HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Antonio

$1,630+ Cheap flights from Tamuning (GUM) to San Antonio (SAT)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/5. Fares are subject to change and may not be available on all flights or dates of travel.
GUM — SAT
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Tamuning 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

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 Tamuning to San Antonio

Best flights from Tamuning to San Antonio
Discover carefully curated flight deals from Tamuning to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/11. 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 2/57:40 amGUM - SAT
2 stops19h 07mUnited Airlines
Mon 2/92:05 pmSAT - GUM
3 stops46h 15mUnited Airlines
Deal found 12/11$1,630

Find flight deals from Tamuning to San Antonio

Discover tips and strategies to find the most affordable flight options for your journey from Tamuning (GUM) to San Antonio (SAT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,631
(United Airlines)

Popular in

August

Cheapest in

March

Average price

$1,890
Provider with most accurate pricing for Tamuning Guam Intl-San Antonio flight deals.
Search Deals
Provider most trusted by Cheapflights users for Tamuning Guam Intl-San Antonio flights.
Search Deals
From Tamuning Guam Intl to San Antonio
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($247 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($49 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Tamuning 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 December 12, 2025.
Use the filters below to find and compare flights from Tamuning to San Antonio that are best for you.

Fly from

Tamuning

Fly to

San Antonio

Route

Depart

Return

Price

TamuningSan Antonio

GUM - SAT

GUMSAT

Tamuning Guam Intl

Thu 2/5

7:40 am-10:47 am

2 stops19h 07m

San Antonio

Mon 2/9

2:05 pm-4:20 am

3 stops46h 15m

$1,630

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Compare providers for flights from Tamuning to San Antonio

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Tamuning to San Antonio in December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Tamuning-San Antonio flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Tamuning-San Antonio flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Tamuning-San Antonio flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Tamuning-San Antonio flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Tamuning-San Antonio flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Tamuning to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Tamuning 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.

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 December 12, 2025.
Read reviews from past customers who have flown United Airlines from Tamuning to San Antonio. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,095 reviews

Food

6.6

Comfort

7.3

Crew

8.1

Entertainment

7.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).
United Airlines
7.4
Good
9,095 reviews
United Airlines
7.4
Good
9,095 reviews

Food

6.6

Comfort

7.3

Crew

8.1

Entertainment

7.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).

Related info for your journey

Find useful and relevant information for your journey from Tamuning to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Tamuning to San Antonio?

    A quick flight from Tamuning to San Antonio can take about 19h 07m. United Airlines provides one of the quickest options available for as low as $1,630. Tamuning and San Antonio are separated by a distance of 7278 mi.

  • What is the cheapest airline to fly from Tamuning to San Antonio round-trip?

    Our cheapest airline available from Tamuning to San Antonio is United Airlines. Our recent data shows that you can find tickets from as low as $1,580 on this airline. United Airlines is currently priced 13% below the average price you’ll pay for this route.

  • Can I find deals for flights from Tamuning to San Antonio that include hotel bookings?

    Yes. In addition to deals on Tamuning to San Antonio flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Tamuning to San Antonio?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Tamuning to San Antonio.

  • Can I find deals for business class flights from Tamuning to San Antonio?

    Yes. Cheapflights offers flight deals from Tamuning to San Antonio by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near San Antonio?

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

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 for Tamuning to San Antonio

See prices for flight routes from nearby airports that may be better suited for you.
Tamuning to Dallas/Fort Worth flights
Tamuning to George Bush Intcntl flights
Tamuning to Austin flights
Tamuning to Love Field flights

Top airline flying from Tamuning to San Antonio

Discover the top airline that operate flights from Tamuning 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,580Average$1,824FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.