$1,221+ Cheap flights from San Antonio (SAT) to Guam
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/2. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — GUM
Nov 29 — Dec 61
Round-trip
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from San Antonio to Guam
Cheapest
Best
One-way
Cheapest flights from San Antonio to GuamExplore the most affordable flight options available from San Antonio to Guam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
Explore the most affordable flight options available from San Antonio to Guam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
This United Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/29:41 am -
2 stops62h 04m
Sun 12/67:45 am -
2 stops27h 35m
Deal found 10/27![United Airlines logo]()
$1,221
This United Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/265:15 am -
2 stops21h 45m
Sun 1/37:45 am -
3 stops31h 06m
Deal found 10/27![United Airlines logo]()
$2,749
Best flights from San Antonio to GuamDiscover carefully curated flight deals from San Antonio to Guam that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
Discover carefully curated flight deals from San Antonio to Guam that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
This United Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/29:41 am -
2 stops62h 04m
Sun 12/67:45 am -
2 stops27h 35m
Deal found 10/27![United Airlines logo]()
$1,221
This United Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/265:15 am -
2 stops21h 45m
Sun 1/37:45 am -
3 stops31h 06m
Deal found 10/27![United Airlines logo]()
$2,749
One-way flights from San Antonio to GuamSearch for one-way flight options from San Antonio to Guam. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
Search for one-way flight options from San Antonio to Guam. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
This Delta deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/106:30 pm -
2 stops38h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Delta logo]()
$1,548
This United Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/105:30 am -
2 stops21h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![United Airlines logo]()
$1,722
Find flight deals from San Antonio to Guam
Keep the following information in mind while searching for San Antonio to Guam flight deals. Data was last updated October 30, 2026.
Round-trip from | $1,221 (United Airlines) |
|---|---|
Popular in | January |
Cheapest in | September |
Average price | $2,278 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Antonio to Guam that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 30, 2026.
Use the filters below to find and compare flights from San Antonio to Guam that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San AntonioTamuning
SAT San Antonio - GUM Tamuning Guam Intl
SATGUM
San Antonio
Wed 12/2
9:41 am-3:45 pm
2 stops62h 04m
Tamuning Guam Intl
Sun 12/6
7:45 am-7:20 pm
2 stops27h 35m
$1,221
Quickest round-trip
San AntonioTamuning
SAT San Antonio - GUM Tamuning Guam Intl
SATGUM
San Antonio
Tue 11/10
6:30 pm-1:00 am
2 stops38h 30m
Tamuning Guam Intl
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$1,548
San AntonioTamuning
SAT San Antonio - GUM Tamuning Guam Intl
SATGUM
San Antonio
Tue 11/10
4:19 pm-4:40 am
3 stops44h 21m
Tamuning Guam Intl
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$1,740
San AntonioTamuning
SAT San Antonio - GUM Tamuning Guam Intl
SATGUM
San Antonio
Sat 12/26
5:15 am-7:00 pm
2 stops21h 45m
Tamuning Guam Intl
Sun 1/3
7:45 am-10:51 pm
3 stops31h 06m
$2,749
Sorted by cheapest first
Best time to book a flight from San Antonio to Guam
Have a flexible travel schedule? Discover the best time to fly to Guam from San Antonio with our price prediction graph.
SAT-GUM
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from San Antonio to Guam
SAT-GU0
SAT-GUM
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing Guam
Get insights into the airlines that provide service to Guam. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Guam. Reviews last updated October 30, 2026.
Get a feel of what it's like to fly with United Airlines from San Antonio to Guam by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.1
Comfort
7.3
Crew
8.1
Boarding
7.7
Food
6.7
Overall
7.3
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Entertainment
7.1
Comfort
7.3
Crew
8.1
Boarding
7.7
Food
6.7
Overall
7.3
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Related info for your journey
Find useful and relevant information for your journey from San Antonio to Guam. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Complete your trip
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San Antonio and Guam flights
Browse other San Antonio and Guam flight options. Last updated on October 30, 2026.
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Top airline flying from San Antonio to Guam
Discover the top airline that operate flights from San Antonio to Guam. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,918 | Average$2,278 | FlexibilityNo cancel fee | On-time69% |