UA3870 Flight Status United Airlines: San Antonio to San Francisco (UAL3870)

Are you looking for the November 9th, 2026 UA 3870 San Francisco to Wichita flight? Go to our UA3870 San Francisco to Wichita Flight Status page >

UA 3870 San Antonio to San Francisco Flight Status

Not scheduled today (November 9th, 2026). Latest flight: October 31st, 2026 ; recent history is in the table below.

UA 3870 Flight Status & Schedule United Airlines San Antonio to San Francisco

Date From To Departure Arrival Status Details
Oct 31 SAT SFO 19:51 21:22 Delayed Track >

United Airlines operates UA 3870 from San Antonio to San Francisco, a 2,381 km (1,480 mi) trip. The timetable allows 3 h 56 min; there is not enough recent history yet to say how long it usually takes. It is not flying today; the last flight was scheduled on 31 October 2026.

< All San Antonio SAT Departures All San Francisco SFO Arrivals >

About UA 3870

Route
San Antonio International Airport SAT to San Francisco International Airport SFO
Distance
2,381 km (1,480 mi)
Scheduled flight time
3 h 56 min

UA 3870 FAQ

How long is the UA3870 flight?
The timetable allows 3 h 56 min. San Antonio to San Francisco is 2,381 km (1,480 mi).
What other flight numbers does UA3870 have?
Also listed as UAL3870 (United Airlines' ICAO code) and UA 3870.

UA3870 and San Antonio SAT to San Francisco SFO Flights

Other flights departing from San Antonio SAT: Y41753, UA404, AA1961, UA2479

Other flights arriving at San Francisco SFO: AA1253, WN3072, AS634, WN1560

All flights connecting San Antonio SAT to San Francisco SFO.