flight Aircraft

N37440

BOEING 737 MAX 9

Operated by UNITED AIRLINES INC

Tail number
N37440
Type
B39M
Mode-S
A445A4
Not currently tracked · last seen 1d ago
Flights observed
10
Avg flight time
1h 26m
Typical route
SFO → DEN
Last seen
1d ago

Last known area

Map centered near N37440's most recent activity.

Recent flights last 10

DateRouteTakeoffLandingDuration
2026-04-13 LAX → IAD Apr 13, 20:35 UTCApr 13, 23:40 UTC3h 5m
2026-04-13 - Apr 13, 16:15 UTCApr 13, 18:05 UTC1h 50m
2026-04-13 - Apr 13, 15:50 UTCApr 13, 18:05 UTC2h 15m
2026-04-13 - Apr 13, 14:55 UTCApr 13, 16:15 UTC1h 20m
2026-04-13 SFO → DEN Apr 13, 12:20 UTCApr 13, 13:05 UTC45m
2026-04-13 SFO → DEN Apr 13, 11:55 UTCApr 13, 13:05 UTC1h 10m
2026-04-13 SFO → DEN Apr 13, 11:15 UTCApr 13, 12:15 UTC1h 0m
2026-04-13 - Apr 13, 01:10 UTCApr 13, 03:00 UTC1h 50m
2026-04-12 IAH → CLT Apr 12, 19:35 UTCApr 12, 20:15 UTC40m
2026-04-12 MIA → EWR Apr 12, 17:15 UTCApr 12, 17:45 UTC30m

Specifications

Registration N37440
Aircraft type BOEING 737 MAX 9 (B39M)
Operator UNITED AIRLINES INC
Mode-S code A445A4 · 51042644 (octal)

Looking for transponder-level data? View the Mode-S A445A4 page for country allocation, callsign history, and ADS-B signal details.

N37440 frequently asked

What type of aircraft is N37440?
N37440 is a BOEING 737 MAX 9 (ICAO type code B39M).
Who operates N37440?
N37440 is operated by UNITED AIRLINES INC.
What is the Mode-S transponder code for N37440?
N37440 broadcasts on Mode-S (ICAO 24-bit) address A445A4 (octal 51042644). View the transponder page.
What route does N37440 typically fly?
N37440 most frequently flies between SFO and DEN based on observed flights.
Where is N37440 right now?
N37440 is not currently being tracked; last seen 1d ago.