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Cheap flights from San Antonio to Guam from $786

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Guam departing on 11/11. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
7:00 pm - 4:25 amSAT-GUM
42h 25m2 stops
United Airlines Logo
7:05 am - 5:33 pmGUM-SAT
25h 28m2 stops
$1,052United Airlines
Find Deal
sáb., abr. 18 - mar., abr. 21
United Airlines Logo
8:30 am - 3:45 pmSAT-GUM
39h 15m2 stops
United Airlines Logo
7:40 am - 7:37 pmGUM-SAT
27h 57m2 stops
$1,427United Airlines
Find Deal
vie., nov. 28 - lun., dic. 1
Delta Logo
5:20 am - 2:35 pmSAT-GUM
42h 15m2 stops
Delta Logo
1:00 am - 12:14 amGUM-SAT
38h 14m2 stops
$1,915Delta
Find Deal
jue., mar. 19 - mié., mar. 25
United Airlines Logo
7:30 am - 6:50 pmSAT-GUM
20h 20m2 stops
United Airlines Logo
7:25 am - 9:07 pmGUM-SAT
28h 42m2 stops
$1,918United Airlines
Find Deal
jue., mar. 19 - jue., mar. 26
Delta Logo
3:00 pm - 11:05 pmSAT-GUM
40h 05m2 stops
Delta Logo
4:50 pm - 9:02 pmGUM-SAT
44h 12m2 stops
$2,060Delta
Find Deal
mar., nov. 18 - mar., nov. 25
Delta Logo
6:32 am - 11:05 pmSAT-GUM
24h 33m2 stops
Delta Logo
1:00 am - 11:21 pmGUM-SAT
38h 21m2 stops
$2,310Delta
Find Deal
vie., nov. 28 - dom., nov. 30
United Airlines Logo
5:00 am - 9:45 pmSAT-GUM
25h 45m3 stops
United Airlines Logo
7:25 am - 1:13 pmGUM-SAT
20h 48m2 stops
$2,465United Airlines
Find Deal
jue., mar. 19 - jue., mar. 26
United Airlines Logo
4:55 pm - 7:00 pmSAT-GUM
58h 05m2 stops
United Airlines Logo
7:40 am - 10:54 pmGUM-SAT
55h 14m2 stops
$2,959United Airlines
Find Deal
sáb., dic. 20 - dom., ene. 4

United Airlines flights from San Antonio to Guam

Our best United Airlines deals on San Antonio to Guam flight tickets
United Airlines
Apr 18
SAT7:00 pmSan Antonio
42h 25m
2 stops
GUM4:25 amTamuning Guam Intl
Apr 21
GUM7:05 amTamuning Guam Intl
25h 28m
2 stops
SAT5:33 pmSan Antonio
$1,052
Find similar
United Airlines
Nov 28
SAT8:30 amSan Antonio
39h 15m
2 stops
GUM3:45 pmTamuning Guam Intl
Dec 1
GUM7:40 amTamuning Guam Intl
27h 57m
2 stops
SAT7:37 pmSan Antonio
$1,427
Find similar
United Airlines
Mar 19
SAT7:30 amSan Antonio
20h 20m
2 stops
GUM6:50 pmTamuning Guam Intl
Mar 26
GUM7:25 amTamuning Guam Intl
28h 42m
2 stops
SAT9:07 pmSan Antonio
$1,918
Find similar

Delta flights from San Antonio to Guam

Our best Delta deals on San Antonio to Guam flight tickets
Delta
Mar 19
SAT5:20 amSan Antonio
42h 15m
2 stops
GUM2:35 pmTamuning Guam Intl
Mar 25
GUM1:00 amTamuning Guam Intl
38h 14m
2 stops
SAT12:14 amSan Antonio
$1,915
Find similar
Delta
Nov 18
SAT3:00 pmSan Antonio
40h 05m
2 stops
GUM11:05 pmTamuning Guam Intl
Nov 25
GUM4:50 pmTamuning Guam Intl
44h 12m
2 stops
SAT9:02 pmSan Antonio
$2,060
Find similar
Delta
Nov 28
SAT6:32 amSan Antonio
24h 33m
2 stops
GUM11:05 pmTamuning Guam Intl
Nov 30
GUM1:00 amTamuning Guam Intl
38h 21m
2 stops
SAT11:21 pmSan Antonio
$2,310
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated octubre 22, 2025.
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

