SWA1604 is operated by SOUTHWEST AIRLINES CO between Denver International Airport (KDEN) and Chicago Midway International Airport (KMDW). The flight is most often flown by a BOEING Boeing 737 MAX 8. Typical block time is 1h 39m. SkyMeter has observed 130 legs of this flight number via ADS-B.

✈
FLIGHTS
130
last 90 days
⏱
AVG DURATION
1h 39m
tracked time
📅
SERVICE PERIOD
05/27/2025 → 08/22/2026
first → last seen
🗺
ROUTES / TYPES
25 / 3
city pairs · airframes
⚠
INCIDENT RATE
1.5%
2 flagged

Routes flown

By count · last 90 days

10
KDEN → KMDW
42
avg 2h 9m · Denver → Chicago Midway
KLAS → KSAN
11
avg 1h 37m · McCarran → San Diego
KMSY → KBNA
8
avg 1h 12m · Louis Armstrong New Orleans → Nashville
KPVD → KBNA
5
avg 2h 23m · Theodore Francis Green State → Nashville
KATL → KAUS
4
avg 2h 3m · Hartsfield Jackson Atlanta → Austin Bergstrom
KBNA → KPIT
4
avg 1h 7m · Nashville → Pittsburgh
KDAL → KMSY
4
avg 1h 9m · Dallas Love Field → Louis Armstrong New Orleans
KSAN → KIND
4
avg 3h 56m · San Diego → Indianapolis
US-1250 → KMDW
1
avg 1h 57m · Campbells → Chicago Midway
KLAS → KNKX
1
avg 1h 33m · McCarran → Miramar Marine Corps Air Station - Mitscher Field

Aircraft types

Equipment used on this number

3
B38M BOEING Boeing 737 MAX 8
77
B738 BOEING Boeing 737-800
45
B737 BOEING Boeing 737-700
26

Safety profile

Flagged flights · last 90 days

Go-arounds
1
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 SWA1604

30
N275WNBOEING Boeing 737-700
→
08/22/2026
1h 52m
No alerts
Replay Analysis
N275WNBOEING Boeing 737-700
→
08/22/2026
5m
No alerts
Replay Analysis
N8813QBOEING Boeing 737 MAX 8
→
08/21/2026
3h 53m
No alerts
Replay Analysis
N8813QBOEING Boeing 737 MAX 8
→
08/21/2026
1h 15m
No alerts
Replay Analysis
N8813QBOEING Boeing 737 MAX 8
→
08/21/2026
44m
No alerts
Replay Analysis
N8753QBOEING Boeing 737 MAX 8
→
08/18/2026
1h 25m
No alerts
Replay Analysis
N8753QBOEING Boeing 737 MAX 8
→
08/18/2026
28m
No alerts
Replay Analysis
N8910QBOEING Boeing 737 MAX 8
→
08/17/2026
3h 58m
No alerts
Replay Analysis
N8910QBOEING Boeing 737 MAX 8
→
08/17/2026
1h 55m
No alerts
Replay Analysis
N8914QBOEING Boeing 737 MAX 8
→
08/17/2026
2h 13m
No alerts
Replay Analysis
N8914QBOEING Boeing 737 MAX 8
→
08/16/2026
21m
No alerts
Replay Analysis
N915WNBOEING Boeing 737-700
→
08/15/2026
6m
No alerts
Replay Analysis
N915WNBOEING Boeing 737-700
→
08/15/2026
1h 53m
No alerts
Replay Analysis
N8829QBOEING Boeing 737 MAX 8
→
08/14/2026
4h 14m
No alerts
Replay Analysis
N8829QBOEING Boeing 737 MAX 8
→
08/14/2026
1h 50m
No alerts
Replay Analysis
N8861QBOEING Boeing 737 MAX 8
→
08/13/2026
3h 52m
No alerts
Replay Analysis
N1803UBOEING Boeing 737 MAX 8
→
08/13/2026
1h 11m
No alerts
Replay Analysis
N8964LBOEING Boeing 737 MAX 8
→
08/12/2026
1h 32m
No alerts
Replay Analysis
N8510EBOEING Boeing 737-800
→
08/11/2026
1h 44m
No alerts
Replay Analysis
N8847QBOEING Boeing 737 MAX 8
→
08/10/2026
3h 57m
No alerts
Replay Analysis
N8847QBOEING Boeing 737 MAX 8
→
08/10/2026
1h 41m
No alerts
Replay Analysis
N8847QBOEING Boeing 737 MAX 8
→
08/10/2026
44m
No alerts
Replay Analysis
N8965QBOEING Boeing 737 MAX 8
→
08/10/2026
2h 7m
No alerts
Replay Analysis
N962WNBOEING Boeing 737-700
→
08/08/2026
2h 0m
No alerts
Replay Analysis
N8918QBOEING Boeing 737 MAX 8
→
08/07/2026
4h 2m
No alerts
Replay Analysis
N8918QBOEING Boeing 737 MAX 8
→
08/07/2026
1h 23m
No alerts
Replay Analysis
N9006LBOEING Boeing 737 MAX 8
→
08/06/2026
3h 49m
No alerts
Replay Analysis
N9006LBOEING Boeing 737 MAX 8
→
08/06/2026
1h 52m
No alerts
Replay Analysis
N8793QBOEING Boeing 737 MAX 8
→
08/05/2026
2h 5m
No alerts
Replay Analysis
N8628ABOEING Boeing 737-800
→
08/04/2026
1h 28m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window