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AV2028

IAD → SEA · Boeing 737-800 · United Airlines

For travellers

Departure · Washington, DC (IAD)

Gate D20
Scheduled 03 Oct 17:45 · Departed 03 Oct 17:37 · early
Board status: InAir
Airborne since 03 Oct 17:39 (ADS-B)

Arrival · Seattle (SEA)

Gate B9
Scheduled 03 Oct 20:37 · Estimated 03 Oct 20:22 · early
Board status: Landed
Landed 03 Oct 20:19 (ADS-B)

Board data from mwaa, sea, updated 612 min ago; times local to each airport.

Flight

Status
Completed
Arrival confirmed via
ADS-B (ground reading)
Departure
Washington Dulles International Airport (IAD) — Washington, DC, United States
Scheduled departure
2026-10-03 21:45 UTC
Departed
2026-10-03 21:39 UTC
Arrival
Seattle Tacoma International Airport (SEA) — Seattle, United States
Scheduled arrival
2026-10-04 03:37 UTC
Estimated arrival
2026-10-04 03:22 UTC
Also flies as
UA1128
Codeshares
AV2028, AZ4416, CM2766, ET1368, LH7484, OS7907, SN8849
Distance flown
3848 km
Straight-line distance
3702 km
Approach distance
83 km

Aircraft

Registration
N87513
Type
Boeing 737-800
Seats
166 total (102 Economy, 48 Economy Plus, 16 First)
CO2 (EMEP est., total)
84.5 t (699 kg/pax Business, 489 kg/pax Economy)

Altitude & speed

Max altitude
36,025 ft
Max ground speed
450 kt
Tracked
5h 41m · 3,843 km
Altitude (ft, max 36,025)
019,45438,9070m1h 0m2h 0m3h 0m4h 0m5h 0m
Ground speed (kt, max 450)
02434860m1h 0m2h 0m3h 0m4h 0m5h 0m
Altitude (ft, max 36,025)
019,45438,9070m2h 0m4h 0m
Ground speed (kt, max 450)
02434860m2h 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
2026-10-03 21:39 UTC UAL1128 IAD → SEA
Washington, DC → Seattle
 N87513 Boeing 737-800 Completed 3848 km
2026-10-02 21:36 UTC UAL1128 IAD → SEA
Washington, DC → Seattle
 N27526 Boeing 737 MAX 9 Completed 3823 km
2026-10-01 21:43 UTC UAL1128 IAD → SEA
Washington, DC → Seattle
 N17460 Boeing 737 MAX 9 Completed 3877 km
2026-09-30 22:00 UTC UAL1128 IAD → SEA
Washington, DC → Seattle
 N17467 Boeing 737 MAX 9 Completed 3888 km
2026-09-29 21:49 UTC UAL1128 IAD → SEA
Washington, DC → Seattle
 N17566 Boeing 737 MAX 9 Completed 3847 km

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