Apparatus

Try JFK, AAL1290, BAW, or N225AN.

route Route

COS → SEA

1,715 km avg 4h 10m 0 airlines

Departure

COS KCOS VFR

City of Colorado Springs Municipal Airport

Colorado Springs, US

Local time
12:00 MDT
Timezone
America/Denver
Type
Large Airport
Elevation
6,187 ft
Coordinates
38.8058, -104.7010

cloud Weather

Wind
10° / 9G19 kt
Visibility
10 SM
Ceiling
FEW 12,000 ft, SCT 23,000 ft
Temp / Dew
30°C / -4°C
Altimeter
30.10 inHg

Obs: 2026-09-11T16:54:00.000Z

Raw METAR / TAF 
METAR KCOS 111654Z 01009G19KT 10SM FEW120 SCT230 30/M04 A3010 RMK AO2 SLP090 T03001039

TAF KCOS 111720Z 1118/1218 35012G22KT P6SM SCT150 FM111830 04008KT P6SM SCT150 FM112000 15012KT P6SM BKN120 FM120200 10006KT P6SM SCT100 FM120600 01007KT P6SM BKN120 FM121700 15007KT P6SM SCT120

flight Live Traffic

flight_takeoff 30 Departures
flight_land 21 Arrivals

Arrival

SEA KSEA VFR

Seattle–Tacoma International Airport

Seattle, US

Local time
11:00 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
433 ft
Coordinates
47.4479, -122.3103

cloud Weather

Wind
180° / 8 kt
Visibility
10 SM
Ceiling
SCT 3,000 ft, SCT 6,000 ft, BKN 22,000 ft
Temp / Dew
15°C / 8°C
Altimeter
30.02 inHg

Obs: 2026-09-11T16:53:00.000Z

Raw METAR / TAF 
METAR KSEA 111653Z 18008KT 10SM SCT030 SCT060 BKN220 15/08 A3002 RMK AO2 SLP172 T01500083 $

TAF KSEA 111503Z 1115/1218 17008KT P6SM BKN025 BKN030 OVC230 FM111900 22006KT P6SM SCT025 BKN040 FM112100 24006KT P6SM SCT030 BKN050 FM112300 24006KT P6SM SCT050 BKN100 FM120300 36004KT P6SM SCT100 BKN250

flight Live Traffic

flight_takeoff 205 Departures
flight_land 222 Arrivals
Flights tracked
1
Avg duration
4h 10m
Distance
1,715 km

Live traffic

COS → SEA. Live aircraft currently filed on this route.

Recent flights last 1

DateFlightAircraftTakeoffLandingDurationArr Δ
2026-06-30 N856GR ABBE48 Jun 30, 20:25 UTCJul 1, 00:35 UTC4h 10m -

COS → SEA frequently asked

How long is the flight from COS to SEA?
Average flight time on the COS–SEA route is 4h 10m, covering approximately 1,715 km (1,065 mi).
What is the distance from COS to SEA?
The great-circle distance from COS to SEA is approximately 1,715 km (1,065 miles).
How many flights per week from COS to SEA?
We've observed ~1 flight per day on this route across our tracking data (1 total flight recorded).
Can I track COS–SEA flights live?
Yes. The live tracker map above shows aircraft currently flying this route, filtered by departure and arrival airport.