N37556 — 2023 Boeing 737-9 MAX Data

N37556
2023 Boeing 737-9 MAX, c/n 67579 l/n 8545
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N37556 is a 2023 Boeing 737-9 MAX (serial number 67579, line number 8545). It is configured with 2 engines and 179 seats. Registration status is listed as Valid, with ownership recorded under UNITED AIRLINES INC in Chicago, IL, United States. The profile includes 8 photos documenting this aircraft.

Latest photos of N37556
Aircraft N37556, B39M United Boeing 737-9 MAX, N37556 departing 28R KORD, at KORD, photo by MarkKalfas
MarkKalfas
@ KORD
Aircraft N37556, B39M United Boeing 737-9 MAX, N37556 departing 28R KORD, at KORD, photo by MarkKalfas
MarkKalfas
@ KORD
Aircraft N37556, UAL 737-9 nc zx SFO-LAX, at KLAX, photo by Florida Metal
Florida Metal
@ KLAX
Aircraft N37556, SFO 2023., at KSFO, photo by Clayton Eddy
Clayton Eddy
@ KSFO
Recent Routes
NO LIVE DATA United Airlines
Time Callsign FL Speed Heading Route
2026-10-29 23:26 UTC UAL1473 / UA1473 — 10 kt 0° —
2026-10-29 16:12 UTC UAL2404 / UA2404 FL340 470 kt 176° —
2026-10-29 12:28 UTC UAL2679 / UA2679 — 1 kt 135° TPA → EWR TPA → EWR Tampa International Airport
→
Newark Liberty International Airport
2026-10-29 03:46 UTC UAL1287 / UA1287 — 2 kt 37° DEN → BNA DEN → BNA Denver International Airport
→
Nashville International Airport
2026-10-28 22:40 UTC UAL2218 / UA2218 — 8 kt 354° DCA → ORD DCA → ORD Ronald Reagan Washington Ntl Airport
→
Chicago O'hare International Airport
2026-10-28 18:30 UTC UAL2759 / UA2759 FL1 154 kt 90° ORD → EWR ORD → EWR Chicago O'hare International Airport
→
Newark Liberty International Airport
2026-10-28 14:16 UTC UAL1797 / UA1797 — 1 kt 186° —
2026-10-28 03:24 UTC UAL2127 / UA2127 FL3 140 kt 89° SFO → LAX SFO → LAX San Francisco International Airport
→
Los Angeles International Airport
2026-10-27 22:16 UTC UAL1792 / UA1792 — 0 kt 309° EWR → DEN EWR → DEN Newark Liberty International Airport
→
Denver International Airport
2026-10-27 17:52 UTC UAL738 / UA738 FL80 284 kt 156° DEN → COS DEN → COS Denver International Airport
→
City Of Colorado Springs Municipal Airport
2026-10-27 13:00 UTC UAL240 / UA240 FL65 295 kt 72° —
2026-10-27 00:28 UTC UAL1489 / UA1489 FL350 473 kt 134° —
2026-10-26 21:12 UTC UAL1991 / UA1991 — 1 kt 318° EWR → ATL EWR → ATL Newark Liberty International Airport
→
Hartsfield/jackson Atlanta International Airport
2026-10-26 16:50 UTC UAL2151 / UA2151 FL1 152 kt 91° —
2026-10-26 02:34 UTC UAL1920 / UA1920 FL49 295 kt 202° STL → ORD STL → ORD St Louis Lambert International Airport
→
Chicago O'hare International Airport
2026-10-25 23:14 UTC UAL1399 / UA1399 — 16 kt 273° AUS → EWR AUS → EWR Austin-bergstrom International Airport
→
Newark Liberty International Airport
2026-10-25 18:32 UTC UAL1625 / UA1625 — 0 kt 149° AUS → ORD AUS → ORD Austin-bergstrom International Airport
→
Chicago O'hare International Airport
2026-10-25 13:08 UTC UAL1670 / UA1670 FL1 147 kt 83° —
2026-10-25 02:32 UTC UAL1461 / UA1461 FL127 434 kt 172° —
2026-10-24 22:02 UTC UAL1123 / UA1123 FL3 162 kt 90° —
