Aircraft N37521 Data

N37521
2020 Boeing 737-9 MAX, c/n 64497 l/n 7636
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Latest photos of N37521
Aircraft N37521, Boeing 737-9 MAX, at KRFD, photo by MarkPasqualino
MarkPasqualino
@ KRFD
Aircraft N37521, United Flight 1406 arrives on Runway 6 at Southwest Florida International Airport following flight from Washington-Dulles International Airport, at KRSW, photo by Suncoast Spotter
Suncoast Spotter
@ KRSW
Aircraft N37521, SFO 2023., at KSFO, photo by Clayton Eddy
Clayton Eddy
@ KSFO
Aircraft N37521, SFO 2023., at KSFO, photo by Clayton Eddy
Clayton Eddy
@ KSFO
Recent Routes
NO LIVE DATA United Airlines
Time Callsign FL Speed Heading Route
2026-10-03 04:38 UTC UAL1506 / UA1506 — 8 kt 270° DEN → SFO DEN → SFO Denver International Airport
→
San Francisco International Airport
2026-10-02 23:02 UTC UAL2175 / UA2175 FL3 140 kt 263° —
2026-10-02 21:04 UTC UAL2399 / UA2399 — 1 kt 262° —
2026-10-02 14:48 UTC UAL2484 / UA2484 FL3 158 kt 90° —
2026-10-02 04:40 UTC UAL432 / UA432 FL310 440 kt 163° —
2026-10-02 00:02 UTC UAL1216 / UA1216 FL7 169 kt 270° —
2026-10-01 20:34 UTC UAL410 / UA410 — 4 kt 357° —
2026-10-01 15:54 UTC UAL654 / UA654 FL5 158 kt 89° DCA → ORD DCA → ORD Ronald Reagan Washington Ntl Airport
→
Chicago O'hare International Airport
2026-10-01 00:34 UTC UAL679 / UA679 FL3 143 kt 263° —
2026-09-30 18:38 UTC UAL619 / UA619 FL8 152 kt 230° DEN → CLE DEN → CLE Denver International Airport
→
Cleveland-hopkins International Airport
2026-09-30 14:38 UTC UAL1889 / UA1889 — 14 kt 180° SMF → DEN SMF → DEN Sacramento International Airport
→
Denver International Airport
2026-09-30 04:04 UTC UAL2132 / UA2132 — 0 kt 180° DEN → SMF DEN → SMF Denver International Airport
→
Sacramento International Airport
2026-09-30 00:14 UTC UAL1303 / UA1303 — 1 kt 180° DEN → EUG DEN → EUG Denver International Airport
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Mahlon Sweet Fld Airport
2026-09-29 20:42 UTC UAL2842 / UA2842 — 11 kt 267° SFO → DFW SFO → DFW San Francisco International Airport
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Dallas-fort Worth International Airport
2026-09-29 15:54 UTC UAL1372 / UA1372 — 0 kt 166° SFO → BOS SFO → BOS San Francisco International Airport
→
General Edward Lawrence Logan International Airport
2026-09-29 05:54 UTC UAL1079 / UA1079 FL4 156 kt 263° EWR → SAN EWR → SAN Newark Liberty International Airport
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San Diego International Airport
2026-09-29 02:58 UTC UAL1722 / UA1722 — 8 kt 208° KOA → SFO KOA → SFO Ellison Onizuka Kona International Airport at Keāhole
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San Francisco International Airport
2026-09-28 20:26 UTC UAL1721 / UA1721 — 8 kt 56° SFO → KOA SFO → KOA San Francisco International Airport
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Ellison Onizuka Kona International Airport at Keāhole
