Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight Aircraft

N27421

BOEING 737-900

Operated by UNITED AIRLINES INC

Tail number
N27421
Type
B739
Mode-S
A2B810
Airborne now · flying as UAL2433 at 34,000 ft
Flights observed
359 showing last 50
Avg flight time
2h 35m
Typical route
SFO → IAD
Last seen
11m ago

Live position

N27421 is currently airborne. Map zoomed to live position.

Recent flights last 50

DateRouteTakeoffLandingDuration
2026-07-14 - Jul 14, 01:00 UTCJul 14, 04:00 UTC3h 0m
2026-07-13 - Jul 13, 21:35 UTCJul 13, 23:35 UTC2h 0m
2026-07-13 - Jul 13, 19:20 UTCJul 13, 19:30 UTC10m
2026-07-13 - Jul 13, 17:30 UTCJul 13, 19:30 UTC2h 0m
2026-07-13 ORD → PWM Jul 13, 17:25 UTCJul 13, 19:05 UTC1h 40m
2026-07-13 IAD → DFW Jul 13, 13:00 UTCJul 13, 15:30 UTC2h 30m
2026-07-13 SFO → IAD Jul 13, 05:01 UTCJul 13, 09:45 UTC4h 45m
2026-07-13 - Jul 13, 02:05 UTCJul 13, 03:05 UTC1h 0m
2026-07-12 DEN → SAN Jul 12, 22:10 UTCJul 13, 00:05 UTC1h 55m
2026-07-12 ORD → DEN Jul 12, 18:35 UTCJul 12, 20:30 UTC1h 55m
2026-07-12 - Jul 12, 14:20 UTCJul 12, 16:15 UTC1h 55m
2026-07-12 ORD → DEN Jul 12, 10:25 UTCJul 12, 12:20 UTC1h 55m
2026-07-11 - Jul 11, 21:45 UTCJul 12, 01:30 UTC3h 45m
2026-07-11 - Jul 11, 16:00 UTCJul 11, 19:30 UTC3h 30m
2026-07-11 MSP → ORD Jul 11, 12:52 UTCJul 11, 13:29 UTC37m
2026-07-11 MSP → ORD Jul 11, 12:45 UTCJul 11, 13:40 UTC55m
2026-07-11 ORD → MSP Jul 11, 03:30 UTCJul 11, 04:25 UTC55m
2026-07-10 - Jul 10, 22:00 UTCJul 11, 01:20 UTC3h 20m
2026-07-10 EWR → PHX Jul 10, 15:35 UTCJul 10, 20:10 UTC4h 35m
2026-07-10 - Jul 10, 11:15 UTCJul 10, 13:45 UTC2h 30m
2026-07-10 IAD → FLL Jul 10, 00:09 UTCJul 10, 03:00 UTC2h 51m
2026-07-10 IAD → FLL Jul 10, 00:55 UTCJul 10, 03:00 UTC2h 5m
2026-07-09 - Jul 9, 20:40 UTCJul 9, 20:50 UTC10m
2026-07-09 AUS → IAD Jul 9, 17:15 UTCJul 9, 20:50 UTC3h 35m
2026-07-09 AUS → IAD Jul 9, 17:19 UTCJul 9, 20:23 UTC3h 4m
2026-07-09 - Jul 9, 12:40 UTCJul 9, 15:30 UTC2h 50m
2026-07-08 - Jul 8, 22:45 UTCJul 8, 23:55 UTC1h 10m
2026-07-08 - Jul 8, 17:00 UTCJul 8, 18:00 UTC1h 0m
2026-07-08 IAD → PLS Jul 8, 16:55 UTCJul 8, 19:43 UTC2h 48m
2026-07-08 - Jul 8, 13:55 UTCJul 8, 14:55 UTC1h 0m
2026-07-08 - Jul 8, 11:30 UTCJul 8, 11:45 UTC15m
2026-07-08 - Jul 8, 01:50 UTCJul 8, 02:10 UTC20m
2026-07-07 - Jul 7, 22:45 UTCJul 7, 23:45 UTC1h 0m
2026-07-07 TPA → IAD Jul 7, 18:45 UTCJul 7, 20:35 UTC1h 50m
2026-07-07 EWR → TPA Jul 7, 13:25 UTCJul 7, 16:15 UTC2h 50m
2026-07-07 IAD → EWR Jul 7, 10:45 UTCJul 7, 11:25 UTC40m
2026-07-06 - Jul 6, 20:45 UTCJul 7, 01:15 UTC4h 30m
2026-07-06 IAD → SEA Jul 6, 05:15 UTCJul 6, 10:15 UTC5h 0m
2026-07-05 - Jul 5, 17:05 UTCJul 5, 20:05 UTC3h 0m
2026-07-05 - Jul 5, 12:40 UTCJul 5, 15:35 UTC2h 55m
2026-07-05 - Jul 5, 04:50 UTCJul 5, 09:35 UTC4h 45m
2026-07-05 SFO → IAD Jul 5, 04:55 UTCJul 5, 09:30 UTC4h 35m
2026-07-04 CUN → SFO Jul 4, 20:59 UTCJul 5, 02:09 UTC5h 10m
2026-07-04 CUN → SFO Jul 4, 20:59 UTCJul 5, 02:10 UTC5h 11m
2026-07-04 - Jul 4, 14:10 UTCJul 4, 18:55 UTC4h 45m
2026-07-04 IAD → SFO Jul 4, 03:00 UTCJul 4, 08:10 UTC5h 10m
2026-07-03 - Jul 3, 20:35 UTCJul 4, 01:05 UTC4h 30m
2026-07-03 YVR → PDX Jul 3, 17:55 UTCJul 3, 19:05 UTC1h 10m
2026-07-03 MSY → SFO Jul 3, 02:25 UTCJul 3, 06:20 UTC3h 55m
2026-07-02 SAT → EWR Jul 2, 20:00 UTCJul 2, 22:30 UTC2h 30m

Specifications

Registration N27421
Aircraft type BOEING 737-900 (B739)
Operator UNITED AIRLINES INC
Mode-S code A2B810 · 50534020 (octal)

Looking for transponder-level data? View the Mode-S A2B810 page for country allocation, callsign history, and ADS-B signal details.

N27421 frequently asked

What type of aircraft is N27421?
N27421 is a BOEING 737-900 (ICAO type code B739).
Who operates N27421?
N27421 is operated by UNITED AIRLINES INC.
What is the Mode-S transponder code for N27421?
N27421 broadcasts on Mode-S (ICAO 24-bit) address A2B810 (octal 50534020). View the transponder page.
What route does N27421 typically fly?
N27421 most frequently flies between SFO and IAD based on observed flights.
Where is N27421 right now?
N27421 is currently airborne flying as UAL2433. Live position is shown on the map above.