SDF → IADLouisville to Washington

live

Direct flights from Louisville (SDF) to Washington (IAD): 13 nonstop departures observed each week across 2 airlines. 81% of the last 16 operated flights arrived within 15 minutes of schedule. The median arrival is 4 minutes early. No cancellations were recorded across the 16 tracked flights. The nonstop covers 725 km, an estimated 1 hour 26 minutes in the air. Measured by Pro Flight Search from live flight boards at Louisville and Washington. Updated 23 October 2026 at 14:18 UTC.

Today, SDF → IAD

Fri 23 Oct · local times
  1. 06:00 UA6305United Left 06:05 +5 Landed 07:19 −16
  2. 10:00 UA3508United Est. 10:00Departure not confirmed by the board IAD est. 11:49 +7sched 11:42

Checked SDF board 10:03 · IAD board 10:18

SDF Louisville smooth · +9
IAD Washington smooth · +0
725 km · ~1h 26m est.
dep bank 06:00–14:1213x weekly
Runs reliable · 2 airlines · 13x weekly · nonstop
81% on time

of the last 16 operated SDF → IAD flights arrived within 15 minutes

Median arrival delay is −4 min. 0 of 16 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival−4 minacross the last 16 operated legs
Flight time~1h 26mestimated from route distance
Weekly departures13x2 direct airlines on the leg
Cancelled0.0%recent route rate · 0 of 16

The week

scheduled departures · origin local time
06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Mesa 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
Mesa AirlinesYV

Flights YV4067 14:12 daily

United AirlinesUA100% on time

Flights UA6305 06:00 Mo Tu We Th Fr Su · UA3508 10:00 Mo Tu We Th Fr Su

History

operated legs · board outcomes
10-23UA6305dep +5 → arr−16
10-22UA3508dep +16 → arr−9
10-22UA6305dep −1 → arr+3
10-22YV4067dep +34 → arr+42
10-21UA3508dep +19 → arr−4
10-21UA6305dep +18 → arr−11
10-21YV4067dep +4 → arr+3
10-20UA6305dep +10 → arr−19
10-20YV4067dep +0 → arr+0
10-19TCN100dep +46 → arr+52
10-19UA3508dep +24 → arr−4
10-19UA6305dep +11 → arr−10
10-19YV4067dep +47 → arr+53
10-18UA3508arrived−15
10-18UA6305arrived−11
10-18WMN711arrived+0

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
SDFLouisville +9 min smooth 🌤 clear · 3 kt Full SDF delay board →
IADWashington +0 min smooth 🌤 scattered clouds · 4 kt Full IAD delay board →

Weather lens

Current conditions put the pressure at SDF: 38% odds of a 15+ minute delay and around +7 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →

How the Louisville to Washington route actually runs

Pro Flight Search records official board updates for nonstop SDF to IAD 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 — Louisville (SDF) to Washington (IAD) route reliability, measured from operated flights on official airport boards.

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

SDF to IAD questions

Is SDF–IAD running on time right now?

Smooth skies ahead. The departure side at SDF is the weaker end, route health score 93/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on SDF–IAD?

Operators schedule morning departures around 06:00 from SDF. Earlier flights typically land before destination-airport delays accumulate later in the day; check the IAD delay card to confirm conditions when you'd arrive.

How long is the flight from SDF to IAD?

Great-circle distance is 725 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 81–92 min gate-to-gate on this route.

How often does SDF–IAD fly?

2 carriers operate this route, around 19 flights a week between them. Compare carrier days and times in the airline list above.