Are you looking for the June 4th, 2026 UA 644 Denver to Portland flight? Click here to go to our UA644 Denver to Portland Flight Status page >

UA 644 San Francisco to Pittsburgh Flight Status

United Airlines Flight UA644 from San Francisco International Airport SFO to Pittsburgh International Airport PIT is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on June 25th, 2025.
Check the table below for UA644's most recent flight history:

UA 644 Flight Status & Schedule

Date Departure Arrival Status
Jun 25 21:17 04:40
Landed
Track >
Jun 24 21:17 04:47
Landed
Track >
Jun 23 21:15 04:40
Landed
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Jun 22 21:32 04:38
Landed
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Jun 21 21:23 04:35
Landed
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United Airlines UA 644 San Francisco to Pittsburgh Flight Information

United Airlines Flight UA644 connects San Francisco, United States to Pittsburgh, United States, taking off from San Francisco International Airport SFO and landing at Pittsburgh International Airport PIT.

How long is the UA644 flight from San Francisco to Pittsburgh?

The average flight time from San Francisco to Pittsburgh is 4 hours and 16 minutes. The flight distance is 3618 km / 2248 miles and the average flight speed is 848 km/h / 527 mph.

What is the On-Time Performance (OTP) of United Airlines Flight UA644 San Francisco to Pittsburgh?

The Airportia On-Time Performance Rating for United Airlines Flight UA644 is 5/5 stars. This metric is calculated using data from the past 10 flights.

When was the latest UA644 flight?

The latest flight took off on Thursday, June 26th, 2025 with the flight status being Landed on 04:40.

How else can the flight UA644 be referenced as?

This United Airlines flight can also be referenced as UAL644, UA0644, UA 644, UAL 644.

How often is flight UA644 delayed?

On average, 0% of all UA644 flights are delayed. The average delay is 0 minutes.

Can I get compensation for my delayed or cancelled UA644 flight or baggage issues?

If your UA644 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 UA644 Flight Tracker above for more details.

UA644 and San Francisco SFO to Pittsburgh PIT Flights

Flight UA644 is code-shared by 2 airlines using the flight numbers CA7334, NZ9390

Other flights departing from San Francisco SFO: UA5444, UA451, UA1584, UA676

Other flights arriving at Pittsburgh PIT: UA3443, AA4307, AA3607, NK2651

All flights connecting San Francisco SFO to Pittsburgh PIT.

UA644 United Airlines Flight: San Francisco to Pittsburgh Route Map

UA644 United Airlines Flight Map: San Francisco to Pittsburgh
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.