What airlines fly to Guam?

United Airlines, Delta and Singapore Airlines are the top three most popular airlines that fly to Guam from California according to our data. United Airlines is the first choice among our users, with 94% of people opting to fly with this airline when traveling to Guam. Keep in mind that there are 3 different airlines that fly to Guam on a routine basis, so you have a few additional options to choose from.

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

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 20m and 16h 30m, respectively.

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 July 2025, there are 3 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.

$1,093 Cheap Flights from California to Guam in 2025

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

1:33 pm - 3:45 pmLAS-GUM

56h 12m2 stops

7:25 am - 12:20 pmGUM-LAS

22h 55m2 stops

$1,308United Airlines

Find Deal

Sat, Nov 29 - Wed, Dec 3

1:53 pm - 3:55 pmONT-GUM

57h 02m2 stops

7:10 am - 5:23 pmGUM-ONT

27h 13m2 stops

$1,346United Airlines

Find Deal

Thu, Oct 2 - Mon, Oct 6

1:33 pm - 3:45 pmLAS-GUM

56h 12m2 stops

7:25 am - 12:20 pmGUM-LAS

22h 55m2 stops

$1,388United Airlines

Find Deal

Sat, Nov 29 - Wed, Dec 3

1:53 pm - 3:55 pmONT-GUM

57h 02m2 stops

7:10 am - 8:24 pmGUM-ONT

30h 14m2 stops

$1,443United Airlines

Find Deal

Thu, Oct 2 - Mon, Oct 6

6:36 pm - 3:55 pmONT-GUM

52h 19m2 stops

7:10 am - 5:23 pmGUM-ONT

27h 13m2 stops

$1,478United Airlines

Find Deal

Thu, Oct 2 - Mon, Oct 6

12:15 pm - 3:50 pmSFO-GUM

34h 35m1 stop

7:10 am - 6:32 amGUM-SFO

16h 22m1 stop

$1,747United Airlines

Find Deal

Wed, Oct 15 - Sat, Oct 18

6:15 am - 12:10 amLAX-GUM

24h 55m2 stops

1:55 am - 6:14 pmGUM-LAX

33h 19m2 stops

$1,753Delta

Find Deal

Wed, Oct 8 - Tue, Oct 14

6:50 am - 2:35 pmLAX-GUM

37h 45m2 stops

4:50 pm - 8:28 pmGUM-LAX

45h 38m2 stops

$1,803Delta

Find Deal

Mon, Dec 1 - Tue, Dec 16

6:00 am - 12:10 amSFO-GUM

25h 10m2 stops

4:50 pm - 7:30 pmGUM-SFO

43h 40m2 stops

$1,853Delta

Find Deal

Mon, Oct 20 - Sun, Oct 26

8:00 am - 2:40 pmSJC-GUM

37h 40m2 stops

1:00 am - 7:06 pmGUM-SJC

35h 06m2 stops

$3,175

Find Deal

Fri, Oct 10 - Thu, Oct 16

United Airlines flights from California to Guam

Our best United Airlines deals on California to Guam flight tickets

United Airlines

Nov 29

LAS1:33 pmLas Vegas Harry Reid Intl

56h 12m

2 stops

GUM3:45 pmTamuning Guam Intl

Dec 3

GUM7:25 amTamuning Guam Intl

22h 55m

2 stops

LAS12:20 pmLas Vegas Harry Reid Intl

$1,308

Find similar

United Airlines

Oct 2

ONT1:53 pmOntario

57h 02m

2 stops

GUM3:55 pmTamuning Guam Intl

Oct 6

GUM7:10 amTamuning Guam Intl

27h 13m

2 stops

ONT5:23 pmOntario

$1,346

Find similar

United Airlines

Nov 29

LAS1:33 pmLas Vegas Harry Reid Intl

56h 12m

2 stops

GUM3:45 pmTamuning Guam Intl

Dec 3

GUM7:25 amTamuning Guam Intl

22h 55m

2 stops

LAS12:20 pmLas Vegas Harry Reid Intl

$1,388

Find similar

Delta flights from California to Guam

Our best Delta deals on California to Guam flight tickets

Delta

Oct 8

LAX6:15 amLos Angeles

24h 55m

2 stops

GUM12:10 amTamuning Guam Intl

Oct 14

GUM1:55 amTamuning Guam Intl

33h 19m

2 stops

LAX6:14 pmLos Angeles

$1,753

Find similar

Delta

Dec 1

LAX6:50 amLos Angeles

37h 45m

2 stops

GUM2:35 pmTamuning Guam Intl

Dec 16

GUM4:50 pmTamuning Guam Intl

45h 38m

2 stops

LAX8:28 pmLos Angeles

$1,803

Find similar

Delta

Oct 20

SFO6:00 amSan Francisco

25h 10m

2 stops

GUM12:10 amTamuning Guam Intl

Oct 26

GUM4:50 pmTamuning Guam Intl

43h 40m

2 stops

SFO7:30 pmSan Francisco

$1,853

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Las VegasTamuning

LAS - GUM

LASGUM

Las Vegas Harry Reid Intl

Sat 11/29

1:33 pm-3:45 pm

2 stops56h 12m

Tamuning Guam Intl

Wed 12/3

7:25 am-12:20 pm

2 stops22h 55m

$1,308

OntarioTamuning

ONT - GUM

ONTGUM

Ontario

Thu 10/2

1:53 pm-3:55 pm

2 stops57h 02m

Tamuning Guam Intl

Mon 10/6

7:10 am-5:23 pm

2 stops27h 13m

$1,346

Las VegasTamuning

LAS - GUM

LASGUM

Las Vegas Harry Reid Intl

Sat 11/29

1:33 pm-3:45 pm

2 stops56h 12m

Tamuning Guam Intl

Wed 12/3

7:25 am-12:20 pm

2 stops22h 55m

$1,388

OntarioTamuning

ONT - GUM

ONTGUM

Ontario

Thu 10/2

1:53 pm-3:55 pm

2 stops57h 02m

Tamuning Guam Intl

Mon 10/6

7:10 am-8:24 pm

2 stops30h 14m

$1,443

OntarioTamuning

ONT - GUM

ONTGUM

Ontario

Thu 10/2

6:36 pm-3:55 pm

2 stops52h 19m

Tamuning Guam Intl

Mon 10/6

7:10 am-5:23 pm

2 stops27h 13m

$1,478

San FranciscoTamuning

SFO - GUM

SFOGUM

San Francisco

Wed 10/15

12:15 pm-3:50 pm

1 stop34h 35m

Tamuning Guam Intl

Sat 10/18

7:10 am-6:32 am

1 stop16h 22m

$1,747

Los AngelesTamuning

LAX - GUM

LAXGUM

Los Angeles

