WN573 Flight Status Southwest Airlines: Chicago to Boston (SWA573)
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WN 573 Chicago to Boston Flight Status
Not scheduled today (November 6th, 2026). Latest flight: September 28th, 2026 ; recent history is in the table below.
- This flight started in Nashville (BNA): WN573 Nashville to Chicago departs at 09:25 local time on Sep 28.
WN 573 Flight Status & Schedule Southwest Airlines Chicago to Boston
| Date | From | To | Departure | Arrival | Status | Details |
|---|---|---|---|---|---|---|
| Sep 28 | MDW | BOS | 11:50 | 14:55 | Scheduled | Track > |
| Sep 28 | MDW | BOS | 12:18 | 14:55 | Diverted | Track > |
| Sep 25 | MDW | BOS | 11:57 | 15:04 | Landed | Track > |
| Sep 24 | MDW | BOS | 12:09 | 15:10 | Landed Late | Track > |
| Sep 21 | MDW | BOS | 13:49 | 16:37 | Delayed | Track > |
| Sep 18 | MDW | BOS | 12:14 | 15:00 | Landed | Track > |
| Sep 17 | MDW | BOS | 15:18 | 14:55 | Unknown | Track > |
| Sep 14 | MDW | BOS | 12:10 | 15:06 | Landed | Track > |
| Sep 11 | MDW | BOS | 12:04 | 14:54 | Landed | Track > |
| Sep 10 | MDW | BOS | 12:31 | 15:14 | Landed Late | Track > |
Southwest Airlines flight WN 573 links Chicago and Boston, 1,381 km (858 mi) apart. The timetable allows 2 h 20 min, but the flight usually takes about 1 h 55 min, so it often makes up time. It is not flying today; the last flight was scheduled on 28 September 2026.
About WN 573
- Distance
- 1,381 km (858 mi)
- Typical flight time
- 1 h 55 min
- On time
- 4 of the last 7
- Average delay when late
- 17 min
WN 573 FAQ
- How long is the WN573 flight?
- The timetable allows 2 h 20 min. Chicago to Boston is 1,381 km (858 mi).
- How often is WN573 late?
- 2 of the last 7 flights arrived 15 or more minutes late and 1 was diverted; when late, by 17 minutes on average.
- Which terminal does WN573 use?
- It usually arrives at Terminal B at Boston Logan International Airport (BOS). Check the flight card above for today's terminal and gate.
- What other flight numbers does WN573 have?
- Also listed as SWA573 (Southwest Airlines' ICAO code) and WN 573.
WN573 and Chicago MDW to Boston BOS Flights
Other flights departing from Chicago MDW: WN573, WN1325, WN820, WN1180
Other flights arriving at Boston BOS: DL2706, WN573
All flights connecting Chicago MDW to Boston BOS.