AS543 Flight Status Alaska Airlines: Dallas to Seattle (ASA543)

Alaska Airlines flight AS 543 links Dallas and Seattle, 2,668 km (1,658 mi) apart, and flies daily. With 4 h 26 min in the timetable and a usual flight time of about 3 h 40 min, it often makes up time. Today's flight is scheduled for 06:02 but expected to leave 9 h 29 min late, at 15:31.

Alaska Airlines AS 543

Delayed 9h29'

Dallas

Dallas Fort Worth International Airport (DFW)

All DFW Departures >

Terminal: E | Gate: E11

Departure: Tue, Nov 3, 2026 · local time CST

Scheduled
06:02
Estimated
15:31

Seattle

Seattle Tacoma International Airport (SEA)

All SEA Arrivals >

Gate: N2

Arrival: Tue, Nov 3, 2026 · local time PST

Scheduled
08:30

Departs in 3h 53m 0%

DFW 15:31 SEA 17:59

2,668 km (1,658 mi) to fly

Route map DFW to SEA Map of the great-circle route from Dallas Fort Worth International Airport, United States to Seattle Tacoma International Airport, United States, 2668 km. The plane shows an estimated position based on departure and arrival times. Map data: Natural Earth. UNITED STATES DFW SEA Map data: Natural Earth

Estimated position based on departure and arrival times, not live tracking. Times are local at each airport.

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Distance: 2668 km / 1658 miles · Scheduled Duration: 04:28 · Typical Duration: 03:40

AS 543 Flight Status & Schedule Alaska Airlines Dallas to Seattle

Date From To Departure Arrival Status Details
Nov 03 DFW SEA 06:02 08:30 Delayed >3h Track >
Nov 02 DFW SEA 06:11 07:53 Landed Track >
Nov 01 DFW SEA 06:11 07:49 Landed Track >
Oct 31 DFW SEA 06:17 08:24 En-Route Track >
Oct 30 DFW SEA 06:13 07:50 Landed Track >
Oct 29 DFW SEA 06:19 08:08 Landed Track >
Oct 28 DFW SEA 06:16 08:07 Landed Track >
Oct 27 DFW SEA 06:19 08:08 Landed Track >
Oct 26 DFW SEA 06:31 08:06 Landed Track >

< All Dallas DFW Departures All Seattle SEA Arrivals >

About AS 543

Route
Dallas Fort Worth International Airport DFW to Seattle Tacoma International Airport SEA
Distance
2,668 km (1,658 mi)
Typical flight time
3 h 40 min
Flies
Daily
On time
7 of the last 7
Usually departs from
Terminal E, gate E11

AS 543 FAQ

How long is the AS543 flight?
The timetable allows 4 h 26 min. Dallas to Seattle is 2,668 km (1,658 mi).
How often is AS543 late?
None of the last 7 flights arrived 15 or more minutes late.
Which days does AS543 fly?
Daily: it was scheduled on each of the last 7 days.
Which terminal does AS543 use?
It usually leaves from Terminal E, gate E11 at Dallas Fort Worth International Airport (DFW). Check the flight card above for today's terminal and gate.
What other flight numbers does AS543 have?
Also listed as ASA543 (Alaska Airlines' ICAO code) and AS 543.

AS543 and Dallas DFW to Seattle SEA Flights

Flight AS543 is code-shared by 2 airlines using the flight numbers CX7836, QR8817

Other flights departing from Dallas DFW: F92402, AA2955, AA1974, F93211

Other flights arriving at Seattle SEA: DL166, DL966, OO3344

All flights connecting Dallas DFW to Seattle SEA.