HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Guam

$598+ Cheap flights from San Diego (SAN) to Guam

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 10/27. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — GUM
Nov 1 — Nov 81
Sat 11/1
Sat 11/8
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Diego to Guam with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from San Diego to Guam

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

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,818
(United Airlines)

Popular in

March

Cheapest in

November

Average price

$2,426
Provider with most accurate pricing for San Diego-Tamuning Guam Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Diego-Tamuning Guam Intl flights.
Search Deals
From San Diego to Guam
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($101 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($53 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Find flight deals from San Diego to Guam

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

This Delta deal was found by Cheapflights users on 10/1. 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.
Thu 11/206:15 amSAN - GUM
2 stops22h 50mDelta
Mon 12/11:00 amGUM - SAN
2 stops35h 11mDelta
Deal found 10/1$1,903
This United Airlines deal was found by Cheapflights users on 10/2. 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.
Sun 12/146:15 amSAN - GUM
2 stops18h 35mUnited Airlines
Thu 1/17:40 amGUM - SAN
3 stops25h 18mUnited Airlines
Deal found 10/2$1,918
This Delta deal was found by Cheapflights users on 10/1. 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.
Fri 10/316:15 amSAN - GUM
2 stops23h 50mDelta
Thu 11/61:00 amGUM - SAN
2 stops39h 41mDelta
Deal found 10/1$2,003
This United Airlines deal was found by Cheapflights users on 10/1. 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.
Mon 12/18:40 pmSAN - GUM
2 stops28h 10mUnited Airlines
Fri 1/27:40 amGUM - SAN
2 stops25h 18mUnited Airlines
Deal found 10/1$2,088
This United Airlines deal was found by Cheapflights users on 9/30. 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.
Thu 11/206:15 amSAN - GUM
2 stops18h 35mUnited Airlines
Mon 12/17:40 amGUM - SAN
2 stops19h 34mUnited Airlines
Deal found 9/30$2,127
This United Airlines deal was found by Cheapflights users on 10/2. 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 11/126:15 amSAN - GUM
2 stops18h 35mUnited Airlines
Thu 11/207:40 amGUM - SAN
3 stops25h 15mUnited Airlines
Deal found 10/2$2,128
This Delta deal was found by Cheapflights users on 10/1. 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.
Thu 10/166:15 amSAN - GUM
2 stops40h 00mDelta
Wed 10/221:55 amGUM - SAN
2 stops38h 32mDelta
Deal found 10/1$2,203
This United Airlines deal was found by Cheapflights users on 9/30. 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.
Sat 11/155:55 pmSAN - GUM
3 stops54h 55mUnited Airlines
Sat 11/297:40 amGUM - SAN
2 stops19h 34mUnited Airlines
Deal found 9/30$2,205
This United Airlines deal was found by Cheapflights users on 10/1. 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.
Fri 10/317:50 pmSAN - GUM
2 stops30h 00mUnited Airlines
Fri 11/77:40 amGUM - SAN
3 stops25h 15mUnited Airlines
Deal found 10/1$2,228
This United Airlines deal was found by Cheapflights users on 10/1. 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.
Thu 10/166:15 amSAN - GUM
2 stops18h 50mUnited Airlines
Thu 10/237:10 amGUM - SAN
3 stops30h 39mUnited Airlines
Deal found 10/1$2,328

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Diego 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, Cheapflights users made 2,558,603 searches. Data last updated October 2, 2025.
Use the filters below to find and compare flights from San Diego to Guam that are best for you.

