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UAL1660

ORD → SEA · Boeing 737-800 · United Airlines

For travellers

Departure · Chicago (ORD)

Terminal 3 · Gate G12
Scheduled 28 Sep 13:29 · Departed 28 Sep 13:31
Board status: Active
Airborne since 28 Sep 13:38 (ADS-B)

Board data from ord, updated 6592 min ago; times local to each airport.

Flight

Status
Completed
Arrival confirmed via
ADS-B (callsign change)
Departure
Chicago O'Hare International Airport (ORD) — Chicago, United States
Scheduled departure
2026-09-28 18:29 UTC
Departed
2026-09-28 18:38 UTC
Arrival
Seattle Tacoma International Airport (SEA) — Seattle, United States
Also flies as
Distance flown
2943 km
Straight-line distance
2762 km
Approach distance
73 km

Aircraft

Registration
Type
Boeing 737-800
Seats
166 total (102 Economy, 48 Economy Plus, 16 First)

Altitude & speed

Max altitude
30,025 ft
Max ground speed
448 kt
Tracked
4h 22m · 2,932 km
Altitude (ft, max 30,025)
016,21432,4270m1h 0m2h 0m3h 0m4h 0m
Ground speed (kt, max 448)
02424840m1h 0m2h 0m3h 0m4h 0m
Altitude (ft, max 30,025)
016,21432,4270m2h 0m4h 0m
Ground speed (kt, max 448)
02424840m2h 0m4h 0m

From the ADS-B positions we received; time since the first fix. A dashed stretch is a gap in reception, bridged by a straight line.

Route map

Airline

United Airlines (UAL)

