How much is a flight from San Antonio to Guam?

Prices vary based on date, airline, and availability. Compare several options if you're flying between San Antonio and Guam.

$491 is the lowest fare found in the past 15 days.

Fares change often — checking several times throughout the week can make a big difference. Booking in advance often means access to lower prices for the San Antonio - Guam route.

Best airport options between San Antonio and Guam

If you're open to flying into or out of more than one airport, you’ll have more routes to compare.

• Airports in San Antonio: San Antonio is the only operating airport.
• Airports in Guam: Guam - Antonio B. Won Pat is the sole airport currently available.

Some airports offer extras like lounges, fast track, or self check-in — good to keep in mind. Comparing airports by services offered helps you balance cost and comfort.

Plan your perfect flight from San Antonio to Guam

Jetcost gives you full control over your flight search. Filter by date, time, duration, price, and airline. See round-trip and one-way options from low-cost and full-service carriers like Delta, United, American, and more.

Other popular destinations

Another popular choice in Guam is Guam.

Some airlines include baggage in the fare, others don’t — always check the details before booking. If you're looking for round-trip flights, you can easily see the most convenient combinations.