AY4120 Flight Status Finnair: Chicago to St. Louis (FIN4120)

How long is the AY4120 flight from Chicago to St. Louis?

The average flight time from Chicago to St. Louis is 47 minutes. The flight distance is 415 km / 258 miles and the average flight speed is 534 km/h / 332 mph.

How many AY4120 flights are operated per week?

1 flight per week. The flight AY4120 is operated on Wednesday.

What is the On-Time Performance (OTP) of Finnair Flight AY4120 Chicago to St. Louis?

The Airportia On-Time Performance Rating for Finnair Flight AY4120 is 4.4/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight AY4120 arriving at?

Flight AY4120 arrives at St. Louis Lambert International Airport (STL) Terminal 1.

When was the latest AY4120 flight?

The latest flight took off on Wednesday, October 14th, 2026 with the flight status being En-Route on 01:35.

How else can the flight AY4120 be referenced as?

This Finnair flight can also be referenced as FIN4120, AY 4120, FIN 4120.

How often is flight AY4120 delayed?

On average, 50% of all AY4120 flights are delayed. The average delay is 76 minutes.

Can I get compensation for my delayed or cancelled AY4120 flight or baggage issues?

If your AY4120 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.