BWI (Baltimore) to SMF (Sacramento) flights arrive on time 65% of the time. The most reliable airline on this route is Southwest Airlines at 67%. The average delay is 52 minutes. Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Source: Bureau of Transportation Statistics. Updated August 2026.BWI → SMF
BWI (Baltimore) to SMF (Sacramento)
BWI → SMF on-time performance by month
24
25
26
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
Better
This route is frequently delayed. About 65% of flights arrive on schedule.
Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Accurate?
Southwest Airlines is significantly more reliable on this route at 67% on time vs Spirit Airlines at 48%.
Airline Comparison
Southwest Airlines leads at 67% on time; Spirit Airlines trails at 48%.
Accurate?
Good to know
Departing from BWI
80% on timeTSA is currently ~5 min. Best time: 4 AM (about 5 min).
Arriving at SMF
83% on timeWhen flights into SMF are late, the average delay is 59 minutes. Build buffer if you have ground plans.
If connecting at SMF: TSA is ~5 min right now. Allow at least 60 minutes for a domestic connection.
Flight cancelled or delayed?
Check what Southwest Airlines owes you — refund rights, action plan, complaint email. Free.
Flying out of BWI? We'll brief you.
Delays, TSA, weather, gates — we'll let you know if something matters.
Know someone flying soon?
Send them the link — delay data, TSA waits, weather, all free.
Data last updated August 2026. Source: Bureau of Transportation Statistics.