Delta Air LinesDL100% on time
Flights DL432 07:00 daily
live
Direct flights from Washington (IAD) to Salt Lake City (SLC): 11 nonstop departures observed each week across 2 airlines. 73% of the last 11 operated flights arrived within 15 minutes of schedule. The median arrival is 13 minutes early. No cancellations were recorded across the 11 tracked flights. The nonstop covers 2,934 km, an estimated 4 hours 16 minutes in the air. Measured by Pro Flight Search from live flight boards at Washington and Salt Lake City. Updated 14 September 2026 at 05:16 UTC.
IAD
Washington
disrupted · +79
SLC
Salt Lake City
smooth · +0
2,934 km · ~4h 16m est.
Runs mixed · 2 airlines · 11x weekly · nonstop
73% on time
of the last 11 operated IAD → SLC flights arrived within 15 minutes
Median arrival delay is −13 min. 0 of 11 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →
Median arrival−13 minacross the last 11 operated legs
Flight time~4h 16mestimated from route distance
Weekly departures11x2 direct airlines on the leg
Cancelled0.0%recent route rate · 0 of 11
The week
scheduled departures · origin local time06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Delta Air LinesUnited 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 daysUnited AirlinesUA
Flights UA2410 18:00 Mo Th Sa Su
History
operated legs · board outcomesActual board outcomes rather than schedules, paired departure and arrival per flight and day.
Full board history, day by day →
Airports right now
live boardsWeather lens
Current conditions put the pressure at IAD and SLC: 33% odds of a 15+ minute delay and around +2 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →
next sweep in 120s
How the Washington to Salt Lake City route actually runs
Pro Flight Search records official board updates for nonstop IAD to SLC 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 Salt Lake City (SLC) route reliability, measured from operated flights on official airport boards.
Canonical URL
How we measure this →
https://proflightsearch.com/search-flights/IAD-SLC
IAD to SLC questions
Is IAD–SLC running on time right now?
Significant delay risk. The departure side at IAD is the weaker end, route health score 50/100. The airports section above carries the live status and delay window at both ends.
Morning or evening flight on IAD–SLC?
Operators schedule morning departures around 07:00 and evening departures around 18:00 from IAD. Earlier flights typically land before destination-airport delays accumulate later in the day; check the SLC delay card to confirm conditions when you'd arrive.
How long is the flight from IAD to SLC?
Great-circle distance is 2,934 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 237–281 min gate-to-gate on this route.
How often does IAD–SLC fly?
2 carriers operate this route, around 11 flights a week between them. Compare carrier days and times in the airline list above.
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