flight Aircraft
N61881
BOEING 737-900
Operated by UNITED AIRLINES INC
- Tail number
- N61881
- Type
- B739
- Mode-S
- A81000
Not currently tracked · last seen Jul 26, 22:00 UTC
- Flights observed
- 414 showing last 50
- Avg flight time
- 1h 53m
- Typical route
- DEN → SDF
- Last seen
- Jul 26, 22:00 UTC
Last known area
Recent flights last 50
| Date | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|
| 2026-07-26 | SFO → LAX | Jul 26, 19:40 UTC | Jul 26, 22:00 UTC | 2h 20m |
| 2026-07-26 | IAH → LGA | Jul 26, 15:45 UTC | Jul 26, 18:20 UTC | 2h 35m |
| 2026-07-26 | ORD → PBI | Jul 26, 11:35 UTC | Jul 26, 13:45 UTC | 2h 10m |
| 2026-07-25 | IAH → PHL | Jul 25, 20:46 UTC | Jul 25, 21:23 UTC | 37m |
| 2026-07-25 | IAH → PHL | Jul 25, 20:30 UTC | Jul 25, 21:25 UTC | 55m |
| 2026-07-25 | DEN → SFO | Jul 25, 16:10 UTC | Jul 25, 17:50 UTC | 1h 40m |
| 2026-07-25 | EWR → MCO | Jul 25, 12:40 UTC | Jul 25, 14:35 UTC | 1h 55m |
| 2026-07-24 | EWR → SFO | Jul 24, 22:40 UTC | Jul 25, 00:05 UTC | 1h 25m |
| 2026-07-24 | RSW → EWR | Jul 24, 17:10 UTC | Jul 24, 20:25 UTC | 3h 15m |
| 2026-07-24 | EWR → SFO | Jul 24, 12:25 UTC | Jul 24, 15:15 UTC | 2h 50m |
| 2026-07-24 | EWR → BNA | Jul 24, 01:31 UTC | Jul 24, 02:45 UTC | 1h 14m |
| 2026-07-24 | EWR → BNA | Jul 24, 01:25 UTC | Jul 24, 02:45 UTC | 1h 20m |
| 2026-07-23 | CHS → DEN | Jul 23, 22:15 UTC | Jul 23, 23:45 UTC | 1h 30m |
| 2026-07-21 | EWR → PHX | Jul 21, 23:15 UTC | Jul 22, 01:45 UTC | 2h 30m |
| 2026-07-21 | DEN → DCA | Jul 21, 18:30 UTC | Jul 21, 20:55 UTC | 2h 25m |
| 2026-07-21 | BOI → DEN | Jul 21, 12:50 UTC | Jul 21, 14:20 UTC | 1h 30m |
| 2026-07-21 | DEN → SDF | Jul 21, 01:55 UTC | Jul 21, 03:20 UTC | 1h 25m |
| 2026-07-21 | DEN → SDF | Jul 21, 01:48 UTC | Jul 21, 03:16 UTC | 1h 28m |
| 2026-07-20 | PTY → EWR | Jul 20, 20:40 UTC | Jul 20, 23:55 UTC | 3h 15m |
| 2026-07-20 | DEN → BWI | Jul 20, 16:10 UTC | Jul 20, 19:05 UTC | 2h 55m |
| 2026-07-20 | MFR → DEN | Jul 20, 12:10 UTC | Jul 20, 14:10 UTC | 2h 0m |
| 2026-07-20 | DEN → ABQ | Jul 20, 02:21 UTC | Jul 20, 04:26 UTC | 2h 5m |
| 2026-07-20 | DEN → ABQ | Jul 20, 02:20 UTC | Jul 20, 04:30 UTC | 2h 10m |
| 2026-07-19 | - | Jul 19, 20:45 UTC | Jul 19, 23:55 UTC | 3h 10m |
| 2026-07-19 | DEN → RDU | Jul 19, 16:20 UTC | Jul 19, 19:10 UTC | 2h 50m |
| 2026-07-19 | BOI → DEN | Jul 19, 12:40 UTC | Jul 19, 14:00 UTC | 1h 20m |
| 2026-07-19 | BOI → DEN | Jul 19, 12:49 UTC | Jul 19, 14:10 UTC | 1h 21m |
