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Tamuning

$632+ Cheap flights from San Francisco (SFO) to Tamuning (GUM)

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 1/20. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — GUM
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from San Francisco to Tamuning

Cheapest flights from San Francisco to Tamuning
Explore the most affordable flight options available from San Francisco to Tamuning. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This United Airlines deal was found by Cheapflights users on 12/16. 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 12/306:00 amSFO - GUM
2 stops19h 00mUnited Airlines
Tue 1/67:40 amGUM - SFO
2 stops19h 13mUnited Airlines
Deal found 12/16$2,428
This Delta deal was found by Cheapflights users on 12/15. 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.
Wed 12/2412:10 amSFO - GUM
2 stops28h 55mDelta
Tue 12/304:50 pmGUM - SFO
2 stops46h 30mDelta
Deal found 12/15$2,713
This Delta deal was found by Cheapflights users on 12/15. 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.
Wed 12/2410:23 amSFO - GUM
2 stops58h 12mDelta
Tue 12/304:50 pmGUM - SFO
2 stops46h 30mDelta
Deal found 12/15$2,726
This Delta deal was found by Cheapflights users on 12/15. 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.
Wed 12/2412:10 amSFO - GUM
2 stops28h 55mDelta
Sun 12/281:00 amGUM - SFO
2 stops51h 43mDelta
Deal found 12/15$2,736
This Delta deal was found by Cheapflights users on 12/15. 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.
Wed 12/2410:23 amSFO - GUM
2 stops42h 42mDelta
Sun 12/281:00 amGUM - SFO
2 stops51h 43mDelta
Deal found 12/15$2,750
This Delta deal was found by Cheapflights users on 12/15. 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.
Wed 12/2412:10 amSFO - GUM
2 stops28h 55mDelta
Sat 12/271:00 amGUM - SFO
2 stops40h 59mDelta
Deal found 12/15$2,763
This Delta deal was found by Cheapflights users on 12/15. 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.
Wed 12/2410:23 amSFO - GUM
2 stops42h 42mDelta
Sat 12/271:00 amGUM - SFO
2 stops40h 59mDelta
Deal found 12/15$2,776
This United Airlines deal was found by Cheapflights users on 12/15. 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 12/2310:35 pmSFO - GUM
2 stops26h 25mUnited Airlines
Mon 12/297:40 amGUM - SFO
2 stops19h 08mUnited Airlines
Deal found 12/15$2,828
This Delta deal was found by Cheapflights users on 12/15. 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.
Wed 12/2412:10 amSFO - GUM
2 stops28h 55mDelta
Fri 1/24:50 pmGUM - SFO
2 stops47h 19mDelta
Deal found 12/15$2,838
This United Airlines deal was found by Cheapflights users on 12/16. 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 12/1711:15 amSFO - GUM
1 stop34h 25mUnited Airlines
Wed 12/247:40 amGUM - SFO
2 stops29h 55mUnited Airlines
Deal found 12/16$2,844
This United Airlines deal was found by Cheapflights users on 12/15. 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 12/1610:40 amSFO - GUM
1 stop17h 05mUnited Airlines
Thu 1/17:40 amGUM - SFO
1 stop16h 58mUnited Airlines
Deal found 12/15$2,850
This United Airlines deal was found by Cheapflights users on 12/15. 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 12/1710:59 pmSFO - GUM
2 stops35h 21mUnited Airlines
Thu 1/17:40 amGUM - SFO
1 stop16h 58mUnited Airlines
Deal found 12/15$2,851

Find flight deals from San Francisco to Tamuning

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Tamuning (GUM). 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 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,456
(United Airlines)

One-way from

$632
(Kiwi.com)

Popular in

December

Cheapest in

May

Average price

$2,727
Provider with most accurate pricing for San Francisco-Tamuning Guam Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Tamuning Guam Intl flights.
Search Deals
From San Francisco to Tamuning Guam Intl
Search Deals
One-way flight from San Francisco to Tamuning Guam Intl
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($218 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($60 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 San Francisco to Tamuning 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 18, 2025.
Use the filters below to find and compare flights from San Francisco to Tamuning that are best for you.

