$1,231+ 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 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — GUM
Jul 10 — Jul 171
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from San Antonio to Guam 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
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
Last-minute
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 June 10, 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 June 10, 2026.
This Delta deal was found by Cheapflights users on 6/8. 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 11/26:15 pm
SAT
- GUM
2 stops28h 20m
Delta
Mon 11/94:50 pm
GUM
- SAT
2 stops47h 38m
Delta
Deal found 6/8![Delta logo]()
$1,915
This United Airlines deal was found by Cheapflights users on 6/8. 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.
Thu 10/17:40 am
SAT
- GUM
2 stops19h 25m
United Airlines
Thu 10/157:10 am
GUM
- SAT
2 stops29h 21m
United Airlines
Deal found 6/8![United Airlines logo]()
$1,919
This Delta deal was found by Cheapflights users on 6/5. 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 9/256:15 am
SAT
- GUM
2 stops26h 40m
Delta
Sun 10/45:20 pm
GUM
- SAT
2 stops45h 56m
Delta
Deal found 6/5![Delta logo]()
$1,953
This United Airlines deal was found by Cheapflights users on 6/5. 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 10/147:40 am
SAT
- GUM
2 stops19h 25m
United Airlines
Fri 10/237:10 am
GUM
- SAT
2 stops18h 33m
United Airlines
Deal found 6/5![United Airlines logo]()
$1,969
This Delta deal was found by Cheapflights users on 6/6. 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.
Sun 12/2712:25 pm
SAT
- GUM
2 stops58h 10m
Delta
Mon 2/14:50 pm
GUM
- SAT
2 stops45h 37m
Delta
Deal found 6/6![Delta logo]()
$1,979
This United Airlines deal was found by Cheapflights users on 6/6. 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.
Thu 12/246:40 am
SAT
- GUM
2 stops27h 05m
United Airlines
Thu 1/287:45 am
GUM
- SAT
2 stops27h 38m
United Airlines
Deal found 6/6![United Airlines logo]()
$1,995
This Delta deal was found by Cheapflights users on 6/6. 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.
Sat 12/2610:45 am
SAT
- GUM
2 stops35h 50m
Delta
Wed 2/34:50 pm
GUM
- SAT
2 stops45h 37m
Delta
Deal found 6/6![Delta logo]()
$2,003
This United Airlines deal was found by Cheapflights users on 6/6. 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 12/213:00 pm
SAT
- GUM
2 stops35h 50m
United Airlines
Thu 1/287:45 am
GUM
- SAT
2 stops21h 20m
United Airlines
Deal found 6/6![United Airlines logo]()
$2,004
This United Airlines deal was found by Cheapflights users on 6/6. 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.
Thu 12/245:20 am
SAT
- GUM
2 stops28h 25m
United Airlines
Sun 1/317:45 pm
GUM
- SAT
2 stops40h 30m
United Airlines
Deal found 6/6![United Airlines logo]()
$2,013
This Delta deal was found by Cheapflights users on 6/6. 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.
Sun 12/276:05 pm
SAT
- GUM
2 stops52h 30m
Delta
Fri 1/294:50 pm
GUM
- SAT
2 stops47h 38m
Delta
Deal found 6/6![Delta logo]()
$2,017
This Delta deal was found by Cheapflights users on 6/6. 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.
Sun 8/1611:29 am
SAT
- GUM
2 stops45h 26m
Delta
Mon 8/315:20 pm
GUM
- SAT
2 stops46h 06m
Delta
Deal found 6/6![Delta logo]()
$2,020
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 June 10, 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 June 10, 2026.
This United Airlines deal was found by Cheapflights users on 6/8. 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.
Thu 10/17:40 am
SAT
- GUM
2 stops19h 25m
United Airlines
Thu 10/157:10 am
GUM
- SAT
2 stops29h 21m
United Airlines
Deal found 6/8![United Airlines logo]()
$1,919
This Delta deal was found by Cheapflights users on 6/6. 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.
