Aircraft N121SY Data
1
aircraft record found
N121SY
2014 Embraer 175LR (ERJ-170-200LR), c/n 17000430
Latest photos of N121SY
Mark Pasqualino
@ KICT
Mark Kalfas
@ KORD
Mark Kalfas
@ KORD
Florida Metal
@ KORD
Recent Routes
| Time | Callsign | FL | Speed | Heading | Route |
|---|---|---|---|---|---|
| 2026-08-28 01:42 UTC | SKW5553 / OO5553 | FL300 | 465 kt | 238° | — |
| 2026-08-27 22:38 UTC | SKW5526 / OO5526 | FL4 | 128 kt | 148° | — |
| 2026-08-27 18:28 UTC | SKW5926 / OO5926 | FL5 | 138 kt | 270° | — |
| 2026-08-27 14:42 UTC | SKW5391 / OO5391 | FL11 | 134 kt | 7° | — |
| 2026-08-27 12:32 UTC | SKW4707 / OO4707 | — | 13 kt | 197° |
GRB → ORD
GRB
→
ORD
Green Bay/austin Straubel International Airport → Chicago O'hare International Airport |
| 2026-08-27 04:00 UTC | SKW5375 / OO5375 | — | 12 kt | 90° |
ORD → GRB
ORD
→
GRB
Chicago O'hare International Airport → Green Bay/austin Straubel International Airport |
| 2026-08-27 02:12 UTC | SKW5293 / OO5293 | — | 1 kt | 188° |
FSD → ORD
FSD
→
ORD
Joe Foss Fld Airport → Chicago O'hare International Airport |
| 2026-08-26 22:40 UTC | SKW5344 / OO5344 | — | 6 kt | 174° |
ORD → FSD
ORD
→
FSD
Chicago O'hare International Airport → Joe Foss Fld Airport |
| 2026-08-26 19:10 UTC | SKW5401 / OO5401 | — | 12 kt | 188° | — |
| 2026-08-26 14:48 UTC | SKW5651 / OO5651 | FL0 | 140 kt | 311° | — |
| 2026-08-26 01:06 UTC | SKW4744 / OO4744 | — | 10 kt | 90° |
OKC → ORD
OKC
→
ORD
Okc Will Rogers International Airport → Chicago O'hare International Airport |
| 2026-08-25 20:58 UTC | SKW435M / OO435M | — | 0 kt | 177° |
ORD → OKC
ORD
→
OKC
Chicago O'hare International Airport → Okc Will Rogers International Airport |
| 2026-08-25 17:10 UTC | SKW5478 / OO5478 | — | 0 kt | 270° | — |
| 2026-08-25 14:08 UTC | SKW5238 / OO5238 | FL7 | 138 kt | 183° | — |
| 2026-08-25 11:28 UTC | SKW5266 / OO5266 | FL3 | 132 kt | 90° | — |
| 2026-08-25 04:56 UTC | SKW5211 / OO5211 | FL41 | 118 kt | 175° | — |
| 2026-08-25 02:08 UTC | SKW5243 / OO5243 | FL3 | 122 kt | 89° | — |
| 2026-08-25 00:00 UTC | SKW6001 / OO6001 | — | 25 kt | 301° |
SFO → MTY
SFO
→
MTY
San Francisco International Airport → Monterrey International Airport |
| 2026-08-24 14:58 UTC | SKW5596 / OO5596 | — | 1 kt | 208° |
MTY → SFO
MTY
→
SFO
Monterrey International Airport → San Francisco International Airport |
| 2026-08-24 02:46 UTC | SKW5242 / OO5242 | — | 19 kt | 301° | — |
| 2026-08-23 15:42 UTC | SKW5241 / OO5241 | — | 0 kt | 307° | — |
| 2026-08-23 02:42 UTC | SKW5260 / OO5260 | FL320 | 460 kt | 221° | — |
| 2026-08-22 22:42 UTC | SKW5837 / OO5837 | FL4 | 132 kt | 270° | — |
| 2026-08-22 20:32 UTC | SKW4765 / OO4765 | FL3 | 134 kt | 322° | — |
| 2026-08-22 16:26 UTC | SKW4640 / OO4640 | — | 19 kt | 180° | — |
| 2026-08-22 04:26 UTC | SKW5356 / OO5356 | FL8 | 141 kt | 1° |
DEN → HSV
DEN
→
HSV
Denver International Airport → Huntsville Intl-carl T Jones Fld Airport |
| 2026-08-22 01:18 UTC | SKW4776 / OO4776 | — | 10 kt | 180° |
GEG → DEN
GEG
→
DEN
Spokane International Airport → Denver International Airport |
| 2026-08-21 22:08 UTC | SKW4722 / OO4722 | — | 6 kt | 309° |
DEN → GEG
DEN
→
GEG
Denver International Airport → Spokane International Airport |
| 2026-08-21 18:50 UTC | SKW4659 / OO4659 | — | 1 kt | 90° | — |
| 2026-08-21 15:42 UTC | SKW4714 / OO4714 | FL320 | 413 kt | 311° |
DEN → RIW
DEN
→
RIW
Denver International Airport → Central Wyoming Regional Airport |
| 2026-08-21 12:30 UTC | SKW5701 / OO5701 | — | 1 kt | 180° |
FSD → DEN
FSD
→
DEN
Joe Foss Fld Airport → Denver International Airport |
| 2026-08-21 04:56 UTC | SKW309L / OO309L | — | 3 kt | 127° |
DEN → FSD
DEN
→
FSD
Denver International Airport → Joe Foss Fld Airport |
| 2026-08-21 00:08 UTC | SKW5404 / OO5404 | — | 10 kt | 205° | — |
