flight Aircraft
N21108
BOEING 757-200
Operated by UNITED AIRLINES INC
- Tail number
- N21108
- Type
- B752
- Mode-S
- A1BFB2
Not currently tracked · last seen 2h ago
- Flights observed
- 128 showing last 50
- Avg flight time
- 4h 31m
- Typical route
- ORD → EDI
- Last seen
- 2h ago
Last known area
Recent flights last 50
| Date | Route | Takeoff | Landing | Duration |
|---|---|---|---|---|
| 2026-05-29 | MFR → SFO | May 29, 19:25 UTC | May 30, 00:05 UTC | 4h 40m |
| 2026-05-28 | SFO → SAN | May 28, 21:45 UTC | May 29, 02:55 UTC | 5h 10m |
| 2026-05-28 | EWR → SRQ | May 28, 14:05 UTC | May 28, 19:10 UTC | 5h 5m |
| 2026-05-27 | ORD → SFO | May 27, 19:05 UTC | May 28, 00:50 UTC | 5h 45m |
| 2026-05-27 | PHL → ORD | May 27, 14:05 UTC | May 27, 15:35 UTC | 1h 30m |
| 2026-05-26 | ORD → EDI | May 26, 18:55 UTC | May 26, 19:05 UTC | 10m |
| 2026-05-26 | ORD → EDI | May 26, 10:44 UTC | May 26, 19:05 UTC | 8h 20m |
| 2026-05-26 | ORD → EDI | May 26, 10:43 UTC | May 26, 18:38 UTC | 7h 55m |
| 2026-05-26 | ORD → EDI | May 26, 00:09 UTC | May 26, 06:59 UTC | 6h 50m |
| 2026-05-25 | DEN → EWR | May 25, 19:38 UTC | May 25, 20:57 UTC | 1h 19m |
| 2026-05-25 | DEN → EWR | May 25, 19:25 UTC | May 25, 21:15 UTC | 1h 50m |
| 2026-05-25 | EDI → EWR | May 25, 09:15 UTC | May 25, 16:45 UTC | 7h 30m |
| 2026-05-25 | ORD → EDI | May 25, 06:30 UTC | May 25, 07:10 UTC | 40m |
| 2026-05-24 | DEN → EWR | May 24, 19:25 UTC | May 24, 21:40 UTC | 2h 15m |
| 2026-05-23 | LAS → EWR | May 23, 23:20 UTC | May 24, 03:55 UTC | 4h 35m |
| 2026-05-23 | DEN → IAH | May 23, 16:40 UTC | May 23, 21:30 UTC | 4h 51m |
| 2026-05-22 | LAS → EWR | May 22, 23:35 UTC | May 23, 04:00 UTC | 4h 24m |
| 2026-05-22 | DEN → IAH | May 22, 16:40 UTC | May 22, 21:35 UTC | 4h 55m |
| 2026-05-21 | LAS → EWR | May 21, 23:30 UTC | May 22, 03:45 UTC | 4h 15m |
| 2026-05-21 | DEN → IAH | May 21, 16:45 UTC | May 21, 21:45 UTC | 5h 0m |
| 2026-05-21 | LAS → SFO | May 21, 09:45 UTC | May 21, 14:35 UTC | 4h 50m |
| 2026-05-21 | EWR → MIA | May 21, 02:20 UTC | May 21, 08:20 UTC | 6h 0m |
| 2026-05-20 | MSY → IAD | May 20, 16:35 UTC | May 20, 19:40 UTC | 3h 5m |
| 2026-05-20 | IAH → SJC | May 20, 10:05 UTC | May 20, 12:35 UTC | 2h 30m |
| 2026-05-19 | DEN → LIH | May 19, 18:15 UTC | May 19, 20:40 UTC | 2h 25m |
| 2026-05-19 | IAH → SJC | May 19, 05:45 UTC | May 19, 11:50 UTC | 6h 5m |
| 2026-05-18 | DEN → LIH | May 18, 18:25 UTC | May 18, 20:55 UTC | 2h 29m |
| 2026-05-18 | LGA → IAH | May 18, 09:55 UTC | May 18, 12:05 UTC | 2h 10m |
