UA 3878 New York to Chicago Flight Status

United Airlines Flight UA3878 from New York Newark Liberty International Airport EWR to Chicago O'Hare International Airport ORD is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on September 11th, 2025.
Check the table below for UA3878's most recent flight history:

UA 3878 Flight Status & Schedule

Date Departure Arrival Status
Sep 11 19:25 20:08
Delayed
Track >
Aug 26 18:40 19:50
Cancelled
Track >
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United Airlines UA 3878 New York to Chicago Flight Information

United Airlines Flight UA3878 connects New York, United States to Chicago, United States, taking off from New York Newark Liberty International Airport EWR and landing at Chicago O'Hare International Airport ORD.

How long is the UA3878 flight from New York to Chicago?

The average flight time from New York to Chicago is 1 hour and 43 minutes. The flight distance is 1154 km / 717 miles and the average flight speed is 603 km/h / 374 mph.

What is the On-Time Performance (OTP) of United Airlines Flight UA3878 New York to Chicago?

The Airportia On-Time Performance Rating for United Airlines Flight UA3878 is 4.5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight UA3878 arriving at?

Flight UA3878 arrives at Chicago O'Hare International Airport (ORD) Terminal 1.

When was the latest UA3878 flight?

The latest flight took off on Friday, September 12th, 2025 with the flight status being En-Route on 20:08.

How else can the flight UA3878 be referenced as?

This United Airlines flight can also be referenced as UAL3878, UA 3878, UAL 3878.

How often is flight UA3878 delayed?

On average, 50% of all UA3878 flights are delayed. The average delay is 55 minutes.

Can I get compensation for my delayed or cancelled UA3878 flight or baggage issues?

If your UA3878 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 UA3878 Flight Tracker above for more details.

UA3878 and New York EWR to Chicago ORD Flights

Other flights departing from New York EWR: AC8877, UA2072, UA205, UA633

Other flights arriving at Chicago ORD: NK3074, OO6252, UA2362, UA1209

All flights connecting New York EWR to Chicago ORD.

UA3878 United Airlines Flight: New York to Chicago Route Map

UA3878 United Airlines Flight Map: New York to Chicago
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.