Flight

UA503 (UAL503)

Route

BOSORD

Status

Arrived

United flight UA503 left Boston Logan International Airport on 8 Oct 2026 at 10:47 and arrived in Chicago O'Hare International Airport at 12:15 local time.

Status:Arrived

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Other UA503 flights

Multiple flights operate under the UA503 flight number.

FromToDepartsArrivesStatus

Departure

Departs from	Boston Logan International (BOS)
Date	Thu 8 Oct
Departs	10:3610:47
Terminal	B
Gate	B25
Check-in desk	Not available

Arrival

Arrives at	Chicago O'Hare International (ORD)
Date	Thu 8 Oct
Arrives	12:2912:15
Terminal	2
Gate	E10
Luggage belt	4

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