Flights San Antonio → Washington
SAT → IAD
How long is the flight from San Antonio to Washington?
The flight from San Antonio (SAT) to Washington (IAD) takes 2h 57m on average. That is the median time recorded across 2 scheduled flights on this leg; the actual time varies by a few minutes with wind, routing and take-off queues.
Your rights on this US flight (DOT)
US flights have no statutory cash compensation for delays. Under the US DOT rules, if your flight is cancelled or significantly changed and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Amenities for controllable delays depend on each airline's contract of carriage.
US flight refund rules & checker →General information, not legal advice.
The San Antonio (SAT) → Washington (IAD) route is operated by United Airlines. Across 426 flights monitored in recent months, 92% arrived on time (within 15 min of schedule), with an average delay of 4 minutes. The cancellation rate is 2.58%. FlightGuard's average computed risk is 15.6/100 (medium), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At Washington the average ATFM delay is 5.5 minutes (main cause: atfm). Departing from San Antonio the average ATFM delay is 5.5 minutes.
Heading to Washington: what to expect in this direction
Flying from San Antonio (SAT) to Washington (IAD) heads north-east for about 2,189 km, a flight time of roughly 2h 57m.
Departures from San Antonio on this leg cluster in the overnight window: about 51% of SAT-IAD flights take off then.
Air-traffic congestion: departing San Antonio the average ATFM delay is 5.5 min (atfm); arriving into Washington it is 5.5 min (atfm).
Across 426 tracked SAT-IAD flights, 92% left on time with an average delay of 4 min and a 2.6% cancellation rate.
Route facts
Flights on this route
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Airline punctuality on this route
| Airline | On-time | Average delay | Cancellations |
|---|---|---|---|
| United Airlines (UA) | 83% | 5 min | 1.3% |
Airlines operating SAT-IAD
Airports
Frequently asked questions about SAT-IAD
The flight from San Antonio (SAT) to Washington (IAD) takes 2h 57m on average. That is the median time recorded across 2 scheduled flights on this leg; the actual time varies by a few minutes with wind, routing and take-off queues.
On the San Antonio (SAT) -> Washington (IAD) route, on-time performance is 92% with an average delay of 4 minutes, based on 426 tracked flights.
The cancellation rate on San Antonio-Washington is 2.58% across 426 monitored flights.
The route is operated by 1 airline: United Airlines.
Enter your flight number on FlightGuard for a real-time analysis based on 9 factors: weather at Washington, ATC delays, strikes, NOTAMs, fuel, airline punctuality and recent trends.
US flights have no statutory cash compensation for delays. Under US DOT rules, if the airline cancels or significantly changes your flight and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Meals or hotels for controllable delays depend on each airline's contract of carriage.