| 2026-07-19 | DEN → SDF | Jul 19, 02:20 UTC | Jul 19, 03:45 UTC | 1h 25m |
| 2026-07-19 | DEN → SDF | Jul 19, 02:05 UTC | Jul 19, 03:45 UTC | 1h 40m |
| 2026-07-18 | - | Jul 18, 22:50 UTC | Jul 19, 00:10 UTC | 1h 20m |
| 2026-07-18 | EWR → CLT | Jul 18, 19:50 UTC | Jul 18, 21:15 UTC | 1h 25m |
| 2026-07-18 | SAN → DEN | Jul 18, 16:05 UTC | Jul 18, 18:05 UTC | 2h 0m |
| 2026-07-18 | SFO → SAN | Jul 18, 03:45 UTC | Jul 18, 04:55 UTC | 1h 10m |
| 2026-07-18 | SAN → SFO | Jul 18, 00:15 UTC | Jul 18, 01:20 UTC | 1h 5m |
| 2026-07-17 | DEN → SAN | Jul 17, 19:55 UTC | Jul 17, 21:55 UTC | 2h 0m |
| 2026-07-17 | EWR → LAS | Jul 17, 16:40 UTC | Jul 17, 18:10 UTC | 1h 30m |
| 2026-07-17 | DEN → PHX | Jul 17, 01:55 UTC | Jul 17, 03:25 UTC | 1h 30m |
| 2026-07-17 | LGA → DEN | Jul 17, 01:52 UTC | Jul 17, 03:16 UTC | 1h 24m |
| 2026-07-16 | - | Jul 16, 21:10 UTC | Jul 17, 00:10 UTC | 3h 0m |
| 2026-07-16 | DEN → RDU | Jul 16, 16:44 UTC | Jul 16, 19:40 UTC | 2h 55m |
| 2026-07-16 | - | Jul 16, 13:34 UTC | Jul 16, 14:35 UTC | 1h 0m |
| 2026-07-16 | DEN → SLC | Jul 16, 01:45 UTC | Jul 16, 02:45 UTC | 1h 0m |
| 2026-07-15 | IAD → DEN | Jul 15, 20:55 UTC | Jul 15, 23:45 UTC | 2h 50m |
| 2026-07-15 | MSY → IAD | Jul 15, 17:25 UTC | Jul 15, 19:30 UTC | 2h 5m |
| 2026-07-15 | ORD → MSY | Jul 15, 02:20 UTC | Jul 15, 04:05 UTC | 1h 45m |
| 2026-07-14 | - | Jul 14, 20:35 UTC | Jul 14, 23:15 UTC | 2h 39m |
| 2026-07-14 | ORD → FLL | Jul 14, 16:30 UTC | Jul 14, 19:05 UTC | 2h 35m |
| 2026-07-14 | - | Jul 14, 13:05 UTC | Jul 14, 14:05 UTC | 1h 0m |
| 2026-07-14 | ORD → DSM | Jul 14, 02:00 UTC | Jul 14, 02:45 UTC | 45m |
| 2026-07-13 | - | Jul 13, 20:25 UTC | Jul 13, 22:00 UTC | 1h 35m |
Specifications
| Registration | N61881 |
| Aircraft type | BOEING 737-900 (B739) |
| Operator | UNITED AIRLINES INC |
| Mode-S code | A81000 · 52010000 (octal) |
Looking for transponder-level data? View the Mode-S A81000 page for country allocation, callsign history, and ADS-B signal details.
N61881 frequently asked
What type of aircraft is N61881?
N61881 is a BOEING 737-900 (ICAO type code B739).
Who operates N61881?
N61881 is operated by UNITED AIRLINES INC.
What is the Mode-S transponder code for N61881?
N61881 broadcasts on Mode-S (ICAO 24-bit) address A81000 (octal 52010000). View the transponder page.
What route does N61881 typically fly?
N61881 most frequently flies between DEN and SDF based on observed flights.
Where is N61881 right now?
N61881 is not currently being tracked; last seen Jul 26, 22:00 UTC.