2026-09-28 00:46 UTC UAL1225 / UA1225 — 0 kt 208° SLC → SFO SLC → SFO Salt Lake City International Airport
→
San Francisco International Airport
2026-09-27 21:22 UTC UAL1840 / UA1840 FL43 161 kt 175° DEN → SLC DEN → SLC Denver International Airport
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Salt Lake City International Airport
2026-09-27 15:34 UTC UAL2448 / UA2448 — 2 kt 183° SFO → DEN SFO → DEN San Francisco International Airport
→
Denver International Airport
2026-09-25 14:40 UTC UAL2177 / UA2177 — 1 kt 28° SFO → SAN SFO → SAN San Francisco International Airport
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San Diego International Airport
2026-09-25 04:58 UTC UAL2332 / UA2332 — 8 kt 28° SFO → AUS SFO → AUS San Francisco International Airport
→
Austin-bergstrom International Airport
2026-09-24 23:20 UTC UAL1948 / UA1948 — 4 kt 163° CUN → SFO CUN → SFO Cancún International Airport
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San Francisco International Airport
2026-09-24 16:16 UTC UAL1052 / UA1052 — 10 kt 301° EWR → CUN EWR → CUN Newark Liberty International Airport
→
Cancún International Airport
2026-09-24 03:12 UTC UAL1711 / UA1711 — 15 kt 276° SFO → LAS SFO → LAS San Francisco International Airport
→
Harry Reid International Airport
2026-09-23 22:28 UTC UAL2289 / UA2289 — 3 kt 180° EWR → AUS EWR → AUS Newark Liberty International Airport
→
Austin-bergstrom International Airport
2026-09-23 16:40 UTC UAL554 / UA554 — 1 kt 155° ATL → EWR ATL → EWR Hartsfield/jackson Atlanta International Airport
→
Newark Liberty International Airport
2026-09-23 13:32 UTC UAL2669 / UA2669 — 1 kt 242° EWR → ATL EWR → ATL Newark Liberty International Airport
→
Hartsfield/jackson Atlanta International Airport
2026-09-23 09:08 UTC UAL2219 / UA2219 — 3 kt 155° —
2026-09-23 03:52 UTC UAL1543 / UA1543 — 21 kt 270° EWR → SJU EWR → SJU Newark Liberty International Airport
→
Luis Munoz Marin International Airport
2026-09-22 21:32 UTC UAL1628 / UA1628 — 13 kt 188° —
2026-09-21 15:56 UTC UAL1462 / UA1462 FL350 440 kt 175° —
2026-09-21 00:30 UTC UAL665 / UA665 — 4 kt 321° —
2026-09-20 16:52 UTC UAL1624 / UA1624 FL330 446 kt 175° —
2026-09-20 14:04 UTC UAL1105 / UA1105 — 3 kt 298° MCO → EWR MCO → EWR Orlando International Airport
→
Newark Liberty International Airport
2026-09-19 22:52 UTC UAL1268 / UA1268 FL2 156 kt 359° EWR → MCO EWR → MCO Newark Liberty International Airport
→
Orlando International Airport
2026-09-19 19:04 UTC UAL327 / UA327 — 6 kt 186° KLDR → EWR KLDR → EWR Uscg San Diego Heliport
→
Newark Liberty International Airport
2026-09-19 05:22 UTC UAL2825 / UA2825 — 0 kt 180° ORD → PHL ORD → PHL Chicago O'hare International Airport
→
Philadelphia International Airport
2026-09-18 22:46 UTC UAL2629 / UA2629 — 3 kt 276° MCO → EWR MCO → EWR Orlando International Airport
→
Newark Liberty International Airport
2026-09-18 19:02 UTC UAL2206 / UA2206 — 13 kt 295° IAD → MCO IAD → MCO Washington Dulles International Airport
→
Orlando International Airport
