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Explore LHR Guide
United Airlines
UA900
On Time
25 Feb 2026
LHR
London
London Heathrow Airport
Terminal 2 · Gate B31
Scheduled
10:05
SFO
San Francisco
San Francisco International Airport
Terminal INTL · Gate G9
Scheduled
13:20
Your Journey Timeline
Based on United Airlines check-in policy
Online check-in opens
Bag drop deadline
Boarding
Gate closes
Departure
Arrival
Weather Conditions
LHR — London
Departure
8°C
- Wind
- SSE 5kt
- Visibility
- 5.59 sm
SFO — San Francisco
Arrival
16°C
- Wind
- SSE 7kt
- Visibility
- 10+ sm
- Clouds
- FEW 800ft, BKN 2,500ft, OVC 3,600ft
Live Flight Tracker
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Before Your Flight
Services at London Heathrow Airport
Airport Lounges
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Explore LHR GuideNearby Hotels
Hotels near the airport for early departures or overnight layovers.
Explore LHR GuideFood & Drink
Restaurants and cafes in the terminal to enjoy before boarding.
Explore LHR GuideAfter You Land
Getting started in San Francisco
Airport Transfers
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San Francisco Arrival GuideCar Hire
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San Francisco Arrival GuideHotels
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San Francisco Arrival GuideActivities & Tours
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San Francisco Arrival GuideFlight Information
Aircraft & Airline
- Airline
- United Airlines Star Alliance
Route Details
- Flight Number
- UA900
- Duration
- 11h 15m
- Distance
- 8,616 km (4,652 nm)
- From
- London Heathrow Airport (LHR)
- To
- San Francisco International Airport (SFO)
- Departure Terminal
- 2
- Arrival Terminal
- INTL