Sun 8/1611:29 am
SAT
- GUM
2 stops45h 26m
Delta
Mon 8/315:20 pm
GUM
- SAT
2 stops46h 06m
Delta
Deal found 6/6![Delta logo]()
$2,020
This United Airlines deal was found by Cheapflights users on 6/8. 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 11/25:30 am
SAT
- GUM
2 stops21h 20m
United Airlines
Mon 11/97:25 am
GUM
- SAT
3 stops27h 58m
United Airlines
Deal found 6/8![United Airlines logo]()
$1,919
This United Airlines deal was found by Cheapflights users on 6/5. 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 10/147:40 am
SAT
- GUM
2 stops19h 25m
United Airlines
Fri 10/237:10 am
GUM
- SAT
2 stops18h 33m
United Airlines
Deal found 6/5![United Airlines logo]()
$1,969
This Delta deal was found by Cheapflights users on 6/8. 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 7/145:20 am
SAT
- GUM
2 stops43h 15m
Delta
Mon 7/272:00 am
GUM
- SAT
2 stops37h 20m
Delta
Deal found 6/8![Delta logo]()
$2,273
This Delta deal was found by Cheapflights users on 6/7. 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 7/135:15 am
SAT
- GUM
2 stops27h 40m
Delta
Tue 7/285:20 pm
GUM
- SAT
2 stops46h 06m
Delta
Deal found 6/7![Delta logo]()
$2,273
This United Airlines deal was found by Cheapflights users on 6/5. 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 9/257:40 am
SAT
- GUM
2 stops19h 25m
United Airlines
Sun 10/47:10 am
GUM
- SAT
3 stops23h 43m
United Airlines
Deal found 6/5![United Airlines logo]()
$2,174
This Delta deal was found by Cheapflights users on 6/7. 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 7/1410:38 am
SAT
- GUM
2 stops46h 17m
Delta
Wed 8/52:00 am
GUM
- SAT
2 stops37h 26m
Delta
Deal found 6/7![Delta logo]()
$2,273
Last-minute flights from San Antonio to GuamDiscover last-minute flight deals from San Antonio to Guam. Data last updated June 10, 2026 and is based on user searches.
Discover last-minute flight deals from San Antonio to Guam. Data last updated June 10, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 6/7. 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.
Thu 6/115:30 am
SAT
- GUM
2 stops21h 35m
United Airlines
Sat 6/137:30 pm
GUM
- SAT
2 stops42h 28m
United Airlines
Deal found 6/7![United Airlines logo]()
$3,004
This United Airlines deal was found by Cheapflights users on 6/8. 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 6/125:30 am
SAT
- GUM
2 stops21h 35m
United Airlines
Sun 6/217:05 am
GUM
- SAT
3 stops21h 12m
United Airlines
Deal found 6/8![United Airlines logo]()
$3,281
This United Airlines deal was found by Cheapflights users on 6/5. 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 7/107:00 am
SAT
- GUM
2 stops41h 50m
United Airlines
Thu 7/167:05 am
GUM
- SAT
2 stops21h 12m
United Airlines
Deal found 6/5![United Airlines logo]()
$2,429
This United Airlines deal was found by Cheapflights users on 6/8. 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 7/135:30 am
SAT
- GUM
3 stops45h 35m
United Airlines
Tue 7/287:05 am
GUM
- SAT
2 stops29h 08m
United Airlines
Deal found 6/8![United Airlines logo]()
$2,392
This Delta deal was found by Cheapflights users on 6/7. 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 7/145:00 pm
SAT
- GUM
2 stops31h 35m
Delta
Mon 7/272:00 am
GUM
- SAT
2 stops37h 20m
Delta
Deal found 6/7![Delta logo]()
$2,273
This United Airlines deal was found by Cheapflights users on 6/7. 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 7/141:39 pm
SAT
- GUM
3 stops37h 26m
United Airlines
Tue 7/287:05 am
GUM
- SAT
2 stops25h 39m
United Airlines
Deal found 6/7![United Airlines logo]()
$2,359
This United Airlines deal was found by Cheapflights users on 6/7. 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 7/141:39 pm
SAT
- GUM
3 stops37h 26m
United Airlines
Thu 8/67:05 am
GUM
- SAT
2 stops31h 50m
United Airlines
Deal found 6/7![United Airlines logo]()
$2,385
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 June 10, 2026.
