Southwest Airlines
Is WN857 delayed?
Service date: · Scheduled departure date (America/New_York)
Arrived
14 min early
Updated
Departure
Boston
BOS
Actual
Scheduled 05:50
Aug 20
Arrival
Baltimore
BWI
Actual
Scheduled 07:15
Aug 20
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Actual
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 44 min late
BNA → PHL
- 4 min early
BNA → PHL
- 122 min late
PHX → GEG
- 39 min late
BNA → PHL
- 1 min early
BNA → PHL
Flight history and details
Aug 19, 2026 — Sep 18, 2026
- Observed arrivals
- 16
- Arrivals over 15 minutes late
- 5
- Observed cancellations
- 0
- 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 16, 2026Arrived | Nashville | Philadelphia | 44 | |
| Sep 15, 2026Arrived | Nashville | Philadelphia | -4 | |
| Sep 13, 2026Arrived | Phoenix | Spokane | 122 | |
| Sep 9, 2026Arrived | Nashville | Philadelphia | 39 | |
| Sep 8, 2026Arrived | Nashville | Philadelphia | -1 | |
| Sep 6, 2026Arrived | Phoenix | Spokane | -15 | |
| Sep 5, 2026Arrived | Boston | Baltimore | -9 | |
| Sep 4, 2026Arrived | Boston | Baltimore | -5 | |
| Sep 3, 2026Arrived | Boston | Baltimore | 31 | |
| Aug 31, 2026Arrived | Boston | Baltimore | -17 | |
| Aug 29, 2026Arrived | Boston | Baltimore | -14 | |
| Aug 28, 2026Arrived | Boston | Baltimore | -7 | |
| Aug 27, 2026Arrived | Boston | Baltimore | -18 | |
| Aug 23, 2026Arrived | Phoenix | Spokane | 78 | |
| Aug 21, 2026Arrived | Boston | Baltimore | -12 | |
| Aug 20, 2026Arrived | Boston | Baltimore | -14 |