2026-10-24 18:26 UTC UAL1054 / UA1054 — 13 kt 301° EWR → CUN EWR → CUN Newark Liberty International Airport
→
Cancún International Airport
2026-10-24 12:40 UTC UAL2158 / UA2158 — 8 kt 304° —
2026-10-24 03:14 UTC UAL2650 / UA2650 FL4 145 kt 92° ORD → EWR ORD → EWR Chicago O'hare International Airport
→
Newark Liberty International Airport
2026-10-23 18:36 UTC UAL1810 / UA1810 FL65 223 kt 234° YYZ → DEN YYZ → DEN Lester B Pearson International Airport
→
Denver International Airport
2026-10-23 14:52 UTC UAL2233 / UA2233 — 1 kt 352° —
2026-10-23 03:44 UTC UAL2198 / UA2198 FL8 154 kt 132° —
2026-10-23 00:40 UTC UAL1058 / UA1058 FL2 134 kt 90° —
2026-10-22 21:28 UTC UAL1679 / UA1679 — 8 kt 222° SFO → CUN SFO → CUN San Francisco International Airport
→
Cancún International Airport
2026-10-22 14:30 UTC UAL335 / UA335 — 3 kt 211° EUG → SFO EUG → SFO Mahlon Sweet Fld Airport
→
San Francisco International Airport
2026-10-22 00:48 UTC UAL502 / UA502 — 14 kt 177° BNA → DEN BNA → DEN Nashville International Airport
→
Denver International Airport
2026-10-21 21:50 UTC UAL1074 / UA1074 — 3 kt 222° BOS → SFO BOS → SFO General Edward Lawrence Logan International Airport
→
San Francisco International Airport
2026-10-21 14:18 UTC UAL641 / UA641 — 12 kt 200° IAD → BOS IAD → BOS Washington Dulles International Airport
→
General Edward Lawrence Logan International Airport
2026-10-21 09:24 UTC UAL705 / UA705 — 2 kt 180° SFO → IAD SFO → IAD San Francisco International Airport
→
Washington Dulles International Airport
2026-10-21 02:30 UTC UAL1603 / UA1603 — 0 kt 217° LAS → SFO LAS → SFO Harry Reid International Airport
→
San Francisco International Airport
2026-10-20 23:18 UTC UAL2387 / UA2387 — 16 kt 357° EWR → LAS EWR → LAS Newark Liberty International Airport
→
Harry Reid International Airport
2026-10-20 00:30 UTC UAL2096 / UA2096 FL0 152 kt 91° —
2026-10-19 19:46 UTC UAL727 / UA727 — 12 kt 191° —
2026-10-18 22:18 UTC UAL1021 / UA1021 FL330 444 kt 177° —
2026-10-18 17:26 UTC UAL1988 / UA1988 — 13 kt 191° CUN → EWR CUN → EWR Cancún International Airport
→
Newark Liberty International Airport
2026-10-18 00:12 UTC UAL1020 / UA1020 — 12 kt 304° SFO → LAS SFO → LAS San Francisco International Airport
→
Harry Reid International Airport
2026-10-17 20:20 UTC UAL730 / UA730 FL2 161 kt 90° —
2026-10-17 18:18 UTC UAL1859 / UA1859 — 0 kt 177° —
2026-10-17 15:36 UTC UAL1467 / UA1467 FL1 153 kt 90° —
2026-10-17 11:12 UTC UAL1266 / UA1266 FL118 349 kt 113° LAX → MSJC LAX → MSJC Los Angeles International Airport
→
El Jocotillo Airport
2026-10-17 04:38 UTC UAL1730 / UA1730 FL1 159 kt 263° SEA → LAX SEA → LAX Seattle-tacoma International Airport
→
Los Angeles International Airport
2026-10-17 00:56 UTC UAL2013 / UA2013 — 18 kt 101° DEN → SEA DEN → SEA Denver International Airport
→
Seattle-tacoma International Airport
2026-10-16 20:26 UTC UAL1007 / UA1007 FL47 3 kt 183° DEN → SFO DEN → SFO Denver International Airport
→
San Francisco International Airport
2026-10-16 17:14 UTC UAL490 / UA490 FL6 136 kt 41° —
