Aircraft N37551 Data
2
aircraft records found
N37551
2023 Boeing 737-9 MAX, c/n 67181 l/n 8506
Latest photos of N37551
Clayton Eddy
@ KSFO
klimchuk
@ KEWR
Mark Kalfas
@ KORD
Mark Kalfas
@ KORD
Recent Routes
NO LIVE DATA
United Airlines
| Time | Callsign | FL | Speed | Heading | Route |
|---|---|---|---|---|---|
| 2026-10-01 19:22 UTC | UAL1290 / UA1290 | FL330 | 478 kt | 169° |
IAH → MSPT
IAH
→
MSPT
George Bush Intcntl/houston Airport → El Platanar Airport |
| 2026-10-01 14:44 UTC | UAL1467 / UA1467 | FL5 | 159 kt | 90° | — |
| 2026-10-01 10:24 UTC | UAL1266 / UA1266 | FL156 | 398 kt | 194° |
LAX → MSJC
LAX
→
MSJC
Los Angeles International Airport → El Jocotillo Airport |
| 2026-10-01 03:14 UTC | UAL2658 / UA2658 | FL3 | 145 kt | 263° | — |
| 2026-09-30 22:04 UTC | UAL1477 / UA1477 | FL7 | 156 kt | 90° | — |
| 2026-09-30 17:14 UTC | UAL360 / UA360 | FL3 | 155 kt | 263° |
DEN → SEA
DEN
→
SEA
Denver International Airport → Seattle-tacoma International Airport |
| 2026-09-30 03:06 UTC | UAL1372 / UA1372 | — | 12 kt | 174° |
SFO → BOS
SFO
→
BOS
San Francisco International Airport → General Edward Lawrence Logan International Airport |
| 2026-09-29 03:08 UTC | UAL1769 / UA1769 | — | 0 kt | 118° | — |
| 2026-09-28 20:02 UTC | UAL2816 / UA2816 | FL6 | 167 kt | 225° | — |
| 2026-09-28 05:28 UTC | UAL737 / UA737 | — | 1 kt | 163° |
SEA → SFO
SEA
→
SFO
Seattle-tacoma International Airport → San Francisco International Airport |
| 2026-09-28 01:06 UTC | UAL1814 / UA1814 | — | 1 kt | 42° |
EWR → SEA
EWR
→
SEA
Newark Liberty International Airport → Seattle-tacoma International Airport |
| 2026-09-27 17:18 UTC | UAL1988 / UA1988 | — | 3 kt | 183° |
CUN → EWR
CUN
→
EWR
Cancún International Airport → Newark Liberty International Airport |
| 2026-09-27 00:00 UTC | UAL1020 / UA1020 | — | 4 kt | 304° |
EWR → ATL
EWR
→
ATL
Newark Liberty International Airport → Hartsfield/jackson Atlanta International Airport |
| 2026-09-26 20:14 UTC | UAL1980 / UA1980 | FL4 | 158 kt | 90° |
SFO → SAN
SFO
→
SAN
San Francisco International Airport → San Diego International Airport |
| 2026-09-26 15:58 UTC | UAL2309 / UA2309 | — | 8 kt | 127° |
KLDR → SFO
KLDR
→
SFO
Uscg San Diego Heliport → San Francisco International Airport |
| 2026-09-26 03:42 UTC | UAL624 / UA624 | — | 3 kt | 0° |
DEN → LAS
DEN
→
LAS
Denver International Airport → Harry Reid International Airport |
| 2026-09-25 22:04 UTC | UAL370 / UA370 | — | 0 kt | 264° |
EWR → PHX
EWR
→
PHX
Newark Liberty International Airport → Phoenix Sky Harbor International Airport |
| 2026-09-25 15:58 UTC | UAL1886 / UA1886 | — | 0 kt | 259° | — |
| 2026-09-25 03:22 UTC | UAL2377 / UA2377 | FL2 | 142 kt | 90° | — |
| 2026-09-24 23:16 UTC | UAL2610 / UA2610 | — | 18 kt | 172° |
SBA → SFO
SBA
→
SFO
