| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Dec 15 | ORD | BWI | 16:54 | 19:16 |
Landed Late
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Track > |
| Dec 14 | ORD | BWI | 16:04 | 18:40 |
Landed
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| Dec 13 | ORD | BWI | 16:03 | 18:31 |
Landed
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| Dec 12 | ORD | BWI | 16:16 | 18:41 |
Landed
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| Dec 11 | ORD | BWI | 16:28 | 18:48 |
Landed
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| Dec 08 | ORD | BWI | 16:46 | 19:12 |
Landed
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| Dec 07 | ORD | BWI | 18:44 | 21:08 |
Delayed
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| Dec 06 | ORD | BWI | 16:12 | 18:36 |
Landed
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| Dec 05 | ORD | BWI | 16:36 | 18:57 |
Landed
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| Dec 04 | ORD | BWI | 16:32 | 18:57 |
Landed
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Track > |
American Airlines Flight AA3878 connects Chicago, United States to Baltimore, United States, taking off from Chicago O'Hare International Airport ORD and landing at Baltimore Washington International Airport BWI.
How long is the AA3878 flight from Chicago to Baltimore?
The average flight time from Chicago to Baltimore is 1 hour and 25 minutes. The flight distance is 998 km / 620 miles and the average flight speed is 705 km/h / 438 mph.
What is the On-Time Performance (OTP) of American Airlines Flight AA3878 Chicago to Baltimore?
The Airportia On-Time Performance Rating for American Airlines Flight AA3878 is 4.7/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest AA3878 flight?
The latest flight took off on Monday, December 15th, 2025 with the flight status being Landed on 19:16.
How else can the flight AA3878 be referenced as?
This American Airlines flight can also be referenced as AAL3878, AA 3878, AAL 3878.
How often is flight AA3878 delayed?
On average, 30% of all AA3878 flights are delayed. The average delay is 53 minutes.
Can I get compensation for my delayed or cancelled AA3878 flight or baggage issues?
If your AA3878 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 AA3878 Flight Tracker above for more details.
Flight AA3878 is code-shared by 3 airlines using the flight numbers AS4520, CX7571, JL7320
Other flights departing from Chicago ORD: UA1399, DL972, AA4938, AA5002
Other flights arriving at Baltimore BWI: WN113, WN1485, WN3199, WN2253
All flights connecting Chicago ORD to Baltimore BWI.