N77431 — 2009 Boeing 737-924/ER Data

N77431
2009 Boeing 737-924/ER, c/n 32833
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N77431 is a 2009 Boeing 737-924/ER (serial number 32833). It is configured with 2 engines and 191 seats. Registration status is listed as Valid, with ownership recorded under UNITED AIRLINES INC in Chicago, IL, United States. The profile includes 34 photos documenting this aircraft.

Latest photos of N77431
Aircraft N77431, Boeing 737-924/ER, at KIAD, photo by Mark Pasqualino
Mark Pasqualino
@ KIAD
Aircraft N77431, Boeing 737-924/ER, at KORD, photo by Mark Pasqualino
Mark Pasqualino
@ KORD
Aircraft N77431, UNITED B739 N77431 UAL1755 KFLL-KORD, at KORD, photo by Mark Kalfas
Mark Kalfas
@ KORD
Aircraft N77431, UNITED B739 N77431 UAL1755 KFLL-KORD, at KORD, photo by Mark Kalfas
Mark Kalfas
@ KORD
Recent Routes
NO LIVE DATA United Airlines
Time Callsign FL Speed Heading Route
2026-10-24 20:40 UTC UAL3875 / UA3875 FL36 140 kt 226° —
2026-10-24 18:06 UTC UAL2476 / UA2476 — 3 kt 3° KLDR → DEN KLDR → DEN Uscg San Diego Heliport
→
Denver International Airport
2026-10-24 01:08 UTC UAL2798 / UA2798 — 8 kt 217° IAD → MSP IAD → MSP Washington Dulles International Airport
→
Minneapolis-st Paul Intl/wold-chamberlain Airport
2026-10-23 19:44 UTC UAL470 / UA470 FL4 169 kt 270° —
2026-10-23 15:16 UTC UAL2753 / UA2753 FL1 162 kt 268° EWR → ORD EWR → ORD Newark Liberty International Airport
→
Chicago O'hare International Airport
2026-10-23 03:34 UTC UAL2741 / UA2741 FL2 157 kt 90° KCL0 → LAS KCL0 → LAS KCL0
→
Harry Reid International Airport
2026-10-22 22:32 UTC UAL493 / UA493 — 4 kt 53° DEN → LAS DEN → LAS Denver International Airport
→
Harry Reid International Airport
2026-10-22 18:40 UTC UAL2285 / UA2285 FL52 3 kt 39° SMF → DEN SMF → DEN Sacramento International Airport
→
Denver International Airport
2026-10-22 03:04 UTC UAL1862 / UA1862 — 6 kt 180° SFO → SMF SFO → SMF San Francisco International Airport
→
Sacramento International Airport
2026-10-22 00:34 UTC UAL2421 / UA2421 — 3 kt 28° MSY → SFO MSY → SFO Louis Armstrong New Orleans International Airport
→
San Francisco International Airport
2026-10-21 18:32 UTC UAL2119 / UA2119 — 43 kt 107° SFO → MSY SFO → MSY San Francisco International Airport
→
Louis Armstrong New Orleans International Airport
2026-10-21 04:36 UTC UAL1195 / UA1195 — 2 kt 250° —
2026-10-21 00:36 UTC UAL1275 / UA1275 FL3 146 kt 263° —
2026-10-20 17:46 UTC UAL1198 / UA1198 — 6 kt 340° ORD → CUN ORD → CUN Chicago O'hare International Airport
→
Cancún International Airport
2026-10-20 12:42 UTC UAL1486 / UA1486 — 15 kt 90° ORD → IAD ORD → IAD Chicago O'hare International Airport
→
Washington Dulles International Airport
2026-10-20 03:42 UTC UAL2336 / UA2336 FL19 138 kt 144° LGA → ORD LGA → ORD Laguardia Airport
→
Chicago O'hare International Airport
2026-10-20 00:38 UTC UAL1779 / UA1779 — 10 kt 180° TPA → ORD TPA → ORD Tampa International Airport
→
Chicago O'hare International Airport
2026-10-19 20:42 UTC UAL2244 / UA2244 — 1 kt 28° ORD → TPA ORD → TPA Chicago O'hare International Airport
→
Tampa International Airport
2026-10-19 16:06 UTC UAL472 / UA472 — 3 kt 278° —
2026-10-19 13:38 UTC UAL1488 / UA1488 — 12 kt 93° MCO → EWR MCO → EWR Orlando International Airport
→
Newark Liberty International Airport
2026-10-19 04:04 UTC UAL2486 / UA2486 — 3 kt 104° KLDR → ORD KLDR → ORD Uscg San Diego Heliport
→
Chicago O'hare International Airport
2026-10-18 22:30 UTC UAL559 / UA559 — 8 kt 82° ORD → SAN ORD → SAN Chicago O'hare International Airport
→
San Diego International Airport
2026-10-18 16:18 UTC UAL1252 / UA1252 — 1 kt 98° IAD → ORD IAD → ORD Washington Dulles International Airport
→
Chicago O'hare International Airport