Wed 10/8

6:15 am-12:10 am

2 stops24h 55m

Tamuning Guam Intl

Tue 10/14

1:55 am-6:14 pm

2 stops33h 19m

$1,753

Los AngelesTamuning

LAX - GUM

LAXGUM

Los Angeles

Mon 12/1

6:50 am-2:35 pm

2 stops37h 45m

Tamuning Guam Intl

Tue 12/16

4:50 pm-8:28 pm

2 stops45h 38m

$1,803

San FranciscoTamuning

SFO - GUM

SFOGUM

San Francisco

Mon 10/20

6:00 am-12:10 am

2 stops25h 10m

Tamuning Guam Intl

Sun 10/26

4:50 pm-7:30 pm

2 stops43h 40m

$1,853

San JoseTamuning

SJC - GUM

SJCGUM

San Jose

Fri 10/10

8:00 am-2:40 pm

2 stops37h 40m

Tamuning Guam Intl

Thu 10/16

1:00 am-7:06 pm

2 stops35h 06m

$3,175

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 February, then book flights to Guam from California during September instead. Flights to Guam in September, while not as cheap as those in February, still average around $1,888.

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

The cheapest day to depart from California to Guam is on a Wednesday when prices can be found for as low as $1,866. Flights from California to Guam on a Saturday will generally be more expensive and average around $2,067. 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 California at noon is the least expensive time of day to depart. momondo users have found prices as low as $672 when looking at flights departing at noon. In contrast, the most expensive time of day to depart to Guam is in the morning when prices are around $1,985.

How far in advance should I book a flight to Guam?

You are more likely to see cheaper flights to Guam from California when booking weeks ahead of your departure date. In general, you can expect to find flights to Guam for around $2,113 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Guam from California for as low as $1,227 on momondo.

Can stopping save me money on California to Guam flights?

You could potentially save up to 16% 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

Best Price Found	$1,400
Fastest flight time	15h 20m
Direct flights	None
Airports in Guam	1 airport

The best one-way flight to Guam from California in the past 72 hours is $1,400. The best round-trip flight deal from California to Guam found on momondo in the last 72 hours is $1,308.

The fastest flight from California to Guam takes 15h 20m

There are no direct flights from California to Guam. Popular non-direct routes for this connection are San Diego Airport - Tamuning Guam Intl Airport, Las Vegas Harry Reid Intl Airport - Tamuning Guam Intl Airport and Sacramento Intl Airport - Tamuning Guam Intl Airport.

There is 1 airport near Guam: Tamuning Guam Intl (GUM)

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 July 2025, there are 3 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 $500	Free Cancellation	Rating 7.4 8,900 reviews	Search United Airlines flights
Singapore Airlines	PriceFrom $612	Free Cancellation	Rating 8.1 1,338 reviews	Search Singapore Airlines flights
Delta	PriceFrom $1,753	Free Cancellation	Rating 8.0 7,981 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

Tue 8/5

Tue 8/12

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 in Guam

Flights to Tamuningfrom $788

Cheap flights from California to Guam from $1,308

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from California to Guam departing on 11/29. 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

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 February, then book flights to Guam from California during September instead. Flights to Guam in September, while not as cheap as those in February, still average around $1,888.

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

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

Flying to Guam from California at noon is the least expensive time of day to depart. momondo users have found prices as low as $672 when looking at flights departing at noon. In contrast, the most expensive time of day to depart to Guam is in the morning when prices are around $1,985.

How far in advance should I book a flight to Guam?

Can stopping save me money on California to Guam flights?

You could potentially save up to 16% on your flight if you consider stops on a California to Guam flight.

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

What airlines fly to Guam?

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 20m and 16h 30m, respectively.

Cheap California to Guam flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Guam

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

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

How old do you have to be to fly from California to Guam?

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

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