2026-09-18 15:12 UTC UAL2098 / UA2098 — 2 kt 160° BOS → IAD BOS → IAD General Edward Lawrence Logan International Airport
→
Washington Dulles International Airport
2026-09-18 11:36 UTC UAL2210 / UA2210 — 14 kt 172° —
2026-09-18 04:22 UTC UAL1730 / UA1730 FL1 140 kt 263° KCL0 → MCO KCL0 → MCO KCL0
→
Orlando International Airport
2026-09-18 00:38 UTC UAL2013 / UA2013 — 0 kt 152° DEN → SEA DEN → SEA Denver International Airport
→
Seattle-tacoma International Airport
2026-09-17 20:38 UTC UAL2793 / UA2793 — 6 kt 180° KLDR → DEN KLDR → DEN Uscg San Diego Heliport
→
Denver International Airport
2026-09-17 16:44 UTC UAL1826 / UA1826 — 3 kt 233° EWR → SAN EWR → SAN Newark Liberty International Airport
→
San Diego International Airport
2026-09-17 00:24 UTC UAL1501 / UA1501 — 3 kt 135° TPA → EWR TPA → EWR Tampa International Airport
→
Newark Liberty International Airport
2026-09-16 20:28 UTC UAL702 / UA702 — 22 kt 183° SFO → ATL SFO → ATL San Francisco International Airport
→
Hartsfield/jackson Atlanta International Airport
2026-09-16 04:14 UTC UAL477 / UA477 — 1 kt 28° LGA → ORD LGA → ORD Laguardia Airport
→
Chicago O'hare International Airport
2026-09-15 22:48 UTC UAL1594 / UA1594 FL2 0 kt 357° DEN → ABQ DEN → ABQ Denver International Airport
→
Albuquerque International Sunport Airport
2026-09-15 16:26 UTC UAL2820 / UA2820 — 2 kt 25° —
2026-09-15 09:14 UTC UAL1341 / UA1341 FL10 136 kt 92° —
2026-09-15 03:34 UTC UAL436 / UA436 — 2 kt 208° SFO → YYZ SFO → YYZ San Francisco International Airport
→
Lester B Pearson International Airport
2026-09-14 21:08 UTC UAL2039 / UA2039 FL11 145 kt 316° LAS → LAX LAS → LAX Harry Reid International Airport
→
Los Angeles International Airport
2026-09-14 14:14 UTC UAL2096 / UA2096 FL2 157 kt 263° —
2026-09-14 03:08 UTC UAL1820 / UA1820 FL28 245 kt 305° —
2026-09-14 01:00 UTC UAL8210 / UA8210 — 149 kt 263° —
2026-09-13 22:44 UTC UAL1375 / UA1375 — 1 kt 135° SFO → PHX SFO → PHX San Francisco International Airport
→
Phoenix Sky Harbor International Airport
2026-09-13 19:50 UTC UAL430 / UA430 FL11 155 kt 271° —
2026-09-13 16:24 UTC UAL690 / UA690 — 15 kt 113° —
2026-09-12 22:56 UTC UAL1747 / UA1747 FL8 153 kt 230° —
2026-09-12 19:22 UTC UAL1401 / UA1401 — 1 kt 191° DFW → ORD DFW → ORD Dallas-fort Worth International Airport
→
Chicago O'hare International Airport
2026-09-12 15:42 UTC UAL2471 / UA2471 FL6 143 kt 180° IAD → DFW IAD → DFW Washington Dulles International Airport
→
Dallas-fort Worth International Airport
2026-09-12 10:26 UTC UAL564 / UA564 — 8 kt 31° YVR → IAD YVR → IAD Vancouver International Airport
→
Washington Dulles International Airport
2026-09-12 03:42 UTC UAL2429 / UA2429 — 0 kt 245° SFO → YVR SFO → YVR San Francisco International Airport
→
Vancouver International Airport
2026-09-12 00:14 UTC UAL1355 / UA1355 — 0 kt 163° —
2026-09-11 19:08 UTC UAL739 / UA739 FL21 145 kt 146° ORD → BNA ORD → BNA Chicago O'hare International Airport
→
Nashville International Airport
