United Parcel Service5X
Flights 5X471 10:55 Sa · 5X6491 19:57 Tu
live
Direct flights from Calgary (YYC) to Louisville (SDF): 2 nonstop departures observed each week across 1 airline. The nonstop covers 2,635 km, an estimated 3 hours 53 minutes in the air. Measured by Pro Flight Search from live flight boards at Calgary and Louisville. Updated 15 September 2026 at 19:27 UTC.
YYC
Calgary
smooth · +0
SDF
Louisville
smooth · +0
2,635 km · ~3h 53m est.
Running clean · 1 airline · 2x weekly · nonstop
78 / 100
route health from live YYC and SDF delay boards
Flight time~3h 53mestimated from route distance
Weekly departures2x1 direct airline on the leg
The week
scheduled departures · origin local time06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
United Parcel Service
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 daysAirports right now
live boardsWeather lens
Current conditions put the pressure at YYC and SDF: 41% odds of a 15+ minute delay and around +8 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 Calgary to Louisville route actually runs
Pro Flight Search records official board updates for nonstop YYC to SDF 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 — Calgary (YYC) to Louisville (SDF) route reliability, measured from operated flights on official airport boards.
Canonical URL
How we measure this →
https://proflightsearch.com/search-flights/YYC-SDF
YYC to SDF questions
Is YYC–SDF running on time right now?
Mostly on schedule. Both endpoints currently score the same, route health score 78/100. The airports section above carries the live status and delay window at both ends.
Morning or evening flight on YYC–SDF?
Operators schedule morning departures around 10:55 and evening departures around 19:57 from YYC. Earlier flights typically land before destination-airport delays accumulate later in the day; check the SDF delay card to confirm conditions when you'd arrive.
How long is the flight from YYC to SDF?
Great-circle distance is 2,635 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 216–256 min gate-to-gate on this route.
How often does YYC–SDF fly?
United Parcel Service runs the route with about 2 flights a week (tue, sat). Since one carrier owns the route, a single disruption tends to ripple through the day.
.