UAL1156

Flight

Status

Completed

Arrival confirmed via

ADS-B (ground reading)

Departure

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

Departed

2026-09-16 01:53 UTC

Arrival

Calgary International Airport (YYC) — Calgary, Canada

Distance flown

2366 km

Straight-line distance

2224 km

Approach distance

56 km

Aircraft

Registration

N17245

Type

Boeing 737-800

Seats

166 total (102 Economy, 48 Economy Plus, 16 First)

Altitude & speed

Max altitude

38,000 ft

Max ground speed

451 kt

Tracked

3h 24m · 2,306 km

Altitude (ft, max 38,000)

Ground speed (kt, max 451)

Altitude (ft, max 38,000)

Ground speed (kt, max 451)

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
2026-10-03 01:41 UTC	UAL1156	ORD → CLE Chicago → Cleveland	N27205	Boeing 737-800	Completed	561 km
2026-10-02 22:40 UTC	UAL1156	ORD → ORD Chicago → Chicago	N87512	Boeing 737-800	Completed	6 km
2026-10-02 20:24 UTC	UAL1156	LGA → ORD New York → Chicago	N87512	Boeing 737-800	Completed	1305 km
2026-10-02 01:29 UTC	UAL1156	ORD → CLE Chicago → Cleveland	N86534	Boeing 737-800	Completed	562 km
2026-10-01 21:52 UTC	UAL1156	LGA → ORD New York → Chicago	N76505	Boeing 737-800	Completed	1348 km
2026-10-01 01:32 UTC	UAL1156	ORD → CLE Chicago → Cleveland	N17418	Boeing 737 MAX 9	Completed	584 km
2026-09-30 20:36 UTC	UAL1156	LGA → ORD New York → Chicago	N35204	Boeing 737-800	Completed	1310 km
2026-09-30 01:27 UTC	UAL1156	ORD → CLE Chicago → Cleveland	N33203	Boeing 737-800	Completed	574 km
2026-09-29 20:42 UTC	UAL1156	LGA → ORD New York → Chicago	N35271	Boeing 737-800	Completed	1259 km
2026-09-29 01:22 UTC	UAL1156	ORD → CLE Chicago → Cleveland	N47345	Boeing 737 MAX 8	Completed	555 km
2026-09-28 20:51 UTC	UAL1156	LGA → ORD New York → Chicago	N76514	Boeing 737-800	Completed	1325 km
2026-09-27 23:56 UTC	UAL1156	LGA → ORD New York → Chicago	N76502	Boeing 737-800	Completed	1337 km
2026-09-26 20:15 UTC	UAL1156	LGA → ORD New York → Chicago	N16217	Boeing 737-800	Completed	1313 km
2026-09-26 01:10 UTC	UAL1156	ORD → CLE Chicago → Cleveland	N14219	Boeing 737-800	Completed	557 km
2026-09-25 20:53 UTC	UAL1156	LGA → ORD New York → Chicago	N73256	Boeing 737-800	Completed	1339 km
2026-09-25 01:27 UTC	UAL1156	ORD → CLE Chicago → Cleveland	N87513	Boeing 737-800	Completed	551 km
2026-09-24 22:03 UTC	UAL1156	LGA → ORD New York → Chicago	N73256	Boeing 737-800	Completed	1354 km
2026-09-23 21:05 UTC	UAL1156	SRQ → ORD Sarasota/Bradenton → Chicago	N76529	Boeing 737-800	Completed	1943 km
2026-09-23 01:04 UTC	UAL1156	ORD → YYC Chicago → Calgary	N27205	Boeing 737-800	Completed	2349 km
2026-09-22 20:46 UTC	UAL1156	SRQ → ORD Sarasota/Bradenton → Chicago	N28457	Boeing 737-900	Completed	1928 km
2026-09-22 02:02 UTC	UAL1156	ORD → YYC Chicago → Calgary	N33266	Boeing 737-800	Completed	2307 km
2026-09-21 20:36 UTC	UAL1156	SRQ → ORD Sarasota/Bradenton → Chicago	N77536	Boeing 737-800	Completed	1882 km
