SAT → IADSan Antonio to Washington

live

Direct flights from San Antonio (SAT) to Washington (IAD): 7 nonstop departures observed each week across 1 airline. 100% of the last 7 operated flights arrived within 15 minutes of schedule. The median arrival is 12 minutes early. No cancellations were recorded across the 7 tracked flights. The nonstop covers 2,189 km, an estimated 3 hours 18 minutes in the air. Measured by Pro Flight Search from live flight boards at San Antonio and Washington. Updated 17 September 2026 at 19:18 UTC.

SAT San Antonio smooth · +0
IAD Washington smooth · +3
2,189 km · ~3h 18m est.
dep bank 07:00–12:107x weekly
Runs reliable · 1 airline · 7x weekly · nonstop
100% on time

of the last 7 operated SAT → IAD flights arrived within 15 minutes

Median arrival delay is −12 min. 0 of 7 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival−12 minacross the last 7 operated legs
Flight time~3h 18mestimated from route distance
Weekly departures7x1 direct airline on the leg

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 AirlinesUA100% on time

Flights UA471 07:00 Mo Th Fr Sa Su · UA2250 12:10 Mo Tu We Th Fr Su

History

operated legs · board outcomes
09-17UA471arrived−5
09-16UA2250arrived−12
09-15UA2250arrived−17
09-14UA2250dep −10 → arr−21
09-14UA471arrived−10
09-13UA2250arrived−14
09-13UA471arrived−11

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
SATSan Antonio +0 min smooth ⛅ mostly cloudy · E 4 kt Full SAT delay board →
IADWashington +3 min smooth 🌤 mostly cloudy · SE 5 kt Full IAD delay board →

Weather lens

Current conditions put the pressure at IAD: 30% odds of a 15+ minute delay and around +2 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →

How the San Antonio to Washington route actually runs

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

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

SAT to IAD questions

Is SAT–IAD running on time right now?

Smooth skies ahead. The arrival side at IAD is the weaker end, route health score 96/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on SAT–IAD?

Operators schedule morning departures around 07:00 from SAT. 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 SAT to IAD?

Great-circle distance is 2,189 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 185–218 min gate-to-gate on this route.

How often does SAT–IAD fly?

United Airlines runs the route with about 11 flights a week (daily). Since one carrier owns the route, a single disruption tends to ripple through the day.