Santa Barbara Municipal Airport → San Francisco International Airport |
| 2026-09-24 20:18 UTC | UAL1245 / UA1245 | — | 1 kt | 138° | — |
| 2026-09-24 10:08 UTC | UAL796 / UA796 | — | 13 kt | 191° |
SFO → BOS
SFO
→
BOS
San Francisco International Airport → General Edward Lawrence Logan International Airport |
| 2026-09-23 23:14 UTC | UAL1265 / UA1265 | — | 3 kt | 42° |
SEA → ORD
SEA
→
ORD
Seattle-tacoma International Airport → Chicago O'hare International Airport |
| 2026-09-23 19:00 UTC | UAL1791 / UA1791 | — | 0 kt | 115° |
KLDR → SFO
KLDR
→
SFO
Uscg San Diego Heliport → San Francisco International Airport |
| 2026-09-23 01:30 UTC | UAL1561 / UA1561 | — | 3 kt | 197° |
DEN → SFO
DEN
→
SFO
Denver International Airport → San Francisco International Airport |
| 2026-09-22 22:44 UTC | UAL1097 / UA1097 | — | 0 kt | 225° |
SFO → SEA
SFO
→
SEA
San Francisco International Airport → Seattle-tacoma International Airport |
| 2026-09-22 15:58 UTC | UAL1593 / UA1593 | FL4 | 138 kt | 90° |
EWR → SFO
EWR
→
SFO
Newark Liberty International Airport → San Francisco International Airport |
| 2026-09-22 13:32 UTC | UAL2232 / UA2232 | — | 4 kt | 186° |
MSP → EWR
MSP
→
EWR
Minneapolis-st Paul Intl/wold-chamberlain Airport → Newark Liberty International Airport |
| 2026-09-22 01:40 UTC | UAL2657 / UA2657 | — | 9 kt | 6° |
ATL → ORD
ATL
→
ORD
Hartsfield/jackson Atlanta International Airport → Chicago O'hare International Airport |
| 2026-09-21 20:10 UTC | UAL1102 / UA1102 | — | 0 kt | 180° |
EWR → SAN
EWR
→
SAN
Newark Liberty International Airport → San Diego International Airport |
| 2026-09-21 16:18 UTC | UAL2412 / UA2412 | — | 6 kt | 180° |
BWI → DEN
BWI
→
DEN
Baltimore/washington International Thurgood Marshall Airport → Denver International Airport |
| 2026-09-21 11:14 UTC | UAL233 / UA233 | FL1 | 152 kt | 324° |
SFO → ATL
SFO
→
ATL
San Francisco International Airport → Hartsfield/jackson Atlanta International Airport |
| 2026-09-21 04:30 UTC | UAL1338 / UA1338 | — | 1 kt | 278° |
IAD → SFO
IAD
→
SFO
Washington Dulles International Airport → San Francisco International Airport |
| 2026-09-20 19:58 UTC | UAL1523 / UA1523 | — | 3 kt | 0° |
SEA → IAD
SEA
→
IAD
Seattle-tacoma International Airport → Washington Dulles International Airport |
| 2026-09-20 01:42 UTC | UAL2013 / UA2013 | — | 7 kt | 73° |
SJC → DEN
SJC
→
DEN
Mineta San Jose International Airport → Denver International Airport |
| 2026-09-19 20:30 UTC | UAL2793 / UA2793 | — | 8 kt | 183° |
KLDR → DEN
KLDR
→
DEN
Uscg San Diego Heliport → Denver International Airport |
| 2026-09-19 16:24 UTC | UAL1826 / UA1826 | — | 2 kt | 228° |
EWR → SAN
EWR
→
SAN
Newark Liberty International Airport → San Diego International Airport |
| 2026-09-19 04:32 UTC | UAL1444 / UA1444 | — | 8 kt | 219° | — |
| 2026-09-19 00:00 UTC | UAL1927 / UA1927 | FL3 | 143 kt | 90° | — |
