United States · guideKnow before you go: San FranciscoThe short answers first. Tap any topic for the details.$ USDcurrencyA / B120 V plug$280a day, mid-rangeTopics8 · tap to readVisa3 tipsMost international travelers require an ESTAgovernment websites for specific requirements based on your nationalitySafety1 tipMostly safeKeep valuables closeMoney2 tipsThe currency is USD ($)A day costs about $280 mid-rangeGetting around2 tipsSan Francisco boasts an excellent public transportation systemWalking is also a popular optionWhen to go2 tipsBest monthsOur guide rates DecemberLanguageEnglish is spoken hereGood to know4 tipsDress in layersUtilize public transport like Muni busesCrowds1 tipVery high crowds in seasonGo early to the big sightsSafety is Travlyo’s own reading, not an official figure. Official advice: UK Foreign Office ↗