| 2026-08-20 21:14 UTC | SKW4693 / OO4693 | FL17 | 128 kt | 324° | — |
| 2026-08-20 18:32 UTC | SKW5463 / OO5463 | — | 7 kt | 180° | — |
| 2026-08-20 15:24 UTC | SKW4762 / OO4762 | FL34 | 138 kt | 292° | — |
| 2026-08-20 12:46 UTC | SKW5291 / OO5291 | — | 1 kt | 0° |
COS → DEN
COS
→
DEN
City Of Colorado Springs Municipal Airport → Denver International Airport |
| 2026-08-20 10:24 UTC | SKMX121 | — | 0 kt | 101° | — |
| 2026-08-19 04:02 UTC | SKW4798 / OO4798 | — | 0 kt | 90° | — |
| 2026-08-18 23:00 UTC | SKW5236 / OO5236 | FL5 | 144 kt | 270° | — |
| 2026-08-18 18:34 UTC | SKW5235 / OO5235 | FL340 | 457 kt | 213° |
DEN → 3SD6
DEN
→
3SD6
Denver International Airport → 3SD6 |
| 2026-08-18 13:06 UTC | SKW5325 / OO5325 | FL4 | 136 kt | 270° | — |
| 2026-08-18 05:08 UTC | SKW5340 / OO5340 | FL15 | 134 kt | 213° | — |
| 2026-08-17 19:52 UTC | SKW5531 / OO5531 | FL5 | 145 kt | 271° | — |
| 2026-08-17 17:36 UTC | SKW5324 / OO5324 | — | 0 kt | 177° |
DEN → OKC
DEN
→
OKC
Denver International Airport → Okc Will Rogers International Airport |
| 2026-08-17 14:58 UTC | SKW4706 / OO4706 | FL55 | 161 kt | 1° | — |
| 2026-08-17 02:46 UTC | SKW388R / OO388R | FL280 | 410 kt | 317° | — |
| 2026-08-16 23:04 UTC | SKW5911 / OO5911 | — | 8 kt | 180° | — |
| 2026-08-16 19:34 UTC | SKW5388 / OO5388 | FL320 | 445 kt | 322° | — |
| 2026-08-16 17:48 UTC | SKW435T / OO435T | — | 2 kt | 180° | — |
| 2026-08-15 20:30 UTC | SKW4732 / OO4732 | FL111 | 250 kt | 88° | — |
| 2026-08-14 15:38 UTC | SKW5561 / OO5561 | — | 6 kt | 96° | — |
| 2026-08-14 00:06 UTC | SKW5366 / OO5366 | FL14 | 168 kt | 117° | — |
| 2026-08-11 23:58 UTC | SKW5393 / OO5393 | — | 5 kt | 177° | — |
| 2026-08-11 20:04 UTC | SKW5514 / OO5514 | FL8 | 145 kt | 0° | — |
| 2026-08-11 02:48 UTC | SKW4652 / OO4652 | — | 5 kt | 0° | — |
| 2026-08-11 00:18 UTC | SKW4760 / OO4760 | FL53 | 158 kt | 91° | — |
| 2026-08-10 20:02 UTC | SKW5972 / OO5972 | — | 0 kt | 180° | — |
| 2026-08-10 17:26 UTC | SKW5497 / OO5497 | FL15 | 134 kt | 200° | — |
| 2026-08-10 01:22 UTC | SKW5914 / OO5914 | — | 0 kt | 180° | — |
| 2026-08-09 21:26 UTC | SKW5311 / OO5311 | FL8 | 139 kt | 182° | — |
| 2026-08-09 18:14 UTC | SKW5834 / OO5834 | — | 9 kt | 180° |
ABQ → DEN
ABQ
→
DEN
Albuquerque International Sunport Airport → Denver International Airport |
| 2026-08-09 15:20 UTC | SKW5487 / OO5487 | FL51 | 158 kt | 90° |
DEN → ABQ
DEN
→
ABQ
Denver International Airport → Albuquerque International Sunport Airport |
| 2026-08-09 04:18 UTC | SKW4713 / OO4713 | — | 6 kt | 180° | — |
| 2026-08-09 00:52 UTC | SKW6097 / OO6097 | FL43 | 203 kt | 251° | — |
| 2026-08-07 22:34 UTC | SKW4724 / OO4724 | — | 0 kt | 219° |
EUG → SFO
EUG
→
SFO
Mahlon Sweet Fld Airport → San Francisco International Airport |
| 2026-08-07 07:02 UTC | SKW4737 / OO4737 | — | 0 kt | 87° |
SFO → BFL
SFO
→
BFL
San Francisco International Airport → Meadows Fld Airport |
Live location data from OpenSky Network
Airframe Info
| Manufacturer | Embraer |
| Model | 175LR (ERJ-170-200LR) Search all Embraer 175LR (ERJ-170-200LR) |
| Year built | 2014 |
| Construction Number (C/N) | 17000430 |
| Aircraft Type | Fixed wing multi engine |
| Number of Seats | 80 |
| Number of Engines | 2 |
| Engine Type | Turbofan |
| Engine Manufacturer and Model | General Electric CF-34-8E |
Aircraft
| Registration Number | N121SY |
| Mode S (ICAO24) Code | a05910 |
| Certification Class | Standard |
| Certification Issued | 2014-10-09 |
| Air Worthiness Test | 2014-10-10 |
| Last Action Taken | 2023-03-24 |
| Current Status | Valid |
| Delivery Date | 2014-10-10 |
Owner
| Registration Type | Corporation |
| Owner | SKYWEST AIRLINES INC |
| Address |
St George, UT 847902085 United States |
| Region | Northwest Mountain |