UAL1821

Flight

Status

Completed

Arrival confirmed via

ADS-B (callsign change)

Departure

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

Est. departure time

2026-09-11 18:57 UTC (approx.)

Arrival

La Guardia Airport (LGA) — New York, United States

Distance flown

1299 km

Straight-line distance

1177 km

Approach distance

115 km

Aircraft

Registration

N17435

Type

Boeing 737 MAX 9

Seats

179 total (117 Economy, 42 Economy Plus, 20 First) (typical for type, not this tail)

Altitude & speed

Max altitude

35,000 ft

Max ground speed

511 kt

Tracked

1h 47m · 1,218 km

Altitude (ft, max 35,000)

Ground speed (kt, max 511)

Altitude (ft, max 35,000)

Ground speed (kt, max 511)

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 19:38 UTC	UAL1821	ORD → LGA Chicago → New York	N24224	Boeing 737-800	Completed	1279 km
2026-09-30 19:33 UTC	UAL1821	ORD → LGA Chicago → New York	N73270	Boeing 737-800	Completed	1239 km
2026-09-30 13:37 UTC	UAL1821	SJC → ORD San Jose → Chicago	N73270	Boeing 737-800	Completed	3211 km
2026-09-29 19:37 UTC	UAL1821	ORD → LGA Chicago → New York	N14250	Boeing 737-800	Completed	1304 km
2026-09-28 19:39 UTC	UAL1821	ORD → LGA Chicago → New York	N33292	Boeing 737-800	Completed	1273 km
2026-09-26 18:59 UTC	UAL1821	ORD → LGA Chicago → New York	N33203	Boeing 737-800	Completed	1213 km
2026-09-25 20:47 UTC	UAL1821	ORD → LGA Chicago → New York	N87507	Boeing 737-800	Completed	1235 km
2026-09-24 19:13 UTC	UAL1821	ORD → LGA Chicago → New York	N76502	Boeing 737-800	Completed	1227 km
2026-09-23 19:04 UTC	UAL1821	ORD → LGA Chicago → New York	N77538	Boeing 737-800	Completed	1250 km
2026-09-22 21:33 UTC	UAL1821	ORD → LGA Chicago → New York	N33292	Boeing 737-800	Completed	1379 km
2026-09-21 19:41 UTC	UAL1821	ORD → LGA Chicago → New York	N37287	Boeing 737-800	Completed	1404 km
2026-09-21 00:24 UTC	UAL1821	ORD → LGA Chicago → New York	N38268	Boeing 737-800	Completed	1212 km
2026-09-20 15:30 UTC	UAL1821	MSY → ORD New Orleans → Chicago	N14214	Boeing 737-800	Completed	1648 km
2026-09-19 21:31 UTC	UAL1821	ORD → LGA Chicago → New York	N47332	Boeing 737 MAX 8	Completed	1331 km
2026-09-18 19:26 UTC	UAL1821	ORD → LGA Chicago → New York	N38257	Boeing 737-800	Completed	1277 km
2026-09-17 21:24 UTC	UAL1821	ORD → LGA Chicago → New York	N33292	Boeing 737-800	Completed	1568 km
2026-09-16 19:03 UTC	UAL1821	ORD → LGA Chicago → New York	N76532	Boeing 737-800	Completed	1313 km
2026-09-15 19:33 UTC	UAL1821	ORD → LGA Chicago → New York	N77261	Boeing 737-800	Completed	1369 km
2026-09-14 19:00 UTC	UAL1821	ORD → LGA Chicago → New York	N14231	Boeing 737-800	Completed	1300 km
2026-09-13 19:26 UTC	UAL1821	ORD → LGA Chicago → New York	N17458	Boeing 737 MAX 9	Completed	1323 km
2026-09-12 19:19 UTC	UAL1821	ORD → LGA Chicago → New York	N27251	Boeing 737 MAX 8	Completed	1475 km
2026-09-11 19:14 UTC	UAL1821	ORD → LGA Chicago → New York	N17435	Boeing 737 MAX 9	Completed	1299 km