Fly from

San Francisco

Fly to

Tamuning

Route

Depart

Return

Price

San FranciscoTamuning

SFO - GUM

SFOGUM

San Francisco

Sat 1/17

10:40 am-3:45 pm

1 stop35h 05m

Tamuning Guam Intl

Tue 1/20

7:40 am-6:38 am

1 stop16h 58m

$1,456

San FranciscoTamuning

SFO - GUM

SFOGUM

San Francisco

Mon 3/2

10:40 am-3:45 pm

1 stop35h 05m

Tamuning Guam Intl

Thu 3/5

7:40 am-6:34 am

1 stop16h 54m

$1,565

San FranciscoTamuning

SFO - GUM

SFOGUM

San Francisco

Mon 3/23

6:00 am-6:50 pm

2 stops19h 50m

Tamuning Guam Intl

Tue 3/31

7:05 am-6:11 am

1 stop16h 06m

$1,818

San FranciscoTamuning

SFO - GUM

SFOGUM

San Francisco

Thu 5/7

9:20 am-6:05 pm

1 stop15h 45m

Tamuning Guam Intl

Tue 5/19

7:05 am-10:48 am

2 stops20h 43m

$1,818

San FranciscoTamuning

SFO - GUM

SFOGUM

San Francisco

Mon 3/23

10:05 am-6:50 pm

1 stop15h 45m

Tamuning Guam Intl

Mon 3/30

7:05 am-10:48 am

2 stops20h 43m

$1,818

San FranciscoTamuning

SFO - GUM

SFOGUM

San Francisco

Wed 5/13

9:20 am-6:05 pm

1 stop15h 45m

Tamuning Guam Intl

Wed 5/20

7:05 am-10:48 am

2 stops20h 43m

$1,818

San FranciscoTamuning

SFO - GUM

SFOGUM

San Francisco

Sat 3/21

6:00 am-6:50 pm

2 stops19h 50m

Tamuning Guam Intl

Mon 3/30

7:05 am-8:48 am

2 stops18h 43m

$1,868

San FranciscoTamuning

SFO - GUM

SFOGUM

San Francisco

Sun 3/22

10:05 am-6:50 pm

1 stop15h 45m

Tamuning Guam Intl

Sun 3/29

7:30 pm-9:35 am

1 stop31h 05m

$1,887

San FranciscoTamuning

SFO - GUM

SFOGUM

San Francisco

Thu 2/5

6:00 am-11:05 pm

2 stops23h 05m

$1,455

San FranciscoTamuning

SFO - GUM

SFOGUM

San Francisco

Thu 1/22

6:00 am-7:05 pm

2 stops19h 05m

$1,820

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 15 results
1
2

Compare providers for flights from San Francisco to Tamuning

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 San Francisco to Tamuning in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 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 San Francisco-Tamuning flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on San Francisco-Tamuning flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from San Francisco-Tamuning flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Francisco-Tamuning 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 San Francisco-Tamuning 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 San Francisco to Tamuning

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

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

Currently, April is the cheapest month in which you can book a flight from San Francisco to Tamuning (average of $285). Flying from San Francisco to Tamuning in July is currently the most expensive (average of $1,993). 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 SFO to GUM?

Find hourly flight availability from San Francisco to Tamuning. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

When flying from San Francisco to Tamuning, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 10% versus a flight in the morning.

How much does it cost to fly round-trip from San Francisco to Tamuning?

Reviews of airlines servicing Tamuning

Get insights into the airlines that provide service to Tamuning. 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 Tamuning. Reviews last updated December 18, 2025.
Read reviews from past customers who have flown United Airlines from San Francisco to Tamuning. 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
9,091 reviews

Overall

7.4

Crew

8.1

Comfort

7.3

Entertainment

7.1

Food

6.6

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
9,091 reviews
United Airlines
7.4
Good
9,091 reviews

Overall

7.4

Crew

8.1

Comfort

7.3

Entertainment

7.1

Food

6.6

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

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

    United Airlines can get you from San Francisco to Tamuning in just under 35h 05m. Your travel time can differ by up to . San Francisco and Tamuning are separated by a distance of 5800 mi.

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

    United Airlines, at $486, was found to be the cheapest airline from San Francisco to Tamuning.. Users have found that United Airlines is 76% cheaper than the other options available to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Francisco to Tamuning 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 San Francisco to Tamuning?

    Currently, April is the cheapest month in which you can book a flight from San Francisco to Tamuning (average of $285). Flying from San Francisco to Tamuning in July is currently the most expensive (average of $1,993). 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

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.

Top airline flying from San Francisco to Tamuning

Discover the top airline that operate flights from San Francisco to Tamuning. 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 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$486Average$2,167FlexibilityNo cancel feeOn-time69%

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