AS 3478 Portland to Denver Flight Status

Alaska Airlines Flight AS3478 from Portland International Airport PDX to Denver International Airport DEN is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on October 12th, 2025.
Check the table below for AS3478's most recent flight history:

AS 3478 Flight Status & Schedule

Date Departure Arrival Status
Oct 12 14:34 17:45
Landed
Track >
Oct 11 14:57 18:04
Landed
Track >
Oct 10 14:38 17:47
Landed
Track >
Oct 09 15:21 18:32
Landed Late
Track >
Oct 08 14:40 17:52
Landed
Track >

Alaska Airlines AS 3478 Portland to Denver Flight Information

Alaska Airlines Flight AS3478 connects Portland, United States to Denver, United States, taking off from Portland International Airport PDX and landing at Denver International Airport DEN.

How long is the AS3478 flight from Portland to Denver?

The average flight time from Portland to Denver is 2 hours and 13 minutes. The flight distance is 1592 km / 989 miles and the average flight speed is 716 km/h / 445 mph.

What is the On-Time Performance (OTP) of Alaska Airlines Flight AS3478 Portland to Denver?

The Airportia On-Time Performance Rating for Alaska Airlines Flight AS3478 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.

When was the latest AS3478 flight?

The latest flight took off on Monday, October 13th, 2025 with the flight status being Landed on 17:45.

How else can the flight AS3478 be referenced as?

This Alaska Airlines flight can also be referenced as ASA3478, AS 3478, ASA 3478.

How often is flight AS3478 delayed?

On average, 57% of all AS3478 flights are delayed. The average delay is 21 minutes.

Can I get compensation for my delayed or cancelled AS3478 flight or baggage issues?

If your AS3478 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 AS3478 Flight Tracker above for more details.

AS3478 and Portland PDX to Denver DEN Flights

Flight AS3478 is code-shared by 1 airline using the flight number HA6338

Other flights departing from Portland PDX: AS2598, AS1106, OO202, OO201

Other flights arriving at Denver DEN: WN2862, WN1871, WN1294, UA5970

All flights connecting Portland PDX to Denver DEN.

AS3478 Alaska Airlines Flight: Portland to Denver Route Map

AS3478 Alaska Airlines Flight Map: Portland to Denver
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.