| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Aug 04 | STL | ORD | 17:58 | 19:59 |
Delayed
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| Aug 01 | STL | ORD | 17:19 | 19:12 |
Scheduled
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| Jul 30 | STL | ORD | 17:58 | 19:59 |
Scheduled
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| Jul 28 | STL | ORD | 18:53 | 19:44 |
Landed
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| Jul 25 | STL | ORD | 17:22 | 18:18 |
Landed
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| Jul 23 | STL | ORD | 18:11 | 19:05 |
Landed
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| Jul 21 | STL | ORD | 17:59 | 18:54 |
Landed
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Finnair Flight AY4109 connects St. Louis, United States to Chicago, United States, taking off from St. Louis Lambert International Airport STL and landing at Chicago O'Hare International Airport ORD.
How long is the AY4109 flight from St. Louis to Chicago?
The average flight time from St. Louis to Chicago is 54 minutes. The flight distance is 415 km / 258 miles and the average flight speed is 354 km/h / 220 mph.
What is the On-Time Performance (OTP) of Finnair Flight AY4109 St. Louis to Chicago?
The Airportia On-Time Performance Rating for Finnair Flight AY4109 is 5/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight AY4109 arriving at?
Flight AY4109 arrives at Chicago O'Hare International Airport (ORD) Terminal 3.
When was the latest AY4109 flight?
The latest flight took off on Wednesday, August 5th, 2026 with the flight status being Scheduled on 19:59.
How else can the flight AY4109 be referenced as?
This Finnair flight can also be referenced as FIN4109, AY 4109, FIN 4109.
How often is flight AY4109 delayed?
On average, 0% of all AY4109 flights are delayed. The average delay is 0 minutes.
Can I get compensation for my delayed or cancelled AY4109 flight or baggage issues?
If your AY4109 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 AY4109 Flight Tracker above for more details.
Other flights departing from St. Louis STL: AA2714, UA1639, AA2731, YX4537
Other flights arriving at Chicago ORD: AA2340, AA1592, OO5483, YX4537
All flights connecting St. Louis STL to Chicago ORD.
