Southwest Airlines
Is WN4843 delayed?
Service date: · Actual departure date; scheduled departure unavailable (UTC)
Arrived
3 min early
Official source · Updated
Departure
Chicago
MDW
Actual
Sep 8
Arrival
San Francisco
SFO
Actual
Scheduled 12:55
Sep 8
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Not available
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Actual
MDWSFO
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 32 min late
MDW → SFO
- 170 min late
MDW → SFO
- 3 min late
MDW → SFO
- 16 min late
MDW → SFO
- 7 min late
MDW → SFO
Flight history and details
Aug 22, 2026 — Sep 21, 2026
- Observed arrivals
- 9
- Arrivals over 15 minutes late
- 3
- Observed cancellations
- 1
- Observed occurrences
- 10
Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Sep 20, 2026Arrived | Chicago | San Francisco | 32 | |
| Sep 19, 2026Arrived | Chicago | San Francisco | 170 | |
| Sep 16, 2026Arrived | Chicago | San Francisco | 3 | |
| Sep 15, 2026Arrived | Chicago | San Francisco | 16 | |
| Sep 13, 2026Arrived | Chicago | San Francisco | 7 | |
| Sep 12, 2026Arrived | Chicago | San Francisco | -2 | |
| Sep 9, 2026Arrived | Chicago | San Francisco | 10 | |
| Sep 8, 2026Arrived | Chicago | San Francisco | -3 | |
| Sep 5, 2026Arrived | Chicago | San Francisco | 5 | |
| Sep 3, 2026Cancelled | Washington | Not available | Not available |