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UA 439 San Francisco to Atlanta Flight Status

United Airlines Flight UA439 from San Francisco International Airport SFO to Atlanta Hartsfield-Jackson International Airport ATL is not scheduled for today June 3rd, 2026.
The last time the flight was scheduled was on May 30th, 2026.
Check the table below for UA439's most recent flight history:

UA 439 Flight Status & Schedule

Date Departure Arrival Status
May 30 09:34 16:37
Landed
Track >
May 23 09:18 16:30
Landed
Track >
Feb 07 13:59 21:06
Landed
Track >
Jan 31 14:14 21:16
Landed
Track >
Jan 24 13:59 20:54
Landed
Track >

United Airlines UA 439 San Francisco to Atlanta Flight Information

United Airlines Flight UA439 connects San Francisco, United States to Atlanta, United States, taking off from San Francisco International Airport SFO and landing at Atlanta Hartsfield-Jackson International Airport ATL.

How long is the UA439 flight from San Francisco to Atlanta?

The average flight time from San Francisco to Atlanta is 4 hours and 5 minutes. The flight distance is 3434 km / 2134 miles and the average flight speed is 840 km/h / 522 mph.

How many UA439 flights are operated per week?

1 flight per week. The flight UA439 is operated on Saturday.

What is the On-Time Performance (OTP) of United Airlines Flight UA439 San Francisco to Atlanta?

The Airportia On-Time Performance Rating for United Airlines Flight UA439 is 5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight UA439 arriving at?

Flight UA439 arrives at Atlanta Hartsfield-Jackson International Airport (ATL) Terminal N.

When was the latest UA439 flight?

The latest flight took off on Saturday, May 30th, 2026 with the flight status being Landed on 16:37.

How else can the flight UA439 be referenced as?

This United Airlines flight can also be referenced as UAL439, UA0439, UA 439, UAL 439.

How often is flight UA439 delayed?

On average, 14% of all UA439 flights are delayed. The average delay is 13 minutes.

Can I get compensation for my delayed or cancelled UA439 flight or baggage issues?

If your UA439 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 UA439 Flight Tracker above for more details.

UA439 and San Francisco SFO to Atlanta ATL Flights

Flight UA439 is code-shared by 2 airlines using the flight numbers NZ9001, VA8400

Other flights departing from San Francisco SFO: F93440, AA6336, AS3450, DL383

Other flights arriving at Atlanta ATL: DL188, DL1870, DL1866, F92198

All flights connecting San Francisco SFO to Atlanta ATL.

UA439 United Airlines Flight: San Francisco to Atlanta 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.