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$1,373+ Cheap flights from Tamuning (GUM) to San Francisco (SFO)

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 10/9. Fares are subject to change and may not be available on all flights or dates of travel.
GUM — SFO
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Tamuning to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Tamuning (GUM) to San Francisco (SFO). 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 September 11, 2025.

Round-trip from

$1,373
(United Airlines)

Popular in

February

Cheapest in

March

Average price

$1,592
From Tamuning Guam Intl to San Francisco
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Highest demand for flights based on searches. 0% potential increase in price ($12 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($31 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Tamuning to San Francisco

Cheapest flights from Tamuning to San Francisco
Explore the most affordable flight options available from Tamuning to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This United Airlines deal was found by Cheapflights users on 9/9. 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 10/97:20 amGUM - SFO
1 stop20h 40mUnited Airlines
Thu 10/169:20 amSFO - GUM
1 stop15h 45mUnited Airlines
Deal found 9/9$1,373
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Tue 11/257:05 amGUM - SFO
1 stop22h 30mUnited Airlines
Mon 12/110:59 pmSFO - GUM
2 stops25h 51mUnited Airlines
Deal found 9/11$1,378
This United Airlines deal was found by Cheapflights users on 9/9. 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 11/47:25 amGUM - SFO
2 stops25h 43mUnited Airlines
Mon 11/246:55 pmSFO - GUM
2 stops39h 25mUnited Airlines
Deal found 9/9$1,381
This Delta deal was found by Cheapflights users on 9/9. 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 11/31:00 amGUM - SFO
2 stops50h 24mDelta
Mon 11/246:00 amSFO - GUM
2 stops38h 35mDelta
Deal found 9/9$1,392
This United Airlines deal was found by Cheapflights users on 9/8. 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.
Wed 11/127:20 amGUM - SFO
1 stop22h 15mUnited Airlines
Sun 11/169:24 pmSFO - GUM
2 stops27h 26mUnited Airlines
Deal found 9/8$1,427
This Delta deal was found by Cheapflights users on 9/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/241:00 amGUM - SFO
2 stops50h 35mDelta
Mon 12/110:30 amSFO - GUM
2 stops42h 35mDelta
Deal found 9/11$1,442
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Fri 12/127:05 amGUM - SFO
1 stop22h 30mUnited Airlines
Mon 12/228:00 pmSFO - GUM
2 stops29h 00mUnited Airlines
Deal found 9/11$1,528

Cheapflights Fare Finder

 
Customize your flight search to find flights from Tamuning to San Francisco 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 September 11, 2025.
Use the filters below to find and compare flights from Tamuning to San Francisco that are best for you.

Fly from

Tamuning

Fly to

San Francisco

Route

Depart

Return

Price

TamuningSan Francisco

GUM - SFO

GUMSFO

Tamuning Guam Intl

Tue 11/4

7:05 am-11:35 am

1 stop22h 30m

San Francisco

Mon 11/24

6:00 am-6:50 pm

2 stops18h 50m

$1,373

TamuningSan Francisco

GUM - SFO

GUMSFO

Tamuning Guam Intl

Thu 10/9

7:20 am-11:00 am

1 stop20h 40m

San Francisco

Thu 10/16

6:00 am-6:05 pm

2 stops19h 05m

$1,373

TamuningSan Francisco

GUM - SFO

GUMSFO

Tamuning Guam Intl

Tue 11/25

7:05 am-11:35 am

1 stop22h 30m

San Francisco

Mon 12/1

10:59 pm-6:50 pm

2 stops25h 51m

$1,378

TamuningSan Francisco

GUM - SFO

GUMSFO

Tamuning Guam Intl

Mon 11/3

1:00 am-9:24 am

2 stops50h 24m

San Francisco

Mon 11/24

6:00 am-2:35 pm

2 stops38h 35m

$1,392

TamuningSan Francisco

GUM - SFO

GUMSFO

Tamuning Guam Intl

Wed 11/12

7:20 am-11:35 am

1 stop22h 15m

San Francisco

Sun 11/16

9:24 pm-6:50 pm

2 stops27h 26m

$1,427

TamuningSan Francisco

GUM - SFO

GUMSFO

Tamuning Guam Intl

Sat 10/25

7:10 am-8:12 pm

2 stops30h 02m

$1,400

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Best time to book a flight from Tamuning to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco 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.

Cheapflights Insights

Everything you need to know about your flight from Tamuning to San Francisco

What is the cheapest month to book a flight from Tamuning to San Francisco?

Currently, January is the cheapest month in which you can book a flight from Tamuning to San Francisco (average of $276). Flying from Tamuning to San Francisco in June is currently the most expensive (average of $357). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from GUM to SFO?

Find hourly flight availability from Tamuning to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 1% on flights from Tamuning to San Francisco by exploring options for tickets in the morning.

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. 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 Francisco. Reviews last updated September 11, 2025.
Read reviews from past customers who have flown United Airlines from Tamuning to San Francisco. 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
8,937 reviews

Overall

7.4

Comfort

7.3

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
United Airlines
7.4
Good
8,937 reviews
United Airlines
7.4
Good
8,937 reviews

Overall

7.4

Comfort

7.3

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Related info for your journey

Find useful and relevant information for your journey from Tamuning to San Francisco. 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 Francisco?

    There are many flights that can get you from Tamuning to San Francisco in 22h 30m. Fly via United Airlines to get the fastest option. Tamuning and San Francisco are separated by a distance of 5800 mi.

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

    United Airlines, at $1,394, was found to be the cheapest airline from Tamuning to San Francisco.. United Airlines is priced at 13% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Tamuning to San Francisco?

    Currently, January is the cheapest month in which you can book a flight from Tamuning to San Francisco (average of $276). Flying from Tamuning to San Francisco in June is currently the most expensive (average of $357). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Roseville
Santa Cruz
Livermore
South San Francisco
Turlock
Antioch
Watsonville
Manteca
Santa Clara
Sunnyvale
Hollister
Vacaville
Foster City
Vallejo
Burlingame
Redwood City
Union City
San Leandro
San Mateo
Lathrop

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Tamuning to San Francisco

Discover the top airline that operate flights from Tamuning to San Francisco. 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,394Average$1,611FlexibilityNo cancel feeOn-time69%

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