2026-10-16 12:54 UTC UAL1044 / UA1044 FL149 428 kt 42° ORD → STL ORD → STL Chicago O'hare International Airport
→
St Louis Lambert International Airport
2026-10-16 05:22 UTC UAL1680 / UA1680 FL3 152 kt 90° —
2026-10-16 01:12 UTC UAL8140 / UA8140 FL2 163 kt 263° —
2026-10-15 19:00 UTC UAL1031 / UA1031 FL4 162 kt 90° —
2026-10-14 21:52 UTC UAL1034 / UA1034 FL330 487 kt 144° —
2026-10-14 17:42 UTC UAL686 / UA686 FL4 156 kt 89° —
2026-10-14 06:32 UTC UAL8115 / UA8115 — 0 kt 28° —
2026-10-13 21:42 UTC UAL1976 / UA1976 FL5 164 kt 90° —
2026-10-13 16:52 UTC UAL1977 / UA1977 — 17 kt 200° —
2026-10-13 04:06 UTC UAL2405 / UA2405 FL5 152 kt 90° —
2026-10-12 23:34 UTC UAL732 / UA732 — 3 kt 228° DEN → MSP DEN → MSP Denver International Airport
→
Minneapolis-st Paul Intl/wold-chamberlain Airport
2026-10-12 20:52 UTC UAL1006 / UA1006 — 3 kt 158° LAS → DEN LAS → DEN Harry Reid International Airport
→
Denver International Airport
2026-10-12 17:38 UTC UAL1767 / UA1767 — 8 kt 132° DEN → LAS DEN → LAS Denver International Airport
→
Harry Reid International Airport
2026-10-12 14:16 UTC UAL1010 / UA1010 — 8 kt 0° TPA → ORD TPA → ORD Tampa International Airport
→
Chicago O'hare International Airport
2026-10-12 04:02 UTC UAL2644 / UA2644 FL220 368 kt 202° PHL → DEN PHL → DEN Philadelphia International Airport
→
Denver International Airport
2026-10-11 23:58 UTC UAL792 / UA792 — 4 kt 180° IAD → DEN IAD → DEN Washington Dulles International Airport
→
Denver International Airport
2026-10-11 18:52 UTC UAL2231 / UA2231 FL8 149 kt 176° DEN → CLT DEN → CLT Denver International Airport
→
Charlotte/douglas International Airport
2026-10-11 14:32 UTC UAL1241 / UA1241 FL54 1 kt 183° EUG → DEN EUG → DEN Mahlon Sweet Fld Airport
→
Denver International Airport
2026-10-11 04:26 UTC UAL1303 / UA1303 — 6 kt 172° DEN → EUG DEN → EUG Denver International Airport
→
Mahlon Sweet Fld Airport
2026-10-11 00:06 UTC UAL470 / UA470 — 7 kt 180° —
2026-10-10 19:36 UTC UAL1711 / UA1711 FL4 160 kt 90° SFO → LAS SFO → LAS San Francisco International Airport
→
Harry Reid International Airport
2026-10-10 15:36 UTC UAL1264 / UA1264 — 14 kt 0° LAS → SFO LAS → SFO Harry Reid International Airport
→
San Francisco International Airport
2026-10-09 20:16 UTC UAL1980 / UA1980 FL5 149 kt 90° SFO → SAN SFO → SAN San Francisco International Airport
→
San Diego International Airport
2026-10-09 15:58 UTC UAL2309 / UA2309 — 1 kt 87° KLDR → SFO KLDR → SFO Uscg San Diego Heliport
→
San Francisco International Airport
2026-10-09 04:40 UTC UAL2126 / UA2126 — 3 kt 180° LAS → DEN LAS → DEN Harry Reid International Airport
→
Denver International Airport
2026-10-09 01:22 UTC UAL365 / UA365 — 10 kt 0° ORD → LAS ORD → LAS Chicago O'hare International Airport
→
Harry Reid International Airport
2026-10-08 19:26 UTC UAL1755 / UA1755 — 2 kt 259° —
2026-10-08 15:00 UTC UAL1421 / UA1421 FL1 159 kt 91° —
2026-10-07 14:50 UTC UAL2182 / UA2182 — 9 kt 191° ORD → PHL ORD → PHL Chicago O'hare International Airport
→
Philadelphia International Airport
2026-10-07 10:28 UTC UAL1459 / UA1459 FL4 160 kt 270° —
2026-10-07 02:56 UTC UAL2353 / UA2353 — 459 kt 121° —
