Are you looking for the June 4th, 2026 UA 121 Barcelona to New York flight? Click here to go to our UA121 Barcelona to New York Flight Status page >

UA 121 Boston to New York Flight Status

United Airlines Flight UA121 from Boston Logan International Airport BOS to New York Newark Liberty International Airport EWR is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on September 6th, 2025.
Check the table below for UA121's most recent flight history:

UA 121 Flight Status & Schedule

Date Departure Arrival Status
Sep 06 16:27 18:22
Unknown
Track >
Sep 06 06:00 19:07
Delayed >3h
Track >

United Airlines UA 121 Boston to New York Flight Information

United Airlines Flight UA121 connects Boston, United States to New York, United States, taking off from Boston Logan International Airport BOS and landing at New York Newark Liberty International Airport EWR.

What is the On-Time Performance (OTP) of United Airlines Flight UA121 Boston to New York?

The Airportia On-Time Performance Rating for United Airlines Flight UA121 is 5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight UA121 arriving at?

Flight UA121 arrives at New York Newark Liberty International Airport (EWR) Terminal C.

When was the latest UA121 flight?

The latest flight took off on Saturday, September 6th, 2025 with the flight status being Unknown on 18:22.

How else can the flight UA121 be referenced as?

This United Airlines flight can also be referenced as UAL121, UA0121, UA 121, UAL 121.

How often is flight UA121 delayed?

On average, 0% of all UA121 flights are delayed. The average delay is 0 minutes.

Can I get compensation for my delayed or cancelled UA121 flight or baggage issues?

If your UA121 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 UA121 Flight Tracker above for more details.

UA121 and Boston BOS to New York EWR Flights

Flight UA121 is code-shared by 3 airlines using the flight numbers AC3116, LX3006, SN9035

Other flights departing from Boston BOS: DL5760, TJ433, DL5655, B62289

Other flights arriving at New York EWR: UA3418, UA3670, UA2743, UA427

All flights connecting Boston BOS to New York EWR.

UA121 United Airlines Flight: Boston to New York Route Map

UA121 United Airlines Flight Map: Boston to New York
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.