2026-09-10 19:28 UTC	UAL1821	ORD → LGA Chicago → New York	N14231	Boeing 737-800	Completed	1340 km
2026-09-09 19:18 UTC	UAL1821	ORD → LGA Chicago → New York	N76533	Boeing 737-800	Completed	1555 km
2026-09-07 19:40 UTC	UAL1821	ORD → LGA Chicago → New York	N37253	Boeing 737-800	Completed	1290 km
2026-09-06 19:13 UTC	UAL1821	ORD → LGA Chicago → New York	N77258	Boeing 737-800	Completed	1300 km
2026-09-06 14:17 UTC	UAL1821	SLC → ORD Salt Lake City → Chicago	N77258	Boeing 737-800	Completed	2476 km
2026-09-05 19:19 UTC	UAL1821	ORD → LGA Chicago → New York	N39297	Boeing 737-800	Completed	1317 km
2026-09-04 19:20 UTC	UAL1821	ORD → LGA Chicago → New York	N12221	Boeing 737-800	Completed	1258 km
2026-09-03 20:34 UTC	UAL1821	ORD → LGA Chicago → New York	N14231	Boeing 737-800	Completed	1793 km
2026-09-02 19:20 UTC	UAL1821	ORD → LGA Chicago → New York	N14231	Boeing 737-800	Completed	1501 km
2026-09-01 21:53 UTC	UAL1821	ORD → LGA Chicago → New York	N14250	Boeing 737-800	Completed	1821 km
2026-08-31 20:21 UTC	UAL1821	ORD → LGA Chicago → New York	N24224	Boeing 737-800	Completed	1531 km
2026-08-30 20:32 UTC	UAL1821	ORD → LGA Chicago → New York	N36280	Boeing 737-800	Completed	1361 km
2026-08-29 22:38 UTC	UAL1821	ORD → LGA Chicago → New York	N78511	Boeing 737-800	Completed	1304 km
2026-08-28 19:37 UTC	UAL1821	ORD → LGA Chicago → New York	N76505	Boeing 737-800	Completed	1320 km
2026-08-26 19:15 UTC	UAL1821	ORD → LGA Chicago → New York	N73291	Boeing 737-800	Completed	1370 km
2026-08-25 19:00 UTC	UAL1821	ORD → LGA Chicago → New York	N37255	Boeing 737-800	Completed	1343 km
2026-08-24 21:28 UTC	UAL1821	ORD → LGA Chicago → New York	N14237	Boeing 737-800	Completed	1362 km
2026-08-23 19:21 UTC	UAL1821	ORD → LGA Chicago → New York	N77530	Boeing 737-800	Completed	1353 km
2026-08-22 19:10 UTC	UAL1821	ORD → LGA Chicago → New York	N17245	Boeing 737-800	Completed	2058 km
2026-08-21 19:23 UTC	UAL1821	ORD → LGA Chicago → New York	N14249	Boeing 737-800	Completed	1878 km
2026-08-21 01:57 UTC	UAL1821	ORD → LGA Chicago → New York	N37267	Boeing 737-800	Completed	1789 km
2026-08-19 19:00 UTC	UAL1821	ORD → LGA Chicago → New York	N76528	Boeing 737-800	Completed	~3689 km est. (2470 km recorded)
2026-08-17 18:57 UTC	UAL1821	ORD → LGA Chicago → New York	N76254	Boeing 737-800	Completed	2182 km
2026-08-16 20:30 UTC	UAL1821	ORD → LGA Chicago → New York	N77520	Boeing 737-800	Completed	1894 km
2026-08-14 19:39 UTC	UAL1821	ORD → LGA Chicago → New York	N78501	Boeing 737-800	Completed	~3057 km est. (1824 km recorded)
2026-08-12 14:48 UTC	UAL1821	YYC → LGA Calgary → New York	N35260	Boeing 737-800	Completed	5236 km
2026-08-11 21:31 UTC	UAL1821	ORD → LGA Chicago → New York	N37277	Boeing 737-800	Completed	2059 km
2026-08-11 21:16 UTC	UAL1821	ORD → ORD Chicago → Chicago	N37277	Boeing 737-800	Completed	~2 km est. (1 km recorded)