UA 3666 Jacksonville to New York Flight Status

United Airlines Flight UA3666 from Jacksonville International Airport JAX to New York Newark Liberty International Airport EWR is not scheduled for today June 3rd, 2026.
The last time the flight was scheduled was on May 16th, 2026.
Check the table below for UA3666's most recent flight history:

UA 3666 Flight Status & Schedule

Date Departure Arrival Status
May 16 11:03 13:00
Landed
Track >
May 09 10:51 12:41
Landed
Track >

United Airlines UA 3666 Jacksonville to New York Flight Information

United Airlines Flight UA3666 connects Jacksonville, United States to New York, United States, taking off from Jacksonville International Airport JAX and landing at New York Newark Liberty International Airport EWR.

How long is the UA3666 flight from Jacksonville to New York?

The average flight time from Jacksonville to New York is 1 hour and 53 minutes. The flight distance is 1321 km / 821 miles and the average flight speed is 699 km/h / 434 mph.

What is the On-Time Performance (OTP) of United Airlines Flight UA3666 Jacksonville to New York?

The Airportia On-Time Performance Rating for United Airlines Flight UA3666 is 5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight UA3666 arriving at?

Flight UA3666 arrives at New York Newark Liberty International Airport (EWR) Terminal C.

When was the latest UA3666 flight?

The latest flight took off on Saturday, May 16th, 2026 with the flight status being Landed on 13:00.

How else can the flight UA3666 be referenced as?

This United Airlines flight can also be referenced as UAL3666, UA 3666, UAL 3666.

How often is flight UA3666 delayed?

On average, 0% of all UA3666 flights are delayed. The average delay is 0 minutes.

Can I get compensation for my delayed or cancelled UA3666 flight or baggage issues?

If your UA3666 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 UA3666 Flight Tracker above for more details.

UA3666 and Jacksonville JAX to New York EWR Flights

Flight UA3666 is code-shared by 2 airlines using the flight numbers AC4662, LH7730

Other flights departing from Jacksonville JAX: AA2215, AA2211, AA4516, 7Z9736

Other flights arriving at New York EWR: UA3527, UA4174, UA3618, UA1536

All flights connecting Jacksonville JAX to New York EWR.

UA3666 United Airlines Flight: Jacksonville to New York Route Map

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.