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SEA Airport Winter Update: February 2021

COVID-19 and travel at SEA Airport More Information

February 11, 2021
Operations at SEA are returning to normal and this page is no longer being updated. Contact your airline for specific flight information and questions.

This page will be updated with information on winter weather impacts on SEA Airport operations.

The SEA Snow team is hard at work keeping the runways clear and the planes moving safely for you. Watch this page and check the resources below to stay up to date on airport operations. 

Status Updates

Feb. 14, 2021 at 4:05 p.m. We have rain in the forecast! Shout out to our snow ops team for keeping SEA safe and operational during the winter weather!  Check with your airlines for specific flight information and arrive safely and slowly. 

Feb. 14, 2021 at 1:02 p.m. Thank you for your patience as we work to keep runways clear and planes moving safely. Remember to keep each other healthy and safe at SEA.

  • Keep your distance and stay six feet apart
  • Masks are mandatory at SEA

Get more travel tips

Feb. 14, 2021 at 7:38 a.m. SEA is open and operating. Our crews are hard at work with lots of ongoing snow removal and ice maintenance. Remember to check with your airline for flight updates and please stay safe out there.

Feb. 13, 2021 at 6:55 p.m. Operations are always a partnership between airlines, federal agencies, and the airport. Thanks to everyone, including those working behind the scenes in our Snow Control Center, who contributed to safe operations during today's snow!

Feb. 13, 2021 at 2:41 p.m. SEA is still open and operating! What’s it take? 

  • 833 55-pound bags of deicer for runways and taxiways 
  • 600 cubic yards of airfield area sand
  • 400 cubic yards of road side sand
  • 32,254 gallons of deicing fluid
  • More than 60 airport and contractor dump trucks, front loaders, plows and pavement sweepers

Remember to check with your airline for flight updates, including delays or cancellations.

Feb. 13, 2021 at 7:48 a.m. It snowed at SEA! Check with your airline for specific flight information including delays or cancellations. Remember to arrive slowly, safely, and early.  

Feb. 12, 2021 at 4:00 p.m.  SEA Airport is operating with no weather impacts. We are monitoring the forecast and ready for snow. Anti-icing work is underway to keep the runways clear. 

Feb. 12, 2021 at 8:45 a.m.  SEA Airport is operating with no weather impacts. 

Feb. 11, 2021 at 1:46 p.m.  SEA Airport is operating with no weather impacts. 


SEA Flight Status Online

Check the flight widget on the SEA Airport page. This is the same information seen on the in-terminal flight information displays and comes from the airlines. You can check the status of specific flights, or delays to or from another airport.

For example, to check delays or cancellations for flights to Chicago, select the Chicago airport under Arrivals and Departures, then leave the airline blank.

Check with Your Airline

The airline should be your first call for a status update. Use this directory of airlines that serve SEA.

Airport Garage Parking 

Feb. 11, 2021 at 1:46 p.m.  no  weather impacts on parking 

SEA Airport App

Download the SEA Airport App for your iOS and Android platforms to get updates on your flight and Checkpoint Wait Times.

SEA Airport Social Media

Updates are posted to the SEA Airport Facebook page and Twitter feed.

SEA Airport Text Alerts

Text YES1 to 27829 to receive regular updates and alerts on SEA Airport operations and services, a mix of transactional and promotional text alerts.

Flight Aware’s Flight Cancellations Page 

This site tracks daily by airport delays and cancellations. To track SEA flight status, input KSEA into the Filter all Stats by airport box.

Weather Conditions at SEA Airport

Get the latest conditions and forecast from NOAA/The National Weather Service station.

Sound Transit Alerts

View service alerts or sign up for email and text alerts.

Thanks for your patience.  Stay safe and warm.

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