Summary Arrive early: 2 hours for domestic and 3 hours for international flights at SFO to ease check-in and security. Transportation options: BART, AirTrain, & online parking booking offer seamless airport access. Terminal amenities: dining options, yoga rooms, cultural exhibits, & kids' play areas enhance comfort.

San Francisco International Airport (SFO) is one of the busiest airports in the world and is known for its exceptional amenities and services. Whether you're a frequent traveler or visiting SFO for the first time, understanding the airport's features and services can significantly enhance your experience. Here are five essential things to know before you fly through SFO.

San Francisco International Airport is expecting to reach 97% of pre-pandemic levels this weekend. 1 Arriving early: how much time do you need? Arriving at the airport with plenty of time to spare is crucial, especially at a busy international hub like SFO. For domestic flights, arriving at SFO at least two hours before departure is recommended.

According to official guidelines from SFO, international travelers should plan to arrive three hours before their flight. This allows ample time for check-in, security screening, and airport navigation. SFO also offers expedited screening through TSA PreCheck® and CLEAR®, which can significantly reduce wait times for those enrolled in the programs, helping to streamline the security process.

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