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UA2661 Flight Status United Airlines: San Francisco to Boston (UAL2661)

Are you looking for the July 18th, 2026 UA 2661 San Francisco to Ontario flight? Click here to go to our UA2661 San Francisco to Ontario Flight Status page >

UA 2661 San Francisco to Boston Flight Status

United Airlines Flight UA2661 from San Francisco International Airport SFO to Boston Logan International Airport BOS is not scheduled for today July 18th, 2026.
The last time the flight was scheduled was on May 20th, 2026.
Check the table below for UA2661's most recent flight history:

UA 2661 Flight Status & Schedule

Date Departure Arrival Status
May 20 15:06 23:06
Landed Late
 Track >
May 13 15:09 23:11
Landed Late
 Track >
May 06 14:30 23:08
Unknown
 Track >
< All SFO Departures All BOS Arrivals >

United Airlines UA 2661 San Francisco to Boston Flight Information

United Airlines Flight UA2661 connects San Francisco, United States to Boston, United States, taking off from San Francisco International Airport SFO and landing at Boston Logan International Airport BOS.

How long is the UA2661 flight from San Francisco to Boston?

The average flight time from San Francisco to Boston is 5 hours and 13 minutes. The flight distance is 4341 km / 2697 miles and the average flight speed is 834 km/h / 518 mph.

What is the On-Time Performance (OTP) of United Airlines Flight UA2661 San Francisco to Boston?

The Airportia On-Time Performance Rating for United Airlines Flight UA2661 is 4.6/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight UA2661 arriving at?

Flight UA2661 arrives at Boston Logan International Airport (BOS) Terminal B.

When was the latest UA2661 flight?

The latest flight took off on Thursday, May 21st, 2026 with the flight status being Landed on 23:06.

How else can the flight UA2661 be referenced as?

This United Airlines flight can also be referenced as UAL2661, UA 2661, UAL 2661.

How often is flight UA2661 delayed?

On average, 100% of all UA2661 flights are delayed. The average delay is 21 minutes.

Can I get compensation for my delayed or cancelled UA2661 flight or baggage issues?

If your UA2661 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 UA2661 Flight Tracker above for more details.

UA2661 and San Francisco SFO to Boston BOS Flights

Flight UA2661 is code-shared by 2 airlines using the flight numbers NZ9013, VA8307

Other flights departing from San Francisco SFO: WN3115, UA635, UA5435, UA1756

Other flights arriving at Boston BOS: B6388, WN1423, AA1933, AA4436

All flights connecting San Francisco SFO to Boston BOS.

UA2661 United Airlines Flight: San Francisco to Boston Route Map

Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
New Flights: UJ7603 ZH8897 SY4001 EM4682 9K2342 QK197 CW2000 OH5403 A87307 3U6995
See Also: Flight Tracker Airports Airlines News Flights Monitor Delay Compensation
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.