| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Sep 02 | PHX | SEA | 10:01 | 12:31 |
Delayed
|
Track > |
| Sep 01 | PHX | SEA | 13:30 | 12:14 |
Unknown
|
Track > |
| Aug 31 | PHX | SEA | 10:04 | 12:36 |
Landed Late
|
Track > |
| Aug 30 | PHX | SEA | 09:29 | 12:02 |
Landed
|
Track > |
| Aug 29 | PHX | SEA | 09:17 | 11:47 |
Landed
|
Track > |
| Aug 28 | PHX | SEA | 09:38 | 12:05 |
Landed
|
Track > |
| Aug 27 | PHX | SEA | 09:30 | 12:05 |
Landed
|
Track > |
| Aug 26 | PHX | SEA | 09:39 | 12:08 |
Landed
|
Track > |
| Aug 25 | PHX | SEA | 09:39 | 12:06 |
Landed
|
Track > |
| Aug 24 | PHX | SEA | 09:19 | 11:47 |
Landed
|
Track > |
Alaska Airlines Flight AS603 connects Phoenix, United States to Seattle, United States, taking off from Phoenix Sky Harbor International Airport PHX and landing at Seattle Tacoma International Airport SEA.
How long is the AS603 flight from Phoenix to Seattle?
The average flight time from Phoenix to Seattle is 2 hours and 30 minutes. The flight distance is 1782 km / 1107 miles and the average flight speed is 697 km/h / 433 mph.
How many AS603 flights are operated per week?
7 flights per week. The flight AS603 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday.
What is the On-Time Performance (OTP) of Alaska Airlines Flight AS603 Phoenix to Seattle?
The Airportia On-Time Performance Rating for Alaska Airlines Flight AS603 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest AS603 flight?
The latest flight took off on Wednesday, September 2nd, 2026 with the flight status being En-Route on 12:31.
How else can the flight AS603 be referenced as?
This Alaska Airlines flight can also be referenced as ASA603, AS0603, AS 603, ASA 603.
How often is flight AS603 delayed?
On average, 20% of all AS603 flights are delayed. The average delay is 19 minutes.
Can I get compensation for my delayed or cancelled AS603 flight or baggage issues?
If your AS603 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.
See our AS603 Flight Tracker above for more details.
Flight AS603 is code-shared by 2 airlines using the flight numbers DE5071, QR3317
Other flights departing from Phoenix PHX: AA2226, F93872, WN4979, WN3228
Other flights arriving at Seattle SEA: DL347, AS468, WN242, AS735
All flights connecting Phoenix PHX to Seattle SEA.
