How long is the flight from California to Guam?

If you’re flying from a popular airport in California, such as San Francisco or Los Angeles, and flying into Guam, then you can expect flight times to average 15h 35m and 16h, respectively.

What is the cheapest airline that flies from California to Guam?

Delta and United Airlines are the most popular carriers operating from California to Guam

When did momondo last update prices for flights from California to Guam?

Prices for flights from California to Guam were last updated today.

How many operators does momondo search for flights from California to Guam?

As of February 2026, there are 2 operators available to choose from for flights from California to Guam.

How old do you have to be to fly from California 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 California 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.

$556 Cheap Flights from California to Guam in 2026

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from California to Guam

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:02 pm - 3:40 pm

MRY

GUM

58h 38m

2 stops

7:05 am - 11:27 am

GUM

MRY

21h 22m

2 stops

$959United Airlines

Fri, Apr 24 - Tue, Apr 28

11:40 am - 3:40 pm

SFO

GUM

35h 00m

1 stop

7:05 am - 6:11 am

GUM

SFO

16h 06m

1 stop

$1,392United Airlines

Mon, Apr 27 - Thu, Apr 30

7:15 am - 3:40 pm

SFO

GUM

39h 25m

2 stops

7:05 am - 6:11 am

GUM

SFO

16h 06m

1 stop

$1,396United Airlines

Mon, Apr 27 - Thu, Apr 30

9:10 pm - 3:50 pm

LAS

GUM

49h 40m

2 stops

7:05 am - 12:27 pm

GUM

LAS

22h 22m

2 stops

$1,451United Airlines

Sun, Jun 14 - Thu, Jun 18

2:29 pm - 3:35 pm

SJC

GUM

56h 06m

2 stops

3:00 am - 9:28 am

GUM

SJC

47h 28m

2 stops

$1,661Multiple Airlines

Sat, Mar 28 - Fri, Apr 3

6:30 am - 2:35 pm

SFO

GUM

39h 05m

2 stops

4:50 pm - 11:59 pm

GUM

SFO

48h 09m

2 stops

$1,710Multiple Airlines

Thu, Mar 12 - Sun, Mar 15

6:00 am - 3:15 pm

LAX

GUM

40h 15m

2 stops

5:00 pm - 10:46 pm

GUM

LAX

46h 46m

2 stops

$1,754Delta

Wed, Apr 15 - Tue, Apr 28

6:00 am - 3:15 pm

ONT

GUM

40h 15m

2 stops

3:00 am - 10:37 pm

GUM

ONT

36h 37m

2 stops

$1,754Delta

Thu, Apr 23 - Wed, Apr 29

5:50 am - 11:55 pm

LAX

GUM

25h 05m

2 stops

5:00 pm - 11:59 pm

GUM

LAX

47h 59m

2 stops

$1,804Delta

Sat, May 16 - Tue, May 26

9:20 am - 6:05 pm

SFO

GUM

15h 45m

1 stop

7:05 am - 8:48 am

GUM

SFO

18h 43m

2 stops

$1,819United Airlines

Thu, May 7 - Tue, May 19

United Airlines flights from California to Guam

Our best United Airlines deals on California to Guam flight tickets

United Airlines

Apr 24

MRY12:02 pmMonterey Regional

58h 38m

2 stops

GUM3:40 pmTamuning Guam Intl

Apr 28

GUM7:05 amTamuning Guam Intl

21h 22m

2 stops

MRY11:27 amMonterey Regional

$959

United Airlines

Apr 27

SFO11:40 amSan Francisco

35h 00m

1 stop

GUM3:40 pmTamuning Guam Intl

Apr 30

GUM7:05 amTamuning Guam Intl

16h 06m

1 stop

SFO6:11 amSan Francisco

$1,392

United Airlines

Apr 27

SFO7:15 amSan Francisco

39h 25m

2 stops

GUM3:40 pmTamuning Guam Intl

Apr 30

GUM7:05 amTamuning Guam Intl

16h 06m

1 stop

SFO6:11 amSan Francisco

$1,396

Delta flights from California to Guam

Our best Delta deals on California to Guam flight tickets

Delta

Apr 15

LAX6:00 amLos Angeles

40h 15m

2 stops

GUM3:15 pmTamuning Guam Intl

Apr 28

GUM5:00 pmTamuning Guam Intl

46h 46m

2 stops

LAX10:46 pmLos Angeles

$1,754

Delta

May 16

LAX5:50 amLos Angeles

25h 05m

2 stops

GUM11:55 pmTamuning Guam Intl

May 26

GUM5:00 pmTamuning Guam Intl

47h 59m

2 stops

LAX11:59 pmLos Angeles

$1,804

Delta

Mar 12

ONT6:00 amOntario

24h 05m

2 stops

GUM11:05 pmTamuning Guam Intl

Mar 24

GUM1:00 amTamuning Guam Intl

38h 34m

2 stops

ONT10:34 pmOntario

$1,851

Fly from

Fly to

Route

Depart

Return

Price

MontereyTamuning

MRY - GUM

MRYGUM

Monterey Regional

Fri 4/24

12:02 pm-3:40 pm

2 stops58h 38m

Tamuning Guam Intl

Tue 4/28

7:05 am-11:27 am

2 stops21h 22m

$959

San FranciscoTamuning

SFO - GUM

SFOGUM

San Francisco

Mon 4/27

11:40 am-3:40 pm

1 stop35h 00m

Tamuning Guam Intl

Thu 4/30

7:05 am-6:11 am

1 stop16h 06m

$1,392

San FranciscoTamuning

SFO - GUM

SFOGUM

San Francisco

Mon 4/27

7:15 am-3:40 pm

2 stops39h 25m

Tamuning Guam Intl

Thu 4/30

7:05 am-6:11 am

1 stop16h 06m

$1,396

Las VegasTamuning

LAS - GUM

LASGUM

Las Vegas Harry Reid Intl

Sun 6/14

9:10 pm-3:50 pm

2 stops49h 40m

Tamuning Guam Intl

Thu 6/18

7:05 am-12:27 pm

2 stops22h 22m

$1,451

San JoseTamuning

SJC - GUM

SJCGUM

San Jose

Sat 3/28

2:29 pm-3:35 pm

2 stops56h 06m

Tamuning Guam Intl

Fri 4/3

3:00 am-9:28 am

2 stops47h 28m

$1,661

San FranciscoTamuning

SFO - GUM

SFOGUM

San Francisco

Thu 3/12

6:30 am-2:35 pm

2 stops39h 05m

Tamuning Guam Intl

Sun 3/15

4:50 pm-11:59 pm

2 stops48h 09m

$1,710

Los AngelesTamuning

LAX - GUM

LAXGUM

Los Angeles

Wed 4/15

6:00 am-3:15 pm

2 stops40h 15m

Tamuning Guam Intl

Tue 4/28

5:00 pm-10:46 pm

2 stops46h 46m

$1,754

OntarioTamuning

ONT - GUM

ONTGUM

Ontario

Thu 4/23

6:00 am-3:15 pm

