UAL1642

Flight

Status

Completed

Arrival confirmed via

ADS-B (callsign change)

Departure

Jacksonville International Airport (JAX) — Jacksonville, United States

Departed

2026-09-21 15:59 UTC

Arrival

Washington Dulles International Airport (IAD) — Washington, DC, United States

Distance flown

1036 km

Straight-line distance

1016 km

Approach distance

78 km

Aircraft

Registration

N37427

Type

Boeing 737-900

Seats

179 total (117 Economy, 42 Economy Plus, 20 First)

Altitude & speed

Max altitude

33,000 ft

Max ground speed

480 kt

Tracked

1h 28m · 1,028 km

Altitude (ft, max 33,000)

Ground speed (kt, max 480)

Altitude (ft, max 33,000)

Ground speed (kt, max 480)

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
2026-09-23 16:10 UTC	UAL1642	JAX → IAD Jacksonville → Washington, DC	N37471	Boeing 737-900	Completed	1038 km
2026-09-22 15:56 UTC	UAL1642	JAX → IAD Jacksonville → Washington, DC	N67845	Boeing 737-900	Completed	1035 km
2026-09-21 15:59 UTC	UAL1642	JAX → IAD Jacksonville → Washington, DC	N37427	Boeing 737-900	Completed	1036 km
2026-09-20 15:58 UTC	UAL1642	JAX → IAD Jacksonville → Washington, DC	N66893	Boeing 737-900	Completed	1133 km
2026-09-19 16:06 UTC	UAL1642	JAX → IAD Jacksonville → Washington, DC	N4901U	Airbus A320 233	Completed	1073 km
2026-09-18 16:03 UTC	UAL1642	JAX → IAD Jacksonville → Washington, DC	N17436	Boeing 737 MAX 9	Completed	1093 km
2026-09-17 16:08 UTC	UAL1642	JAX → IAD Jacksonville → Washington, DC	N38479	Boeing 737-900	Completed	1179 km
2026-09-16 16:50 UTC	UAL1642	JAX → IAD Jacksonville → Washington, DC	N45440	Boeing 737-900	Completed	1146 km
2026-09-15 16:21 UTC	UAL1642	JAX → IAD Jacksonville → Washington, DC	N69824	Boeing 737-900	Completed	1096 km
2026-09-14 16:03 UTC	UAL1642	JAX → IAD Jacksonville → Washington, DC	N37474	Boeing 737-900	Completed	1102 km
2026-09-13 16:00 UTC	UAL1642	JAX → IAD Jacksonville → Washington, DC	N81449	Boeing 737-900	Completed	1097 km
2026-09-12 15:49 UTC	UAL1642	JAX → IAD Jacksonville → Washington, DC	N452UA	Airbus A320 233	Completed	1121 km
2026-09-11 16:03 UTC	UAL1642	JAX → IAD Jacksonville → Washington, DC	N17402	Boeing 737 MAX 9	Completed	1098 km
2026-09-10 15:58 UTC	UAL1642	JAX → IAD Jacksonville → Washington, DC	N69888	Boeing 737-900	Completed	1107 km
2026-09-09 15:56 UTC	UAL1642	JAX → IAD Jacksonville → Washington, DC	N53441	Boeing 737-900	Completed	1150 km
2026-09-07 16:11 UTC	UAL1642	JAX → IAD Jacksonville → Washington, DC	N28478	Boeing 737-900	Completed	1128 km
2026-09-06 16:01 UTC	UAL1642	JAX → IAD Jacksonville → Washington, DC	N68842	Boeing 737-900	Completed	1109 km
2026-09-04 15:51 UTC	UAL1642	JAX → IAD Jacksonville → Washington, DC	N47453	Boeing 737 MAX 9	Completed	1041 km
2026-09-03 15:56 UTC	UAL1642	JAX → IAD Jacksonville → Washington, DC	N37422	Boeing 737-900	Completed	1071 km
