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

Travelers have found it’s best to book a flight 28 days in advance to save up to 22% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 28 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Guam to California 1-2 weeks in advance for as low as $1,676, or $1,901 for flights within the next 24 hours.

What is the cheapest month to fly from Guam to California?

Due to multiple factors, expect to potentially pay more when booking in June. For low rates, October can be a great choice for travel to California. Flights to California from Guam in October are about $1,520 on average during October, but can be found for as low as $1,357.

Can I find deals for flights from Guam to California that include hotel bookings?

Yes. In addition to deals on Guam to California flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Guam to California?

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

Can I find deals for business class flights from Guam to California?

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

$1,872+ Flights from Guam to California

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Cheap flight deals from Guam to California

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$1,372 (United Airlines)
One-way from	$1,257 (Delta)
Popular in	June
Cheapest in	October
Average price	$1,483

Provider with most accurate pricing for Tamuning Guam Intl-Los Angeles flight deals.

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Provider most trusted by Cheapflights users for Tamuning Guam Intl-Los Angeles flights.

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From Guam to California

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One-way flight from Guam to California

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Highest demand for flights based on searches. 4% potential increase in price ($65 potential increase over avg. RT price).

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Cheapest flight prices on average. 0% potential price decrease ($13 potential savings vs. average RT price).

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Average for round-trip flights in April 2025

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Find flight deals from Guam to California

Cheapest flights from Guam to California
Explore the most affordable flight options available from Guam to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.

Thu 5/157:10 amGUM - SFO

1 stop20h 40mUnited Airlines

Thu 5/229:20 amSFO - GUM

1 stop15h 45mUnited Airlines

Deal found 3/31

$1,372

Mon 5/57:00 amGUM - LAX

1 stop16h 08mUnited Airlines

Wed 5/1411:30 amLAX - GUM

1 stop23h 55mUnited Airlines

Deal found 3/31

$1,376

Thu 5/157:10 amGUM - LAS

2 stops28h 22mUnited Airlines

Thu 5/226:00 amLAS - GUM

2 stops19h 05mUnited Airlines

Deal found 3/31

$1,377

Mon 4/287:10 amGUM - ONT

2 stops27h 41mUnited Airlines

Mon 5/193:10 pmONT - GUM

2 stops34h 05mUnited Airlines

Deal found 4/1

$1,377

Tue 4/297:00 amGUM - SMF

2 stops23h 28mUnited Airlines

Tue 5/137:45 amSMF - GUM

2 stops27h 40mUnited Airlines

Deal found 4/1

$1,381

Tue 6/107:00 amGUM - SAN

2 stops19h 14mUnited Airlines

Thu 7/108:00 amSAN - GUM

2 stops38h 45mUnited Airlines

Deal found 4/1

$1,577

Thu 5/155:00 pmGUM - LAS

2 stops56h 49mDelta

Wed 5/2112:54 amLAS - GUM

2 stops45h 21mDelta

Deal found 3/31

$2,770

Sun 4/275:00 pmGUM - LAX

2 stops57h 05mDelta

Mon 5/196:15 amLAX - GUM

2 stops40h 00mDelta

Deal found 3/31

$2,968

Best flights from Guam to California
Discover carefully curated flight deals from Guam to California that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 2, 2025.

