$1,075+ Cheap flights from San Antonio (SAT) to Guam
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/2. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — GUM
Nov 28 — Dec 51
1 adult, Economy
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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 29, 2025.
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 29, 2025.
This United Airlines deal was found by Cheapflights users on 10/28. 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.
Mon 12/87:47 amSAT - GUM
2 stops19h 03mUnited Airlines
Mon 12/297:40 amGUM - SAT
2 stops21h 32mUnited Airlines
Deal found 10/28![United Airlines logo]()
$2,293
This United Airlines deal was found by Cheapflights users on 10/28. 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.
Fri 12/127:47 amSAT - GUM
2 stops19h 03mUnited Airlines
Fri 12/197:40 amGUM - SAT
2 stops29h 20mUnited Airlines
Deal found 10/28![United Airlines logo]()
$2,393
This Delta deal was found by Cheapflights users on 10/28. 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.
Fri 12/126:25 amSAT - GUM
2 stops40h 10mDelta
Thu 12/181:00 amGUM - SAT
2 stops36h 25mDelta
Deal found 10/28![Delta logo]()
$2,920
Cheap 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 29, 2025.
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $1,082 (United Airlines) |
One-way from | $1,075 (Kiwi.com) |
Popular in | December |
Cheapest in | September |
Average price | $2,192 |
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 2,558,603 searches. Data last updated October 29, 2025.
Use the filters below to find and compare flights from San Antonio to Guam that are best for you.
Fly from
San Antonio
Fly to
Guam
Route
Depart
Return
Price
San AntonioTamuning
SAT - GUM
SATGUM
San Antonio
Sat 4/18
12:24 pm-4:25 am
2 stops49h 01m
Tamuning Guam Intl
Tue 4/21
7:05 am-5:33 pm
2 stops25h 28m
$1,082
San AntonioTamuning
SAT - GUM
SATGUM
San Antonio
Mon 12/8
7:47 am-6:50 pm
2 stops19h 03m
Tamuning Guam Intl
Mon 12/29
7:40 am-1:12 pm
2 stops21h 32m
$2,293
San AntonioTamuning
SAT - GUM
SATGUM
San Antonio
Mon 12/8
6:25 am-2:35 pm
2 stops40h 10m
Tamuning Guam Intl
Sun 12/28
1:00 am-9:53 pm
2 stops36h 53m
$2,320
San AntonioTamuning
SAT - GUM
SATGUM
San Antonio
Fri 12/12
7:47 am-6:50 pm
2 stops19h 03m
Tamuning Guam Intl
Fri 12/19
7:40 am-9:00 pm
2 stops29h 20m
$2,393
San AntonioTamuning
SAT - GUM
SATGUM
San Antonio
Fri 12/12
6:25 am-2:35 pm
2 stops40h 10m
Tamuning Guam Intl
Thu 12/18
1:00 am-9:25 pm
2 stops36h 25m
$2,920
San AntonioTamuning
SAT - GUM
SATGUM
San Antonio
Fri 1/2
6:25 am-11:05 pm
2 stops48h 40m
$1,075
San AntonioTamuning
SAT - GUM
SATGUM
San Antonio
Sun 1/4
6:22 pm-2:35 pm
2 stops28h 13m
$1,547
San AntonioTamuning
SAT - GUM
SATGUM
San Antonio
Sun 1/4
5:15 am-7:00 pm
3 stops45h 45m
$1,768
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.
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
What is the cheapest month to book a flight from San Antonio to Guam?
Currently, March is the cheapest month in which you can book a flight from San Antonio to Guam (average of $1,011). Flying from San Antonio to Guam in December is currently the most expensive (average of $2,067). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
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 29, 2025.
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.
Overall
7.4
Comfort
7.3
Entertainment
7.1
Food
6.6
Boarding
7.7
Crew
8.1
Reviews
1 / 20
2.0
MediocreSebrena,Oct 2025
IAH - RSW
Overall
7.4
Comfort
7.3
Entertainment
7.1
Food
6.6
Boarding
7.7
Crew
8.1
Reviews
1 / 20
2.0
MediocreSebrena,Oct 2025
IAH - RSW
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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Alternative routes for San Antonio to Guam
See prices for flight routes from nearby airports that may be better suited for you.
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 2,558,603 searches. Data last updated October 29, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,471 | Average$2,036 | FlexibilityNo cancel fee | On-time69% |