AY 4145 Chicago to Seattle Flight Status

Finnair Flight AY4145 from Chicago O'Hare International Airport ORD to Seattle Tacoma International Airport SEA is not scheduled for today June 3rd, 2026.
The last time the flight was scheduled was on May 20th, 2026.
Check the table below for AY4145's most recent flight history:

AY 4145 Flight Status & Schedule

Date Departure Arrival Status
May 20 20:33 22:33
Landed
Track >
May 19 20:13 22:07
Landed
Track >
May 18 22:47 00:42
Landed
Track >
May 17 20:13 22:43
Landed
Track >
May 16 20:08 22:01
Landed
Track >

Finnair AY 4145 Chicago to Seattle Flight Information

Finnair Flight AY4145 connects Chicago, United States to Seattle, United States, taking off from Chicago O'Hare International Airport ORD and landing at Seattle Tacoma International Airport SEA.

How long is the AY4145 flight from Chicago to Seattle?

The average flight time from Chicago to Seattle is 4 hours and 5 minutes. The flight distance is 2762 km / 1716 miles and the average flight speed is 678 km/h / 421 mph.

What is the On-Time Performance (OTP) of Finnair Flight AY4145 Chicago to Seattle?

The Airportia On-Time Performance Rating for Finnair Flight AY4145 is 4.7/5 stars. This metric is calculated using data from the past 10 flights.

When was the latest AY4145 flight?

The latest flight took off on Thursday, May 21st, 2026 with the flight status being Landed on 22:33.

How else can the flight AY4145 be referenced as?

This Finnair flight can also be referenced as FIN4145, AY 4145, FIN 4145.

How often is flight AY4145 delayed?

On average, 60% of all AY4145 flights are delayed. The average delay is 27 minutes.

Can I get compensation for my delayed or cancelled AY4145 flight or baggage issues?

If your AY4145 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 AY4145 Flight Tracker above for more details.

AY4145 and Chicago ORD to Seattle SEA Flights

Other flights departing from Chicago ORD: AA2398, AA6279, AA3451, UA5259

Other flights arriving at Seattle SEA: AA2398, UA1393, AS592, AC8810

All flights connecting Chicago ORD to Seattle SEA.

AY4145 Finnair Flight: Chicago to Seattle 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.