$1,057+ Cheap flights from Guam to San Antonio (SAT)
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 6/1. Fares are subject to change and may not be available on all flights or dates of travel.
GUM — SAT
May 26 — Jun 21
Round-trip
1 adult, Economy
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Find cheap flights from Guam to San Antonio with Cheapflights
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
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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 Guam to San Antonio
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Best
Last-minute
One-way
Cheapest flights from Guam to San AntonioExplore the most affordable flight options available from Guam to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 26, 2026.
Explore the most affordable flight options available from Guam to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 26, 2026.
This United Airlines deal was found by Cheapflights users on 4/22. 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 9/297:15 am
GUM
- SAT
2 stops29h 43m
United Airlines
Sat 10/31:23 pm
SAT
- GUM
3 stops61h 42m
United Airlines
Deal found 4/22![United Airlines logo]()
$1,640
This United Airlines deal was found by Cheapflights users on 4/22. 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.
Sun 6/217:30 pm
GUM
- SAT
2 stops55h 42m
United Airlines
Sun 6/281:40 pm
SAT
- GUM
2 stops37h 25m
United Airlines
Deal found 4/22![United Airlines logo]()
$1,781
This United Airlines deal was found by Cheapflights users on 4/25. 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 6/17:05 am
GUM
- SAT
2 stops25h 39m
United Airlines
Thu 7/98:53 am
SAT
- GUM
2 stops21h 52m
United Airlines
Deal found 4/25![United Airlines logo]()
$1,784
This United Airlines deal was found by Cheapflights users on 4/25. 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 6/17:05 am
GUM
- SAT
2 stops25h 39m
United Airlines
Sat 7/117:35 am
SAT
- GUM
2 stops41h 15m
United Airlines
Deal found 4/25![United Airlines logo]()
$1,828
This United Airlines deal was found by Cheapflights users on 4/22. 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 6/67:15 am
GUM
- SAT
2 stops32h 14m
United Airlines
Sat 6/134:35 pm
SAT
- GUM
2 stops58h 30m
United Airlines
Deal found 4/22![United Airlines logo]()
$1,906
This United Airlines deal was found by Cheapflights users on 4/23. 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 7/87:15 am
GUM
- SAT
2 stops32h 14m
United Airlines
Sat 7/119:37 am
SAT
- GUM
2 stops41h 28m
United Airlines
Deal found 4/23![United Airlines logo]()
$2,185
This United Airlines deal was found by Cheapflights users on 4/25. 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 5/207:10 am
GUM
- SAT
2 stops24h 47m
United Airlines
Mon 7/67:35 am
SAT
- GUM
2 stops41h 15m
United Airlines
Deal found 4/25![United Airlines logo]()
$3,928
This United Airlines deal was found by Cheapflights users on 4/25. 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 5/207:10 am
GUM
- SAT
2 stops28h 39m
United Airlines
Thu 7/97:35 am
SAT
- GUM
2 stops29h 45m
United Airlines
Deal found 4/25![United Airlines logo]()
$3,931
Best flights from Guam to San AntonioDiscover carefully curated flight deals from Guam to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 26, 2026.
Discover carefully curated flight deals from Guam to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 26, 2026.
This United Airlines deal was found by Cheapflights users on 4/22. 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 9/297:15 am
GUM
- SAT
2 stops29h 43m
United Airlines
Sat 10/36:45 pm
SAT
- GUM
2 stops56h 20m
United Airlines
Deal found 4/22![United Airlines logo]()
$1,640
This United Airlines deal was found by Cheapflights users on 4/22. 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.
Sun 6/217:30 pm
GUM
- SAT
3 stops64h 07m
United Airlines
Sun 6/289:37 am
SAT
- GUM
3 stops41h 28m
United Airlines
Deal found 4/22![United Airlines logo]()
$1,781
This United Airlines deal was found by Cheapflights users on 4/25. 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 6/17:05 am
GUM
- SAT
2 stops25h 39m
United Airlines
Thu 7/98:53 am
SAT
- GUM
2 stops21h 52m
United Airlines
Deal found 4/25![United Airlines logo]()
$1,784
This United Airlines deal was found by Cheapflights users on 4/25. 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 6/17:05 am
GUM
- SAT
2 stops25h 39m
United Airlines
Sat 7/117:35 am
SAT
- GUM
2 stops41h 15m
United Airlines
Deal found 4/25![United Airlines logo]()
$1,828
This United Airlines deal was found by Cheapflights users on 4/22. 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 6/67:15 am
GUM
- SAT
2 stops32h 14m
United Airlines
Sat 6/131:39 pm
SAT
- GUM
3 stops61h 26m
United Airlines
Deal found 4/22![United Airlines logo]()
$1,906
This United Airlines deal was found by Cheapflights users on 4/23. 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 7/87:15 am
GUM
- SAT
2 stops32h 14m
United Airlines
Sat 7/119:37 am
SAT
- GUM
2 stops41h 28m
United Airlines
Deal found 4/23![United Airlines logo]()
$2,185
This United Airlines deal was found by Cheapflights users on 4/25. 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 5/1912:10 pm
GUM
- SAT
2 stops35h 32m
United Airlines
Mon 7/67:35 am
SAT
- GUM
2 stops41h 15m
United Airlines
Deal found 4/25![United Airlines logo]()
$3,947
Last-minute flights from Guam to San AntonioDiscover last-minute flight deals from Guam to San Antonio. Data last updated April 26, 2026 and is based on user searches.