| 2026-05-18 | LGA → IAH | May 18, 06:01 UTC | May 18, 06:10 UTC | 10m |
| 2026-05-17 | DEN → KOA | May 17, 18:25 UTC | May 17, 20:45 UTC | 2h 20m |
| 2026-05-16 | DEN → LIH | May 16, 18:30 UTC | May 17, 12:10 UTC | 17h 40m |
| 2026-05-15 | PBI → EWR | May 15, 20:50 UTC | May 16, 00:30 UTC | 3h 40m |
| 2026-05-15 | BNA → EWR | May 15, 13:15 UTC | May 15, 18:05 UTC | 4h 49m |
| 2026-05-15 | BNA → EWR | May 15, 13:00 UTC | May 15, 13:05 UTC | 5m |
| 2026-05-15 | SNA → IAH | May 15, 00:55 UTC | May 15, 06:25 UTC | 5h 30m |
| 2026-05-15 | SNA → IAH | May 15, 00:43 UTC | May 15, 06:21 UTC | 5h 38m |
| 2026-05-14 | EWR → ATL | May 14, 03:40 UTC | May 14, 05:15 UTC | 1h 35m |
| 2026-05-13 | ORD → BOS | May 13, 23:20 UTC | May 14, 01:15 UTC | 1h 55m |
| 2026-05-13 | OPO → EWR | May 13, 11:45 UTC | May 13, 19:05 UTC | 7h 20m |
| 2026-05-13 | EWR → OPO | May 13, 01:55 UTC | May 13, 08:15 UTC | 6h 20m |
| 2026-05-12 | DEN → LGA | May 12, 19:20 UTC | May 13, 00:00 UTC | 4h 40m |
| 2026-05-11 | GSP → ORD | May 11, 11:40 UTC | May 11, 17:10 UTC | 5h 30m |
| 2026-05-10 | BOS → EWR | May 10, 21:59 UTC | May 11, 02:45 UTC | 4h 45m |
| 2026-05-10 | EWR → SFO | May 10, 13:55 UTC | May 10, 19:40 UTC | 5h 45m |
| 2026-05-10 | MCO → EWR | May 10, 05:30 UTC | May 10, 10:00 UTC | 4h 30m |
| 2026-05-09 | ORD → DEN | May 9, 21:19 UTC | May 10, 03:00 UTC | 5h 40m |
| 2026-05-09 | IAD → BDL | May 9, 13:10 UTC | May 9, 17:45 UTC | 4h 35m |
| 2026-05-06 | SFO → SAN | May 6, 21:50 UTC | May 7, 03:25 UTC | 5h 35m |
| 2026-05-06 | BNA → EWR | May 6, 14:45 UTC | May 6, 19:50 UTC | 5h 4m |
| 2026-05-05 | EWR → MIA | May 5, 22:30 UTC | May 6, 04:25 UTC | 5h 55m |
Specifications
| Registration | N21108 |
| Aircraft type | BOEING 757-200 (B752) |
| Operator | UNITED AIRLINES INC |
| Mode-S code | A1BFB2 · 50337662 (octal) |
Looking for transponder-level data? View the Mode-S A1BFB2 page for country allocation, callsign history, and ADS-B signal details.
N21108 frequently asked
What type of aircraft is N21108?
N21108 is a BOEING 757-200 (ICAO type code B752).
Who operates N21108?
N21108 is operated by UNITED AIRLINES INC.
What is the Mode-S transponder code for N21108?
N21108 broadcasts on Mode-S (ICAO 24-bit) address A1BFB2 (octal 50337662). View the transponder page.
What route does N21108 typically fly?
N21108 most frequently flies between ORD and EDI based on observed flights.
Where is N21108 right now?
N21108 is not currently being tracked; last seen 2h ago.