WN3948 Flight Status Southwest Airlines: St. Louis to Boston (SWA3948)
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WN 3948 St. Louis to Boston Flight Status
Not scheduled today (November 9th, 2026). Latest flight: June 3rd, 2026 ; recent history is in the table below.
WN 3948 Flight Status & Schedule Southwest Airlines St. Louis to Boston
| Date | From | To | Departure | Arrival | Status | Details |
|---|---|---|---|---|---|---|
| Jun 03 | STL | BOS | 10:24 | 13:45 | Landed | Track > |
| Jun 02 | STL | BOS | 10:24 | 14:08 | Landed Late | Track > |
| Jun 01 | STL | BOS | 11:47 | 14:59 | Delayed | Track > |
| May 31 | STL | BOS | 10:27 | 13:47 | Landed | Track > |
| May 29 | STL | BOS | 10:27 | 13:44 | Landed | Track > |
| May 28 | STL | BOS | 10:29 | 13:42 | Landed | Track > |
| May 27 | STL | BOS | 10:30 | 13:42 | Landed | Track > |
| May 26 | STL | BOS | 10:26 | 13:29 | Landed | Track > |
| May 25 | STL | BOS | 10:24 | 13:29 | Landed | Track > |
| May 22 | STL | BOS | 10:40 | 13:47 | Landed | Track > |
Southwest Airlines flight WN 3948 links St. Louis and Boston, 1,680 km (1,044 mi) apart. The timetable allows 2 h 35 min, but the flight usually takes about 2 h 15 min, so it often makes up time. It is not flying today; the last flight, on 3 June 2026, landed on time.
About WN 3948
- Distance
- 1,680 km (1,044 mi)
- Typical flight time
- 2 h 15 min
- On time
- 8 of the last 9
- Average delay when late
- 18 min
- Usually departs from
- Terminal 2
WN 3948 FAQ
- How long is the WN3948 flight?
- The timetable allows 2 h 35 min. St. Louis to Boston is 1,680 km (1,044 mi).
- How often is WN3948 late?
- 1 of the last 9 flights arrived 15 or more minutes late; when late, by 18 minutes on average.
- Which terminal does WN3948 use?
- It usually leaves from Terminal 2 at St. Louis Lambert International Airport (STL) and 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 WN3948 have?
- Also listed as SWA3948 (Southwest Airlines' ICAO code) and WN 3948.
WN3948 and St. Louis STL to Boston BOS Flights
Other flights departing from St. Louis STL: WN1659, WN2311, WN4427, WN757
Other flights arriving at Boston BOS: B6478, DL1475, DL2560, WN541
All flights connecting St. Louis STL to Boston BOS.