Search for one-way flight options from San Antonio to Guam. Find affordable one-way fares based on user searches. Data last updated June 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/5. 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.
Fri 9/44:55 pm
SAT
- GUM
2 stops43h 40m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$1,231
This Kiwi.com deal was found by Cheapflights users on 6/7. 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 7/67:02 am
SAT
- GUM
2 stops49h 43m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$1,254
This United Airlines deal was found by Cheapflights users on 6/7. 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 7/61:39 pm
SAT
- GUM
3 stops37h 26m
United Airlines
Deal found 6/7![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 June 10, 2026.
Round-trip from | $1,915 (Delta) |
|---|---|
One-way from | $1,231 (Kiwi.com) |
Popular in | December |
Cheapest in | September |
Average price | $2,154 |
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 June 10, 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 - GUM
SATGUM
San Antonio
Thu 10/1
7:40 am-6:05 pm
2 stops19h 25m
Tamuning Guam Intl
Thu 10/15
7:10 am-9:31 pm
2 stops29h 21m
$1,919
San AntonioTamuning
SAT - GUM
SATGUM
San Antonio
Mon 11/2
5:30 am-6:50 pm
2 stops21h 20m
Tamuning Guam Intl
Mon 11/9
7:25 am-7:23 pm
3 stops27h 58m
$1,919
Quickest round-trip
San AntonioTamuning
SAT - GUM
SATGUM
San Antonio
Wed 10/14
7:40 am-6:05 pm
2 stops19h 25m
Tamuning Guam Intl
Fri 10/23
7:10 am-10:43 am
2 stops18h 33m
$1,969
San AntonioTamuning
SAT - GUM
SATGUM
San Antonio
Sun 8/16
11:29 am-11:55 pm
2 stops45h 26m
Tamuning Guam Intl
Mon 8/31
5:20 pm-12:26 am
2 stops46h 06m
$2,020
San AntonioTamuning
SAT - GUM
SATGUM
San Antonio
Fri 9/25
7:40 am-6:05 pm
2 stops19h 25m
Tamuning Guam Intl
Sun 10/4
7:10 am-3:53 pm
3 stops23h 43m
$2,174
San AntonioTamuning
SAT - GUM
SATGUM
San Antonio
Tue 7/14
5:20 am-3:35 pm
2 stops43h 15m
Tamuning Guam Intl
Mon 7/27
2:00 am-12:20 am
2 stops37h 20m
$2,273
San AntonioTamuning
SAT - GUM
SATGUM
San Antonio
Mon 7/13
5:15 am-11:55 pm
2 stops27h 40m
Tamuning Guam Intl
Tue 7/28
5:20 pm-12:26 am
2 stops46h 06m
$2,273
San AntonioTamuning
SAT - GUM
SATGUM
San Antonio
Tue 7/14
10:38 am-11:55 pm
2 stops46h 17m
Tamuning Guam Intl
Wed 8/5
2:00 am-12:26 am
2 stops37h 26m
$2,273
Cheapest one-way
San AntonioTamuning
SAT - GUM
SATGUM
San Antonio
Fri 9/4
4:55 pm-3:35 am
2 stops43h 40m
$1,231
San AntonioTamuning
SAT - GUM
SATGUM
San Antonio
Mon 7/6
7:02 am-11:45 pm
2 stops49h 43m
$1,254
Showing 1-10 of 11 resultsSorted 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 June 10, 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.
Comfort
7.3
Entertainment
7.1
Crew
8.1
Boarding
7.7
Overall
7.4
Food
6.6
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Comfort
7.3
Entertainment
7.1
Crew
8.1
Boarding
7.7
Overall
7.4
Food
6.6
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - 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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Alternative routes for San Antonio to Guam
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Guam by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from San Antonio to Guam by cabin class
Find flights from San Antonio to Guam, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Antonio and Guam flights
Browse other San Antonio and Guam flight options. Last updated on June 10, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 June 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,471 | Average$2,148 | FlexibilityNo cancel fee | On-time69% |