SKW4639 is operated by SKYWEST AIRLINES INC between Boise Air Terminal/Gowen Field (KBOI) and San Francisco International Airport (KSFO). The flight is most often flown by a EMBRAER Embraer 175 long wing. Typical block time is 1h 12m. SkyMeter has observed 88 legs of this flight number via ADS-B.

✈
FLIGHTS
88
last 90 days
⏱
AVG DURATION
1h 12m
tracked time
📅
SERVICE PERIOD
05/27/2025 → 07/05/2026
first → last seen
🗺
ROUTES / TYPES
14 / 3
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

8
KBOI → KSFO
38
avg 1h 36m · Boise Air Terminal/Gowen Field → San Francisco
KCOU → KORD
18
avg 1h 3m · Columbia → Chicago O'Hare
KATW → KORD
10
avg 56m · Appleton → Chicago O'Hare
MO74 → KORD
2
avg 1h 3m · Cedar Creek → Chicago O'Hare
KIAH → KLIT
2
avg 53m · George Bush Intercontinental Houston → Bill & Hillary Clinton National Airport/Adams Field
KIAH → KRBM
2
avg 1h 5m · George Bush Intercontinental Houston → Robinson Army Air Field
KIAH → KORK
1
avg 57m · George Bush Intercontinental Houston → North Little Rock
79C → KORD
1
avg 56m · Brennand → Chicago O'Hare

Aircraft types

Equipment used on this number

3
E75L EMBRAER Embraer 175 long wing
41
CRJ7 CANADAIR canadair CRJ-700
32
CRJ2 CANADAIR canadair CRJ-200
16

Safety profile

Flagged flights · last 90 days

Go-arounds
0
Unstable approach
0
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 SKW4639

30
N906EVCANADAIR canadair CRJ-200
→
07/05/2026
54m
No alerts
Replay Analysis
N454SWCANADAIR canadair CRJ-200
→
07/04/2026
49m
No alerts
Replay Analysis
N929SWCANADAIR canadair CRJ-200
→
07/03/2026
50m
No alerts
Replay Analysis
N964SWCANADAIR canadair CRJ-200
→
07/02/2026
41m
No alerts
Replay Analysis
N716EVCANADAIR canadair CRJ-700
→
07/01/2026
56m
No alerts
Replay Analysis
N691SKCANADAIR canadair CRJ-700
→
06/30/2026
1h 1m
No alerts
Replay Analysis
N691SKCANADAIR canadair CRJ-700
→
06/30/2026
11m
No alerts
Replay Analysis
N797SKCANADAIR canadair CRJ-700
→
06/29/2026
54m
No alerts
Replay Analysis
N773SKCANADAIR canadair CRJ-700
→
06/28/2026
56m
No alerts
Replay Analysis
N685SKCANADAIR canadair CRJ-700
→
06/27/2026
1h 22m
No alerts
Replay Analysis
N689SKCANADAIR canadair CRJ-700
→
06/26/2026
21m
No alerts
Replay Analysis
N689SKCANADAIR canadair CRJ-700
→
06/26/2026
57m
No alerts
Replay Analysis
N965SWCANADAIR canadair CRJ-200
→
06/25/2026
58m
No alerts
Replay Analysis
N685SKCANADAIR canadair CRJ-700
→
06/24/2026
1h 9m
No alerts
Replay Analysis
N558GJCANADAIR canadair CRJ-700
→
06/23/2026
6m
No alerts
Replay Analysis
N558GJCANADAIR canadair CRJ-700
→
06/23/2026
56m
No alerts
Replay Analysis
N785SKCANADAIR canadair CRJ-700
→
06/22/2026
1h 2m
No alerts
Replay Analysis
N753EVCANADAIR canadair CRJ-700
→
06/21/2026
57m
No alerts
Replay Analysis
N771SKCANADAIR canadair CRJ-700
→
06/20/2026
59m
No alerts
Replay Analysis
N773SKCANADAIR canadair CRJ-700
→
06/19/2026
1h 1m
No alerts
Replay Analysis
N791SKCANADAIR canadair CRJ-700
→
06/18/2026
1h 1m
No alerts
Replay Analysis
N791SKCANADAIR canadair CRJ-700
→
06/16/2026
1h 9m
No alerts
Replay Analysis
N788SKCANADAIR canadair CRJ-700
→
06/15/2026
57m
No alerts
Replay Analysis
N791SKCANADAIR canadair CRJ-700
→
06/14/2026
1h 5m
No alerts
Replay Analysis
N767SKCANADAIR canadair CRJ-700
→
06/13/2026
58m
No alerts
Replay Analysis
N793SKCANADAIR canadair CRJ-700
→
06/12/2026
59m
No alerts
Replay Analysis
N790SKCANADAIR canadair CRJ-700
→
06/11/2026
1h 1m
No alerts
Replay Analysis
N797SKCANADAIR canadair CRJ-700
→
06/10/2026
1h 1m
No alerts
Replay Analysis
N773SKCANADAIR canadair CRJ-700
→
06/09/2026
58m
No alerts
Replay Analysis
N773SKCANADAIR canadair CRJ-700
→
06/08/2026
57m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window