2026-09-21 01:47 UTC	UAL1156	ORD → YYC Chicago → Calgary	N35271	Boeing 737-800	Completed	2322 km
2026-09-20 20:33 UTC	UAL1156	SRQ → ORD Sarasota/Bradenton → Chicago	N17244	Boeing 737-800	Completed	2019 km
2026-09-20 00:10 UTC	UAL1156	SRQ → ORD Sarasota/Bradenton → Chicago	N26232	Boeing 737-800	Completed	2048 km
2026-09-19 00:53 UTC	UAL1156	ORD → YYC Chicago → Calgary	N26232	Boeing 737-800	Completed	2427 km
2026-09-18 20:38 UTC	UAL1156	SRQ → ORD Sarasota/Bradenton → Chicago	N24202	Boeing 737-800	Completed	1997 km
2026-09-18 02:59 UTC	UAL1156	ORD → YYC Chicago → Calgary	N76533	Boeing 737-800	Completed	2441 km
2026-09-17 20:53 UTC	UAL1156	SRQ → ORD Sarasota/Bradenton → Chicago	N27464	Boeing 737 MAX 9	Completed	2010 km
2026-09-17 01:11 UTC	UAL1156	ORD → YYC Chicago → Calgary	N78501	Boeing 737-800	Completed	2396 km
2026-09-16 20:38 UTC	UAL1156	SRQ → ORD Sarasota/Bradenton → Chicago	N17719	Boeing 737-700	Completed	1982 km
2026-09-16 01:53 UTC	UAL1156	ORD → YYC Chicago → Calgary	N17245	Boeing 737-800	Completed	2366 km
2026-09-15 20:57 UTC	UAL1156	SRQ → ORD Sarasota/Bradenton → Chicago	N33264	Boeing 737-800	Completed	1969 km
2026-09-15 01:10 UTC	UAL1156	ORD → YYC Chicago → Calgary	N24202	Boeing 737-800	Completed	2473 km
2026-09-14 20:35 UTC	UAL1156	SRQ → ORD Sarasota/Bradenton → Chicago	N24202	Boeing 737-800	Completed	1953 km
2026-09-13 21:28 UTC	UAL1156	SRQ → ORD Sarasota/Bradenton → Chicago	N33203	Boeing 737-800	Completed	1954 km
2026-09-12 23:24 UTC	UAL1156	SRQ → ORD Sarasota/Bradenton → Chicago	N28457	Boeing 737-900	Completed	1886 km
2026-09-12 01:31 UTC	UAL1156	ORD → YYC Chicago → Calgary	N78509	Boeing 737-800	Completed	2447 km
2026-09-11 20:30 UTC	UAL1156	SRQ → ORD Sarasota/Bradenton → Chicago	N78509	Boeing 737-800	Completed	2109 km
2026-09-11 01:18 UTC	UAL1156	ORD → YYC Chicago → Calgary	N37255	Boeing 737-800	Completed	2417 km
2026-09-10 20:31 UTC	UAL1156	SRQ → ORD Sarasota/Bradenton → Chicago	N77510	Boeing 737-800	Completed	2016 km
2026-09-10 01:38 UTC	UAL1156	ORD → YYC Chicago → Calgary	N76526	Boeing 737-800	Completed	2421 km
2026-09-09 20:30 UTC	UAL1156	SRQ → ORD Sarasota/Bradenton → Chicago	N39728	Boeing 737-700	Completed	2041 km
2026-09-08 01:32 UTC	UAL1156	ORD → YYC Chicago → Calgary	N35236	Boeing 737-800	Completed	2353 km
2026-09-07 21:00 UTC	UAL1156	TVC → ORD Traverse City → Chicago	N846UA	Airbus A319	Completed	535 km
2026-09-06 21:24 UTC	UAL1156	TVC → ORD Traverse City → Chicago	N806UA	Airbus A319	Completed	471 km
2026-09-05 20:44 UTC	UAL1156	TVC → ORD Traverse City → Chicago	N854UA	Airbus A319	Completed	490 km
2026-09-05 02:17 UTC	UAL1156	ORD → YYC Chicago → Calgary	N87531	Boeing 737-800	Completed	2349 km
2026-09-04 22:06 UTC	UAL1156	TVC → ORD Traverse City → Chicago	N837UA	Airbus A319	Completed	430 km
2026-09-04 01:44 UTC	UAL1156	ORD → YYC Chicago → Calgary	N12221	Boeing 737-800	Completed	2385 km