flight Aircraft
N68821
BOEING 737-900
Operated by UNITED AIRLINES INC
- Tail number
- N68821
- Type
- B739
- Mode-S
- A923A7
Airborne now · flying as UAL539 at 36,000 ft
- Flights observed
- 11
- Avg flight time
- 1h 40m
- Typical route
- SNA → IAH
- Last seen
- 15h ago
Live position
Recent flights last 11
| Date | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|
| 2026-04-14 | SNA → IAH | Apr 14, 07:10 UTC | Apr 14, 08:30 UTC | 1h 20m |
| 2026-04-14 | SNA → IAH | Apr 14, 05:15 UTC | Apr 14, 07:10 UTC | 1h 55m |
| 2026-04-13 | - | Apr 13, 19:50 UTC | Apr 13, 20:50 UTC | 1h 0m |
| 2026-04-13 | - | Apr 13, 15:50 UTC | Apr 13, 19:45 UTC | 3h 55m |
| 2026-04-13 | - | Apr 13, 14:40 UTC | Apr 13, 16:00 UTC | 1h 20m |
| 2026-04-13 | - | Apr 13, 04:20 UTC | Apr 13, 05:35 UTC | 1h 15m |
| 2026-04-13 | - | Apr 13, 03:55 UTC | Apr 13, 05:35 UTC | 1h 40m |
| 2026-04-13 | - | Apr 13, 02:40 UTC | Apr 13, 04:15 UTC | 1h 35m |
| 2026-04-13 | LAX → BOS | Apr 13, 00:20 UTC | Apr 13, 01:10 UTC | 50m |
| 2026-04-12 | LAX → BOS | Apr 12, 23:55 UTC | Apr 13, 01:10 UTC | 1h 15m |
| 2026-04-12 | - | Apr 12, 17:15 UTC | Apr 12, 19:25 UTC | 2h 10m |
Specifications
| Registration | N68821 |
| Aircraft type | BOEING 737-900 (B739) |
| Operator | UNITED AIRLINES INC |
| Mode-S code | A923A7 · 52221647 (octal) |
Looking for transponder-level data? View the Mode-S A923A7 page for country allocation, callsign history, and ADS-B signal details.
N68821 frequently asked
What type of aircraft is N68821?
N68821 is a BOEING 737-900 (ICAO type code B739).
Who operates N68821?
N68821 is operated by UNITED AIRLINES INC.
What is the Mode-S transponder code for N68821?
N68821 broadcasts on Mode-S (ICAO 24-bit) address A923A7 (octal 52221647). View the transponder page.
What route does N68821 typically fly?
N68821 most frequently flies between SNA and IAH based on observed flights.
Where is N68821 right now?
N68821 is currently airborne flying as UAL539. Live position is shown on the map above.