Thu 5/157:10 amGUM - SFO

1 stop20h 40mUnited Airlines

Thu 5/229:20 amSFO - GUM

1 stop15h 45mUnited Airlines

Deal found 3/31

$1,372

Mon 5/57:00 amGUM - LAX

1 stop16h 08mUnited Airlines

Wed 5/1411:30 amLAX - GUM

1 stop23h 55mUnited Airlines

Deal found 3/31

$1,376

Thu 5/155:00 pmGUM - LAS

2 stops56h 49mDelta

Wed 5/2112:54 amLAS - GUM

2 stops45h 21mDelta

Deal found 3/31

$2,770

Thu 5/157:10 amGUM - LAS

2 stops28h 22mUnited Airlines

Thu 5/226:00 amLAS - GUM

2 stops19h 05mUnited Airlines

Deal found 3/31

$1,377

Mon 4/287:10 amGUM - ONT

2 stops27h 41mUnited Airlines

Mon 5/193:10 pmONT - GUM

2 stops34h 05mUnited Airlines

Deal found 4/1

$1,377

Tue 4/297:00 amGUM - SMF

2 stops23h 28mUnited Airlines

Tue 5/137:45 amSMF - GUM

2 stops27h 40mUnited Airlines

Deal found 4/1

$1,381

Tue 6/107:00 amGUM - SAN

2 stops19h 14mUnited Airlines

Thu 7/108:00 amSAN - GUM

2 stops38h 45mUnited Airlines

Deal found 4/1

$1,577

Sun 4/275:00 pmGUM - LAX

2 stops57h 05mDelta

Mon 5/196:15 amLAX - GUM

2 stops40h 00mDelta

Deal found 3/31

$2,968

Last-minute flights from Guam to California
Discover last-minute flight deals from Guam to California. Data last updated April 2, 2025 and is based on user searches.

Sun 4/275:00 pmGUM - LAX

2 stops45h 04mDelta

Sun 5/1812:50 amLAX - GUM

2 stops45h 25mDelta

Deal found 3/31

$2,968

Mon 4/287:10 amGUM - ONT

2 stops30h 11mUnited Airlines

Tue 5/206:00 amONT - GUM

2 stops19h 15mUnited Airlines

Deal found 3/31

$1,377

Tue 4/297:00 amGUM - SMF

2 stops23h 28mUnited Airlines

Tue 5/137:45 amSMF - GUM

2 stops27h 40mUnited Airlines

Deal found 4/1

$1,381

Mon 5/57:00 amGUM - LAX

2 stops22h 05mUnited Airlines

Wed 5/1411:30 amLAX - GUM

1 stop23h 55mUnited Airlines

Deal found 3/31

$1,376

Thu 5/157:10 amGUM - SFO

1 stop20h 40mUnited Airlines

Thu 5/229:20 amSFO - GUM

1 stop15h 45mUnited Airlines

Deal found 3/31

$1,372

Thu 5/157:10 amGUM - LAS

2 stops28h 22mUnited Airlines

Thu 5/226:00 amLAS - GUM

2 stops19h 05mUnited Airlines

Deal found 3/31

$1,377

Thu 5/155:00 pmGUM - LAS

2 stops56h 49mDelta

Wed 5/2112:54 amLAS - GUM

2 stops45h 21mDelta

Deal found 3/31

$2,770

One-way flights from Guam to California
Search for one-way flight options from Guam to California. Find affordable one-way fares based on user searches. Data last updated April 2, 2025.