| 2026-09-18 18:50 UTC | UAL740 / UA740 | FL-3 | 104 kt | 299° | — |
| 2026-09-18 13:12 UTC | UAL320 / UA320 | FL2 | 147 kt | 90° | — |
| 2026-09-18 07:22 UTC | UAL1932 / UA1932 | — | 34 kt | 270° |
BOS → DEN
BOS
→
DEN
General Edward Lawrence Logan International Airport → Denver International Airport |
| 2026-09-18 02:02 UTC | UAL2356 / UA2356 | — | 12 kt | 17° |
LAS → SFO
LAS
→
SFO
Harry Reid International Airport → San Francisco International Airport |
| 2026-09-17 15:44 UTC | UAL2661 / UA2661 | — | 3 kt | 200° |
PHL → SFO
PHL
→
SFO
Philadelphia International Airport → San Francisco International Airport |
| 2026-09-16 23:26 UTC | UAL2467 / UA2467 | FL-4 | 136 kt | 256° |
SFO → PHL
SFO
→
PHL
San Francisco International Airport → Philadelphia International Airport |
| 2026-09-16 03:18 UTC | UAL1340 / UA1340 | — | 3 kt | 155° |
EWR → SFO
EWR
→
SFO
Newark Liberty International Airport → San Francisco International Airport |
| 2026-09-15 19:24 UTC | UAL1149 / UA1149 | — | 3 kt | 276° |
SFO → EWR
SFO
→
EWR
San Francisco International Airport → Newark Liberty International Airport |
| 2026-09-12 22:54 UTC | UAL1375 / UA1375 | — | 15 kt | 118° |
SFO → PHX
SFO
→
PHX
San Francisco International Airport → Phoenix Sky Harbor International Airport |
| 2026-09-12 19:56 UTC | UAL430 / UA430 | FL11 | 159 kt | 270° | — |
| 2026-09-12 14:28 UTC | UAL2736 / UA2736 | — | 2 kt | 180° | — |
| 2026-09-12 03:00 UTC | UAL696 / UA696 | FL283 | 376 kt | 315° | — |
| 2026-09-11 23:40 UTC | UAL2644 / UA2644 | — | 5 kt | 270° |
PHL → DEN
PHL
→
DEN
Philadelphia International Airport → Denver International Airport |
| 2026-09-11 18:22 UTC | UAL2052 / UA2052 | — | 20 kt | 73° |
ORD → PHL
ORD
→
PHL
Chicago O'hare International Airport → Philadelphia International Airport |
| 2026-09-11 14:48 UTC | UAL2182 / UA2182 | — | 14 kt | 28° | — |
| 2026-09-11 04:24 UTC | UAL2425 / UA2425 | FL5 | 153 kt | 90° | — |
| 2026-09-10 23:30 UTC | UAL2608 / UA2608 | — | 2 kt | 253° | — |
| 2026-09-10 17:50 UTC | UAL1994 / UA1994 | FL4 | 166 kt | 269° | — |
| 2026-09-09 22:32 UTC | UAL1971 / UA1971 | — | 22 kt | 0° | — |
| 2026-09-09 04:24 UTC | UAL1360 / UA1360 | — | 0 kt | 87° | — |
| 2026-09-08 22:42 UTC | UAL2339 / UA2339 | FL5 | 154 kt | 90° | — |
| 2026-09-08 19:00 UTC | UAL1318 / UA1318 | — | 26 kt | 17° | — |
| 2026-09-08 14:42 UTC | UAL2484 / UA2484 | FL3 | 158 kt | 270° | — |
| 2026-09-08 02:00 UTC | UAL432 / UA432 | FL330 | 466 kt | 158° | — |
| 2026-09-07 23:08 UTC | UAL1468 / UA1468 | FL5 | 168 kt | 270° | — |
| 2026-09-07 17:52 UTC | UAL1441 / UA1441 | FL220 | 398 kt | 134° |
IAH → MSPT
IAH
→
MSPT
George Bush Intcntl/houston Airport → El Platanar Airport |
| 2026-09-05 03:54 UTC | UAL2372 / UA2372 | FL2 | 140 kt | 263° | — |
