UA423

For travellers

Departure · Athens (ATH)

Terminal 4 · Gate A03

Scheduled 01 Oct 12:30 · Departed 01 Oct 13:16 · +46 min

Board status: Departed

Airborne since 01 Oct 13:16 (ADS-B)

Arrival · Chicago (ORD)

Terminal 5 · Gate M27

Scheduled 01 Oct 15:55 · Landed 01 Oct 16:45 · +50 min

Board status: Active

Landed 01 Oct 16:45 (airport data)

Board data from ath, ord, updated 392 min ago; times local to each airport.

Flight

Status

Completed (landing confirmed by airport data)

Arrival confirmed via

Airport data (confirmed)

Departure

Eleftherios Venizelos International Airport (ATH) — Athens, Greece

Scheduled departure

2026-10-01 09:30 UTC

Departed

2026-10-01 10:16 UTC

Arrival

Chicago O'Hare International Airport (ORD) — Chicago, United States

Scheduled arrival

2026-10-01 20:55 UTC

Estimated arrival

2026-10-01 21:22 UTC

Codeshares

AC4568, LH8842

Distance flown

9273 km

Straight-line distance

8770 km

Aircraft

Registration

N91007

Type

Boeing 787-10

Seats

318 total (199 Economy, 54 Economy Plus, 21 Premium Plus, 44 Polaris)

CO2 (EMEP est., total)

401.6 t (2828 kg/pax Business, 1271 kg/pax Premium Economy, 989 kg/pax Economy)

Altitude & speed

Max altitude

36,025 ft

Max ground speed

542 kt

Tracked

11h 26m · 9,247 km

Altitude (ft, max 36,025)

Ground speed (kt, max 542)

Altitude (ft, max 36,025)

Ground speed (kt, max 542)

From the ADS-B positions we received; time since the first fix. A dashed stretch is a gap in reception, bridged by a straight line.

Route map

Airline

United Airlines (UAL)

Latest flights

Departed	Flight	Route	Reg	Aircraft	Status	Distance
2026-10-01 10:16 UTC	UAL423	ATH → ORD Athens → Chicago	N91007	Boeing 787-10	Completed (landing confirmed by airport data)	9273 km
2026-09-30 10:15 UTC	UAL423	ATH → ORD Athens → Chicago	N14019	Boeing 787-10	Completed (landing confirmed by airport data)	9110 km
2026-09-29 10:00 UTC	UAL423	ATH → ORD Athens → Chicago	N13013	Boeing 787-10	Completed	9112 km
2026-09-28 10:14 UTC	UAL423	ATH → ORD Athens → Chicago	N12020	Boeing 787-10	Completed	9020 km
2026-09-27 08:29 UTC	UAL423	ATH → ORD Athens → Chicago	N16008	Boeing 787-10	Completed	8963 km
2026-09-26 10:51 UTC	UAL423	ATH → ORD Athens → Chicago	N14016	Boeing 787-10	Completed (landing confirmed by airport data)	~8989 km est. (4500 km recorded)
2026-09-25 10:08 UTC	UAL423	ATH → ORD Athens → Chicago	N16008	Boeing 787-10	Completed (landing confirmed by airport data)	~9118 km est. (4625 km recorded)
2026-09-24 09:45 UTC	UAL423	ATH → ORD Athens → Chicago	N17015	Boeing 787-10	Completed	9186 km
2026-09-23 09:51 UTC	UAL423	ATH → ORD Athens → Chicago	N14016	Boeing 787-10	Completed	9085 km
2026-09-22 09:52 UTC	UAL423	ATH → ORD Athens → Chicago	N12004	Boeing 787-10	Completed (landing confirmed by airport data)	~9270 km est. (3889 km recorded)
2026-09-20 10:01 UTC	UAL423	ATH → ORD Athens → Chicago	N14016	Boeing 787-10	Completed	9265 km
2026-09-19 09:49 UTC	UAL423	ATH → ORD Athens → Chicago	N16009	Boeing 787-10	Completed (landing confirmed by airport data)	~9347 km est. (4817 km recorded)
2026-09-18 10:30 UTC	UAL423	ATH → ORD Athens → Chicago	N17015	Boeing 787-10	Completed (landing confirmed by airport data)	~9544 km est. (3632 km recorded)
2026-09-17 09:59 UTC	UAL423	ATH → ORD Athens → Chicago	N13018	Boeing 787-10	Completed (landing confirmed by airport data)	~9498 km est. (4629 km recorded)