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Cheap flights from San Francisco to Guam from $579

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Guam departing on 2/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from San Francisco to Guam

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
7:45 pm - 3:45 pm
SFO
-
GUM
50h 00m2 stops
United Airlines Logo
7:40 am - 6:34 am
GUM
-
SFO
16h 54m1 stop
$1,425United Airlines
Sun, Feb 22 - Thu, Feb 26
United Airlines Logo
10:40 am - 3:45 pm
SFO
-
GUM
35h 05m1 stop
United Airlines Logo
7:40 am - 6:38 am
GUM
-
SFO
16h 58m1 stop
$1,456United Airlines
Sat, Jan 17 - Tue, Jan 20
United Airlines Logo
12:20 am - 4:20 am
SFO
-
GUM
34h 00m1 stop
United Airlines Logo
7:40 am - 6:38 am
GUM
-
SFO
16h 58m1 stop
$1,506United Airlines
Mon, Jan 19 - Thu, Jan 22
United Airlines Logo
10:59 pm - 3:45 pm
SFO
-
GUM
46h 46m2 stops
United Airlines Logo
7:40 am - 6:38 am
GUM
-
SFO
16h 58m1 stop
$1,569United Airlines
Mon, Feb 2 - Fri, Feb 6
United Airlines Logo
9:10 pm - 3:45 pm
SFO
-
GUM
48h 35m2 stops
United Airlines Logo
7:40 am - 6:34 am
GUM
-
SFO
16h 54m1 stop
$1,577United Airlines
Sat, Feb 28 - Wed, Mar 4
United Airlines Logo
5:45 pm - 4:20 am
SFO
-
GUM
40h 35m2 stops
United Airlines Logo
7:40 am - 6:38 am
GUM
-
SFO
16h 58m1 stop
$1,614United Airlines
Sat, Jan 17 - Tue, Jan 20
United Airlines Logo
9:20 am - 6:05 pm
SFO
-
GUM
15h 45m1 stop
United Airlines Logo
7:05 am - 6:11 am
GUM
-
SFO
16h 06m1 stop
$1,818United Airlines
Thu, May 7 - Tue, May 19
United Airlines Logo
8:15 am - 4:25 am
SFO
-
GUM
27h 10m2 stops
United Airlines Logo
7:05 am - 10:48 am
GUM
-
SFO
20h 43m2 stops
$1,841United Airlines
Thu, May 7 - Tue, May 19
United Airlines Logo
6:00 am - 7:05 pm
SFO
-
GUM
19h 05m2 stops
United Airlines Logo
7:25 am - 9:38 am
GUM
-
SFO
19h 13m2 stops
$1,868United Airlines
Fri, Feb 27 - Mon, Mar 9
United Airlines Logo
9:10 am - 6:05 pm
SFO
-
GUM
15h 55m1 stop
United Airlines Logo
7:30 pm - 9:35 am
GUM
-
SFO
31h 05m1 stop
$1,887United Airlines
Fri, Apr 3 - Sun, Apr 12

United Airlines flights from San Francisco to Guam

Our best United Airlines deals on San Francisco to Guam flight tickets
United Airlines
Feb 22
SFO7:45 pmSan Francisco
50h 00m
2 stops
GUM3:45 pmTamuning Guam Intl
Feb 26
GUM7:40 amTamuning Guam Intl
16h 54m
1 stop
SFO6:34 amSan Francisco
$1,425
Find similar
United Airlines
Jan 17
SFO10:40 amSan Francisco
35h 05m
1 stop
GUM3:45 pmTamuning Guam Intl
Jan 20
GUM7:40 amTamuning Guam Intl
16h 58m
1 stop
SFO6:38 amSan Francisco
$1,456
Find similar
United Airlines
Jan 19
SFO12:20 amSan Francisco
34h 00m
1 stop
GUM4:20 amTamuning Guam Intl
Jan 22
GUM7:40 amTamuning Guam Intl
16h 58m
1 stop
SFO6:38 amSan Francisco
$1,506
Find similar

Delta flights from San Francisco to Guam

Our best Delta deals on San Francisco to Guam flight tickets
Delta
Jan 20
SFO6:00 amSan Francisco
38h 35m
2 stops
GUM2:35 pmTamuning Guam Intl
Jan 26
GUM1:00 amTamuning Guam Intl
37h 59m
2 stops
SFO8:59 pmSan Francisco
$1,903
Find similar
Delta
Jan 15
SFO10:35 amSan Francisco
42h 30m
2 stops
GUM11:05 pmTamuning Guam Intl
Jan 28
GUM4:50 pmTamuning Guam Intl
48h 40m
2 stops
SFO11:30 pmSan Francisco
$1,964
Find similar
Delta
Jan 16
SFO12:40 amSan Francisco
28h 25m
2 stops
GUM11:05 pmTamuning Guam Intl
May 23
GUM5:00 pmTamuning Guam Intl
47h 46m
2 stops
SFO11:46 pmSan Francisco
$2,003
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Francisco 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, momondo users made 832,500 searches. Data last updated December 23, 2025.
Use the filters below to find and compare flights from San Francisco to Guam that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoTamuning

