Follow Flight UA721 from Washington, VA to Las Vegas, NV on AirNav Radar

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Flight info

Airline/Operator

United Airlines

Duration

05h15m

Distance

3317 km

Operation Days

Sun

Mon

Tue

Wed

Thu

Fri

Sat

Departure Gate

Arrival Gate

D58

Departure Terminal

Arrival Terminal

ATC Route

KIAD.RNLDI4.OTTTO.Q176.STEVY.Q176.BICKS..KI48O..BUNCO..KK42I..KM39G..FEDRL..KF33A..KA33Y..POPRR..KA33U..GUP.Q162.HAHAA.RKSTR4.KLAS/0413

Position Info

Latitude

Longitude

Altitude

Ground Speed

Wind

Air Temperature

Vertical Speed

Heading

Squawk

Source

Station

FIR

Aircraft Info

Aircraft Model

Boeing 737-924ER

Registration

N38458

Mode-S

A46D4E

Serial Number

37199/4188

Aircraft Age

Owner

Last Activity

3 minutes ago

Last Known Location

In flight - Near Pine Springs, United States

Last Flight

Austin, TX, United States (AUS / KAUS) - (IAD / KIAD) Washington, VA, United States, 6 hours ago

Aircraft Type

Nr. Engines

Nr. Seats

Weight Class

Cruising Speed

Engine

Engine Type

Aircraft Category

Registrant Type

Airworthiness Class

Operation Types

Certificate Issue Date

Registration Status

Flight Activity

Future
17 Feb
UA721
EST. DEPART IN 1d
22:45
Washington, VA (IAD)
04:22
Las Vegas, NV (LAS)
05h37m
N62896 (B739)
3317 km
Estimated
22:45
In 2 days
Estimated
04:22
In 2 days
17 Feb
UA721
EST. DEPART IN 1d
19:20
Boston, MA (BOS)
21:04
Washington, VA (IAD)
01h44m
N47281 (B38M)
664 km
Estimated
19:20
In 2 days
Estimated
21:04
In 2 days
16 Feb
UA721
EST. DEPART IN 19h 27m
22:45
Washington, VA (IAD)
04:22
Las Vegas, NV (LAS)
05h37m
N63890 (B739)
3317 km
Estimated
22:45
In 19 hours
Estimated
04:22
In 1 day
16 Feb
UA721
EST. DEPART IN 16h 2m
19:20
Boston, MA (BOS)
21:04
Washington, VA (IAD)
01h44m
N17272 (B38M)
664 km
Estimated
19:20
In 16 hours
Estimated
21:04
In 18 hours
Current
15 Feb
UA721
LANDING IN 53m
22:56
Washington, VA (IAD)
04:11
Las Vegas, NV (LAS)
05h37m
N38458 (B739)
3317 km
Departed
22:56
4 hours ago
Estimated
04:11
In 53 minutes
Past
15 Feb
UA721
LANDED 6h 21m AGO
19:16
Boston, MA (BOS)
20:56
Washington, VA (IAD)
01h20m
N17329 (B38M)
664 km
Departed
19:16
8 hours ago
Arrived
20:56
6 hours ago
14 Feb
UA721
LANDED 1d AGO
19:17
Boston, MA (BOS)
20:50
Washington, VA (IAD)
01h12m
N37351 (B38M)
664 km
Departed
19:17
1 day ago
Arrived
20:50
1 day ago
13 Feb
UA721
LANDED 1d AGO
23:13
Washington, VA (IAD)
04:41
Las Vegas, NV (LAS)
04h52m
N37471 (B739)
3317 km
Departed
23:13
2 days ago
Arrived
04:41
2 days ago
13 Feb
UA721
LANDED 2d AGO
19:19
Boston, MA (BOS)
20:54
Washington, VA (IAD)
01h12m
N27292 (B38M)
664 km
Departed
19:19
2 days ago
Arrived
20:54
2 days ago
12 Feb
UA721
LANDED 2d AGO
22:42
Washington, VA (IAD)
04:11
Las Vegas, NV (LAS)
05h07m
N38443 (B739)
3317 km
Departed
22:42
3 days ago
Arrived
04:11
3 days ago
12 Feb
UA721
LANDED 3d AGO
19:23
Boston, MA (BOS)
20:55
Washington, VA (IAD)
01h10m
N17373 (B38M)
664 km
Departed
19:23
3 days ago
Arrived
20:55
3 days ago
11 Feb
UA721
LANDED 4d AGO
19:18
Boston, MA (BOS)
20:52
Washington, VA (IAD)
01h11m
N38451 (B739)
664 km
Departed
19:18
4 days ago
Arrived
20:52
4 days ago
10 Feb
UA721
LANDED 5d AGO
20:42
Boston, MA (BOS)
22:22
Washington, VA (IAD)
01h11m
N75432 (B739)
664 km
Departed
20:42
5 days ago
Arrived
22:22
5 days ago
9 Feb
UA721
LANDED 6d AGO
19:16
Boston, MA (BOS)
20:55
Washington, VA (IAD)
01h13m
N68453 (B739)
664 km
Departed
19:16
6 days ago
Arrived
20:55
6 days ago

