WN4228 San FranciscoSFO BurbankBUR
WN4228 by Southwest Airlines flies from San Francisco (SFO) to Burbank (BUR).
scheduled from SFO
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at SFO and BUR 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 departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other San Francisco to Burbank flights today
same route · Southwest AirlinesIf WN4228 is cancelled, these are the other Southwest Airlines nonstop flights from San Francisco to Burbank on the same day, with scheduled departure times in SFO local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How WN4228 actually runs
Pro Flight Search has tracked every published board update for WN4228 across the SFO and BUR boards: schedule changes, gate pushes and actual clocks. Combined risk score: 33.0/100. Based on airport operations, weather, and cached board history at SFO and BUR.
The verdict above is that record speaking, so it reflects how WN4228 operates rather than what the timetable promises. Numbers refresh as new flights operate.
Planning around WN4228? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — WN4228 San Francisco to Burbank on-time performance, measured from the SFO and BUR airport boards.
https://proflightsearch.com/flight/WN4228
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