| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jul 03 | SFO | ONT | 11:12 | 12:12 |
En-Route
|
Track > |
| Jul 02 | SFO | ONT | 11:03 | 11:59 |
Landed
|
Track > |
| Jul 01 | SFO | ONT | 11:27 | 12:23 |
Landed
|
Track > |
| Jun 30 | SFO | ONT | 11:06 | 12:04 |
Landed
|
Track > |
| Jun 29 | SFO | ONT | 11:03 | 11:59 |
Landed
|
Track > |
| Jun 28 | SFO | ONT | 11:11 | 12:07 |
Landed
|
Track > |
| Jun 27 | SFO | ONT | 11:04 | 11:59 |
Landed
|
Track > |
| Jun 26 | SFO | ONT | 11:21 | 12:15 |
Landed
|
Track > |
| Jun 25 | SFO | ONT | 11:00 | 12:00 |
Landed
|
Track > |
| Jun 24 | SFO | ONT | 10:58 | 11:55 |
Landed
|
Track > |
United Airlines Flight UA2661 connects San Francisco, United States to Ontario, United States, taking off from San Francisco International Airport SFO and landing at Ontario International Airport ONT.
How long is the UA2661 flight from San Francisco to Ontario?
The average flight time from San Francisco to Ontario is 56 minutes. The flight distance is 585 km / 363 miles and the average flight speed is 618 km/h / 384 mph.
How many UA2661 flights are operated per week?
7 flights per week. The flight UA2661 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday.
What is the On-Time Performance (OTP) of United Airlines Flight UA2661 San Francisco to Ontario?
The Airportia On-Time Performance Rating for United Airlines Flight UA2661 is 5/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight UA2661 arriving at?
Flight UA2661 arrives at Ontario International Airport (ONT) Terminal 2.
When was the latest UA2661 flight?
The latest flight took off on Friday, July 3rd, 2026 with the flight status being En-Route on 12:12.
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, 20% of all UA2661 flights are delayed. The average delay is 7 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.
Flight UA2661 is code-shared by 1 airline using the flight number AC4322
Other flights departing from San Francisco SFO: UA717, UA893, UA1604, UA611
Other flights arriving at Ontario ONT: WN3062, UA430, DL3172, WN2298
All flights connecting San Francisco SFO to Ontario ONT.