2026-09-11 14:36 UTC UAL2265 / UA2265 — 1 kt 298° DEN → SFO DEN → SFO Denver International Airport
→
San Francisco International Airport
2026-09-11 02:48 UTC UAL2046 / UA2046 — 12 kt 90° LGA → DEN LGA → DEN Laguardia Airport
→
Denver International Airport
2026-09-10 21:00 UTC UAL598 / UA598 — 0 kt 169° DEN → LGA DEN → LGA Denver International Airport
→
Laguardia Airport
2026-09-10 16:26 UTC UAL513 / UA513 — 5 kt 180° DEN → RIW DEN → RIW Denver International Airport
→
Central Wyoming Regional Airport
2026-09-10 02:44 UTC UAL1424 / UA1424 FL21 221 kt 160° —
2026-09-09 22:40 UTC UAL1255 / UA1255 — 6 kt 90° GEG → DEN GEG → DEN Spokane International Airport
→
Denver International Airport
2026-09-09 19:28 UTC UAL295 / UA295 — 8 kt 231° DEN → GEG DEN → GEG Denver International Airport
→
Spokane International Airport
2026-09-09 15:26 UTC UAL2797 / UA2797 — 1 kt 180° SMF → ORD SMF → ORD Sacramento International Airport
→
Chicago O'hare International Airport
2026-09-09 00:20 UTC UAL1393 / UA1393 — 2 kt 321° ORD → TPA ORD → TPA Chicago O'hare International Airport
→
Tampa International Airport
2026-09-08 19:40 UTC UAL1293 / UA1293 — 12 kt 186° —
2026-09-08 16:52 UTC UAL2063 / UA2063 FL7 161 kt 274° —
2026-09-08 14:22 UTC UAL2766 / UA2766 — 15 kt 6° EWR → SAN EWR → SAN Newark Liberty International Airport
→
San Diego International Airport
2026-09-05 16:38 UTC UAL683 / UA683 — 15 kt 354° TPA → DEN TPA → DEN Tampa International Airport
→
Denver International Airport
2026-09-05 01:40 UTC UAL1057 / UA1057 — 1 kt 354° AUS → ORD AUS → ORD Austin-bergstrom International Airport
→
Chicago O'hare International Airport
2026-09-04 21:38 UTC UAL620 / UA620 — 13 kt 205° —
2026-09-04 14:24 UTC UAL2452 / UA2452 FL330 469 kt 184° —
2026-09-03 15:46 UTC UAL408 / UA408 — 3 kt 20° MIA → EWR MIA → EWR Miami International Airport
→
Newark Liberty International Airport

Live location data from OpenSky Network

Airframe Info
Manufacturer Boeing
Model 737-9 MAX Search all Boeing 737-9 MAX
Year built 2020
Construction Number (C/N) 64497
Line Number (L/N) 7636
Aircraft Type Fixed wing multi engine
Number of Seats 179
Number of Engines 2
Engine Type Turbofan
Engine Manufacturer and Model CFMI LEAP-1B28B
Aircraft
Registration Number N37521
Mode S (ICAO24) Code a44916
Certification Class Standard
Certification Issued 2020-12-17
Air Worthiness Test 2020-12-11
Last Action Taken 2023-12-05
Current Status Valid
Delivery Date 2020-12-17
Owner
Registration Type Corporation
Owner WILMINGTON TRUST CO TRUSTEE
Address 1100 N Market St
Wilmington, DE 198900001
United States
Region Eastern
N37521
1947 Douglas DC-6, c/n 43010
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Airframe Info
Manufacturer Douglas
Model DC-6 Search all Douglas DC-6
Year built 1947
Construction Number (C/N) 43010
Number of Seats 96
Number of Engines 4
Engine Manufacturer and Model P&w DW-CA SERIES
Also Registered As
N939WT Valid
Aircraft
Registration Number N37521
Mode S (ICAO24) Code a44916
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