| 2026-09-04 21:42 UTC | UAL2373 / UA2373 | — | 6 kt | 172° | — |
| 2026-09-03 23:04 UTC | UAL2175 / UA2175 | FL2 | 142 kt | 264° | — |
| 2026-09-03 21:24 UTC | UAL2399 / UA2399 | — | 7 kt | 104° | — |
| 2026-09-03 13:38 UTC | UAL211 / UA211 | FL5 | 155 kt | 90° |
BFL → DEN
BFL
→
DEN
Meadows Fld Airport → Denver International Airport |
| 2026-09-03 03:14 UTC | UAL1528 / UA1528 | — | 17 kt | 298° | — |
| 2026-09-02 23:46 UTC | UAL1259 / UA1259 | FL5 | 161 kt | 270° | — |
| 2026-09-02 18:32 UTC | UAL2744 / UA2744 | — | 1 kt | 118° |
SFO → SEA
SFO
→
SEA
San Francisco International Airport → Seattle-tacoma International Airport |
| 2026-09-02 04:50 UTC | UAL1660 / UA1660 | FL4 | 134 kt | 270° |
ORD → SEA
ORD
→
SEA
Chicago O'hare International Airport → Seattle-tacoma International Airport |
| 2026-09-01 22:26 UTC | UAL2799 / UA2799 | — | 4 kt | 42° |
IAD → SEA
IAD
→
SEA
Washington Dulles International Airport → Seattle-tacoma International Airport |
| 2026-09-01 00:20 UTC | UAL1133 / UA1133 | — | 17 kt | 270° |
CUN → IAD
CUN
→
IAD
Cancún International Airport → Washington Dulles International Airport |
| 2026-08-31 20:00 UTC | UAL1276 / UA1276 | — | 7 kt | 34° |
IAD → CUN
IAD
→
CUN
Washington Dulles International Airport → Cancún International Airport |
| 2026-08-31 15:14 UTC | UAL1709 / UA1709 | — | 0 kt | 0° |
BNA → IAD
BNA
→
IAD
Nashville International Airport → Washington Dulles International Airport |
| 2026-08-31 11:16 UTC | UAL1815 / UA1815 | — | 26 kt | 14° |
SFO → BNA
SFO
→
BNA
San Francisco International Airport → Nashville International Airport |
| 2026-08-31 04:38 UTC | UAL1691 / UA1691 | — | 3 kt | 152° | — |
| 2026-08-30 22:34 UTC | UAL668 / UA668 | FL5 | 173 kt | 270° | — |
| 2026-08-30 16:48 UTC | UAL2021 / UA2021 | FL4 | 145 kt | 90° |
IAD → SJU
IAD
→
SJU
Washington Dulles International Airport → Luis Munoz Marin International Airport |
| 2026-08-29 23:56 UTC | UAL1458 / UA1458 | — | 12 kt | 281° |
SFO → MIA
SFO
→
MIA
San Francisco International Airport → Miami International Airport |
| 2026-08-29 17:02 UTC | UAL1194 / UA1194 | FL223 | 401 kt | 186° |
DEN → PHX
DEN
→
PHX
Denver International Airport → Phoenix Sky Harbor International Airport |
| 2026-08-29 11:28 UTC | UAL2111 / UA2111 | — | 5 kt | 194° |
SFO → IAD
SFO
→
IAD
San Francisco International Airport → Washington Dulles International Airport |
| 2026-08-28 22:14 UTC | UAL3042 / UA3042 | — | 0 kt | 8° | — |
| 2026-08-28 00:52 UTC | UAL1514 / UA1514 | FL330 | 455 kt | 175° | — |
| 2026-08-27 13:20 UTC | UAL1134 / UA1134 | — | 8 kt | 219° |
EWR → YVR
EWR
→
YVR
Newark Liberty International Airport → Vancouver International Airport |
| 2026-08-26 23:42 UTC | UAL1183 / UA1183 | FL6 | 150 kt | 271° | — |
| 2026-08-26 18:10 UTC | UAL2393 / UA2393 | — | 9 kt | 205° | — |
