Flight UA 2166: Washington Reagan → San Francisco

United Airlines4 October 2026DepartedUpdated 7 min ago, official airport data

All flights Washington Reagan → San Francisco

Departure

Washington Reagan DCA

17:57

Actual17:59 scheduled2 min early

Terminal: 2
Gate: B12

In flight

An estimate from the times on the boards, not the aircraft's position.

Flight time: 5 h 57 min

Arrival

San Francisco SFO

20:47

Expected20:56 scheduled9 min early

Terminal: 3

Data from the official airport boards. Times are local to each airport.

Follow flight UA 2166, 4 October 2026

We will message you when the status, time, terminal, check-in desk or gate changes on the airport board, exactly as the board shows it. Every message has a Stop button or link.

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Flight time: 5 h 57 min
Distance: ≈ 3,921 km
Days of the week

Punctuality of flight UA 2166

The last 60 days of boards hold fewer than 5 finished flights with a known departure time: too few to count punctuality.

Flight UA 2166: schedule and upcoming dates

Days it flew in the last 60 days
Usual departure time: 17:59
Usual arrival time: 20:56

Dates already on the boards

Sun 4 OctDeparture 17:59, Arrival 20:56Departed
Mon 5 OctDeparture 17:59Scheduled

Follow flight UA 2166, 5 October 2026

We will message you when the status, time, terminal, check-in desk or gate changes on the airport board, exactly as the board shows it. Every message has a Stop button or link.

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Route of flight UA 2166

Departure airport: Washington Reagan (DCA). Arrival airport: San Francisco (SFO). Scheduled flight time: about 5 h 57 min. Distance between the airports: about 3,921 km in a straight line.

Questions about flight UA 2166

Is flight UA 2166 on time today?

For 4 October 2026 the airport board shows flight UA 2166 as “Departed”. Departure: Washington Reagan, 17:57. Arrival: San Francisco, 20:47.

Which terminal and gate does flight UA 2166 use?

Washington Reagan (DCA): Terminal 2, Gate B12. San Francisco (SFO): Terminal 3. Gates are announced shortly before boarding and can change: check the screens at the airport.

How often is flight UA 2166 delayed?

The last 60 days of boards hold fewer than 5 finished flights with a known departure time: too few to count punctuality.

How long does flight UA 2166 take?

About 5 h 57 min by the schedule. The airports are 3921 km apart.

On which days does flight UA 2166 operate?

In the last 60 days it was on the boards on: Monday, Sunday.

How can I get notified when flight UA 2166 changes?

Use the notifications block at the top of this page: Telegram or e-mail. We will message you when the status, time, terminal, check-in desk or gate changes on the airport board, exactly as the board shows it. Every message has a Stop button or link.

Flight UA 2166, 4 October 2026