HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Tamuning

$644+ Cheap flights from San Diego (SAN) to Tamuning (GUM)

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 11/28. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — GUM
Oct 25 — Nov 11
Sat 10/25
Sat 11/1
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Diego to Tamuning 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 Tamuning

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Tamuning (GUM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,817
(United Airlines)

One-way from

$644
(Kiwi.com)

Popular in

March

Cheapest in

November

Average price

$2,726
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 Tamuning Guam Intl
Search Deals
One-way flight from San Diego to Tamuning Guam Intl
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($140 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($52 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from San Diego to Tamuning

Cheapest flights from San Diego to Tamuning
Explore the most affordable flight options available from San Diego to Tamuning. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 25, 2025.

This United Airlines deal was found by Cheapflights users on 9/25. 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 11/257:50 pmSAN - GUM
2 stops29h 00mUnited Airlines
Wed 12/37:40 amGUM - SAN
2 stops19h 35mUnited Airlines
Deal found 9/25$1,817
This United Airlines deal was found by Cheapflights users on 9/24. 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 11/187:50 pmSAN - GUM
2 stops29h 00mUnited Airlines
Sun 11/237:20 pmGUM - SAN
2 stops35h 25mUnited Airlines
Deal found 9/24$2,152
This Delta deal was found by Cheapflights users on 9/25. 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.
Tue 9/306:15 amSAN - GUM
2 stops24h 55mDelta
Fri 10/35:00 pmGUM - SAN
2 stops44h 47mDelta
Deal found 9/25$2,553
This Delta deal was found by Cheapflights users on 9/24. 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 10/16:15 amSAN - GUM
2 stops40h 00mDelta
Sat 10/45:00 pmGUM - SAN
2 stops42h 12mDelta
Deal found 9/24$2,765
This United Airlines deal was found by Cheapflights users on 9/25. 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 9/306:15 amSAN - GUM
2 stops18h 50mUnited Airlines
Fri 10/37:10 amGUM - SAN
3 stops30h 39mUnited Airlines
Deal found 9/25$2,777

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Diego to Tamuning 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 25, 2025.
Use the filters below to find and compare flights from San Diego to Tamuning that are best for you.

Fly from

San Diego

Fly to

Tamuning

Route

Depart

Return

Price

San DiegoTamuning

SAN - GUM

SANGUM

San Diego

Tue 11/25

7:50 pm-6:50 pm

2 stops29h 00m

Tamuning Guam Intl

Wed 12/3

7:40 am-9:15 am

2 stops19h 35m

$1,817

San DiegoTamuning

SAN - GUM

SANGUM

San Diego

Tue 11/25

6:15 am-6:50 pm

2 stops18h 35m

Tamuning Guam Intl

Tue 12/2

7:40 am-10:40 am

2 stops21h 00m

$1,817

San DiegoTamuning

SAN - GUM

SANGUM

San Diego

Thu 11/27

6:15 am-6:50 pm

2 stops18h 35m

Tamuning Guam Intl

Thu 12/4

7:40 am-10:21 am

2 stops20h 41m

$1,817

San DiegoTamuning

SAN - GUM

SANGUM

San Diego

Tue 11/25

6:15 am-6:50 pm

2 stops18h 35m

Tamuning Guam Intl

Thu 12/4

7:40 am-9:15 am

2 stops19h 35m

$1,817

San DiegoTamuning

SAN - GUM

SANGUM

San Diego

Wed 11/26

6:15 am-6:50 pm

2 stops18h 35m

Tamuning Guam Intl

Wed 12/3

7:40 am-3:02 pm

3 stops25h 22m

$1,817

San DiegoTamuning

SAN - GUM

SANGUM

San Diego

Wed 11/26

6:15 am-6:50 pm

2 stops18h 35m

Tamuning Guam Intl

Thu 12/4

7:40 am-9:15 am

2 stops19h 35m

$1,817

San DiegoTamuning

SAN - GUM

SANGUM

San Diego

Tue 2/17

6:15 am-7:05 pm

2 stops18h 50m

Tamuning Guam Intl

Wed 3/25

7:25 am-9:55 am

2 stops19h 30m

$1,817

San DiegoTamuning

SAN - GUM

SANGUM

San Diego

Sun 3/15

8:50 pm-6:50 pm

2 stops29h 00m

Tamuning Guam Intl

Sun 4/19

7:30 pm-5:49 pm

2 stops39h 19m

$1,842

San DiegoTamuning

SAN - GUM

SANGUM

San Diego

Sun 2/8

7:52 pm-7:05 pm

2 stops29h 13m

Tamuning Guam Intl

Sun 2/15

7:20 pm-11:41 pm

2 stops46h 21m

$1,842

San DiegoTamuning

SAN - GUM

SANGUM

San Diego

Tue 11/18

7:50 pm-6:50 pm

2 stops29h 00m

Tamuning Guam Intl

Sun 11/23

7:20 pm-12:45 pm

2 stops35h 25m

$2,152

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/24

Showing 1-10 of 15 results
1
2

Compare providers for flights from San Diego to Tamuning

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Diego to Tamuning in September.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Diego-Tamuning flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Diego-Tamuning flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Diego-Tamuning flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Diego-Tamuning flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Diego-Tamuning flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Diego to Tamuning

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

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

Currently, January is the cheapest month in which you can book a flight from San Diego to Tamuning (average of $1,977). Flying from San Diego to Tamuning 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 GUM?

Find hourly flight availability from San Diego to Tamuning. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 25, 2025.

It’s typically best to fly out from San Diego to Tamuning at noon. Doing so could potentially save you 45% on the flight price compared to flying in the morning, which is usually more expensive.

How much does it cost to fly round-trip from San Diego to Tamuning?

Reviews of airlines servicing Tamuning

Get insights into the airlines that provide service to Tamuning. 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 Tamuning. Reviews last updated September 25, 2025.
Peruse reviews from past customers who have flown with United Airlines from San Diego to Tamuning to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,926 reviews

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.6

Comfort

7.3

Overall

7.4

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
8,926 reviews
United Airlines
7.4
Good
8,926 reviews

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.6

Comfort

7.3

Overall

7.4

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

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

    There are many flights that can get you from San Diego to Tamuning in 29h. Fly via United Airlines to get the fastest option. The distance from San Diego to Tamuning is about 6166 mi.

  • What is the cheapest airline to fly from San Diego to Tamuning round-trip?

    United Airlines, at $1,460, was found to be the cheapest airline from San Diego to Tamuning.. You may be able to fly from San Diego to Tamuning for 34% less than the average price by searching for this airline.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from San Diego to Tamuning (average of $1,977). Flying from San Diego to Tamuning 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.

Top airline flying from San Diego to Tamuning

Discover the top airline that operate flights from San Diego to Tamuning. 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 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,460Average$2,408FlexibilityNo 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.