Airbus A321
3

Safety profile

Flagged flights · last 90 days

Go-arounds
0
Unstable approach
1
Rejected TO
0
Stall warnings
0
Overspeeds
0
Runway excursion
0
Counts represent flights with at least one occurrence of each flag, not the total event count. See /incidents for individual events.

Recent flights

Newest 30 operations of FFT4251

30
N702FRAIRBUS Airbus A321
→
06/03/2026
1h 26m
No alerts
Replay Analysis
N717FRAIRBUS Airbus A321
→
06/02/2026
1h 48m
△ Unstable
Replay Analysis
N662FRAIRBUS Airbus A321 Neo
→
06/01/2026
1h 20m
No alerts
Replay Analysis
N676FR
→
05/31/2026
1h 23m
No alerts
Replay Analysis
N648FRAIRBUS Airbus A321 Neo
→
05/29/2026
1h 31m
No alerts
Replay Analysis
N630FRAIRBUS Airbus A321 Neo
→
05/28/2026
1h 14m
No alerts
Replay Analysis
N630FRAIRBUS Airbus A321 Neo
→
05/28/2026
42m
No alerts
Replay Analysis
N654FRAIRBUS Airbus A321 Neo
→
05/26/2026
8m
No alerts
Replay Analysis
N654FRAIRBUS Airbus A321 Neo
→
05/26/2026
1h 41m
No alerts
Replay Analysis
N640FRAIRBUS Airbus A321 Neo
→
05/25/2026
1h 16m
No alerts
Replay Analysis
N614FRAIRBUS Airbus A321 Neo
→
05/24/2026
1h 45m
No alerts
Replay Analysis
N659FR
→
05/23/2026
1h 24m
No alerts
Replay Analysis
N722FRAIRBUS Airbus A321
→
05/22/2026
1h 20m
No alerts
Replay Analysis
N362FRAIRBUS Airbus A320 Neo
→
05/04/2026
1h 29m
No alerts
Replay Analysis
N652FRAIRBUS Airbus A321 Neo
→
05/02/2026
7m
No alerts
Replay Analysis
N652FRAIRBUS Airbus A321 Neo
→
05/02/2026
1h 50m
No alerts
Replay Analysis
N362FRAIRBUS Airbus A320 Neo
→
05/01/2026
1h 30m
No alerts
Replay Analysis
N360FRAIRBUS Airbus A320 Neo
→
04/28/2026
1h 42m
No alerts
Replay Analysis
N360FRAIRBUS Airbus A320 Neo
→
04/28/2026
46m
No alerts
Replay Analysis
N396FRAIRBUS Airbus A320 Neo
→
04/27/2026
1h 24m
No alerts
Replay Analysis
N396FRAIRBUS Airbus A320 Neo
→
04/27/2026
44m
No alerts
Replay Analysis
N615FRAIRBUS Airbus A321 Neo
→
04/25/2026
1h 46m
No alerts
Replay Analysis
N343FRAIRBUS Airbus A320 Neo
→
04/24/2026
1h 40m
No alerts
Replay Analysis
N343FRAIRBUS Airbus A320 Neo
→
04/24/2026
44m
No alerts
Replay Analysis
N436FRAIRBUS Airbus A320 Neo
→
04/21/2026
1h 45m
No alerts
Replay Analysis
N350FRAIRBUS Airbus A320 Neo
→
04/20/2026
9m
No alerts
Replay Analysis
N350FRAIRBUS Airbus A320 Neo
→
04/20/2026
1h 30m
No alerts
Replay Analysis
N626FRAIRBUS Airbus A321 Neo
→
04/18/2026
11m
No alerts
Replay Analysis
N626FRAIRBUS Airbus A321 Neo
→
04/18/2026
1h 21m
No alerts
Replay Analysis
N438FRAIRBUS Airbus A320 Neo
→
04/17/2026
1h 30m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window