IAD → SANWashington to San Diego

live

Direct flights from Washington (IAD) to San Diego (SAN): 14 nonstop departures observed each week across 2 airlines. 100% of the last 7 operated flights arrived within 15 minutes of schedule. The median arrival is 32 minutes early. No cancellations were recorded across the 7 tracked flights. The nonstop covers 3,618 km, an estimated 5 hours 8 minutes in the air. Measured by Pro Flight Search from live flight boards at Washington and San Diego. Updated 10 September 2026 at 11:37 UTC.

IAD Washington busy · +22
SAN San Diego smooth · +0
3,618 km · ~5h 08m est.
dep bank 08:55–19:3514x weekly
Runs reliable · 2 airlines · 14x weekly · nonstop
100% on time

of the last 7 operated IAD → SAN flights arrived within 15 minutes

Median arrival delay is −32 min. 0 of 7 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival−32 minacross the last 7 operated legs
Flight time~5h 08mestimated from route distance
Weekly departures14x2 direct airlines on the leg

The week

scheduled departures · origin local time
06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Alaska AirlinesUnited Airlines

Each mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.

Who flies it

observed on the boards · 7 days
Alaska AirlinesAS

Flights AS201 19:35 daily

United AirlinesUA100% on time

Flights UA1930 08:55 daily · UA2163 12:35 daily · UA2054 18:00 daily

History

operated legs · board outcomes
09-09AS201dep +1 → arr−32
09-09UA1930dep +17 → arr−30
09-09UA2054dep +23 → arr−14
09-09UA2163dep +7 → arr−36
09-08AS201dep +4 → arr−48
09-08UA2054dep +9 → arr−41
09-08UA2163departed+5

Actual board outcomes rather than schedules, paired departure and arrival per flight and day.

Full board history, day by day →

Airports right now

live boards
IADWashington +22 min busy 🌤 mostly cloudy · S 3 kt Full IAD delay board →
SANSan Diego +0 min smooth 🌤 mostly cloudy · S 5 kt Full SAN delay board →

Weather lens

Current conditions put the pressure at SAN: 50% odds of a 15+ minute delay and around +17 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →

How the Washington to San Diego route actually runs

Pro Flight Search records official board updates for nonstop IAD to SAN flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.

Planning around a delay? Live airport delays · Weather delay risk map · Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search — Washington (IAD) to San Diego (SAN) route reliability, measured from operated flights on official airport boards.

Canonical URL
https://proflightsearch.com/search-flights/IAD-SAN
How we measure this →

IAD to SAN questions

Is IAD–SAN running on time right now?

Smooth skies ahead. The departure side at IAD is the weaker end, route health score 85/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on IAD–SAN?

Operators schedule morning departures around 08:55 and evening departures around 18:00 from IAD. Earlier flights typically land before destination-airport delays accumulate later in the day; check the SAN delay card to confirm conditions when you'd arrive.

How long is the flight from IAD to SAN?

Great-circle distance is 3,618 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 285–340 min gate-to-gate on this route.

How often does IAD–SAN fly?

2 carriers operate this route, around 28 flights a week between them. Compare carrier days and times in the airline list above.