How long is the CX7842 flight?

The timetable allows 5 h 37 min. Washington to Seattle is 3,701 km (2,300 mi).

Which terminal does CX7842 use?

It usually leaves from gate B67 at Washington Dulles International Airport (IAD). Check the flight card above for today's terminal and gate.

What other flight numbers does CX7842 have?

Also listed as CPA7842 (Cathay Pacific's ICAO code) and CX 7842.

CX7842 Flight Status Cathay Pacific: Washington to Seattle (CPA7842)

Are you looking for the November 9th, 2026 CX 7842 Portland to Seattle flight? Go to our CX7842 Portland to Seattle Flight Status page >

CX 7842 Washington to Seattle Flight Status

Not scheduled today (November 9th, 2026). Latest flight: October 1st, 2026 ; recent history is in the table below.

CX 7842 Flight Status & Schedule Cathay Pacific Washington to Seattle

Date	From	To	Departure	Arrival	Status	Details
Oct 01	IAD	SEA	07:27	09:52	Landed Late	Track >
Sep 30	IAD	SEA	07:07	09:34	Landed	Track >
Sep 29	IAD	SEA	07:41	09:36	Landed	Track >
Sep 28	IAD	SEA	07:14	09:20	Landed	Track >
Sep 26	IAD	SEA	07:05	08:59	Landed	Track >
Sep 24	IAD	SEA	07:09	09:17	Landed	Track >

Cathay Pacific operates CX 7842 from Washington to Seattle, a 3,701 km (2,300 mi) trip. The timetable allows 5 h 37 min, but the flight usually takes about 5 h 5 min, so it often makes up time. It is not flying today; the last flight, on 1 October 2026, landed 15 minutes late.

< All Washington IAD Departures All Seattle SEA Arrivals >

About CX 7842

Route: Washington Dulles International Airport IAD to Seattle Tacoma International Airport SEA
Distance: 3,701 km (2,300 mi)
Typical flight time: 5 h 5 min
On time: 5 of the last 6
Average delay when late: 15 min
Usually departs from: Gate B67

CX 7842 FAQ

How long is the CX7842 flight?: The timetable allows 5 h 37 min. Washington to Seattle is 3,701 km (2,300 mi).
How often is CX7842 late?: 1 of the last 6 flights arrived 15 or more minutes late; when late, by 15 minutes on average.
Which terminal does CX7842 use?: It usually leaves from gate B67 at Washington Dulles International Airport (IAD). Check the flight card above for today's terminal and gate.
What other flight numbers does CX7842 have?: Also listed as CPA7842 (Cathay Pacific's ICAO code) and CX 7842.

CX7842 and Washington IAD to Seattle SEA Flights

Flight CX7842 is a code-share Cathay Pacific flight of the Alaska Airlines operated AS1574.

Other flights departing from Washington IAD: AA3001, AS1574, AA1896

Other flights arriving at Seattle SEA: AS1574, AS709, AS427

All flights connecting Washington IAD to Seattle SEA.