HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Diego

$1,428+ Cheap flights from Guam to San Diego (SAN)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/13. Fares are subject to change and may not be available on all flights or dates of travel.
GUM — SAN
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Guam to San Diego 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 Guam to San Diego

Keep the following information in mind while searching for Guam to San Diego flight deals. Data was last updated September 16, 2025.

Round-trip from

$1,428
(United Airlines)

Popular in

January

Cheapest in

November

Average price

$1,810
From Guam to San Diego
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($202 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($41 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Guam to San Diego

Cheapest flights from Guam to San Diego
Explore the most affordable flight options available from Guam to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This United Airlines deal was found by Cheapflights users on 9/14. 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 11/137:05 amGUM - SAN
2 stops35h 08mUnited Airlines
Mon 11/178:40 pmSAN - GUM
2 stops28h 10mUnited Airlines
Deal found 9/14$1,428
This Delta deal was found by Cheapflights users on 9/15. 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 10/161:55 amGUM - SAN
2 stops33h 48mDelta
Thu 11/66:15 amSAN - GUM
2 stops38h 20mDelta
Deal found 9/15$1,442
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/317:05 amGUM - SAN
2 stops28h 29mUnited Airlines
Fri 11/76:15 amSAN - GUM
2 stops18h 35mUnited Airlines
Deal found 9/15$1,478
This Delta deal was found by Cheapflights users on 9/15. 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 10/301:00 amGUM - SAN
2 stops52h 38mDelta
Fri 11/75:25 pmSAN - GUM
2 stops35h 40mDelta
Deal found 9/15$1,492
This Delta deal was found by Cheapflights users on 9/14. 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.
Wed 11/121:00 amGUM - SAN
2 stops37h 37mDelta
Mon 11/176:15 amSAN - GUM
2 stops38h 20mDelta
Deal found 9/14$1,749
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Tue 9/167:20 amGUM - SAN
2 stops28h 03mUnited Airlines
Sat 9/205:56 pmSAN - GUM
3 stops55h 09mUnited Airlines
Deal found 9/15$1,938
This Delta deal was found by Cheapflights users on 9/15. 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.
Mon 9/151:55 amGUM - SAN
2 stops47h 54mDelta
Sat 9/206:15 amSAN - GUM
2 stops24h 55mDelta
Deal found 9/15$1,967
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/1712:30 pmGUM - SAN
3 stops24h 46mUnited Airlines
Thu 11/66:15 amSAN - GUM
2 stops18h 35mUnited Airlines
Deal found 9/15$2,047

Cheapflights Fare Finder

 
Customize your flight search to find flights from Guam to San Diego 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 September 16, 2025.
Use the filters below to find and compare flights from Guam to San Diego that are best for you.

Fly from

Guam

Fly to

San Diego

Route

Depart

Return

Price

TamuningSan Diego

GUM - SAN

GUMSAN

Tamuning Guam Intl

Thu 11/13

7:05 am-8:48 pm

2 stops31h 43m

San Diego

Mon 11/17

7:50 pm-6:50 pm

2 stops29h 00m

$1,428

TamuningSan Diego

GUM - SAN

GUMSAN

Tamuning Guam Intl

Fri 10/17

7:20 am-12:15 am

2 stops33h 55m

San Diego

Thu 11/6

6:15 am-6:50 pm

2 stops18h 35m

$1,428

TamuningSan Diego

GUM - SAN

GUMSAN

Tamuning Guam Intl

Thu 10/16

1:55 am-6:43 pm

2 stops33h 48m

San Diego

Thu 11/6

6:15 am-2:35 pm

2 stops38h 20m

$1,442

TamuningSan Diego

GUM - SAN

GUMSAN

Tamuning Guam Intl

Fri 10/31

7:05 am-6:34 pm

2 stops28h 29m

San Diego

Fri 11/7

6:15 am-6:50 pm

2 stops18h 35m

$1,478

TamuningSan Diego

GUM - SAN

GUMSAN

Tamuning Guam Intl

Thu 10/30

1:00 am-12:38 pm

2 stops52h 38m

San Diego

Fri 11/7

5:25 pm-11:05 pm

2 stops35h 40m

$1,492

TamuningSan Diego

GUM - SAN

GUMSAN

Tamuning Guam Intl

Wed 11/12

1:00 am-6:09 pm

2 stops35h 09m

San Diego

Mon 11/17

6:15 am-11:05 pm

2 stops22h 50m

$1,749

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Best time to book a flight from Guam to San Diego

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

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

Find hourly flight availability from Guam to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 16, 2025.

When flying from Guam to San Diego, 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 San Diego

Get insights into the airlines that provide service to San Diego. 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 San Diego. Reviews last updated September 16, 2025.
See what other customers who have flown with United Airlines from Guam to San Diego have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,924 reviews

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
United Airlines
7.4
Good
8,924 reviews
United Airlines
7.4
Good
8,924 reviews

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Related info for your journey

Find useful and relevant information for your journey from Guam to San Diego. 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 into for flights to San Diego from Guam?

    San Diego (SAN) is the airport you will fly into if you book a flight from Guam to San Diego. It is only a 2.6 mi journey from San Diego (SAN) to San Diego’s city center.

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

    Airlines like United Airlines fly from Guam to San Diego in about 31h 43m. The time it takes to get you to your destination can typically vary by up to . There are 6166 mi between Guam and San Diego.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Guam to San Diego (average of $286). Flying from Guam to San Diego in March is currently the most expensive (average of $366). 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

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
El Cajon
Chula Vista
La Mesa
Poway
Lemon Grove
Coronado
Imperial Beach
National City

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 San Diego

See prices for flight routes from nearby airports that may be better suited for you.
Melbourne to Los Angeles flights
Sydney to Los Angeles flights
Melbourne to San Francisco flights
Brisbane to Los Angeles flights
Auckland to Los Angeles flights
Sydney to San Francisco flights
Sydney to Ontario flights
Papeete to Los Angeles flights
Melbourne to Ontario flights
Avalon to Los Angeles flights
Brisbane to San Francisco flights
Brisbane to Ontario flights
Perth to Los Angeles flights
Auckland to San Francisco flights
Sydney to Las Vegas flights
Sydney to San Jose flights
Avalon to San Francisco flights
Perth to San Francisco flights
Auckland to Ontario flights
Papeete to San Francisco flights
Sydney to Oakland flights
Brisbane to Las Vegas flights
Adelaide to Los Angeles flights
Melbourne to Las Vegas flights
Melbourne to San Jose flights
Christchurch to Los Angeles flights
Sydney to Santa Ana flights
Sydney to Long Beach flights
Adelaide to San Francisco flights
Papeete to Las Vegas flights
Nadi to San Francisco flights
Nadi to Los Angeles flights
Auckland to Las Vegas flights
Tamuning to Los Angeles flights
Tamuning to San Francisco flights
Perth to Las Vegas flights
Tamuning to Las Vegas flights
Coolangatta to Los Angeles flights
Canberra to Los Angeles flights
Nuku‘alofa to Los Angeles flights
Melbourne to San Diego flights
Christchurch to San Francisco flights
Brisbane to San Jose flights
Adelaide to Las Vegas flights

Top airline flying from Guam to San Diego

Discover the top airline that operate flights from Guam to San Diego. 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,425Average$1,582FlexibilityNo 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.