San FranciscoWashingtonFlight TimeSFO–IAD
San Francisco (San Francisco International Airport) to Washington (Washington Dulles International Airport).
The flight from San Francisco (SFO) to Washington (IAD) takes 4h 40m on average, covering about 2,568 miles. Across 7 flights we tracked, the fastest was 4h 16m and the slowest 4h 48m, with United Airlines flying it most often.
Plan this routeAt a glance
| Avg flight time | Distance | Fastest tracked | Airlines |
|---|---|---|---|
| 4h 40m | 2,568 mi | 4h 16m | 1 |
Airlines on this route
Captured airlines for SFO to IAD
Our current provider sample includes 8-9/day from SFO to IAD across 2 captured airlines. Captured departure terminal data is available for 3.
- First departure
- 08:10
- Last departure
- 23:05
- Cadence
- ~every 2 hours
- Captured departures/day
- 11
| Airline | Captured daily freq. | Aircraft | Departures (local) |
|---|---|---|---|
| United Airlines | 8-9/day | Boeing 737, Boeing 787, Boeing 757 · Terminal 3 · Seat map | 08:10 |
Aircraft we tracked
Flying the other way?
IAD to SFO flight time (13 tracked flights) →Flight times usually differ by direction — jet-stream winds make eastbound crossings faster than westbound ones.
Methodology: figures are aggregated from 7 real flights on this route tracked between 2026-06-07 and 2026-06-18, sourced from live flight data. Updated daily as new flights are observed.
Route FAQ
How long is the flight from SFO to IAD?
The SFO to IAD flight takes 4h 40m on average based on 7 tracked flights.
How far is SFO from IAD?
SFO to IAD is about 2,568 miles by air.
Which airlines fly from SFO to IAD?
United Airlines flies the SFO to IAD route in our tracked route data.
What aircraft fly from SFO to IAD?
Aircraft observed on SFO to IAD include Boeing 737 MAX 9.