flight Aircraft
N78438
BOEING 737-900
Operated by UNITED AIRLINES INC, ATTN TREASURER
- Tail number
- N78438
- Type
- B739
- Mode-S
- AAA244
Not currently tracked · last seen Jul 26, 21:30 UTC
- Flights observed
- 455 showing last 50
- Avg flight time
- 2h 7m
- Typical route
- SFO → IAH
- Last seen
- Jul 26, 21:30 UTC
Last known area
Recent flights last 50
| Date | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|
| 2026-07-26 | EWR → ORD | Jul 26, 19:50 UTC | Jul 26, 21:30 UTC | 1h 40m |
| 2026-07-26 | SFO → IAH | Jul 26, 13:15 UTC | Jul 26, 17:55 UTC | 4h 40m |
| 2026-07-26 | SFO → IAH | Jul 26, 13:18 UTC | Jul 26, 17:52 UTC | 4h 34m |
| 2026-07-26 | EWR → SAT | Jul 26, 02:15 UTC | Jul 26, 02:55 UTC | 40m |
| 2026-07-26 | EWR → SAT | Jul 26, 02:21 UTC | Jul 26, 02:52 UTC | 31m |
| 2026-07-25 | CHS → DEN | Jul 25, 22:40 UTC | Jul 26, 00:20 UTC | 1h 40m |
| 2026-07-25 | IAD → EWR | Jul 25, 18:25 UTC | Jul 25, 20:30 UTC | 2h 5m |
| 2026-07-25 | EWR → FLL | Jul 25, 14:20 UTC | Jul 25, 16:30 UTC | 2h 10m |
| 2026-07-25 | EWR → FLL | Jul 25, 10:50 UTC | Jul 25, 12:40 UTC | 1h 50m |
| 2026-07-25 | EWR → SFO | Jul 25, 05:34 UTC | Jul 25, 06:57 UTC | 1h 23m |
| 2026-07-25 | EWR → SFO | Jul 25, 05:20 UTC | Jul 25, 07:00 UTC | 1h 40m |
| 2026-07-25 | EWR → BNA | Jul 25, 02:35 UTC | Jul 25, 04:00 UTC | 1h 25m |
| 2026-07-24 | CHS → DEN | Jul 24, 23:15 UTC | Jul 25, 00:45 UTC | 1h 30m |
| 2026-07-24 | SFO → ORD | Jul 24, 17:50 UTC | Jul 24, 21:55 UTC | 4h 5m |
| 2026-07-24 | AUS → EWR | Jul 24, 13:10 UTC | Jul 24, 15:45 UTC | 2h 35m |
| 2026-07-24 | AUS → EWR | Jul 24, 13:13 UTC | Jul 24, 15:43 UTC | 2h 30m |
| 2026-07-24 | SFO → ORD | Jul 24, 00:15 UTC | Jul 24, 02:25 UTC | 2h 10m |
| 2026-07-23 | LAS → IAD | Jul 23, 20:15 UTC | Jul 23, 22:30 UTC | 2h 15m |
| 2026-07-23 | MFR → SFO | Jul 23, 14:45 UTC | Jul 23, 18:35 UTC | 3h 50m |
| 2026-07-23 | ORD → SFO | Jul 23, 10:30 UTC | Jul 23, 12:30 UTC | 2h 0m |
| 2026-07-23 | LGA → ORD | Jul 23, 00:15 UTC | Jul 23, 01:45 UTC | 1h 30m |
| 2026-07-22 | PHX → ORD | Jul 22, 18:25 UTC | Jul 22, 21:25 UTC | 3h 0m |
| 2026-07-22 | EWR → IAD | Jul 22, 15:45 UTC | Jul 22, 16:40 UTC | 55m |
| 2026-07-22 | SAN → SFO | Jul 22, 11:40 UTC | Jul 22, 14:10 UTC | 2h 30m |
| 2026-07-21 | ATL → EWR | Jul 21, 22:40 UTC | Jul 22, 00:35 UTC | 1h 55m |
| 2026-07-21 | IAD → EWR | Jul 21, 18:25 UTC | Jul 21, 20:30 UTC | 2h 5m |
| 2026-07-21 | DEN → PDX | Jul 21, 14:20 UTC | Jul 21, 16:30 UTC | 2h 10m |
