Informational Guide to Oakland Airport (OAK) - NON OFFICIAL

5X9877 UPS - Flight Status

Below, you can find details about UPS flight 5X9877, which currently operates between the airports of Seattle - King County International Airport (Airport Code BFI) and Oakland - San Francisco Bay Oakland International Airport (Airport Code OAK).
This flight data pertains specifically to the flight's details for Thursday, December 11, 2025.

5X9877 On Time performance:
67
We have calculated the percentage of flights that arrived within 15 minutes of their scheduled time, or earlier, based on real flight data from the last 3 months. More about punctuality and delays

Flight Status

5X9877 UPS from Seattle

This flight is not scheduled for December 18, 2025.

Airline information

UPS

Departure

Seattle (BFI)
December 11, 2025
King County International Airport

Arrival

Oakland (OAK)
December 11, 2025
San Francisco Bay Oakland International Airport
Disclaimer
The information displayed on this website is gathered from third-party providers with a wide reputation on the sector, which in turn obtain the information from the airlines. This data is provided only for informative purposes. www.oakland-airport.com assumes no responsibility for loss or damage as a result of relying on information posted here. Please contact your airline to verify flight status.

Additional Information

Which is the frequency of flight 5X9877?
The flight 5X9877 is scheduled to flight on Tuesday, Wednesday, Thursday on a weekly basis.

Which is the distance of flight 5X9877?
The distance between the two airports is 679 miles.

Which is the flight time of flight 5X9877?
The scheduled flight time gate to gate is: 01:45 hours.
The real flight time gate to gate on average is: 01:35 hours.

Are the departure airport and arrival airport at the same Time Zone?
Yes, both airports are in the same timezone.

Alternative Flights

UPS is the only airline operating the route from Seattle to Oakland.

Punctuality and delays

We have gathered data from recent months and present below an analysis of how timely the flights have been.

In terms of On-Time Performance, by analyzing the flight data from the last three months, spanning from December 02, 2025 to December 11, 2025, we have obtained these figures.
Total number of flights: 6
On Time: 4 ( 67 % )
Moderate Delay: 2 ( 33 % )
Significant Delay: 0 ( 0 % )
Major Delay: 0 ( 0 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )

Average Delay: 9 minutes.
Delays analyzed by Week: It is not possible to calculate the On-Time Performance for this flight accurately by weekday due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Delays analyzed by Month: It is not possible to calculate the On-Time Performance for this flight accurately by month due to insufficient or non-representative data, as doing so could lead to misleading conclusions

Last Past Flights 5X9877

Date
Departure
Arrival
Duration
Aircraft
Status
Thursday
11 December
05:05 pm
Seattle (BFI)
06:42 pm
Oakland (OAK)
01h 37min
Boeing 757-200
Boeing 757-200
Landed - Delayed
Wednesday
10 December
04:44 pm
Seattle (BFI)
06:25 pm
Oakland (OAK)
01h 41min
Boeing 757-200
Boeing 757-200
Landed - On-time
Tuesday
09 December
04:38 pm
Seattle (BFI)
06:17 pm
Oakland (OAK)
01h 39min
Boeing 757-200
Boeing 757-200
Landed - On-time
Thursday
04 December
04:34 pm
Seattle (BFI)
06:04 pm
Oakland (OAK)
01h 30min
Boeing 757-200
Boeing 757-200
Landed - Delayed
Wednesday
03 December
04:43 pm
Seattle (BFI)
06:12 pm
Oakland (OAK)
01h 29min
Boeing 757-200
Boeing 757-200
Landed - On-time
Tuesday
02 December
04:30 pm
Seattle (BFI)
06:05 pm
Oakland (OAK)
01h 35min
- On-time