SAT to DCA flight delays & on-time performance
Nonstop flights from San Antonio International Airport to Ronald Reagan Washington National Airport · 1,380 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at SAT or DCA right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from San Antonio (SAT) to Washington (DCA) arrived on time 90% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 2.3% were cancelled, and 4% arrived an hour or more late.
- American Airlines is the only airline reporting nonstop flights on this route.
- Friday was the most reliable day to fly (94% on time) and Monday the least (84%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (78%).
Which airline is most on time from SAT to DCA?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| American Airlines | 90% | 2.3% | 15 min | 3.5% | 351 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
Not enough departures across different hours to compare.
Best day of the week
On-time arrival rate by day of departure.
- Monday84%2.0% cancelled
- Tuesday84%0.0% cancelled
- Wednesday92%4.0% cancelled
- Thursday92%0.0% cancelled
- Friday94%2.0% cancelled
- Saturday89%4.1% cancelled
- Sunday94%4.0% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Airline (crew, maintenance, cleaning, fueling)78%
- Late-arriving aircraft8%
- Extreme weather8%
- Air traffic control & airport congestion6%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather88%
- Airline (crew, maintenance, cleaning, fueling)13%
- Air traffic control & airport congestion0%
- Security0%
SAT to DCA: common questions
- How often are SAT to DCA flights on time?
- 90% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from San Antonio to Washington cancelled?
- 2.3% of scheduled flights were cancelled (8 of 351).
- How long are typical delays?
- Across all flights the average arrival delay was 15 min (early arrivals count as zero). Flights that were late arrived 144 min behind schedule on average, and 3.5% of flights were an hour or more late.
- How long is taxi time at SAT?
- Flights on this route spent 14 min taxiing from the gate to takeoff on average.
Related routes
Return trip: DCA to SAT — 56% on time
More flights from San Antonio
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: SAT → DCA, nonstop flights by US airlines that report to the DOT. How we calculate this.