| 2026-07-20 | ATL → DEN | Jul 20, 21:00 UTC | Jul 20, 23:35 UTC | 2h 35m |
| 2026-07-20 | LAX → BOS | Jul 20, 17:10 UTC | Jul 20, 19:40 UTC | 2h 30m |
| 2026-07-20 | LAX → BOS | Jul 20, 16:31 UTC | Jul 20, 19:37 UTC | 3h 6m |
| 2026-07-20 | SFO → IAH | Jul 20, 03:10 UTC | Jul 20, 04:35 UTC | 1h 25m |
| 2026-07-19 | SFO → PDX | Jul 19, 23:05 UTC | Jul 20, 02:00 UTC | 2h 55m |
| 2026-07-19 | SFO → PDX | Jul 19, 19:20 UTC | Jul 19, 21:25 UTC | 2h 5m |
| 2026-07-19 | CUN → EWR | Jul 19, 15:10 UTC | Jul 19, 16:00 UTC | 50m |
| 2026-07-18 | CUN → EWR | Jul 18, 18:55 UTC | Jul 18, 22:40 UTC | 3h 45m |
| 2026-07-18 | - | Jul 18, 15:20 UTC | Jul 18, 17:35 UTC | 2h 15m |
| 2026-07-18 | - | Jul 18, 10:45 UTC | Jul 18, 12:40 UTC | 1h 55m |
| 2026-07-18 | ORD → IAH | Jul 18, 10:50 UTC | Jul 18, 12:38 UTC | 1h 48m |
| 2026-07-18 | - | Jul 18, 01:34 UTC | Jul 18, 04:05 UTC | 2h 31m |
| 2026-07-17 | - | Jul 17, 22:35 UTC | Jul 17, 23:00 UTC | 25m |
| 2026-07-17 | - | Jul 17, 20:25 UTC | Jul 17, 20:35 UTC | 10m |
| 2026-07-17 | ORD → PBI | Jul 17, 16:55 UTC | Jul 17, 20:35 UTC | 3h 40m |
| 2026-07-17 | ORD → MIA | Jul 17, 16:31 UTC | Jul 17, 20:08 UTC | 3h 37m |
| 2026-07-17 | - | Jul 17, 12:50 UTC | Jul 17, 13:45 UTC | 55m |
| 2026-07-17 | MSP → ORD | Jul 17, 12:52 UTC | Jul 17, 13:43 UTC | 51m |
| 2026-07-17 | ORD → MSP | Jul 17, 02:45 UTC | Jul 17, 03:50 UTC | 1h 5m |
| 2026-07-16 | - | Jul 16, 21:50 UTC | Jul 17, 01:00 UTC | 3h 10m |
| 2026-07-16 | - | Jul 16, 17:10 UTC | Jul 16, 19:55 UTC | 2h 45m |
| 2026-07-16 | MSP → ORD | Jul 16, 12:52 UTC | Jul 16, 13:41 UTC | 49m |
| 2026-07-16 | MSP → ORD | Jul 16, 12:49 UTC | Jul 16, 14:15 UTC | 1h 25m |
Specifications
| Registration | N78438 |
| Aircraft type | BOEING 737-900 (B739) |
| Operator | UNITED AIRLINES INC, ATTN TREASURER |
| Mode-S code | AAA244 · 52521104 (octal) |
Looking for transponder-level data? View the Mode-S AAA244 page for country allocation, callsign history, and ADS-B signal details.
N78438 frequently asked
What type of aircraft is N78438?
N78438 is a BOEING 737-900 (ICAO type code B739).
Who operates N78438?
N78438 is operated by UNITED AIRLINES INC, ATTN TREASURER.
What is the Mode-S transponder code for N78438?
N78438 broadcasts on Mode-S (ICAO 24-bit) address AAA244 (octal 52521104). View the transponder page.
What route does N78438 typically fly?
N78438 most frequently flies between SFO and IAH based on observed flights.
Where is N78438 right now?
N78438 is not currently being tracked; last seen Jul 26, 21:30 UTC.