UA550United Airlines · YYC → DEN
live · 25m ago
Route confirmed United Airlines

UA550 CalgaryYYC · 06:00 DenverDEN · 08:34

UA550 by United Airlines flies from Calgary (YYC) to Denver (DEN).

Right nowNext departure today Operates daily
06:00

scheduled from YYC

Typical gate push−7 minmedian posted departure
Typical arrival−19 minmedian over 5 operations
Wins back in air~12 minmedian gate push vs arrival · how planes make up time →

Where the minutes go

last 5 operations · gate push → arrival
0+30+60+90 min
10-18
−7 gate · −19 arrival
10-17
−9 gate · −25 arrival
10-16
+32 gate · +17 arrival
10-15
−10 gate · −20 arrival
10-14
+77 arrival

The bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.

The last 30 days

arrival outcome per operation

median arrival −19 min · 0 cancelled · 5 operations tracked

The route today

live boards
YYCCalgaryOn-time likelyYYC delay board →
DENDenverModerate riskDEN delay board →
YYC→DENevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
40%Chance of 15+ min delay
3.7%Chance of cancellation
+10 minAvg hub delay right now

Conditions at YYC and DEN are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. For this route and airline, under conditions like today's, over the last 90 days.

Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →

When it flies

scheduled departures
061422
M
T
W
T
F
S
S

Each mark is a scheduled departure at its origin-local time. Today is highlighted.

Other Calgary to Denver flights today

same route · United Airlines
UA1558departs 06:00
UA1953departs 13:27

If UA550 is cancelled, these are the other United Airlines nonstop flights from Calgary to Denver on the same day, with scheduled departure times in YYC local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →

How UA550 actually runs

Pro Flight Search has tracked every published board update for UA550 across the YYC and DEN boards: schedule changes, gate pushes and actual clocks. Usually lands ~19 min early. Based on 5 confirmed landings · 3/5 within 15 min of schedule. Pushes back late but makes up time in the air.

The verdict above is that record speaking, so it reflects how UA550 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Technical record

How this operation is measured

board clocksaircraft

Board log

scheduled → actual, per operation
10-18YYC 06:00 05:53 (−7)DEN 08:34 08:15 (−19)
10-17YYC 06:00 05:51 (−9)DEN 08:34 08:09 (−25)
10-16YYC 06:00 06:32 (+32)DEN 08:34 08:51 (+17)
10-15YYC 06:00 05:50 (−10)DEN 08:34 08:14 (−20)
10-14YYC DEN 08:34 09:51 (+77)

Aircraft

Recent tails: N77576, N77580, N37518, N37415.

Board clocks recorded as YYC and DEN published them.

Planning around UA550? 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 — UA550 Calgary to Denver on-time performance, measured from the YYC and DEN airport boards.

Canonical URL
https://proflightsearch.com/flight/UA550
How we measure this →