UA747United Airlines · SEA → ORD
live · 15m ago
Route confirmed United Airlines

UA747 SeattleSEA · 23:13 ChicagoORD · 05:19

UA747 by United Airlines flies from Seattle (SEA) to Chicago (ORD) for the Sun, Oct 18 departure.

Right nowOn time · gate B9
23:13

departs SEA · on schedule

Typical arrival−18 minmedian over 4 operations

Where the minutes go

last 4 operations · gate push → arrival
0+30+60+90 min
10-16
−14 arrival
10-15
−25 arrival
10-14
−18 arrival
10-13
−28 arrival

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

The route today

live boards
SEASeattleOn-time likelySEA delay board →
ORDChicagoOn-time likelyORD delay board →
SEA→ORDevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
39%Chance of 15+ min delay
1.8%Chance of cancellation
+12 minAvg hub delay right now

Conditions at SEA and ORD 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 Seattle to Chicago flights today

same route · United Airlines
UA1900departs 07:00
UA2618departs 07:00
UA2835departs 10:42
UA2369departs 13:56
UA1265departs 17:07
UA1547departs 23:13

If UA747 is cancelled, these are the other United Airlines nonstop flights from Seattle to Chicago on the same day, with scheduled departure times in SEA local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →

How UA747 actually runs

Pro Flight Search has tracked every published board update for UA747 across the SEA and ORD boards: schedule changes, gate pushes and actual clocks. Usually lands ~18 min early. Based on 4 confirmed landings · 4/4 within 15 min of schedule.

The verdict above is that record speaking, so it reflects how UA747 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Technical record

How this operation is measured

board clocks

Board log

scheduled → actual, per operation
10-16SEA 23:13ORD 05:19 05:05 (−14)
10-15SEA 23:13ORD 05:19 04:54 (−25)
10-14SEA 23:13ORD 05:19 05:01 (−18)
10-13SEA ORD 05:19 04:51 (−28)

Board clocks recorded as SEA and ORD published them.

Planning around UA747? 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 — UA747 Seattle to Chicago on-time performance, measured from the SEA and ORD airport boards.

Canonical URL
https://proflightsearch.com/flight/UA747
How we measure this →