UA2478 Flight Status United Airlines: Seattle to San Francisco (UAL2478)

United Airlines UA 2478

Cancelled

SEA Seattle

Scheduled
15:35

Gate: B9

Departure: Fri, Nov 13, 2026 · local time PST

Seattle Tacoma International Airport (SEA)

All SEA Departures >

SFO San Francisco

Scheduled
17:50

Terminal: 2 | Gate: D7

Arrival: Fri, Nov 13, 2026 · local time PST

San Francisco International Airport (SFO)

All SFO Arrivals >

This flight is cancelled.

Route map SEA to SFO Map of the great-circle route from Seattle Tacoma International Airport, United States to San Francisco International Airport, United States, 1093 km. The plane shows an estimated position based on departure and arrival times. Map data: Natural Earth. SEA SFO Map data: Natural Earth

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Distance: 1093 km / 679 miles · Scheduled Duration: 02:15 · Typical Duration: 01:45

UA 2478 Flight Status & Schedule United Airlines Seattle to San Francisco

Date From To Departure Arrival Status Details
Nov 13 SEA SFO 15:35 17:50 Cancelled Track >
Nov 12 SEA SFO 15:40 17:27 Landed Track >
Nov 11 SEA SFO 17:14 19:05 Delayed Track >
Nov 10 SEA SFO 16:54 18:35 Landed Late Track >
Nov 09 SEA SFO 16:35 18:20 Landed Late Track >
Nov 08 SEA SFO 16:36 18:22 Landed Late Track >
Nov 07 SEA SFO 15:43 17:32 Landed Track >
Nov 06 SEA SFO 16:08 17:49 Landed Track >
Nov 05 SEA SFO 16:04 17:38 Landed Track >
Nov 04 SEA SFO 16:37 18:21 Landed Late Track >

United Airlines operates UA 2478 from Seattle to San Francisco, a 1,093 km (679 mi) trip, six times a week (Monday, Tuesday, Wednesday, Thursday, Friday and Sunday). The timetable allows 2 h 15 min, but the flight usually takes about 1 h 45 min, so it often makes up time. Yesterday's flight was cancelled.

< All Seattle SEA Departures All San Francisco SFO Arrivals >

About UA 2478

United Airlines Flight UA2478 connects Seattle, United States to San Francisco, United States, taking off from Seattle Tacoma International Airport SEA and landing at San Francisco International Airport SFO.

Route
Seattle Tacoma International Airport SEA to San Francisco International Airport SFO
Distance
1,093 km (679 mi)
Typical flight time
1 h 45 min
Flies
Mon, Tue, Wed, Thu, Fri, Sun
On time
4 of the last 9
Average delay when late
35 min

UA 2478 FAQ

How long is the UA2478 flight from Seattle to San Francisco?
The timetable allows 2 h 15 min. Seattle to San Francisco is 1,093 km (679 mi).
How often is UA2478 from Seattle to San Francisco late?
4 of the last 9 flights arrived 15 or more minutes late and 1 was cancelled; when late, by 35 minutes on average.
When was the latest UA2478 flight from Seattle to San Francisco?
The latest UA2478 was the 15:35 (local time) departure from Seattle on 13 November 2026; it was cancelled.
Which days does UA2478 fly from Seattle to San Francisco?
Six times a week: Monday, Tuesday, Wednesday, Thursday, Friday and Sunday, based on the schedule of the last 7 days.
Which terminal does UA2478 use?
It usually arrives at Terminal 2 at San Francisco International Airport (SFO). Check the flight card above for today's terminal and gate.
What other flight numbers does UA2478 have?
Also listed as UAL2478 (United Airlines' ICAO code) and UA 2478.

UA2478 and Seattle SEA to San Francisco SFO Flights

Flight UA2478 is code-shared by 4 airlines using the flight numbers LX3302, NH7305, NZ9420, VA8300

Other flights departing from Seattle SEA: QX2410, OO3138, AS2410, AS3138

Other flights arriving at San Francisco SFO: UA387, UA1181, UA5577, UA5351

All flights connecting Seattle SEA to San Francisco SFO.