GSP → BWIGreenville/Greer/Spartanburg to Baltimore

live

Direct flights from Greenville/Greer/Spartanburg (GSP) to Baltimore (BWI): 7 nonstop departures observed each week across 1 airline. 90% of the last 10 operated flights arrived within 15 minutes of schedule. The median arrival is 3 minutes early. No cancellations were recorded across the 10 tracked flights. The nonstop covers 685 km, an estimated 1 hour 23 minutes in the air. Measured by Pro Flight Search from live flight boards at Greenville/Greer/Spartanburg and Baltimore. Updated 11 September 2026 at 19:33 UTC.

GSP Greenville/Greer/Spartanburg tracking
BWI Baltimore smooth · +11
685 km · ~1h 23m est.
dep bank 08:15–16:407x weekly
Runs reliable · 1 airline · 7x weekly · nonstop
90% on time

of the last 10 operated GSP → BWI flights arrived within 15 minutes

Median arrival delay is −3 min. 0 of 10 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival−3 minacross the last 10 operated legs
Flight time~1h 23mestimated from route distance
Weekly departures7x1 direct airline on the leg
Cancelled0.0%recent route rate · 0 of 10

The week

scheduled departures · origin local time
06121824
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 days
Southwest AirlinesWN90% on time

Flights WN1091 08:15 Tu We · WN1838 08:40 Mo Th Fr Sa Su · WN771 13:20 Tu We Sa · WN2148 16:40 Mo Th Fr

History

operated legs · board outcomes
09-11WN1838arrived−9
09-11WN2148arrived+11
09-10WN1838arrived−13
09-10WN2148arrived−9
09-09WN1091arrived−3
09-09WN771arrived−10
09-08WN1091arrived−15
09-08WN771arrived+0
09-07WN1838arrived+23
09-07WN2148arrived+13

Actual board outcomes rather than schedules, paired departure and arrival per flight and day.

Full board history, day by day →

Airports right now

live boards
GSPGreenville/Greer/Spartanburg tracking Full GSP delay board →
BWIBaltimore +11 min smooth 🌤 mostly cloudy · WSW 3 kt Full BWI delay board →

How the Greenville/Greer/Spartanburg to Baltimore route actually runs

Pro Flight Search records official board updates for nonstop GSP 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 — Greenville/Greer/Spartanburg (GSP) to Baltimore (BWI) route reliability, measured from operated flights on official airport boards.

Canonical URL
https://proflightsearch.com/search-flights/GSP-BWI
How we measure this →

GSP to BWI questions

Is GSP–BWI running on time right now?

Smooth skies ahead. The arrival side at BWI is the weaker end, route health score 84/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on GSP–BWI?

Operators schedule morning departures around 08:15 from GSP. 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 GSP to BWI?

Great-circle distance is 685 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 78–89 min gate-to-gate on this route.

How often does GSP–BWI fly?

Southwest Airlines runs the route with about 13 flights a week (daily). Since one carrier owns the route, a single disruption tends to ripple through the day.