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Cheap flights from Guam to San Antonio from $1,189

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Guam to San Antonio departing on 6/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Guam to San Antonio

Recent round-trip flight deals from Guam to San Antonio

Enter your travel dates to find the best prices.
United Airlines Logo
7:05 am - 12:24 pm
GUM
-
SAT
44h 19m
2 stops
United Airlines Logo
4:45 pm - 6:05 pm
SAT
-
GUM
58h 20m
2 stops
$1,717United Airlines
Mon, Apr 13 - Fri, Apr 17
United Airlines Logo
7:05 am - 2:31 pm
GUM
-
SAT
46h 26m
2 stops
United Airlines Logo
4:35 pm - 6:05 pm
SAT
-
GUM
58h 30m
2 stops
$1,740United Airlines
Tue, May 12 - Fri, Jun 5
United Airlines Logo
7:30 pm - 10:54 pm
GUM
-
SAT
42h 24m
3 stops
United Airlines Logo
4:35 pm - 6:05 pm
SAT
-
GUM
58h 30m
2 stops
$1,743United Airlines
Tue, May 12 - Fri, Jun 5
United Airlines Logo
4:55 pm - 10:54 pm
GUM
-
SAT
44h 59m
3 stops
United Airlines Logo
1:39 pm - 6:05 pm
SAT
-
GUM
61h 26m
3 stops
$2,959United Airlines
Tue, May 12 - Fri, Jun 5
United Airlines Logo
12:10 pm - 4:57 pm
GUM
-
SAT
19h 47m
2 stops
United Airlines Logo
5:30 am - 9:45 pm
SAT
-
GUM
25h 15m
3 stops
$4,633United Airlines
Mon, Apr 13 - Fri, Apr 17

United Airlines flights from Guam to San Antonio

Our best United Airlines deals on Guam to San Antonio flight tickets
United Airlines
Apr 13
GUM7:05 amTamuning Guam Intl
44h 19m
2 stops
SAT12:24 pmSan Antonio
Apr 17
SAT4:45 pmSan Antonio
58h 20m
2 stops
GUM6:05 pmTamuning Guam Intl
$1,717
United Airlines
May 12
GUM7:05 amTamuning Guam Intl
46h 26m
2 stops
SAT2:31 pmSan Antonio
Jun 5
SAT4:35 pmSan Antonio
58h 30m
2 stops
GUM6:05 pmTamuning Guam Intl
$1,740
United Airlines
May 12
GUM7:30 pmTamuning Guam Intl
42h 24m
3 stops
SAT10:54 pmSan Antonio
Jun 5
SAT4:35 pmSan Antonio
58h 30m
2 stops
GUM6:05 pmTamuning Guam Intl
$1,743

momondo Fare Finder

 
Customize your flight search to find flights from Guam to San Antonio 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, momondo users made 832,500 searches. Data last updated March 29, 2026.
Use the filters below to find and compare flights from Guam to San Antonio that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TamuningSan Antonio

GUM - SAT

GUMSAT

Tamuning Guam Intl

Mon 4/13

7:05 am-12:24 pm

2 stops44h 19m

San Antonio

Fri 4/17

4:45 pm-6:05 pm

2 stops58h 20m

$1,717

TamuningSan Antonio

GUM - SAT

GUMSAT

Tamuning Guam Intl

Tue 5/12

7:05 am-2:31 pm

2 stops46h 26m

San Antonio

Fri 6/5

4:35 pm-6:05 pm

2 stops58h 30m

$1,740

TamuningSan Antonio

GUM - SAT

GUMSAT

Tamuning Guam Intl

Tue 5/12

7:30 pm-10:54 pm

3 stops42h 24m

San Antonio

Fri 6/5

4:35 pm-6:05 pm

2 stops58h 30m

$1,743

TamuningSan Antonio

GUM - SAT

GUMSAT

Tamuning Guam Intl

Tue 5/12

4:55 pm-10:54 pm

3 stops44h 59m

San Antonio

Fri 6/5

1:39 pm-6:05 pm

3 stops61h 26m

$2,959
Quickest round-trip

TamuningSan Antonio

GUM - SAT

GUMSAT

Tamuning Guam Intl

Mon 4/13

12:10 pm-4:57 pm

2 stops19h 47m

San Antonio

Fri 4/17

5:30 am-9:45 pm

3 stops25h 15m

$4,633
Cheapest one-way
Quickest one-way

TamuningSan Antonio

GUM - SAT

GUMSAT

Tamuning Guam Intl

Mon 6/22

4:40 am-5:00 am

2 stops39h 20m

$1,189

TamuningSan Antonio

GUM - SAT

GUMSAT

Tamuning Guam Intl

Mon 6/22

4:40 am-5:00 am

3 stops39h 20m

$1,241

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Guam to San Antonio flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Guam to San Antonio

Fastest flight time

46h 26m

Direct flights

None
The fastest flight from Guam to San Antonio takes 46h 26m
There are no direct flights from Guam to San Antonio. There are no popular flight routes from Guam to San Antonio.
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  • When did momondo last update prices for flights from Guam to San Antonio Airport?

    Prices for flights from Guam to San Antonio Airport are updated daily.

  • How many operators does momondo search for flights from Guam to San Antonio Airport?

  • How old do you have to be to fly from Guam to San Antonio Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Guam to San Antonio Airport.

  • What documentation or ID do you need to fly to San Antonio Airport?

    The travel and health documents required for your trip to San Antonio Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Antonio Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Guam to San Antonio

Compare and see reviews for airlines that fly from Guam to San Antonio with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $1,583Free CancellationRating
7.4
9,509 reviews
Search United Airlines flights

  • How do I get Price Alerts for flights from Guam to San Antonio?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Guam from San Antonio. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Guam to San Antonio with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Traveling to a place near San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels
Kerrville
Boerne
Pleasanton
Schertz

Why use momondo?

Why should I use momondo to find a flight deal from Guam to San Antonio?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Antonio from Guam.

Can I find flights from Guam to San Antonio with flexible booking policies on momondo?

momondo does allow users to show only those flights to San Antonio from Guam which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Guam to San Antonio?

momondo helps you find the best flight between Guam and San Antonio by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Guam to San Antonio right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Guam to San Antonio flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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