BYF31 is operated by CHRISTIANSEN AVIATION LLC between Tracy Municipal Airport (KTCY) and San Carlos Airport (KSQL). The flight is most often flown by a CESSNA Cessna Skyhawk 172/Cutlass. Typical block time is 1h 2m. SkyMeter has observed 244 legs of this flight number via ADS-B.

✈
FLIGHTS
244
last 90 days
⏱
AVG DURATION
1h 2m
tracked time
📅
SERVICE PERIOD
5/27/2025 → 8/15/2026
first → last seen
🗺
ROUTES / TYPES
77 / 1
city pairs · airframes
⚠
INCIDENT RATE
6.6%
16 flagged

Routes flown

By count · last 90 days

10
KSQL → KTCY
14
avg 57m · San Carlos → Tracy
KTCY → KSQL
14
avg 51m · Tracy → San Carlos
KSQL → KSCK
5
avg 59m · San Carlos → Stockton Metropolitan
KSCK → KSQL
5
avg 1h 6m · Stockton Metropolitan → San Carlos
KSQL → KLVK
3
avg 58m · San Carlos → Livermore
KMRY → KSQL
3
avg 58m · Monterey Peninsula → San Carlos
KSQL → KHWD
3
avg 59m · San Carlos → Hayward Executive
KLVK → KSQL
3
avg 1h 8m · Livermore → San Carlos
KHWD → KSQL
2
avg 21m · Hayward Executive → San Carlos
KSQL → KOAK
2
avg 1h 38m · San Carlos → Metropolitan Oakland

Aircraft types

Equipment used on this number

1
C172 CESSNA Cessna Skyhawk 172/Cutlass
254

Safety profile

Flagged flights · last 90 days

Go-arounds
0
Unstable approach
16
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 BYF31

30
N63251CESSNA Cessna Skyhawk 172/Cutlass
→
8/15/2026
1h 15m
No alerts
Replay Analysis
N63251CESSNA Cessna Skyhawk 172/Cutlass
→
8/15/2026
1h 10m
No alerts
Replay Analysis
N63251CESSNA Cessna Skyhawk 172/Cutlass
→
8/14/2026
1h 36m
No alerts
Replay Analysis
N63251CESSNA Cessna Skyhawk 172/Cutlass
→
8/14/2026
1h 20m
No alerts
Replay Analysis
N63251CESSNA Cessna Skyhawk 172/Cutlass
→
8/13/2026
39m
No alerts
Replay Analysis
N63251CESSNA Cessna Skyhawk 172/Cutlass
→
8/13/2026
36m
No alerts
Replay Analysis
N63251CESSNA Cessna Skyhawk 172/Cutlass
→
8/13/2026
1h 6m
No alerts
Replay Analysis
N63251CESSNA Cessna Skyhawk 172/Cutlass
→
8/12/2026
38m
No alerts
Replay Analysis
N63251CESSNA Cessna Skyhawk 172/Cutlass
→
8/12/2026
35m
No alerts
Replay Analysis
N63251CESSNA Cessna Skyhawk 172/Cutlass
→
8/11/2026
13m
No alerts
Replay Analysis
N63251CESSNA Cessna Skyhawk 172/Cutlass
→
8/11/2026
58m
No alerts
Replay Analysis
N63251CESSNA Cessna Skyhawk 172/Cutlass
→
8/11/2026
32m
No alerts
Replay Analysis
N63251CESSNA Cessna Skyhawk 172/Cutlass
→
8/11/2026
1h 5m
No alerts
Replay Analysis
N63251CESSNA Cessna Skyhawk 172/Cutlass
→
8/10/2026
1h 34m
No alerts
Replay Analysis
N63251CESSNA Cessna Skyhawk 172/Cutlass
→
8/9/2026
2h 29m
No alerts
Replay Analysis
N63251CESSNA Cessna Skyhawk 172/Cutlass
→
8/9/2026
31m
No alerts
Replay Analysis
N63251CESSNA Cessna Skyhawk 172/Cutlass
→
8/8/2026
7m
No alerts
Replay Analysis
N63251CESSNA Cessna Skyhawk 172/Cutlass
→
8/8/2026
59m
No alerts
Replay Analysis
N63251CESSNA Cessna Skyhawk 172/Cutlass
→
8/8/2026
2h 45m
No alerts
Replay Analysis
N63251CESSNA Cessna Skyhawk 172/Cutlass
→
8/8/2026
13m
No alerts
Replay Analysis
N63251CESSNA Cessna Skyhawk 172/Cutlass
→
8/7/2026
16m
No alerts
Replay Analysis
N63251CESSNA Cessna Skyhawk 172/Cutlass
→
8/7/2026
30m
No alerts
Replay Analysis
N63251CESSNA Cessna Skyhawk 172/Cutlass
→
8/7/2026
38m
No alerts
Replay Analysis
N63251CESSNA Cessna Skyhawk 172/Cutlass
→
8/7/2026
1h 35m
No alerts
Replay Analysis
N63251CESSNA Cessna Skyhawk 172/Cutlass
→
8/6/2026
56m
No alerts
Replay Analysis
N63251CESSNA Cessna Skyhawk 172/Cutlass
→
8/6/2026
6m
No alerts
Replay Analysis
N63251CESSNA Cessna Skyhawk 172/Cutlass
→
8/6/2026
1h 16m
No alerts
Replay Analysis
N63251CESSNA Cessna Skyhawk 172/Cutlass
→
8/5/2026
1h 2m
No alerts
Replay Analysis
N63251CESSNA Cessna Skyhawk 172/Cutlass
→
8/5/2026
9m
No alerts
Replay Analysis
N63251CESSNA Cessna Skyhawk 172/Cutlass
→
8/5/2026
1h 26m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window