2026-10-18 01:38 UTC UAL1997 / UA1997 — 8 kt 270° IAD → EWR IAD → EWR Washington Dulles International Airport
→
Newark Liberty International Airport
2026-10-17 22:04 UTC UAL1268 / UA1268 — 0 kt 132° EWR → MCO EWR → MCO Newark Liberty International Airport
→
Orlando International Airport
2026-10-17 18:08 UTC UAL1856 / UA1856 — 1 kt 191° ORD → EWR ORD → EWR Chicago O'hare International Airport
→
Newark Liberty International Airport
2026-10-17 12:20 UTC UAL2225 / UA2225 FL1 0 kt 132° ORD → PHX ORD → PHX Chicago O'hare International Airport
→
Phoenix Sky Harbor International Airport
2026-10-17 01:06 UTC UAL1382 / UA1382 FL8 149 kt 269° SLC → ORD SLC → ORD Salt Lake City International Airport
→
Chicago O'hare International Airport
2026-10-16 21:18 UTC UAL3755 / UA3755 — 30 kt 87° —
2026-10-16 19:14 UTC UAL3794 / UA3794 FL8 158 kt 47° —
2026-10-16 16:10 UTC UAL3751 / UA3751 FL21 122 kt 233° —
2026-10-16 01:10 UTC UAL2845 / UA2845 — 3 kt 101° MCO → ORD MCO → ORD Orlando International Airport
→
Chicago O'hare International Airport
2026-10-15 20:26 UTC UAL2620 / UA2620 — 15 kt 59° MCO → SFO MCO → SFO Orlando International Airport
→
San Francisco International Airport
2026-10-13 22:08 UTC UAL1456 / UA1456 — 0 kt 132° —
2026-10-13 01:50 UTC UAL1616 / UA1616 FL5 161 kt 224° ORD → BDL ORD → BDL Chicago O'hare International Airport
→
Bradley International Airport
2026-10-12 21:50 UTC UAL2835 / UA2835 — 5 kt 188° SEA → ORD SEA → ORD Seattle-tacoma International Airport
→
Chicago O'hare International Airport
2026-10-12 16:00 UTC UAL341 / UA341 — 10 kt 132° ORD → SEA ORD → SEA Chicago O'hare International Airport
→
Seattle-tacoma International Airport
2026-10-12 05:20 UTC UAL1871 / UA1871 — 0 kt 132° EWR → ORD EWR → ORD Newark Liberty International Airport
→
Chicago O'hare International Airport
2026-10-12 00:12 UTC UAL1518 / UA1518 — 6 kt 315° —
2026-10-11 17:18 UTC UAL1270 / UA1270 FL330 454 kt 130° —
2026-10-11 12:04 UTC UAL2691 / UA2691 — 20 kt 90° IAD → ORD IAD → ORD Washington Dulles International Airport
→
Chicago O'hare International Airport
2026-10-11 02:44 UTC UAL1784 / UA1784 — 6 kt 304° EWR → IAD EWR → IAD Newark Liberty International Airport
→
Washington Dulles International Airport
2026-10-11 00:12 UTC UAL2247 / UA2247 — 5 kt 301° ATL → EWR ATL → EWR Hartsfield/jackson Atlanta International Airport
→
Newark Liberty International Airport
2026-10-10 21:12 UTC UAL356 / UA356 — 0 kt 242° KAZ3 → ORD KAZ3 → ORD KAZ3
→
Chicago O'hare International Airport
2026-10-10 17:34 UTC UAL1439 / UA1439 — 21 kt 90° EWR → ORD EWR → ORD Newark Liberty International Airport
→
Chicago O'hare International Airport
2026-10-10 13:44 UTC UAL1864 / UA1864 — 8 kt 188° EWR → LAS EWR → LAS Newark Liberty International Airport
→
Harry Reid International Airport
2026-10-10 02:16 UTC UAL445 / UA445 FL1 152 kt 88° DEN → MIA DEN → MIA Denver International Airport
→
Miami International Airport
2026-10-09 17:32 UTC UAL1633 / UA1633 FL21 157 kt 144° —
2026-10-09 14:52 UTC UAL1575 / UA1575 — 0 kt 180° PHL → SFO PHL → SFO Philadelphia International Airport
→
San Francisco International Airport
2026-10-09 02:56 UTC UAL8151 / UA8151 FL2 143 kt 89° —
2026-10-08 21:48 UTC UAL2611 / UA2611 — 2 kt 163° —
2026-10-08 15:04 UTC UAL2685 / UA2685 FL4 145 kt 90° —
2026-10-07 23:34 UTC UAL1426 / UA1426 FL370 490 kt 118° —
2026-10-07 20:20 UTC UAL1051 / UA1051 FL5 139 kt 89° CUN → EWR CUN → EWR Cancún International Airport
→
Newark Liberty International Airport
2026-10-07 17:16 UTC UAL1018 / UA1018 — 18 kt 304° —
2026-10-07 12:42 UTC UAL1172 / UA1172 FL2 150 kt 90° —
2026-10-07 00:10 UTC UAL1667 / UA1667 — 8 kt 34° CUN → ORD CUN → ORD Cancún International Airport
→
Chicago O'hare International Airport
2026-10-06 19:12 UTC UAL1659 / UA1659 — 12 kt 304° ORD → CUN ORD → CUN Chicago O'hare International Airport