Date	Origin	STD	ATD	Destination	STA	Aircraft	Status	Duration
Future
2026 Feb 17	Washington, VA (IAD/KIAD)	17:45 EST		Las Vegas, NV (LAS/KLAS)	20:22 PST	B739 (N62896)	Estimated	05h37m
2026 Feb 17	Boston, MA (BOS/KBOS)	14:20 EST		Washington, VA (IAD/KIAD)	16:04 EST	B38M (N47281)	Estimated	01h44m
2026 Feb 16	Washington, VA (IAD/KIAD)	17:45 EST		Las Vegas, NV (LAS/KLAS)	20:22 PST	B739 (N63890)	Estimated	05h37m
2026 Feb 16	Boston, MA (BOS/KBOS)	14:20 EST		Washington, VA (IAD/KIAD)	16:04 EST	B38M (N17272)	Estimated	01h44m

Current
2026 Feb 15	Washington, VA (IAD/KIAD)	17:50 EST	17:56 EST	Las Vegas, NV (LAS/KLAS)	20:27 PST	B739 (N38458)	Est. Arrival 20:11 PST	05h37m

Past
2026 Feb 15	Boston, MA (BOS/KBOS)	14:20 EST	14:16 EST	Washington, VA (IAD/KIAD)	16:04 EST	B38M (N17329)	Landed 15:56 EST Time aircraft arrives at gate derived from company/airport information	01h20m
2026 Feb 14	Boston, MA (BOS/KBOS)	14:20 EST	14:17 EST	Washington, VA (IAD/KIAD)	16:04 EST	B38M (N37351)	Landed 15:50 EST Time aircraft arrives at gate derived from company/airport information	01h12m
2026 Feb 13	Washington, VA (IAD/KIAD)	17:45 EST	18:13 EST	Las Vegas, NV (LAS/KLAS)	20:22 PST	B739 (N37471)	Landed 20:41 PST Time aircraft arrives at gate derived from company/airport information	04h52m
2026 Feb 13	Boston, MA (BOS/KBOS)	14:20 EST	14:19 EST	Washington, VA (IAD/KIAD)	16:04 EST	B38M (N27292)	Landed 15:54 EST Time aircraft arrives at gate derived from company/airport information	01h12m
2026 Feb 12	Washington, VA (IAD/KIAD)	17:45 EST	17:42 EST	Las Vegas, NV (LAS/KLAS)	20:22 PST	B739 (N38443)	Landed 20:11 PST Time aircraft arrives at gate derived from company/airport information	05h07m
2026 Feb 12	Boston, MA (BOS/KBOS)	14:20 EST	14:23 EST	Washington, VA (IAD/KIAD)	16:04 EST	B38M (N17373)	Landed 15:55 EST Time aircraft arrives at gate derived from company/airport information	01h10m
2026 Feb 11	Boston, MA (BOS/KBOS)	14:20 EST	14:18 EST	Washington, VA (IAD/KIAD)	16:06 EST	B739 (N38451)	Landed 15:52 EST Time aircraft arrives at gate derived from company/airport information	01h11m
2026 Feb 10	Boston, MA (BOS/KBOS)	14:20 EST	15:42 EST	Washington, VA (IAD/KIAD)	16:06 EST	B739 (N75432)	Landed 17:22 EST Time aircraft arrives at gate derived from company/airport information	01h11m
2026 Feb 9	Boston, MA (BOS/KBOS)	14:20 EST	14:16 EST	Washington, VA (IAD/KIAD)	16:06 EST	B739 (N68453)	Landed 15:55 EST Time aircraft arrives at gate derived from company/airport information	01h13m

Flight history for UA721 is available for a period over 7 days under our Basic subscription. More details here
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