2026-09-02 16:00 UTC	UAL1642	JAX → IAD Jacksonville → Washington, DC	N75425	Boeing 737-900	Completed	1051 km
2026-09-01 15:58 UTC	UAL1642	JAX → IAD Jacksonville → Washington, DC	N75432	Boeing 737-900	Completed	1056 km
2026-08-31 16:18 UTC	UAL1642	JAX → IAD Jacksonville → Washington, DC	N66825	Boeing 737-900	Completed	1174 km
2026-08-30 16:07 UTC	UAL1642	JAX → IAD Jacksonville → Washington, DC	N17427	Boeing 737 MAX 9	Completed	1124 km
2026-08-29 16:05 UTC	UAL1642	ORD → GSP Chicago → Greenville	N17730	Boeing 737-700	Completed	1104 km
2026-08-28 15:50 UTC	UAL1642	JAX → IAD Jacksonville → Washington, DC	N17459	Boeing 737 MAX 9	Completed	1109 km
2026-08-27 16:04 UTC	UAL1642	JAX → IAD Jacksonville → Washington, DC	N39450	Boeing 737-900	Completed	1143 km
2026-08-26 15:54 UTC	UAL1642	JAX → IAD Jacksonville → Washington, DC	N75433	Boeing 737-900	Completed	1181 km
2026-08-25 16:30 UTC	UAL1642	JAX → IAD Jacksonville → Washington, DC	N36469	Boeing 737-900	Completed	1104 km
2026-08-24 16:09 UTC	UAL1642	JAX → IAD Jacksonville → Washington, DC	N69804	Boeing 737-900	Completed	1103 km
2026-08-23 16:01 UTC	UAL1642	JAX → IAD Jacksonville → Washington, DC	N61898	Boeing 737-900	Completed	1394 km
2026-08-22 15:41 UTC	UAL1642	ORD → GSP Chicago → Greenville	N36472	Boeing 737-900	Completed	1404 km
2026-08-21 16:28 UTC	UAL1642	JAX → IAD Jacksonville → Washington, DC	N17591	Boeing 737 MAX 9	Completed	1446 km
2026-08-20 16:20 UTC	UAL1642	JAX → IAD Jacksonville → Washington, DC	N66831	Boeing 737-900	Completed	~4112 km est. (2728 km recorded)
2026-08-19 16:03 UTC	UAL1642	JAX → IAD Jacksonville → Washington, DC	N69829	Boeing 737-900	Completed	1572 km
2026-08-18 15:55 UTC	UAL1642	JAX → IAD Jacksonville → Washington, DC	N39416	Boeing 737-900	Completed	2674 km
2026-08-17 16:08 UTC	UAL1642	JAX → IAD Jacksonville → Washington, DC	N75435	Boeing 737-900	Completed	1529 km
2026-08-16 16:08 UTC	UAL1642	JAX → IAD Jacksonville → Washington, DC	N38458	Boeing 737-900	Completed	~1994 km est. (1564 km recorded)
2026-08-15 15:51 UTC	UAL1642	ORD → GSP Chicago → Greenville	N13716	Boeing 737-700	Completed	~4219 km est. (1596 km recorded)
2026-08-12 16:05 UTC	UAL1642	JAX → IAD Jacksonville → Washington, DC	N67845	Boeing 737-900	Completed	1505 km
2026-08-10 22:15 UTC	UAL1642	ATL → IAD Atlanta → Washington, DC	N871UA	Airbus A319	Completed	3433 km
2026-08-10 20:05 UTC	UAL1642	DTW → DTW Detroit → Detroit	N804UA	Airbus A319	Completed	~2 km est. (0 km recorded)
2026-08-10 20:04 UTC	UAL1642	DTW → DTW Detroit → Detroit	N804UA	Airbus A319	Completed	~2 km est. (0 km recorded)
2026-08-10 20:03 UTC	UAL1642	DTW → DTW Detroit → Detroit	N804UA	Airbus A319	Completed	~2 km est. (0 km recorded)
2026-08-10 20:02 UTC	UAL1642	DTW → DTW Detroit → Detroit	N804UA	Airbus A319	Completed	~2 km est. (0 km recorded)
2026-08-10 19:26 UTC	UAL1642	? → DTW ? → Detroit	N804UA	Airbus A319	Completed	347 km