Southwest AirlinesWN78% on time
Flights WN3701 05:10 Mo Th Fr · WN3578 05:15 Mo Tu We Th Fr Su · WN123 varies Mo Th Fr Su · WN1635 14:45 Tu We
live
Direct flights from San Antonio (SAT) to Baltimore (BWI): 19 nonstop departures observed each week across 1 airline. 78% of the last 9 tracked flights arrived within 15 minutes of schedule. The median arrival is 2 minutes early. No cancellations were recorded across the 9 tracked flights. The nonstop covers 2,262 km, an estimated 3 hours 24 minutes in the air. Measured by Pro Flight Search from live flight boards at San Antonio and Baltimore. Updated 6 November 2026 at 11:52 UTC.
Today, SAT → BWI
Fri 6 Nov · local times- 05:15 WN3578Southwest Departed BWI est. 09:19In the air · sched 09:25
- 14:20 WN123SOUTHWEST On scheduleGate A11 · TA ·
Checked SAT board 05:52 · BWI board 06:33
SAT
San Antonio
smooth · +0
BWI
Baltimore
smooth · +0
2,262 km · ~3h 24m est.
Runs mixed · 1 airline · 19x weekly · nonstop
78% on time
of the last 9 tracked SAT → BWI flights arrived within 15 minutes
Median arrival delay is −2 min. 0 of 9 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →
Median arrival−2 minacross the last 9 arrivals
Flight time~3h 24mestimated from route distance
Weekly departures19x1 direct airline on the leg
The week
scheduled departures · origin local time06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Southwest Airlines
Each mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.
Who flies it
observed on the boards · 7 daysHistory
operated legs · board outcomesActual board outcomes rather than schedules, paired departure and arrival per flight and day.
Full board history, day by day →
Airports right now
live boardsWeather lens
Conditions are tightest at SAT and BWI: a 32% chance of a 15+ minute delay. In this weather, the more delayed of the two airports is typically about +4 min. Both figures come from the two airports' delay records in similar weather. See live delays → · Weather risk by airport →
next sweep in 120s
How the San Antonio to Baltimore route actually runs
Pro Flight Search records official board updates for nonstop SAT to BWI flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.
Planning around a delay? Live airport delays · Weather delay risk map · Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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: San Antonio (SAT) to Baltimore (BWI) route reliability, measured from operated flights on official airport boards.
Canonical URL
How we measure this →
https://proflightsearch.com/search-flights/SAT-BWI
SAT to BWI questions
Is SAT–BWI running on time right now?
Smooth skies ahead. Both endpoints currently score the same, route health score 100/100. The airports section above carries the live status and delay window at both ends.
Morning or evening flight on SAT–BWI?
Operators schedule morning departures around 05:10 from SAT. Earlier flights typically land before destination-airport delays accumulate later in the day; check the BWI delay card to confirm conditions when you'd arrive.
How long is the flight from SAT to BWI?
Great-circle distance is 2,262 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 190–224 min gate-to-gate on this route.
How often does SAT–BWI fly?
Southwest Airlines runs the route with about 19 flights a week (sun, mon, tue, wed, thu, fri). Since one carrier owns the route, a single disruption tends to ripple through the day.
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