Fly from

San Diego

Fly to

Guam

Route

Depart

Return

Price

San DiegoTamuning

SAN - GUM

SANGUM

San Diego

Thu 11/20

6:15 am-11:05 pm

2 stops22h 50m

Tamuning Guam Intl

Sun 11/30

1:00 am-11:40 pm

2 stops40h 40m

$1,903

San DiegoTamuning

SAN - GUM

SANGUM

San Diego

Thu 11/20

6:15 am-11:05 pm

2 stops22h 50m

Tamuning Guam Intl

Tue 12/2

4:50 pm-11:44 pm

2 stops48h 54m

$1,903

San DiegoTamuning

SAN - GUM

SANGUM

San Diego

Sun 12/14

6:15 am-6:50 pm

2 stops18h 35m

Tamuning Guam Intl

Thu 1/1

7:40 am-1:02 pm

2 stops23h 22m

$1,918

San DiegoTamuning

SAN - GUM

SANGUM

San Diego

Tue 12/16

6:15 am-6:50 pm

2 stops18h 35m

Tamuning Guam Intl

Thu 1/1

7:40 am-2:58 pm

2 stops25h 18m

$1,918

San DiegoTamuning

SAN - GUM

SANGUM

San Diego

Mon 12/15

6:15 am-6:50 pm

2 stops18h 35m

Tamuning Guam Intl

Thu 1/1

7:40 am-8:47 pm

2 stops31h 07m

$1,918

San DiegoTamuning

SAN - GUM

SANGUM

San Diego

Fri 10/31

6:15 am-2:35 pm

2 stops39h 20m

Tamuning Guam Intl

Fri 11/7

4:50 pm-10:41 pm

2 stops47h 51m

$2,003

San DiegoTamuning

SAN - GUM

SANGUM

San Diego

Mon 12/1

8:40 pm-6:50 pm

2 stops28h 10m

Tamuning Guam Intl

Fri 1/2

7:40 am-2:58 pm

2 stops25h 18m

$2,088

San DiegoTamuning

SAN - GUM

SANGUM

San Diego

Thu 11/20

6:15 am-6:50 pm

2 stops18h 35m

Tamuning Guam Intl

Mon 12/1

7:40 am-9:14 am

2 stops19h 34m

$2,127

San DiegoTamuning

SAN - GUM

SANGUM

San Diego

Mon 10/27

8:59 pm-11:00 pm

3 stops57h 01m

$598

San DiegoTamuning

SAN - GUM

SANGUM

San Diego

Mon 10/27

8:40 pm-6:50 pm

2 stops29h 10m

$1,574

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/29

Showing 1-10 of 11 results
1
2

Best time to book a flight from San Diego to Guam

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

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

Currently, January is the cheapest month in which you can book a flight from San Diego to Guam (average of $1,977). Flying from San Diego to Guam in May is currently the most expensive (average of $2,214). 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 SAN to GU?

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

When flying from San Diego to Guam, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Guam

Get insights into the airlines that provide service to Guam. 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 Guam. Reviews last updated October 2, 2025.
Read through reviews of airlines operating flights from San Diego to Guam, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,933 reviews

Overall

7.4

Boarding

7.7

Entertainment

7.1

Crew

8.1

Food

6.6

Comfort

7.3

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
8,933 reviews
United Airlines
7.4
Good
8,933 reviews

Overall

7.4

Boarding

7.7

Entertainment

7.1

Crew

8.1

Food

6.6

Comfort

7.3

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 Diego to Guam. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from San Diego to Guam?

    Most people fly from San Diego (SAN) if they book a flight from San Diego to Guam. San Diego is conveniently located just 2.6 mi from San Diego’s city center.

  • How long is the flight from San Diego to Guam?

    Airlines like Delta fly from San Diego to Guam in about 22h 50m. The time it takes to get you to your destination can typically vary by up to . The distance from San Diego to Guam is about 6166 mi.

  • Can I find deals for flights from San Diego to Guam that include hotel bookings?

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

  • How can I find direct flights from San Diego to Guam?

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

  • Can I find deals for business class flights from San Diego to Guam?

    Yes. Cheapflights offers flight deals from San Diego to Guam 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 Diego to Guam?

    Currently, January is the cheapest month in which you can book a flight from San Diego to Guam (average of $1,977). Flying from San Diego to Guam in May is currently the most expensive (average of $2,214). 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.

Alternative routes for San Diego to Guam

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Sydney flights
Los Angeles to Melbourne flights
Los Angeles to Auckland flights
San Francisco to Sydney flights
San Francisco to Auckland flights
San Francisco to Melbourne flights
Los Angeles to Brisbane flights
Los Angeles to Papeete flights
Ontario to Sydney flights
Santa Ana to Sydney flights
Ontario to Melbourne flights
Ontario to Auckland flights
Los Angeles to Avalon flights
Santa Ana to Melbourne flights
San Francisco to Papeete flights
Santa Ana to Auckland flights
San Jose to Sydney flights
Los Angeles to Nadi flights
San Francisco to Avalon flights
San Francisco to Christchurch flights
San Francisco to Brisbane flights
San Jose to Auckland flights
Ontario to Brisbane flights
San Diego to Sydney flights
San Jose to Melbourne flights
Santa Ana to Brisbane flights
Oakland to Sydney flights
Los Angeles to Christchurch flights
San Jose to Papeete flights
San Francisco to Nadi flights
Los Angeles to Wellington flights
Ontario to Papeete flights
San Francisco to Queenstown flights
Los Angeles to Queenstown flights
San Francisco to Wellington flights
Los Angeles to Vaitape flights
Los Angeles to Perth flights
Ontario to Nadi flights
Santa Ana to Nadi flights
San Diego to Auckland flights
San Diego to Melbourne flights
Ontario to Wellington flights
Santa Ana to Queenstown flights
Ontario to Queenstown flights
Los Angeles to Rarotonga flights
Burbank to Sydney flights
Las Vegas to Sydney flights
Las Vegas to Melbourne flights
Los Angeles to Tamuning flights

Top airline flying from San Diego to Guam

Discover the top airline that operate flights from San Diego to Guam. 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 October 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,460Average$2,345FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.