SWA1939 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 737-800. Typical block time is 2h 2m. SkyMeter has observed 73 legs of this flight number via ADS-B.

✈
FLIGHTS
73
last 90 days
⏱
AVG DURATION
2h 2m
tracked time
📅
SERVICE PERIOD
05/27/2025 → 07/04/2026
first → last seen
🗺
ROUTES / TYPES
8 / 3
city pairs · airframes
⚠
INCIDENT RATE
6.8%
5 flagged

Routes flown

By count · last 90 days

5
KDEN → KMDW
52
avg 2h 11m · Denver → Chicago Midway
KPHX → KTUL
8
avg 2h 11m · Phoenix Sky Harbor → Tulsa
KMDW → KDCA
1
avg 1h 29m · Chicago Midway → Ronald Reagan Washington National
KSEA → KDEN
1
avg 2h 33m · Seattle Tacoma → Denver
KDEN → KGYY
1
avg 2h 33m · Denver → Gary Chicago

Aircraft types

Equipment used on this number

3
B738 BOEING Boeing 737-800
34
B38M BOEING Boeing 737 MAX 8
32
B737 BOEING Boeing 737-700
7

Safety profile

Flagged flights · last 90 days

Go-arounds
0
Unstable approach
5
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 SWA1939

30
N475WNBOEING Boeing 737-700
→
07/04/2026
2h 32m
No alerts
Replay Analysis
N8699ABOEING Boeing 737-800
→
07/02/2026
2h 6m
No alerts
Replay Analysis
N8699ABOEING Boeing 737-800
→
07/02/2026
23m
No alerts
Replay Analysis
N8523WBOEING Boeing 737-800
→
07/01/2026
2h 7m
No alerts
Replay Analysis
N8523WBOEING Boeing 737-800
→
07/01/2026
2h 7m
No alerts
Replay Analysis
N8523WBOEING Boeing 737-800
→
07/01/2026
16m
No alerts
Replay Analysis
N8523WBOEING Boeing 737-800
→
07/01/2026
16m
No alerts
Replay Analysis
N8551QBOEING Boeing 737-800
→
06/25/2026
2h 36m
No alerts
Replay Analysis
N8651ABOEING Boeing 737-800
→
06/24/2026
2h 3m
No alerts
Replay Analysis
N8870KBOEING Boeing 737 MAX 8
→
06/18/2026
2h 9m
No alerts
Replay Analysis
N8808QBOEING Boeing 737 MAX 8
→
06/17/2026
2h 16m
No alerts
Replay Analysis
N8851QBOEING Boeing 737 MAX 8
→
06/10/2026
2h 3m
No alerts
Replay Analysis
N8523WBOEING Boeing 737-800
→
06/03/2026
2h 0m
No alerts
Replay Analysis
N8523WBOEING Boeing 737-800
→
06/03/2026
17m
No alerts
Replay Analysis
N8538VBOEING Boeing 737-800
→
06/02/2026
1h 58m
No alerts
Replay Analysis
N8806QBOEING Boeing 737 MAX 8
→
06/01/2026
1h 52m
No alerts
Replay Analysis
N957WNBOEING Boeing 737-700
→
05/31/2026
2h 8m
No alerts
Replay Analysis
N887QBOEING Boeing 737 MAX 8
→
05/30/2026
2h 2m
No alerts
Replay Analysis
N8887QBOEING Boeing 737 MAX 8
→
05/29/2026
1h 59m
No alerts
Replay Analysis
N8551QBOEING Boeing 737-800
→
05/28/2026
2h 20m
No alerts
Replay Analysis
N8560ZBOEING Boeing 737-800
→
05/27/2026
2h 7m
No alerts
Replay Analysis
N8688JBOEING Boeing 737-800
→
05/26/2026
1h 59m
No alerts
Replay Analysis
N8816QBOEING Boeing 737 MAX 8
→
05/25/2026
2h 13m
No alerts
Replay Analysis
N8809LBOEING Boeing 737 MAX 8
→
05/24/2026
1h 28m
No alerts
Replay Analysis
N8809LBOEING Boeing 737 MAX 8
→
05/24/2026
2h 59m
No alerts
Replay Analysis
N8535SBOEING Boeing 737-800
→
05/23/2026
1h 47m
No alerts
Replay Analysis
N8727MBOEING Boeing 737 MAX 8
→
05/22/2026
1h 53m
No alerts
Replay Analysis
N8753QBOEING Boeing 737 MAX 8
→
05/21/2026
1h 52m
No alerts
Replay Analysis
N8735LBOEING Boeing 737 MAX 8
→
05/20/2026
1h 59m
No alerts
Replay Analysis
N8551QBOEING Boeing 737-800
→
05/19/2026
2h 7m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window