On this page, you can find and book flights from San Francisco to Hagåtña. The flight covers a distance of 9,350 km across the Pacific Ocean, connecting the U.S. mainland with the island of Guam.
Flights are operated by leading American airlines, offering various connecting options. Ticket prices are dynamic, so to find the best deal, use the price chart and check the information on how to get to the departure airport and how to arrange a transfer to leave the airport upon arrival.
Below is a calendar of the lowest flight ticket prices for San Francisco — Hagatna by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $856 in J, and the most expensive are around $880 in ,. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.
San Francisco → Hagatna, average one-way price
| Month | Average price | Level | Month | Average price | Level | Month | Average price | Level |
|---|---|---|---|---|---|---|---|---|
| Jan | $2,427 | high | May | $2,108 | medium | Sep | $1,852 | low |
| Feb | $2,389 | high | Jun | $2,044 | medium | Oct | $1,980 | medium |
| Mar | $2,325 | high | Jul | $1,916 | low | Nov | $1,878 | low |
| Apr | $2,172 | medium | Aug | $1,891 | low | Dec | $2,402 | high |
Some values are estimated based on seasonality.
The weather in Hagåtña remains consistently hot year-round, with temperatures around 26–28°C. The wettest period occurs in August, September, and October, when tropical rain falls almost daily and sunny days are at a minimum.
According to statistics, January is the most budget-friendly month to fly, with ticket prices starting $856. In August, airfares reach their peak, starting $880.
The best time for a trip is between January and March—this is the ideal compromise between dry weather and affordable fares. It is recommended to avoid the autumn months if you are planning a beach holiday, due to the high probability of prolonged rain.
Flights between San Francisco and Hagåtña are served by major American airlines, with United Airlines playing a key role. Most available options on this route include connections; however, carriers offer convenient schedules with minimal layover times. For up-to-date information on departure days and detailed routes, please check the list of airlines below.
Flights San Francisco — Hagatna depart from San Francisco International Airport and arrive at A.B. Won Pat International Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.
With a distance of approximately 9,350 km, the estimated travel time for a direct flight is 11–12 hours. Connecting flight times depend on the duration of layovers at transit airports.
The main carrier on this route is United Airlines; flights may also be operated by alliance partners with connections at major hubs.
Airfares change constantly depending on the season and demand. You can check the current minimum for your dates in the low-price calendar provided on this page.
Flights from the U.S. arrive at Antonio B. Won Pat International Airport (GUM), which is the main gateway to Guam.
The best prices are usually available when booking well in advance, about 2–3 months before your trip. Use the price dynamics chart to choose the most budget-friendly period.
We use cookies and services to collect user information. This is essential for the functioning of the site and for marketing purposes. You can find out more in .
Where travelers fly most — pick a route and check prices
