Dulles to San Diego (IAD–SAN) — Airlines, Schedules & Connections
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No nonstop flights on this route. connecting options below.
IAD–SAN is served by 2 airlines with nonstop service. United Airlines and Alaska Airlines lead the route. The flight covers 2,248 miles in approximately 5h 40m. Beyond nonstop, 128 hubs offer 1-stop connections.
Airline Landscape
| Airline | Freq/wk | Aircraft | Duration | Dep OTP | Alliance | Codeshares |
|---|---|---|---|---|---|---|
| UA United Airlines Also: ET, OS, SN | 21 | 739, 7M9, B39M | 5h45-5h50 | Star Alliance | ET, OS, SN | |
| AS Alaska Airlines Also: QR | 7 | B39M | 5h44 | Oneworld | QR |
Weekly Schedule Pattern
Connection Landscape
Other ways to reach San Diego from Dulles
| Metric | IAD→SAN | DCA→SAN | BWI→SAN |
|---|---|---|---|
| Distance from IAD | – | 23 mi | 45 mi |
| Nonstop airlines | 2 | 2 | 2 |
| Weekly flights | 63 | 7 | 27 |
| Flight time | 5h 40m | 5h 42m | 5h 15m |
| Departure OTP | 81% | – | – |
Travel Essentials
IAD: EDT · SAN: PDT
When it's 6:00 PM in Dulles, it's 3:00 PM in San Diego.
WMATA Silver Line Metro now reaches Dulles directly; take Silver Line to Washington Dulles Airport station (about 65 min from Metro Center, ~$7). The connection opened in late 2022.Ride-shares from downtown DC run $35–60 and take 35–50 minutes via I-66 (longer during peak hours). Washington Flyer coach to Wiehle-Reston East Metro costs $6. The airport is 27 miles from downtown; taxis are expensive ($60–80).
IAD–SAN Quick Facts
Frequently Asked Questions
Flights from IAD to SAN
Washington Dulles International Airport (IAD) and San Diego International Airport (SAN) are connected by nonstop service from Alaska Airlines and United Airlines. With 63 weekly departures, this is a heavily served route.
IAD to SAN Flight Duration and Schedule
Nonstop flight time from IAD to SAN ranges from 5 hours 40 minutes to 6 hours 0 minutes. The route covers a distance of 2,248 miles (3,618 km). There are approximately 63 weekly flights outbound and 63 return, totaling 126 flights per week in both directions.
Connecting Options and Alternatives
128 one-stop connections are available, with the fastest taking approximately 6 hours via FTW. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Washington (DCA), Baltimore (BWI) and Richmond (RIC).