Cancelled
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Departure: Wed, Jun 3, 2026
Scheduled:
19:05
Arrival: Thu, Jun 4, 2026
Scheduled:
09:40
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AS 5603 Flight Status & Schedule

Date Departure Arrival Status
Jun 03 19:05 09:40
Cancelled
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May 31 19:10 09:29
En-Route
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May 29 19:33 10:01
Landed Late
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Alaska Airlines AS 5603 Portland to Reykjavik Flight Information

Alaska Airlines Flight AS5603 connects Portland, United States to Reykjavik, Iceland, taking off from Portland International Airport PDX and landing at Keflavik International Airport KEF.

How long is the AS5603 flight from Portland to Reykjavik?

The average flight time from Portland to Reykjavik is 7 hours and 23 minutes. The flight distance is 5997 km / 3726 miles and the average flight speed is 805 km/h / 500 mph.

How many AS5603 flights are operated per week?

3 flights per week. The flight AS5603 is operated on Monday, Thursday and Saturday.

What is the On-Time Performance (OTP) of Alaska Airlines Flight AS5603 Portland to Reykjavik?

The Airportia On-Time Performance Rating for Alaska Airlines Flight AS5603 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.

When was the latest AS5603 flight?

The latest flight was scheduled for Thursday, June 4th, 2026 but was cancelled.

How else can the flight AS5603 be referenced as?

This Alaska Airlines flight can also be referenced as ASA5603, AS 5603, ASA 5603.

How often is flight AS5603 delayed?

On average, 33% of all AS5603 flights are delayed. The average delay is 21 minutes.

Can I get compensation for my delayed or cancelled AS5603 flight or baggage issues?

If your AS5603 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 AS5603 Flight Tracker above for more details.

AS5603 Flight Delay Compensation up to 600€!

Claim compensation for your flight delay or cancellation!

Flight delays happen, but that doesn’t mean you have to accept them. You may be entitled to as much as 600€ in compensation if your flight has been delayed, cancelled or overbooked within the last three years. Claim Compensation Now >

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AS5603 and Portland PDX to Reykjavik KEF Flights

Other flights departing from Portland PDX: FI662, DL1238, AS3121, WN3718

Other flights arriving at Reykjavik KEF: FI662, BA800, SK595, SK4787

All flights connecting Portland PDX to Reykjavik KEF.

AS5603 Alaska Airlines Flight: Portland to Reykjavik Route Map

Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.