WN4742 · SWA4742

Schedule for today and the next days

• 2026-10-27 21:05 · Baltimore/Washington International Thurgood Marshall Airport (BWI/KBWI) → Buffalo Niagara International Airport (BUF/KBUF)

Scheduled times from airport boards, in local time. Actual departures and arrivals are measured by the map.flights network.

SWA4742 over the last 30 days

As of 2026-10-27

SWA4742 is operated by Southwest Airlines on the route Baltimore/Washington International Thurgood Marshall Airport (BWI/KBWI) → Buffalo Niagara International Airport (BUF/KBUF). It usually takes off around 01:22 or 03:06 UTC (21:22 or 23:06 local time, BWI). It usually lands around 02:09 or 03:54 UTC (22:09 or 23:54 local time, BUF). Most frequent aircraft type: BOEING 737 MAX 8 (B38M).

Days with an observed flight (last 30 days)

25/30

Days of the week with an observed flight

Mon, Tue, Wed, Thu, Fri, Sat, Sun

Typical take-off

01:22 UTC · 21:22 local time (BWI) / 03:06 UTC · 23:06 local time (BWI)

Typical landing

02:09 UTC · 22:09 local time (BUF) / 03:54 UTC · 23:54 local time (BUF)

Typical time airborne

48 min

Median departure deviation from the usual time on this route

+5 min

Departures within 15 minutes of the usual time

70 %

Departures measured

116

Our measurement against the usual departure time of the route, from our own observations over the last 28 days; the figures cover all flights of this airline on the route.

Aircraft types on this flight (last 30 days)

• BOEING 737 MAX 8 (B38M) — Number of flights: 12
• BOEING 737-800 (B738) — Number of flights: 9
• BOEING 737-700 (B737) — Number of flights: 4

Aircraft in the last 7 days

• N8630B · BOEING 737-800 2026-10-27
• N8628A · BOEING 737-800 2026-10-26
• N942WN · BOEING 737-700 2026-10-25
• N8562Z · BOEING 737-800 2026-10-24
• N871HK · BOEING 737 MAX 8 2026-10-22
• N8582Z · BOEING 737-800 2026-10-21

Related flights on this route

• All flights KBWI – KBUF