Discover last-minute flight deals from Guam to San Antonio. Data last updated April 26, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 4/25. 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 5/187:05 am
GUM
- SAT
2 stops37h 05m
United Airlines
Mon 7/67:35 am
SAT
- GUM
2 stops41h 15m
United Airlines
Deal found 4/25![United Airlines logo]()
$3,941
This United Airlines deal was found by Cheapflights users on 4/25. 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 5/187:05 am
GUM
- SAT
2 stops37h 05m
United Airlines
Thu 7/97:35 am
SAT
- GUM
2 stops29h 45m
United Airlines
Deal found 4/25![United Airlines logo]()
$3,944
This United Airlines deal was found by Cheapflights users on 4/25. 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 5/187:30 pm
GUM
- SAT
2 stops42h 24m
United Airlines
Sun 7/511:43 am
SAT
- GUM
2 stops43h 02m
United Airlines
Deal found 4/25![United Airlines logo]()
$3,980
This United Airlines deal was found by Cheapflights users on 4/25. 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 5/187:05 am
GUM
- SAT
2 stops37h 05m
United Airlines
Fri 7/107:35 am
SAT
- GUM
2 stops41h 15m
United Airlines
Deal found 4/25![United Airlines logo]()
$4,241
This United Airlines deal was found by Cheapflights users on 4/25. 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 5/1912:10 pm
GUM
- SAT
2 stops24h 10m
United Airlines
Tue 7/77:35 am
SAT
- GUM
2 stops43h 30m
United Airlines
Deal found 4/25![United Airlines logo]()
$3,934
This United Airlines deal was found by Cheapflights users on 4/25. 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 5/1912:10 pm
GUM
- SAT
2 stops35h 32m
United Airlines
Mon 7/67:35 am
SAT
- GUM
2 stops41h 15m
United Airlines
Deal found 4/25![United Airlines logo]()
$3,947
This United Airlines deal was found by Cheapflights users on 4/25. 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 5/1912:55 pm
GUM
- SAT
3 stops24h 59m
United Airlines
Thu 7/97:35 am
SAT
- GUM
2 stops29h 45m
United Airlines
Deal found 4/25![United Airlines logo]()
$3,950
This United Airlines deal was found by Cheapflights users on 4/25. 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 5/1912:10 pm
GUM
- SAT
3 stops25h 44m
United Airlines
Sat 7/47:35 am
SAT
- GUM
2 stops23h 10m
United Airlines
Deal found 4/25![United Airlines logo]()
$4,253
This United Airlines deal was found by Cheapflights users on 4/25. 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 5/207:10 am
GUM
- SAT
2 stops28h 39m
United Airlines
Wed 7/87:35 am
SAT
- GUM
2 stops41h 15m
United Airlines
Deal found 4/25![United Airlines logo]()
$3,928
This United Airlines deal was found by Cheapflights users on 4/25. 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 5/207:10 am
GUM
- SAT
2 stops28h 39m
United Airlines
Thu 7/97:35 am
SAT
- GUM
2 stops29h 45m
United Airlines
Deal found 4/25![United Airlines logo]()
$3,931
This United Airlines deal was found by Cheapflights users on 4/25. 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 5/227:05 am
GUM
- SAT
2 stops32h 24m
United Airlines
Tue 7/77:35 am
SAT
- GUM
2 stops43h 30m
United Airlines
Deal found 4/25![United Airlines logo]()
$4,243
One-way flights from Guam to San AntonioSearch for one-way flight options from Guam to San Antonio. Find affordable one-way fares based on user searches. Data last updated April 26, 2026.
Search for one-way flight options from Guam to San Antonio. Find affordable one-way fares based on user searches. Data last updated April 26, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/112:50 am
GUM
- SAT
3 stops43h 50m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$1,057
This Kiwi.com deal was found by Cheapflights users on 4/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/3112:50 am
GUM
- SAT
3 stops43h 50m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$1,111
This Delta deal was found by Cheapflights users on 4/23. 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.