| 2026-08-26 01:28 UTC | UAL682 / UA682 | — | 4 kt | 354° |
KLDR → DEN
KLDR
→
DEN
Uscg San Diego Heliport → Denver International Airport |
| 2026-08-25 21:32 UTC | UAL2163 / UA2163 | — | 3 kt | 141° |
IAD → SAN
IAD
→
SAN
Washington Dulles International Airport → San Diego International Airport |
| 2026-08-24 19:14 UTC | UAL1773 / UA1773 | — | 0 kt | 166° |
IAD → SFO
IAD
→
SFO
Washington Dulles International Airport → San Francisco International Airport |
| 2026-08-24 02:58 UTC | UAL1373 / UA1373 | — | 3 kt | 270° | — |
| 2026-08-22 19:36 UTC | UAL726 / UA726 | — | 3 kt | 236° |
BOS → SFO
BOS
→
SFO
General Edward Lawrence Logan International Airport → San Francisco International Airport |
| 2026-08-21 16:00 UTC | UAL1765 / UA1765 | — | 12 kt | 90° | — |
| 2026-08-21 03:06 UTC | UAL2155 / UA2155 | FL11 | 151 kt | 92° | — |
| 2026-08-20 23:22 UTC | UAL1961 / UA1961 | — | 10 kt | 3° |
SMF → DEN
SMF
→
DEN
Sacramento International Airport → Denver International Airport |
| 2026-08-20 18:46 UTC | UAL2145 / UA2145 | — | 0 kt | 180° |
ORD → SMF
ORD
→
SMF
Chicago O'hare International Airport → Sacramento International Airport |
| 2026-08-20 13:00 UTC | UAL1414 / UA1414 | — | 6 kt | 8° |
KMA1 → ORD
KMA1 →
ORD
KMA1 → Chicago O'hare International Airport |
| 2026-08-20 03:44 UTC | UAL521 / UA521 | — | 9 kt | 338° | — |
| 2026-08-19 00:18 UTC | UAL1130 / UA1130 | FL5 | 162 kt | 270° | — |
| 2026-08-17 01:16 UTC | UAL2630 / UA2630 | — | 9 kt | 90° |
LAS → IAD
LAS
→
IAD
Harry Reid International Airport → Washington Dulles International Airport |
| 2026-08-16 19:04 UTC | UAL1323 / UA1323 | — | 18 kt | 90° |
IAD → LAS
IAD
→
LAS
Washington Dulles International Airport → Harry Reid International Airport |
| 2026-08-16 11:28 UTC | UAL284 / UA284 | — | 2 kt | 180° |
LAS → IAD
LAS
→
IAD
Harry Reid International Airport → Washington Dulles International Airport |
| 2026-08-15 23:56 UTC | UAL2741 / UA2741 | — | 21 kt | 96° |
KCL0 → LAS
KCL0 →
LAS
KCL0 → Harry Reid International Airport |
| 2026-08-14 23:52 UTC | UAL741 / UA741 | FL1 | 144 kt | 263° |
DEN → RIW
DEN
→
RIW
Denver International Airport → Central Wyoming Regional Airport |
| 2026-08-14 19:16 UTC | UAL319 / UA319 | FL370 | 557 kt | 32° | — |
| 2026-08-14 15:06 UTC | UAL2114 / UA2114 | FL1 | 157 kt | 263° | — |
| 2026-08-13 23:32 UTC | UAL2483 / UA2483 | — | 4 kt | 188° |
SFO → SEA
SFO
→
SEA
San Francisco International Airport → Seattle-tacoma International Airport |
| 2026-08-13 16:44 UTC | UAL356 / UA356 | — | 11 kt | 79° |
KAZ3 → ORD
KAZ3 →
ORD
KAZ3 → Chicago O'hare International Airport |
| 2026-08-13 03:04 UTC | UAL1938 / UA1938 | — | 5 kt | 239° |
IAD → PHX
IAD
→
PHX
Washington Dulles International Airport → Phoenix Sky Harbor International Airport |
| 2026-08-12 19:10 UTC | UAL2065 / UA2065 | — | 0 kt | 354° |