Tue 4/155:00 pmGUM - SAN

2 stops44h 26mDelta

Deal found 4/1

$1,257

Sun 5/115:00 pmGUM - SFO

2 stops44h 01mDelta

Deal found 4/1

$1,316

Tue 4/157:00 amGUM - SAN

3 stops30h 16mUnited Airlines

Deal found 4/1

$1,390

Sun 4/67:00 amGUM - LAS

2 stops20h 47mUnited Airlines

Deal found 3/31

$1,390

Wed 8/67:00 amGUM - ONT

2 stops22h 14mUnited Airlines

Deal found 4/2

$1,390

Mon 8/47:15 amGUM - SFO

1 stop20h 45mUnited Airlines

Deal found 3/31

$1,394

Fri 4/117:00 pmGUM - LAX

1 stop34h 25mUnited Airlines

Deal found 4/1

$6,367

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

TamuningSan Francisco

GUM - SFO

GUMSFO

Tamuning Guam Intl

Thu 5/15

7:10 am-10:50 am

1 stop20h 40m

San Francisco

Thu 5/22

9:20 am-6:05 pm

1 stop15h 45m

$1,372

TamuningLos Angeles

GUM - LAX

GUMLAX

Tamuning Guam Intl

Mon 5/5

7:00 am-6:08 am

1 stop16h 08m

Los Angeles

Wed 5/14

11:30 am-4:25 am

1 stop23h 55m

$1,376

TamuningLas Vegas

GUM - LAS

GUMLAS

Tamuning Guam Intl

Thu 5/15

7:10 am-6:32 pm

2 stops28h 22m

Las Vegas Harry Reid Intl

Thu 5/22

6:00 am-6:05 pm

2 stops19h 05m

$1,377

TamuningOntario

GUM - ONT

GUMONT

Tamuning Guam Intl

Mon 4/28

7:10 am-8:21 pm

2 stops30h 11m

Ontario

Tue 5/20

6:00 am-6:15 pm

2 stops19h 15m

$1,377

TamuningSacramento

GUM - SMF

GUMSMF

Tamuning Guam Intl

Tue 4/29

7:00 am-1:28 pm

2 stops23h 28m

Sacramento Intl

Tue 5/13

7:45 am-4:25 am

2 stops27h 40m

$1,381

TamuningSan Diego

GUM - SAN

GUMSAN

Tamuning Guam Intl

Tue 6/10

7:00 am-9:14 am

2 stops19h 14m

San Diego

Thu 7/10

8:00 am-3:45 pm

2 stops38h 45m

$1,577

TamuningLas Vegas

GUM - LAS

GUMLAS

Tamuning Guam Intl

Thu 5/15

5:00 pm-8:49 am

2 stops56h 49m

Las Vegas Harry Reid Intl

Wed 5/21

12:54 am-3:15 pm

2 stops45h 21m

$2,770

TamuningLos Angeles

GUM - LAX

GUMLAX

Tamuning Guam Intl

Sun 4/27

5:00 pm-9:05 am

2 stops57h 05m

Los Angeles

Mon 5/19

6:15 am-3:15 pm

2 stops40h 00m

$2,968

TamuningSan Diego

GUM - SAN

GUMSAN

Tamuning Guam Intl

Tue 4/15

5:00 pm-8:26 pm

2 stops44h 26m

$1,257

TamuningSan Francisco

GUM - SFO

GUMSFO

Tamuning Guam Intl

Sun 5/11

5:00 pm-8:01 pm

2 stops44h 01m

$1,316

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

Showing 1-10 of 15 results

Best time to book a flight from Guam to California

Have a flexible travel schedule? Discover the best time to fly to California from Guam 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 Guam to California

What is the cheapest month to book a flight from Guam to California?

Currently, January is the cheapest month in which you can book a flight from Guam to California (average of $246). Flying from Guam to California in June is currently the most expensive (average of $328). 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 GU to CA?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Guam to California as you normally would.

Rainfall in California by month

In terms of precipitation, rainfall in California ranges from 0.0 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. July is typically the driest time to visit California when rainfall is around 0.0 in.

Temperature in California by month

If weather is an important factor for your trip to California, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

Reviews of airlines servicing California

See what other customers who have flown with Delta and United Airlines from Guam to California have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,899 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta

8.0

Very good

7,899 reviews

Delta

8.0

Very good

7,899 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines

7.4

Good

8,615 reviews

Delta

8.0

Very good

7,899 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Can I find deals for flights from Guam to California that include hotel bookings?
Yes. In addition to deals on Guam to California flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Guam to California?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Guam to California.
Can I find deals for business class flights from Guam to California?
Yes. Cheapflights offers flight deals from Guam to California 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 Guam to California?
Currently, January is the cheapest month in which you can book a flight from Guam to California (average of $246). Flying from Guam to California in June is currently the most expensive (average of $328). 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

Top airline flying from Guam to California

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$1,375	Average$1,622	FlexibilityNo cancel fee	On-time69%

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$1,257+ Cheap flights from Guam to California

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 4/15. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Guam to California with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Guam to California

Keep the following information in mind while searching for Guam to California flight deals. Data was last updated April 2, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Guam to California

Cheapest flights from Guam to CaliforniaExplore the most affordable flight options available from Guam to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.

Explore the most affordable flight options available from Guam to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Guam to California

Have a flexible travel schedule? Discover the best time to fly to California from Guam with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Guam to California

What is the cheapest month to book a flight from Guam to California?

What is the cheapest time of day to fly from GU to CA?

Find hourly flight availability from Guam to California. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 2, 2025.

Rainfall in California by month

Plan your trip to California by taking into account the average rainfall totals by month.

Temperature in California by month

Plan your trip to California by taking into account the average temperature totals by month.

Reviews of airlines servicing California

See what other customers who have flown with Delta and United Airlines from Guam to California have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Guam to California. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

Can I find deals for flights from Guam to California that include hotel bookings?

How can I find direct flights from Guam to California?

Can I find deals for business class flights from Guam to California?

What is the cheapest month to book a flight from Guam to California?

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.

Alternative routes for Guam to California

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Guam to California

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Travel Smart

Cheapest flights from Guam to California
Explore the most affordable flight options available from Guam to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.