2026-10-06 20:04 UTC UAL1535 / UA1535 FL6 155 kt 90° —
2026-10-06 15:14 UTC UAL1549 / UA1549 — 20 kt 90° —
2026-10-06 03:38 UTC UAL1649 / UA1649 FL3 141 kt 90° —
2026-10-05 21:48 UTC UAL469 / UA469 — 2 kt 155° —
2026-10-05 18:42 UTC UAL1164 / UA1164 FL2 160 kt 263° SFO → LAX SFO → LAX San Francisco International Airport
→
Los Angeles International Airport
2026-10-05 16:14 UTC UAL1372 / UA1372 — 0 kt 208° SFO → BOS SFO → BOS San Francisco International Airport
→
General Edward Lawrence Logan International Airport
2026-10-05 06:20 UTC UAL1079 / UA1079 FL2 163 kt 263° SFO → LAX SFO → LAX San Francisco International Airport
→
Los Angeles International Airport
2026-10-05 04:08 UTC UAL2837 / UA2837 — 0 kt 166° SFO → IAD SFO → IAD San Francisco International Airport
→
Washington Dulles International Airport
2026-10-05 01:10 UTC UAL1754 / UA1754 FL3 155 kt 263° MFR → SFO MFR → SFO Rogue Valley Intl/medford Airport
→
San Francisco International Airport
2026-10-04 15:00 UTC UAL2484 / UA2484 FL4 153 kt 90° —
2026-10-04 03:54 UTC UAL432 / UA432 FL330 462 kt 153° —
2026-10-04 00:14 UTC UAL2815 / UA2815 FL6 157 kt 90° —
2026-10-03 18:38 UTC UAL1926 / UA1926 — 1 kt 186° EWR → SMF EWR → SMF Newark Liberty International Airport
→
Sacramento International Airport
2026-10-03 14:30 UTC UAL1115 / UA1115 FL72 265 kt 167° —
2026-10-03 01:42 UTC UAL2461 / UA2461 — 1 kt 186° DFW → EWR DFW → EWR Dallas-fort Worth International Airport
→
Newark Liberty International Airport
2026-10-02 20:52 UTC UAL1396 / UA1396 — 11 kt 242° EWR → DFW EWR → DFW Newark Liberty International Airport
→
Dallas-fort Worth International Airport
2026-10-02 15:54 UTC UAL1886 / UA1886 — 4 kt 186° —
2026-10-02 05:08 UTC UAL2813 / UA2813 FL5 156 kt 270° —
2026-10-02 00:54 UTC UAL2369 / UA2369 — 3 kt 70° SEA → ORD SEA → ORD Seattle-tacoma International Airport
→
Chicago O'hare International Airport
2026-10-01 19:58 UTC UAL2205 / UA2205 — 2 kt 152° —
2026-10-01 03:12 UTC UAL2086 / UA2086 FL8 152 kt 275° —
2026-09-30 23:34 UTC UAL1326 / UA1326 FL5 151 kt 89° —
2026-09-30 21:28 UTC UAL2432 / UA2432 — 8 kt 20° SFO → AUS SFO → AUS San Francisco International Airport
→
Austin-bergstrom International Airport
2026-09-30 16:40 UTC UAL1712 / UA1712 — 6 kt 155° TPA → SFO TPA → SFO Tampa International Airport
→
San Francisco International Airport
2026-09-30 09:06 UTC UAL1702 / UA1702 — 6 kt 273° SFO → TPA SFO → TPA San Francisco International Airport
→
Tampa International Airport

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) 67579
Line Number (L/N) 8545
Aircraft Type Fixed wing multi engine
Number of Seats 179
Number of Engines 2
Engine Type Turbofan
Engine Manufacturer and Model CFMI LEAP-1B28
Aircraft
Registration Number N37556
Mode S (ICAO24) Code a44984
Certification Class Standard
Certification Issued 2023-04-04
Air Worthiness Test 2023-03-29
Last Action Taken 2023-04-04
Current Status Valid
Delivery Date 2023-04-04
Owner
Registration Type Corporation
Owner UNITED AIRLINES INC
Address Chicago, IL 606067147
United States
Region Great Lakes