IAD → SANWashington to San Diego

live

Direct flights from Washington (IAD) to San Diego (SAN): 14 nonstop departures observed each week across 2 airlines. 50% of the last 8 operated flights arrived within 15 minutes of schedule. The median arrival is 17 minutes late. No cancellations were recorded across the 8 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 16 October 2026 at 05:04 UTC.

IAD Washington smooth · +12
SAN San Diego heavy · +40
3,618 km · ~5h 08m est.
dep bank 09:00–19:2414x weekly
Runs rough · 2 airlines · 14x weekly · nonstop
50% on time

of the last 8 operated IAD → SAN flights arrived within 15 minutes

Median arrival delay is +17 min. 0 of 8 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival+17 minacross the last 8 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 19:24 daily

United AirlinesUA50% on time

Flights UA1930 09:00 Mo We Th Fr Sa Su · UA2163 12:35 daily · UA2054 18:00 Mo Tu We Th Fr Su

History

operated legs · board outcomes
10-15AS201dep +40 → arr+15
10-15UA1930dep +21 → arr−1
10-15UA2054dep +32 → arr−1
10-15UA2163dep +54 → arr+17
10-14AS201dep +45 → arr+19
10-14UA1930dep +23 → arr+4
10-14UA2054departed+33
10-14UA2163departed+25

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 +12 min smooth 🌫 overcast · SSE 3 kt Full IAD delay board →
SANSan Diego +40 min heavy 🌤 clear · N 0 kt Full SAN delay board →

Weather lens

Current conditions put the pressure at SAN: 54% odds of a 15+ minute delay and around +18 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?

Some delays possible. The arrival side at SAN is the weaker end, route health score 65/100. 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 09:00 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 26 flights a week between them. Compare carrier days and times in the airline list above.