MCO → IAD
MCO
→
IAD
Orlando International Airport → Washington Dulles International Airport |
| 2026-08-12 15:04 UTC | UAL379 / UA379 | — | 5 kt | 39° |
IAD → MCO
IAD
→
MCO
Washington Dulles International Airport → Orlando International Airport |
| 2026-08-11 02:26 UTC | UAL204 / UA204 | FL70 | 135 kt | 181° |
ABQ → IAD
ABQ
→
IAD
Albuquerque International Sunport Airport → Washington Dulles International Airport |
| 2026-08-10 21:44 UTC | UAL1822 / UA1822 | — | 11 kt | 262° | — |
| 2026-08-09 20:24 UTC | UAL780 / UA780 | — | 0 kt | 352° |
IAD → PDX
IAD
→
PDX
Washington Dulles International Airport → Portland International Airport |
| 2026-08-09 12:36 UTC | UAL1945 / UA1945 | — | 1 kt | 256° | — |
| 2026-08-09 04:44 UTC | UAL1324 / UA1324 | FL41 | 273 kt | 237° | — |
| 2026-08-09 00:56 UTC | UAL1831 / UA1831 | — | 0 kt | 312° |
ATL → IAD
ATL
→
IAD
Hartsfield/jackson Atlanta International Airport → Washington Dulles International Airport |
| 2026-08-08 20:22 UTC | UAL1873 / UA1873 | — | 1 kt | 349° |
KAZ3 → IAD
KAZ3 →
IAD
KAZ3 → Washington Dulles International Airport |
| 2026-08-07 19:36 UTC | UAL1694 / UA1694 | — | 22 kt | 0° |
CUN → IAD
CUN
→
IAD
Cancún International Airport → Washington Dulles International Airport |
| 2026-08-07 14:50 UTC | UAL1619 / UA1619 | — | 3 kt | 307° | — |
Live location data from OpenSky Network
Airframe Info
| Manufacturer | Boeing |
| Model | 737-9 MAX Search all Boeing 737-9 MAX |
| Year built | 2023 |
| Construction Number (C/N) | 67181 |
| Line Number (L/N) | 8506 |
| Aircraft Type | Fixed wing multi engine |
| Number of Engines | 2 |
| Engine Type | Turbofan |
| Engine Manufacturer and Model | CFM International LEAP-1B28 |
Aircraft
| Registration Number | N37551 |
| Mode S (ICAO24) Code | a4497f |
| Certification Class | Standard |
| Certification Issued | 2023-03-08 |
| Air Worthiness Test | 2023-03-03 |
| Last Action Taken | 2023-03-08 |
| Current Status | Valid |
| Delivery Date | 2023-03-08 |
Owner
| Registration Type | Corporation |
| Owner | UNITED AIRLINES INC |
| Address |
Chicago, IL 606067147 United States |
| Region | Great Lakes |
N37551
1951 Douglas DC-6B, c/n 43261
Latest photo of N37551
Ronald
@ LAX
Airframe Info
| Manufacturer | Douglas |
| Model | DC-6B Search all Douglas DC-6B |
| Year built | 1951 |
| Construction Number (C/N) | 43261 |
| Number of Seats | 96 |
| Number of Engines | 4 |
| Engine Manufacturer and Model | P & W R-2800 SERIES |
Aircraft
| Registration Number | N37551 |
| Mode S (ICAO24) Code | a4497f |
| Certification Class | Standard |
| Last Action Taken | 1977-01-14 |
| Current Status | Deregistered |
| Registration Cancel Date | 1976-06-10 |
Owner
| Registration Type | Corporation |
| Owner | SALE REPORTED |
| Address |
Oklahoma City, OK 73125 United States |