GSP → IADGreenville/Greer/Spartanburg to Washington

live

Direct flights from Greenville/Greer/Spartanburg (GSP) to Washington (IAD): 7 nonstop departures observed each week across 1 airline. 80% of the last 15 operated flights arrived within 15 minutes of schedule. The median arrival is 16 minutes early. No cancellations were recorded across the 15 tracked flights. The nonstop covers 618 km, an estimated 1 hour 18 minutes in the air. Measured by Pro Flight Search from live flight boards at Greenville/Greer/Spartanburg and Washington. Updated 19 September 2026 at 03:14 UTC.

GSP Greenville/Greer/Spartanburg tracking
IAD Washington smooth · +0
618 km · ~1h 18m est.
dep bank 10:25–19:477x weekly
Runs reliable · 1 airline · 7x weekly · nonstop
80% on time

of the last 15 operated GSP → IAD flights arrived within 15 minutes

Median arrival delay is −16 min. 0 of 15 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival−16 minacross the last 15 operated legs
Flight time~1h 18mestimated from route distance
Weekly departures7x1 direct airline on the leg
Cancelled0.0%recent route rate · 0 of 15

The week

scheduled departures · origin local time
06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
United 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
United AirlinesUA86% on time

Flights UA4568 10:25 Tu We Th Fr · UA6141 15:01 Mo Tu We Th Fr · UA4242 19:47 daily

History

operated legs · board outcomes
09-18UA4242arrived−24
09-18UA4568arrived−10
09-18UA6141arrived−16
09-17UA4242arrived+16
09-17UA4568arrived−9
09-17UA6141arrived+21
09-16UA4242arrived−29
09-16UA4568arrived−23
09-16UA6141arrived−6
09-15UA4242arrived−19
09-15UA4568arrived−23
09-15UA6141arrived−8
09-14UA4242arrived−23
09-14UA6141arrived−23
09-14YX3287arrived+42

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 →
IADWashington +0 min smooth ⛅ mostly cloudy · 5 kt Full IAD delay board →

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

Pro Flight Search records official board updates for nonstop GSP to IAD 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 Washington (IAD) route reliability, measured from operated flights on official airport boards.

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

GSP to IAD questions

Is GSP–IAD running on time right now?

Mostly on schedule. Both endpoints currently score the same, route health score 81/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on GSP–IAD?

Operators schedule morning departures around 10:25 and evening departures around 19:47 from GSP. Earlier flights typically land before destination-airport delays accumulate later in the day; check the IAD delay card to confirm conditions when you'd arrive.

How long is the flight from GSP to IAD?

Great-circle distance is 618 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 74–83 min gate-to-gate on this route.

How often does GSP–IAD fly?

United Airlines runs the route with about 16 flights a week (daily). Since one carrier owns the route, a single disruption tends to ripple through the day.