WN940Southwest Airlines · BWI → BUF
live · 3h ago
Route confirmed Southwest Airlines

WN940 BaltimoreBWI · 21:25 BuffaloBUF · 22:40

WN940 by Southwest Airlines flies from Baltimore (BWI) to Buffalo (BUF) for the Sun, Sep 6 departure.

Right nowLanded in Buffalo · position data
22:24

arrived at BUF · 15 min early

Typical gate push+23 minmedian posted departure
Typical arrival−9 minmedian over 7 operations
Wins back in air~32 minmedian gate push vs arrival · how planes make up time →

Where the minutes go

last 7 operations · gate push → arrival
0+30+60+90 min
09-07
+13 gate · −15 arrival
09-06
+13 gate · −15 arrival
09-05
+40 gate · +2 arrival
09-01
+17 gate · −17 arrival
08-30
+23 gate · −3 arrival
08-29
+30 gate · +2 arrival
08-26
+24 gate · −9 arrival

The bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.

The last 30 days

arrival outcome per operation

median arrival −9 min · 0 cancelled · 7 operations tracked

The route today

live boards
BWIBaltimoreOn-time likelyBWI delay board →
BUFBuffaloOn-time likelyBUF delay board →
BWI→BUFevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
42%Chance of 15+ min delay
3.0%Chance of cancellation
+12 minAvg hub delay right now

Conditions at BWI and BUF are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. For this route and airline, under conditions like today's, over the last 90 days.

Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →

When it flies

scheduled departures
061422
M
T
W
T
F
S
S

Each mark is a scheduled departure at its origin-local time. Today is highlighted.

Other Baltimore to Buffalo flights today

same route · Southwest Airlines
WN572departs 08:35
WN3649departs 08:45
WN280departs 09:55
WN4462departs 10:50
WN3996departs 11:15
WN3375departs 11:35

If WN940 is cancelled, these are the other Southwest Airlines nonstop flights from Baltimore to Buffalo on the same day, with scheduled departure times in BWI local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →

How WN940 actually runs

Pro Flight Search has tracked every published board update for WN940 across the BWI and BUF boards: schedule changes, gate pushes and actual clocks. Usually lands on time. Based on 5 confirmed landings · 5/5 within 15 min of schedule. Pushes back late but makes up time in the air.

The verdict above is that record speaking, so it reflects how WN940 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Technical record

How this operation is measured

board clocksaircraft

Board log

scheduled → actual, per operation
09-07BWI 21:25 21:38 (+13)BUF 22:40 22:25 (−15)
09-06BWI 21:25 21:38 (+13)BUF 22:40 22:25 (−15)
09-05BWI 19:45 20:25 (+40)BUF 21:10 21:12 (+2)
09-01BWI 19:45 20:02 (+17)BUF 21:05 20:48 (−17)
08-30BWI 21:35 21:58 (+23)BUF 22:50 22:47 (−3)
08-29BWI 19:45 20:15 (+30)BUF 21:05 21:07 (+2)
08-26BWI 19:45 20:09 (+24)BUF 21:05 20:56 (−9)

Aircraft

Recent tails: N8923Q, N8765Q, N8849Q, N8904L.

Board clocks recorded as BWI and BUF published them.

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search — WN940 Baltimore to Buffalo on-time performance, measured from the BWI and BUF airport boards.

Canonical URL
https://proflightsearch.com/flight/WN940
How we measure this →