flight Aircraft

N37420

BOEING 737-900

Operated by UNITED AIRLINES INC

Tail number
N37420
Type
B739
Mode-S
A4455E
Not currently tracked · last seen 8h ago
Flights observed
411 showing last 50
Avg flight time
2h 3m
Typical route
DEN → DFW
Last seen
8h ago

Last known area

Map centered near N37420's most recent activity.

Recent flights last 50

DateRouteTakeoffLandingDuration
2026-07-13 DEN → CMH Jul 13, 23:55 UTCJul 14, 02:20 UTC2h 25m
2026-07-13 - Jul 13, 21:10 UTCJul 13, 21:50 UTC40m
2026-07-13 DEN → BZN Jul 13, 17:54 UTCJul 13, 18:57 UTC1h 3m
2026-07-13 - Jul 13, 17:45 UTCJul 13, 18:25 UTC40m
2026-07-13 - Jul 13, 14:00 UTCJul 13, 15:30 UTC1h 30m
2026-07-13 CID → DEN Jul 13, 14:14 UTCJul 13, 15:26 UTC1h 12m
2026-07-13 - Jul 13, 00:10 UTCJul 13, 01:40 UTC1h 30m
2026-07-12 IAD → DEN Jul 12, 19:15 UTCJul 12, 22:15 UTC3h 0m
2026-07-12 DEN → IAD Jul 12, 14:30 UTCJul 12, 17:35 UTC3h 5m
2026-07-12 DFW → DEN Jul 12, 10:55 UTCJul 12, 12:30 UTC1h 35m
2026-07-12 DEN → DFW Jul 12, 03:05 UTCJul 12, 04:30 UTC1h 25m
2026-07-11 YVR → DEN Jul 11, 22:55 UTCJul 12, 01:05 UTC2h 10m
2026-07-11 DEN → YVR Jul 11, 18:25 UTCJul 11, 21:05 UTC2h 40m
2026-07-11 IAD → SYR Jul 11, 13:55 UTCJul 11, 15:45 UTC1h 50m
2026-07-11 IAD → SYR Jul 11, 14:07 UTCJul 11, 15:50 UTC1h 43m
2026-07-11 DEN → MSN Jul 11, 01:40 UTCJul 11, 03:20 UTC1h 40m
2026-07-11 DEN → MSN Jul 11, 00:33 UTCJul 11, 03:18 UTC2h 45m
2026-07-10 MFE → IAH Jul 10, 20:40 UTCJul 10, 22:50 UTC2h 10m
2026-07-10 MFE → IAH Jul 10, 19:18 UTCJul 10, 22:52 UTC3h 34m
2026-07-10 MFE → IAH Jul 10, 19:15 UTCJul 10, 20:35 UTC1h 20m
2026-07-10 TPA → EWR Jul 10, 13:10 UTCJul 10, 15:25 UTC2h 15m
2026-07-09 IAD → TPA Jul 9, 22:44 UTCJul 10, 00:38 UTC1h 54m
2026-07-09 IAD → TPA Jul 9, 22:45 UTCJul 10, 00:45 UTC2h 0m
2026-07-09 ORD → BOS Jul 9, 17:15 UTCJul 9, 19:15 UTC2h 0m
2026-07-09 IAD → MSY Jul 9, 13:10 UTCJul 9, 15:15 UTC2h 5m
2026-07-09 SFO → IAD Jul 9, 06:05 UTCJul 9, 10:55 UTC4h 50m
2026-07-07 LAS → SFO Jul 7, 21:05 UTCJul 7, 22:15 UTC1h 10m
2026-07-07 SFO → LAS Jul 7, 18:35 UTCJul 7, 19:40 UTC1h 5m
2026-07-07 YVR → SFO Jul 7, 14:45 UTCJul 7, 16:45 UTC2h 0m
2026-07-07 - Jul 7, 02:40 UTCJul 7, 04:55 UTC2h 15m
2026-07-06 - Jul 6, 20:05 UTCJul 7, 01:00 UTC4h 55m
2026-07-06 - Jul 6, 16:20 UTCJul 6, 17:30 UTC1h 10m
2026-07-06 IAD → SAV Jul 6, 13:45 UTCJul 6, 15:00 UTC1h 15m
2026-07-06 - Jul 6, 02:25 UTCJul 6, 04:50 UTC2h 25m
2026-07-05 BOS → ORD Jul 5, 20:20 UTCJul 5, 23:50 UTC3h 30m
2026-07-05 - Jul 5, 15:30 UTCJul 5, 18:55 UTC3h 25m
2026-07-04 CUN → IAH Jul 4, 20:45 UTCJul 4, 22:35 UTC1h 50m
2026-07-04 - Jul 4, 17:20 UTCJul 4, 19:15 UTC1h 55m
2026-07-04 - Jul 4, 14:40 UTCJul 4, 15:20 UTC40m
2026-07-04 - Jul 4, 12:35 UTCJul 4, 13:10 UTC35m
2026-07-04 IAH → SAT Jul 4, 12:39 UTCJul 4, 13:05 UTC26m
2026-07-03 - Jul 3, 22:45 UTCJul 4, 01:10 UTC2h 25m
2026-07-03 - Jul 3, 20:30 UTCJul 3, 21:15 UTC45m
2026-07-03 - Jul 3, 13:50 UTCJul 3, 18:15 UTC4h 25m
2026-07-03 SFO → CUN Jul 3, 07:40 UTCJul 3, 12:30 UTC4h 50m
2026-07-03 - Jul 3, 02:50 UTCJul 3, 06:00 UTC3h 10m
2026-07-02 DEN → DFW Jul 2, 22:01 UTCJul 2, 23:25 UTC1h 24m
2026-07-02 DEN → DFW Jul 2, 22:00 UTCJul 2, 23:30 UTC1h 30m
2026-07-02 - Jul 2, 19:00 UTCJul 2, 20:15 UTC1h 15m
2026-07-02 - Jul 2, 16:35 UTCJul 2, 17:40 UTC1h 5m

Specifications

Registration N37420
Aircraft type BOEING 737-900 (B739)
Operator UNITED AIRLINES INC
Mode-S code A4455E · 51042536 (octal)

Looking for transponder-level data? View the Mode-S A4455E page for country allocation, callsign history, and ADS-B signal details.

N37420 frequently asked

What type of aircraft is N37420?
N37420 is a BOEING 737-900 (ICAO type code B739).
Who operates N37420?
N37420 is operated by UNITED AIRLINES INC.
What is the Mode-S transponder code for N37420?
N37420 broadcasts on Mode-S (ICAO 24-bit) address A4455E (octal 51042536). View the transponder page.
What route does N37420 typically fly?
N37420 most frequently flies between DEN and DFW based on observed flights.
Where is N37420 right now?
N37420 is not currently being tracked; last seen 8h ago.