Latest flights

DepartedFlightRouteRegAircraftStatusDistance
2026-10-02 23:53 UTC UAL1660 SEA → IAH
Seattle → Houston
N37504 Boeing 737 MAX 9 Completed (landing confirmed by airport data) 3069 km
2026-10-02 18:58 UTC UAL1660 ORD → SEA
Chicago → Seattle
N77542 Boeing 737-800 Completed 2877 km
2026-10-02 00:08 UTC UAL1660 SEA → IAH
Seattle → Houston
N17458 Boeing 737 MAX 9 Completed (landing confirmed by airport data) 3545 km
2026-10-01 18:28 UTC UAL1660 ORD → SEA
Chicago → Seattle
N37263 Boeing 737-800 Completed 2891 km
2026-09-30 23:59 UTC UAL1660 SEA → IAH
Seattle → Houston
N37450 Boeing 737 MAX 9 Completed (landing confirmed by airport data) 3366 km
2026-09-30 18:50 UTC UAL1660 ORD → SEA
Chicago → Seattle
N18223 Boeing 737-800 Completed 2903 km
2026-09-30 14:27 UTC UAL1660 DCA → ORD
Washington → Chicago
N18223 Boeing 737-800 Completed 1148 km
2026-09-29 21:19 UTC UAL1660 ORD → SEA
Chicago → Seattle
N73276 Boeing 737-800 Completed 2911 km
2026-09-28 23:56 UTC UAL1660 SEA → IAH
Seattle → Houston
N77598 Boeing 737 MAX 9 Completed (landing presumed) 3078 km
2026-09-28 18:38 UTC UAL1660 ORD → SEA
Chicago → Seattle
N12218 Boeing 737-800 Completed 2943 km
2026-09-27 20:09 UTC UAL1660 ORD → SEA
Chicago → Seattle
N75428 Boeing 737-900 Completed 2925 km
2026-09-27 00:14 UTC UAL1660 SEA → IAH
Seattle → Houston
N37508 Boeing 737 MAX 9 Incomplete (signal lost) 3103 km
2026-09-26 18:59 UTC UAL1660 ORD → SEA
Chicago → Seattle
N16234 Boeing 737-800 Completed 2922 km
2026-09-25 23:59 UTC UAL1660 SEA → IAH
Seattle → Houston
N17408 Boeing 737 MAX 9 Completed (landing presumed) 3193 km
2026-09-25 18:34 UTC UAL1660 ORD → SEA
Chicago → Seattle
N437UA Airbus A320 233 Completed 2855 km
2026-09-25 00:02 UTC UAL1660 SEA → IAH
Seattle → Houston
N37560 Boeing 737 MAX 9 Completed 3102 km
2026-09-24 18:35 UTC UAL1660 ORD → SEA
Chicago → Seattle
N47281 Boeing 737 MAX 8 Completed 2972 km
2026-09-23 23:57 UTC UAL1660 SEA → IAH
Seattle → Houston
N27477 Boeing 737-900 Completed (landing presumed) 3160 km
2026-09-23 18:55 UTC UAL1660 ORD → SEA
Chicago → Seattle
N75435 Boeing 737-900 Completed 2864 km
2026-09-22 23:58 UTC UAL1660 SEA → IAH
Seattle → Houston
N17596 Boeing 737 MAX 9 Incomplete (signal lost) 3120 km
2026-09-22 18:56 UTC UAL1660 ORD → SEA
Chicago → Seattle
N39418 Boeing 737-900 Completed 2849 km
2026-09-22 01:00 UTC UAL1660 SEA → IAH
Seattle → Houston
N75429 Boeing 737-900 Completed 3071 km
2026-09-21 18:56 UTC UAL1660 ORD → SEA
Chicago → Seattle
N75433 Boeing 737-900 Completed 2902 km
2026-09-21 14:40 UTC UAL1660 AUS → ORD
Austin → Chicago
N75433 Boeing 737-900 Completed 1687 km
2026-09-20 19:34 UTC UAL1660 ORD → SEA
Chicago → Seattle
N881UA Airbus A319 Completed 2914 km
2026-09-20 17:15 UTC UAL1660 DSM → ORD
Des Moines → Chicago
N881UA Airbus A319 Completed 565 km
2026-09-19 19:55 UTC UAL1660 ORD → SEA
Chicago → Seattle
N25201 Boeing 737-800 Completed 2982 km
2026-09-19 00:43 UTC UAL1660 SEA → IAH
Seattle → Houston
N38446 Boeing 737-900 Incomplete (signal lost) 3176 km
2026-09-18 18:34 UTC UAL1660 ORD → SEA
Chicago → Seattle
N45440 Boeing 737-900 Completed 2988 km
2026-09-18 01:26 UTC UAL1660 SEA → IAH
Seattle → Houston
N37413 Boeing 737-900 Completed 3240 km
2026-09-17 20:02 UTC UAL1660 ORD → SEA
Chicago → Seattle
N64809 Boeing 737-900 Completed 3020 km
2026-09-16 18:53 UTC UAL1660 ORD → SEA
Chicago → Seattle
N75432 Boeing 737-900 Completed 3073 km
2026-09-15 20:09 UTC UAL1660 ORD → SEA
Chicago → Seattle
N64809 Boeing 737-900 Completed 3038 km
2026-09-14 19:17 UTC UAL1660 ORD → SEA
Chicago → Seattle
N39463 Boeing 737-900 Completed 3153 km
2026-09-13 23:58 UTC UAL1660 SEA → IAH
Seattle → Houston
N37434 Boeing 737-900 Completed 3270 km
2026-09-13 18:29 UTC UAL1660 ORD → SEA
Chicago → Seattle
N37413 Boeing 737-900 Completed 3032 km
2026-09-12 19:28 UTC UAL1660 ORD → SEA
Chicago → Seattle
N78285 Boeing 737-800 Completed 3023 km
2026-09-11 23:59 UTC UAL1660 SEA → IAH
Seattle → Houston
N69839 Boeing 737-900 Incomplete (signal lost) 3287 km
2026-09-11 18:41 UTC UAL1660 ORD → SEA
Chicago → Seattle
N69824 Boeing 737-900 Completed 3018 km
2026-09-10 18:54 UTC UAL1660 ORD → SEA
Chicago → Seattle
N62884 Boeing 737-900 Completed 3113 km
2026-09-09 23:56 UTC UAL1660 SEA → IAH
Seattle → Houston
N63820 Boeing 737-900 Incomplete (signal lost) 3336 km
2026-09-09 18:56 UTC UAL1660 ORD → SEA
Chicago → Seattle
N67812 Boeing 737-900 Completed 3023 km
2026-09-08 00:14 UTC UAL1660 SEA → IAH
Seattle → Houston
N69804 Boeing 737-900 Completed 3255 km
2026-09-07 00:08 UTC UAL1660 SEA → IAH
Seattle → Houston
N17336 Boeing 737 MAX 8 Incomplete (signal lost) 3267 km
2026-09-06 00:15 UTC UAL1660 SEA → IAH
Seattle → Houston
N17423 Boeing 737 MAX 9 Incomplete (signal lost) 3292 km
2026-09-05 00:16 UTC UAL1660 SEA → IAH
Seattle → Houston
N37474 Boeing 737-900 Completed 3180 km
2026-09-04 01:29 UTC UAL1660 SEA → IAH
Seattle → Houston
N39423 Boeing 737-900 Incomplete (signal lost) 3276 km
2026-09-03 00:16 UTC UAL1660 SEA → IAH
Seattle → Houston
N57286 Boeing 737 MAX 8 Completed 3358 km
2026-09-02 00:13 UTC UAL1660 SEA → IAH
Seattle → Houston
N37551 Boeing 737 MAX 9 Incomplete (signal lost) 3470 km
2026-09-01 00:45 UTC UAL1660 SEA → IAH
Seattle → Houston
N73445 Boeing 737-900 Incomplete (signal lost) 3202 km

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