IADSAN
Washington (Washington Dulles International Airport) to San Diego (San Diego International Airport).
The flight from Washington (IAD) to San Diego (SAN) takes 5h 3m on average, covering about 2,374 miles. Across 3 flights we tracked, the fastest was 4h 42m and the slowest 5h 15m, with Alaska Airlines flying it most often.
Plan this routeAt a glance
| Avg flight time | Distance | Fastest tracked | Airlines |
|---|---|---|---|
| 5h 3m | 2,374 mi | 4h 42m | 2 |
Airlines on this route
Captured airlines for IAD to SAN
Our current provider sample includes 3-4/day from IAD to SAN across 2 captured airlines.
- First departure
- 08:15
- Last departure
- 20:00
- Cadence
- ~every 2 hours
- Captured departures/day
- 7
| Airline | Captured daily freq. | Aircraft | Departures (local) |
|---|---|---|---|
| United Airlines | 2-3/day | Boeing 737 · Seat map | 08:1508:2612:40 |
Aircraft we tracked
Methodology: figures are aggregated from 3 real flights on this route tracked between 2026-06-07 and 2026-06-16, sourced from live flight data. Updated daily as new flights are observed.
Route FAQ
How long is the flight from IAD to SAN?
The IAD to SAN flight takes 5h 3m on average based on 3 tracked flights.
How far is IAD from SAN?
IAD to SAN is about 2,374 miles by air.
Which airlines fly from IAD to SAN?
Alaska Airlines, United Airlines fly the IAD to SAN route in our tracked route data.
What aircraft fly from IAD to SAN?
Aircraft observed on IAD to SAN include Boeing 737 MAX 9, Boeing 737-900.