S$1,949 Cheap Flights from San Francisco to Guam

Round-trip flights from San Francisco Intl. Airport (SFO) to GUM start from S$2,442. This figure is based on fares quoted within the last 7 days on Expedia for flights departing within the next year — book today to avoid missing out. Prices and availability are subject to change. Additional terms apply.

Most flights can be cancelled online, but whether or not you are charged a fee varies between airlines. If you do have to cancel your holiday, follow the easy instructions in the Customer Service Portal.

Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for SFO to Guam International Airport flights, you’ll see a “no change fees” filter for you to select.

With a flight distance of 9,300 kilometres between San Francisco and Barrigada, this is a long-haul flight. Ensure that you stay hydrated and move around the cabin from time to time.

You won’t find any airlines operating directly between SFO and GUM, so be ready to make at least one stop on your journey. A layover, whether short or long, can be a nice way to break up a trip!

Last-minute planners can occasionally score a bargain, with some of the cheapest fares from San Francisco Airport to Guam Intl. Airport arising a few weeks before the departure date. If you’d rather plan ahead of time, Expedia compares and updates the best flight deals continuously — as early as a year in advance in some cases. It depends on the carrier though, as not every airline releases prices that far in advance.