AY 4273 Chicago to St. Louis Flight Status

Finnair Flight AY4273 from Chicago O'Hare International Airport ORD to St. Louis Lambert International Airport STL is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on July 3rd, 2025.
Check the table below for AY4273's most recent flight history:

AY 4273 Flight Status & Schedule

Date Departure Arrival Status
Jul 03 23:03 23:42
Landed
Track >
Jun 26 22:38 23:54
Cancelled
Track >
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Finnair AY 4273 Chicago to St. Louis Flight Information

Finnair Flight AY4273 connects Chicago, United States to St. Louis, United States, taking off from Chicago O'Hare International Airport ORD and landing at St. Louis Lambert International Airport STL.

How long is the AY4273 flight from Chicago to St. Louis?

The average flight time from Chicago to St. Louis is 59 minutes. The flight distance is 415 km / 258 miles and the average flight speed is 477 km/h / 297 mph.

What is the On-Time Performance (OTP) of Finnair Flight AY4273 Chicago to St. Louis?

The Airportia On-Time Performance Rating for Finnair Flight AY4273 is 4.4/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight AY4273 arriving at?

Flight AY4273 arrives at St. Louis Lambert International Airport (STL) Terminal 1.

When was the latest AY4273 flight?

The latest flight took off on Friday, July 4th, 2025 with the flight status being Landed on 23:42.

How else can the flight AY4273 be referenced as?

This Finnair flight can also be referenced as FIN4273, AY 4273, FIN 4273.

How often is flight AY4273 delayed?

On average, 50% of all AY4273 flights are delayed. The average delay is 68 minutes.

Can I get compensation for my delayed or cancelled AY4273 flight or baggage issues?

If your AY4273 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 AY4273 Flight Tracker above for more details.

AY4273 and Chicago ORD to St. Louis STL Flights

Other flights departing from Chicago ORD: AA1423, AA1188, NK2175, 5Y9065

Other flights arriving at St. Louis STL: UA675, AA1188, SY1625, WN4656

All flights connecting Chicago ORD to St. Louis STL.

AY4273 Finnair Flight: Chicago to St. Louis Route Map

AY4273 Finnair Flight Map: Chicago to St. Louis
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.