→
Cancún International Airport
2026-10-06 13:36 UTC UAL2616 / UA2616 — 13 kt 321° ORD → RDU ORD → RDU Chicago O'hare International Airport
→
Raleigh-durham International Airport
2026-10-06 02:18 UTC UAL1055 / UA1055 FL2 149 kt 90° SMF → DEN SMF → DEN Sacramento International Airport
→
Denver International Airport
2026-10-05 22:48 UTC UAL2745 / UA2745 — 0 kt 180° DEN → SJC DEN → SJC Denver International Airport
→
Mineta San Jose International Airport
2026-10-05 18:46 UTC UAL2637 / UA2637 FL6 155 kt 351° —
2026-10-05 12:58 UTC UAL773 / UA773 — 1 kt 0° DEN → MSP DEN → MSP Denver International Airport
→
Minneapolis-st Paul Intl/wold-chamberlain Airport
2026-10-05 05:46 UTC UAL2239 / UA2239 — 1 kt 228° DEN → DFW DEN → DFW Denver International Airport
→
Dallas-fort Worth International Airport
2026-10-05 03:06 UTC UAL1291 / UA1291 — 0 kt 180° LAS → DEN LAS → DEN Harry Reid International Airport
→
Denver International Airport
2026-10-04 23:50 UTC UAL2424 / UA2424 — 16 kt 0° DEN → LAS DEN → LAS Denver International Airport
→
Harry Reid International Airport
2026-10-04 20:54 UTC UAL1305 / UA1305 — 0 kt 188° MSP → DEN MSP → DEN Minneapolis-st Paul Intl/wold-chamberlain Airport
→
Denver International Airport
2026-10-04 17:34 UTC UAL397 / UA397 — 7 kt 188° DEN → MSP DEN → MSP Denver International Airport
→
Minneapolis-st Paul Intl/wold-chamberlain Airport
2026-10-04 14:28 UTC UAL1561 / UA1561 — 3 kt 0° SFO → SAN SFO → SAN San Francisco International Airport
→
San Diego International Airport
2026-10-04 00:28 UTC UAL776 / UA776 — 5 kt 183° MCO → EWR MCO → EWR Orlando International Airport
→
Newark Liberty International Airport
2026-10-03 20:28 UTC UAL2215 / UA2215 — 1 kt 70° EWR → MCO EWR → MCO Newark Liberty International Airport
→
Orlando International Airport
2026-10-03 15:32 UTC UAL1847 / UA1847 — 0 kt 276° DFW → EWR DFW → EWR Dallas-fort Worth International Airport
→
Newark Liberty International Airport
2026-10-03 05:14 UTC UAL2840 / UA2840 — 8 kt 270° EWR → DFW EWR → DFW Newark Liberty International Airport
→
Dallas-fort Worth International Airport
2026-10-03 00:30 UTC UAL733 / UA733 — 1 kt 186° YVR → EWR YVR → EWR Vancouver International Airport
→
Newark Liberty International Airport
2026-10-02 18:42 UTC UAL1292 / UA1292 — 1 kt 245° ORD → YVR ORD → YVR Chicago O'hare International Airport
→
Vancouver International Airport
2026-10-01 14:42 UTC UAL1878 / UA1878 — 8 kt 217° AUS → ORD AUS → ORD Austin-bergstrom International Airport
→
Chicago O'hare International Airport
2026-10-01 02:40 UTC UAL2150 / UA2150 — 0 kt 177° SFO → AUS SFO → AUS San Francisco International Airport
→
Austin-bergstrom International Airport
2026-09-29 06:00 UTC UAL292 / UA292 — 0 kt 163° AUS → SFO AUS → SFO Austin-bergstrom International Airport
→
San Francisco International Airport
2026-09-29 01:42 UTC UAL1942 / UA1942 — 0 kt 177° DEN → AUS DEN → AUS Denver International Airport
→
Austin-bergstrom International Airport
2026-09-28 22:20 UTC UAL1969 / UA1969 — 0 kt 197° —
2026-09-28 18:14 UTC UAL1836 / UA1836 FL7 152 kt 7° —

Live location data from OpenSky Network

Airframe Info
Manufacturer Boeing
Model 737-924/ER Search all Boeing 737-924/ER
Year built 2009
Construction Number (C/N) 32833
Aircraft Type Fixed wing multi engine
Number of Seats 191
Number of Engines 2
Engine Type Turbofan
Engine Manufacturer and Model CFM International CFM56-7B27
Aircraft
Registration Number N77431
Mode S (ICAO24) Code aa7abe
Certification Class Standard
Certification Issued 2009-01-29
Air Worthiness Test 2009-01-29
Last Action Taken 2025-01-02
Current Status Valid
Owner
Registration Type Corporation
Owner UNITED AIRLINES INC
Address Willis Tower 233 S Wacker Dr
Chicago, IL 60606
United States
Region Great Lakes