Price

San AntonioTamuning

SAT - GUM

SATGUM

San Antonio

sáb. 4/18

7:00 pm-4:25 am

2 stops42h 25m

Tamuning Guam Intl

mar. 4/21

7:05 am-5:33 pm

2 stops25h 28m

$1,052

San AntonioTamuning

SAT - GUM

SATGUM

San Antonio

vie. 11/28

8:30 am-3:45 pm

2 stops39h 15m

Tamuning Guam Intl

lun. 12/1

7:40 am-7:37 pm

2 stops27h 57m

$1,427

San AntonioTamuning

SAT - GUM

SATGUM

San Antonio

jue. 3/19

5:20 am-2:35 pm

2 stops42h 15m

Tamuning Guam Intl

mié. 3/25

1:00 am-12:14 am

2 stops38h 14m

$1,915

San AntonioTamuning

SAT - GUM

SATGUM

San Antonio

jue. 3/19

7:30 am-6:50 pm

2 stops20h 20m

Tamuning Guam Intl

jue. 3/26

7:25 am-9:07 pm

2 stops28h 42m

$1,918

San AntonioTamuning

SAT - GUM

SATGUM

San Antonio

mar. 11/18

3:00 pm-11:05 pm

2 stops40h 05m

Tamuning Guam Intl

mar. 11/25

4:50 pm-9:02 pm

2 stops44h 12m

$2,060

San AntonioTamuning

SAT - GUM

SATGUM

San Antonio

vie. 11/28

6:32 am-11:05 pm

2 stops24h 33m

Tamuning Guam Intl

dom. 11/30

1:00 am-11:21 pm

2 stops38h 21m

$2,310

San AntonioTamuning

SAT - GUM

SATGUM

San Antonio

jue. 3/19

5:00 am-9:45 pm

3 stops25h 45m

Tamuning Guam Intl

jue. 3/26

7:25 am-1:13 pm

2 stops20h 48m

$2,465

San AntonioTamuning

SAT - GUM

SATGUM

San Antonio

sáb. 12/20

4:55 pm-7:00 pm

2 stops58h 05m

Tamuning Guam Intl

dom. 1/4

7:40 am-10:54 pm

2 stops55h 14m

$2,959

San AntonioTamuning

SAT - GUM

SATGUM

San Antonio

mar. 11/11

6:32 am-3:15 pm

3 stops40h 43m

$786

San AntonioTamuning

SAT - GUM

SATGUM

San Antonio

mar. 11/11

1:05 pm-11:05 pm

2 stops42h 00m

$1,547

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Guam from

How to get the cheapest flight ticket from San Antonio to Guam

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Guam?

The cheapest day to depart from San Antonio to Guam is on a Monday when prices can be found for as low as $2,016. Flights from San Antonio to Guam on a Saturday will generally be more expensive and average around $3,146. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Guam?

Flying to Guam from San Antonio in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $2,094 when looking at flights departing in the afternoon. In contrast, the most expensive time of day to depart to Guam is in the morning when prices are around $2,356.

Cheap San Antonio to Guam flight deals and tips

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

Direct flights

None
There are no direct flights from San Antonio to Guam. There are no popular flight routes from San Antonio to Guam.
Search flight deals

  • When did momondo last update prices for flights from San Antonio Airport to Guam?

    Prices for flights from San Antonio Airport to Guam refresh daily.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Antonio Airport to Guam.

  • What documentation or ID do you need to fly to Guam?

    The travel and health documents required for your trip to Guam 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 Guam. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from San Antonio to Guam

Compare and see reviews for airlines that fly from San Antonio to Guam with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $1,471Free CancellationRating
7.4
8,990 reviews
Search United Airlines flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San Antonio to Guam for you.

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

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

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

Once you have performed a search for San Antonio to Guam flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to Guam, momondo offers a useful price alert feature which will track prices for flights to Guam from San Antonio and alert you when they change.

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1 adult
vie. 11/21
vie. 11/28
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