San Francisco International Airport will have two runways under construction this weekend causing potential airline delays. 

Runway Closures include:

  • 28L: September 29 at 1 a.m. to September 30 at 7 a.m.
  • 1R: September 29 at 1 a.m. to September 30 at 6 a.m. 

Before leaving for the airport, SFO advises to check your airline and flight status. 

Here is a statement that United Airlines released for their passengers: 

United is offering complimentary options to change your flight tomorrow, September 29th, as we anticipate potential delays in San Francisco. The city plans on doing extensive work that would require the closure of Runway 10R/28L for up to 30 hours.

To rebook your flight, please use the United app, or a self-service kiosk at the airport. If you need additional assistance, please contact United at 1-800-United1 (800-864-8331) within the U.S. and Canada.

If you still plan to travel, please be sure to check your flight status on the United app or at before arriving at the airport. We also recommend downloading the United app and opting in to receive push notifications in the event of changes.