San Francisco (SFO) to Washington (DCA) flights
United Airlines, Alaska Airlines fly nonstop from San Francisco International Airport to Ronald Reagan Washington National Airport, with about 20 flights a week in July 2026. The 2,442-mile flight takes about 5h 8m gate to gate.
- Distance
- 2,442 mi · 3,930 km
- Flight time
- 5h 8m
- Airlines
- 2
- Seats filled
- 88%
Airlines flying SFO to DCA
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| United Airlines | 14 | Boeing 737 MAX 8, Boeing 737-800, Boeing 737 MAX 9 | 105,012 | 5h 10m |
| Alaska Airlines | 7 | Boeing 737-800, Boeing 737 MAX 8 | 51,209 | 5h 4m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
SFO to DCA flight schedule
3 flight numbers flew this route in August 2026, 3 of them almost daily. The first usually leaves at 8:20am and the last at 2:07pm. Times are local and can change; check with the airline before you book.
| Flight | Departs | Arrives | Days flown in August 2026 | On time (12 months) |
|---|---|---|---|---|
| UA 1678United Airlines | 8:20am | 4:43pm | 31 | 88% |
| AS 8Alaska Airlines | 9:39am | 5:59pm | 31 | 78% |
| UA 2386United Airlines | 2:07pm | 10:30pm | 31 | 69% |
Is SFO to DCA on time?
From September 2025 to August 2026, 78% of 1,090 flights arrived within 15 minutes of schedule and 0.6% were cancelled. Flights leaving around 8am were the most punctual (88%), those around 2pm the least (59%). Most delay time was caused by air traffic control and airport congestion (48%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| United Airlines | 727 | 78% | 13 min | 0.6% |
| Alaska Airlines | 363 | 78% | 12 min | 0.8% |
Airlines as sold: flights operated by regional partners count under the airline on the ticket. Average delay is across all completed flights, early arrivals counted as zero.
On-time arrivals by departure time
| Scheduled departure | Flights | On time, relative | On time |
|---|---|---|---|
| 8am to 9am | 363 | 88% | |
| 9am to 10am | 363 | 78% | |
| 1pm to 2pm | 209 | 77% | |
| 2pm to 3pm | 155 | 59% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 93 | 14,119 | |
| September 2025 | 88 | 12,901 | |
| October 2025 | 93 | 13,208 | |
| November 2025 | 89 | 12,404 | |
| December 2025 | 93 | 12,930 | |
| January 2026 | 88 | 11,297 | |
| February 2026 | 83 | 11,411 | |
| March 2026 | 91 | 13,894 | |
| April 2026 | 89 | 13,346 | |
| May 2026 | 93 | 13,458 | |
| June 2026 | 89 | 13,562 | |
| July 2026 | 90 | 13,691 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.