Mon 6/15:20 pm
GUM
- SAT
2 stops44h 07m
Delta
Deal found 4/23![Delta logo]()
$1,377
Find flight deals from Guam to San Antonio
Keep the following information in mind while searching for Guam to San Antonio flight deals. Data was last updated April 26, 2026.
Round-trip from | $1,640 (United Airlines) |
|---|---|
One-way from | $1,057 (Kiwi.com) |
Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated April 26, 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
Cheapest round-trip
TamuningSan Antonio
GUM - SAT
GUMSAT
Tamuning Guam Intl
Tue 9/29
7:15 am-9:58 pm
2 stops29h 43m
San Antonio
Sat 10/3
6:45 pm-6:05 pm
2 stops56h 20m
$1,640
TamuningSan Antonio
GUM - SAT
GUMSAT
Tamuning Guam Intl
Sun 6/21
7:30 pm-8:37 pm
3 stops64h 07m
San Antonio
Sun 6/28
9:37 am-6:05 pm
3 stops41h 28m
$1,781
Quickest round-trip
TamuningSan Antonio
GUM - SAT
GUMSAT
Tamuning Guam Intl
Mon 6/1
7:05 am-5:44 pm
2 stops25h 39m
San Antonio
Thu 7/9
8:53 am-9:45 pm
2 stops21h 52m
$1,784
TamuningSan Antonio
GUM - SAT
GUMSAT
Tamuning Guam Intl
Mon 6/1
7:05 am-5:44 pm
2 stops25h 39m
San Antonio
Sat 7/11
7:35 am-3:50 pm
2 stops41h 15m
$1,828
TamuningSan Antonio
GUM - SAT
GUMSAT
Tamuning Guam Intl
Sat 6/6
7:15 am-12:29 am
2 stops32h 14m
San Antonio
Sat 6/13
1:39 pm-6:05 pm
3 stops61h 26m
$1,906
TamuningSan Antonio
GUM - SAT
GUMSAT
Tamuning Guam Intl
Wed 7/8
7:15 am-12:29 am
2 stops32h 14m
San Antonio
Sat 7/11
9:37 am-6:05 pm
2 stops41h 28m
$2,185
TamuningSan Antonio
GUM - SAT
GUMSAT
Tamuning Guam Intl
Tue 5/19
12:10 pm-8:42 am
2 stops35h 32m
San Antonio
Mon 7/6
7:35 am-3:50 pm
2 stops41h 15m
$3,947
Cheapest one-way
Quickest one-way
TamuningSan Antonio
GUM - SAT
GUMSAT
Tamuning Guam Intl
Mon 6/1
12:50 am-5:40 am
3 stops43h 50m
$1,057
TamuningSan Antonio
GUM - SAT
GUMSAT
Tamuning Guam Intl
Sun 5/31
12:50 am-5:40 am
3 stops43h 50m
$1,111
TamuningSan Antonio
GUM - SAT
GUMSAT
Tamuning Guam Intl
Mon 6/1
5:20 pm-10:27 pm
2 stops44h 07m
$1,377
Sorted by cheapest first
Best time to book a flight from Guam to San Antonio
Have a flexible travel schedule? Discover the best time to fly to San Antonio from Guam with our price prediction graph.
GUM-SAT
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 Guam to San Antonio
GU0-SAT
GUM-SAT
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing San Antonio
Get insights into the airlines that provide service to San Antonio. 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 San Antonio. Reviews last updated April 26, 2026.
Get a feel of what it's like to fly with United Airlines from Guam to San Antonio by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.1
Food
6.6
Boarding
7.7
Comfort
7.3
Entertainment
7.1
Overall
7.4
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Crew
8.1
Food
6.6
Boarding
7.7
Comfort
7.3
Entertainment
7.1
Overall
7.4
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Related info for your journey
Find useful and relevant information for your journey from Guam to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San Antonio?
Book flights to San Antonio if you plan to visit one of these locationsNew Braunfels
Kerrville
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Complete your trip to San Antonio by adding a car rental and/or hotel reservation to your travel itinerary.
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Find flights from Guam to San Antonio, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Guam and San Antonio flights
Browse other Guam and San Antonio flight options. Last updated on April 26, 2026.
Popular flight searches
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Other flights to San Antonio
Explore flights to San Antonio departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on April 26, 2026.
Top airline flying from Guam to San Antonio
Discover the top airline that operate flights from Guam to San Antonio. 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 April 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,583 | Average$1,842 | FlexibilityNo cancel fee | On-time69% |