SFO - GUM

SFOGUM

San Francisco

Sun 2/22

7:45 pm-3:45 pm

2 stops50h 00m

Tamuning Guam Intl

Thu 2/26

7:40 am-6:34 am

1 stop16h 54m

$1,425

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 1/19

12:20 am-4:20 am

1 stop34h 00m

Tamuning Guam Intl

Thu 1/22

7:40 am-6:38 am

1 stop16h 58m

$1,506

San FranciscoTamuning

SFO - GUM

SFOGUM

San Francisco

Mon 2/2

10:59 pm-3:45 pm

2 stops46h 46m

Tamuning Guam Intl

Fri 2/6

7:40 am-6:38 am

1 stop16h 58m

$1,569

San FranciscoTamuning

SFO - GUM

SFOGUM

San Francisco

Sat 2/28

9:10 pm-3:45 pm

2 stops48h 35m

Tamuning Guam Intl

Wed 3/4

7:40 am-6:34 am

1 stop16h 54m

$1,577

San FranciscoTamuning

SFO - GUM

SFOGUM

San Francisco

Sat 1/17

5:45 pm-4:20 am

2 stops40h 35m

Tamuning Guam Intl

Tue 1/20

7:40 am-6:38 am

1 stop16h 58m

$1,614

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-6:11 am

1 stop16h 06m

$1,818

San FranciscoTamuning

SFO - GUM

SFOGUM

San Francisco

Thu 5/7

8:15 am-4:25 am

2 stops27h 10m

Tamuning Guam Intl

Tue 5/19

7:05 am-10:48 am

2 stops20h 43m

$1,841

San FranciscoTamuning

SFO - GUM

SFOGUM

San Francisco

Fri 2/27

6:00 am-7:05 pm

2 stops19h 05m

Tamuning Guam Intl

Mon 3/9

7:25 am-9:38 am

2 stops19h 13m

$1,868

San FranciscoTamuning

SFO - GUM

SFOGUM

San Francisco

Fri 4/3

9:10 am-6:05 pm

1 stop15h 55m

Tamuning Guam Intl

Sun 4/12

7:30 pm-9:35 am

1 stop31h 05m

$1,887

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Guam from

How to get the cheapest flight ticket from San Francisco to Guam

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Guam?

If you aren’t able to travel during the month of May, then book flights to Guam from San Francisco during February instead. Flights to Guam in February, while not as cheap as those in May, still average around $1,902.

What is the cheapest day to depart on your flight to Guam?

The cheapest day to depart from San Francisco to Guam is on a Tuesday when prices can be found for as low as $1,916. Flights from San Francisco to Guam on a Wednesday will generally be more expensive and average around $2,277. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Guam?

Flying to Guam from San Francisco in the evening is the least expensive time of day to depart. momondo users have found prices as low as $1,885 when looking at flights departing in the evening. In contrast, the most expensive time of day to depart to Guam is in the morning when prices are around $1,987.

Can stopping save me money on San Francisco to Guam flights?

You could potentially save up to 6% on your flight if you consider stops on a San Francisco to Guam flight.

Cheap San Francisco to Guam flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco to Guam

Fastest flight time

15h 35m

Direct flights

None
The fastest flight from San Francisco to Guam takes 15h 35m
There are no direct flights from San Francisco to Guam. There are no popular flight routes from San Francisco to Guam.
Search flight deals

  • When did momondo last update prices for flights from San Francisco Airport to Guam?

    Prices for flights from San Francisco Airport to Guam refresh daily.

  • How many operators does momondo search for flights from San Francisco Airport to Guam?

  • How old do you have to be to fly from San Francisco Airport to Guam?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Francisco Airport to Guam.

  • What documentation or ID do you need to fly to Guam?

    The required travel and health documents for your Guam trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Guam. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from San Francisco to Guam

Compare and see reviews for airlines that fly from San Francisco to Guam with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $486Free CancellationRating
7.4
9,105 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from San Francisco to Guam?

It is quick and easy to find San Francisco to Guam flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Guam that suits you.

Can I find flights from San Francisco to Guam with flexible booking policies on momondo?

Yes. All flights to Guam from San Francisco on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from San Francisco to Guam?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Guam from San Francisco.

I’m not ready to book a flight from San Francisco to Guam right now. Can momondo alert me if prices change?

If you are not ready to book a flight from San Francisco to Guam now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Guam and let you know when they change.

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