2 stops40h 15m

Tamuning Guam Intl

Wed 4/29

3:00 am-10:37 pm

2 stops36h 37m

$1,754

Los AngelesTamuning

LAX - GUM

LAXGUM

Los Angeles

Sat 5/16

5:50 am-11:55 pm

2 stops25h 05m

Tamuning Guam Intl

Tue 5/26

5:00 pm-11:59 pm

2 stops47h 59m

$1,804

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-8:48 am

2 stops18h 43m

$1,819

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from California 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

Prices

Airlines

Other information

What is the cheapest month to fly to Guam?

If you aren’t able to travel during the month of October, then book flights to Guam from California during February instead. Flights to Guam in February, while not as cheap as those in October, still average around $1,849.

Can stopping save me money on California to Guam flights?

You could potentially save up to 9% on your flight if you consider stops on a California to Guam flight.

Cheap California to Guam flight deals and tips

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

Fastest flight time	15h 35m
Direct flights	None

The fastest flight from California to Guam takes 15h 35m

There are no direct flights from California to Guam. There are no popular flight routes from California to Guam.

Search flight deals

When did momondo last update prices for flights from California to Guam?
Prices for flights from California to Guam were last updated today.
How many operators does momondo search for flights from California to Guam?
As of February 2026, there are 2 operators available to choose from for flights from California to Guam.
How old do you have to be to fly from California 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 California 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 California to Guam

Compare and see reviews for airlines that fly from California to Guam with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $465	Free Cancellation	Rating 7.4 9,279 reviews		Search United Airlines flights
Delta	PriceFrom $1,427	Free Cancellation	Rating 7.9 8,180 reviews		Search Delta flights

Why use momondo?

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

Finding the right flight to Guam from California is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Guam quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for California to Guam flights to just show those with flexible booking policies.

How can momondo help me find flights from California to Guam?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from California to Guam.

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

Price alerts on flights to Guam from California are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Guam trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Sat 3/14

Sat 3/21

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Guam

Popular cities

Other flights from California

Other flights to Guam

Airlines

Cabin classes

Complete your trip

Feeling lucky

Popular cities in Guam

Flights to Tamuningfrom $792

Cheap flights from California to Guam from $556

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from California to Guam departing on 4/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from California to Guam

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

United Airlines flights from California to Guam

Our best United Airlines deals on California to Guam flight tickets

Delta flights from California to Guam

Our best Delta deals on California to Guam flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from California to Guam that are best for you.

See travel insights to Guam from

How to get the cheapest flight ticket from California to Guam

What is the cheapest month to fly to Guam?

Can stopping save me money on California to Guam flights?

What is the cheapest airline that flies from California to Guam?

How long is the flight from California to Guam?

Cheap California to Guam flight deals and tips

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

Fastest flight time

Direct flights

Best airlines flying from California to Guam

Compare and see reviews for airlines that fly from California to Guam with momondo

Why use momondo?

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

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

How can momondo help me find flights from California to Guam?

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

An easier way to manage your Guam trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Guam

Popular cities in Guam

Popular flights according to clicks in the last 7 days on momondo

California flight routes

According to popular flight searches on momondo this year

Guam flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Guam

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Guam

List of cabin classes available on flights landing in Guam. Availability may vary depending on flight origin and airline.

Complete your trip to Guam

Explore popular destinations other users love

According to popular flight searches on momondo this year