Southwest Airlines
Is WN2421 delayed?
No — WN2421 landed in Chicago 10 min early, at 19:00 on Sep 25 (as of Sep 25, 21:21 UTC). Over its last 17 recorded arrivals, 3 landed more than 15 min late.
Arrived
10 min early
Official source · Updated
Departure
Boston
BOS
Actual
Scheduled 12:40
Sep 25
Arrival
Chicago
MDW
Actual
Scheduled 19:10
Sep 25
Times shown in airport local time
Service date: · Scheduled departure date (America/New_York)
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Actual
BOSMDW
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 10 min early
BOS → MDW
- 16 min early
BOS → MDW
- 14 min early
AUS → ONT
- 10 min early
AUS → ONT
- 9 min early
BOS → MDW
Flight history and details
Aug 27, 2026 — Sep 26, 2026
- Observed arrivals
- 17
- Arrivals over 15 minutes late
- 3
- Observed cancellations
- 1
- Observed occurrences
- 18
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 25, 2026Arrived | Boston | Chicago | -10 | |
| Sep 24, 2026Arrived | Boston | Chicago | -16 | |
| Sep 23, 2026Arrived | Austin | Ontario | -14 | |
| Sep 22, 2026Arrived | Austin | Ontario | -10 | |
| Sep 21, 2026Arrived | Boston | Chicago | -9 | |
| Sep 20, 2026Arrived | Kansas City | Fort Lauderdale | 17 | |
| Sep 18, 2026Arrived | Boston | Chicago | -7 | |
| Sep 17, 2026Cancelled | Boston | Chicago | Not available | Not available |
| Sep 16, 2026Arrived | Austin | Ontario | -19 | |
| Sep 14, 2026Arrived | Boston | Chicago | -6 | |
| Sep 13, 2026Arrived | Kansas City | Fort Lauderdale | 12 | |
| Sep 11, 2026Arrived | Boston | Chicago | -13 | |
| Sep 10, 2026Arrived | Boston | Chicago | 1 | |
| Sep 7, 2026Arrived | Boston | Chicago | -21 | |
| Sep 4, 2026Arrived | Boston | Chicago | 35 | |
| Sep 3, 2026Arrived | Boston | Chicago | 36 | |
| Aug 31, 2026Arrived | Boston | Chicago | -9 | |
| Aug 28, 2026Arrived | Boston | Chicago | -3 |