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Tamuning

$759+ 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 2/6. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — GUM
Feb 19 — Feb 261
Thu 2/19
Thu 2/26
1 adult, Economy
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Cheap 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 January 20, 2026.

This United Airlines deal was found by Cheapflights users on 1/20. 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 4/146:20 am
SAN
-
GUM
2 stops18h 45m
United Airlines
Tue 4/217:05 am
GUM
-
SAN
2 stops24h 52m
United Airlines
Deal found 1/20$1,819
This United Airlines deal was found by Cheapflights users on 1/20. 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 4/306:20 am
SAN
-
GUM
2 stops18h 45m
United Airlines
Sat 5/97:05 am
GUM
-
SAN
2 stops26h 00m
United Airlines
Deal found 1/20$1,869
This Delta deal was found by Cheapflights users on 1/18. 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 2/236:15 am
SAN
-
GUM
2 stops22h 50m
Delta
Mon 3/91:00 am
GUM
-
SAN
2 stops34h 35m
Delta
Deal found 1/18$1,904
This United Airlines deal was found by Cheapflights users on 1/18. 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 9/58:50 pm
SAN
-
GUM
2 stops28h 15m
United Airlines
Sat 9/125:00 pm
GUM
-
SAN
2 stops47h 44m
United Airlines
Deal found 1/18$2,053
This United Airlines deal was found by Cheapflights users on 1/19. 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 10/108:50 pm
SAN
-
GUM
2 stops52h 15m
United Airlines
Wed 10/147:35 pm
GUM
-
SAN
2 stops39h 14m
United Airlines
Deal found 1/19$2,176
This United Airlines deal was found by Cheapflights users on 1/19. 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 5/16:20 am
SAN
-
GUM
2 stops18h 45m
United Airlines
Mon 5/47:05 am
GUM
-
SAN
2 stops20h 04m
United Airlines
Deal found 1/19$2,179
This Delta deal was found by Cheapflights users on 1/18. 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.
Sat 1/3111:00 am
SAN
-
GUM
2 stops42h 05m
Delta
Wed 2/111:00 am
GUM
-
SAN
2 stops39h 20m
Delta
Deal found 1/18$2,458
This Delta deal was found by Cheapflights users on 1/17. 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 1/266:15 am
SAN
-
GUM
2 stops22h 50m
Delta
Mon 2/24:50 pm
GUM
-
SAN
2 stops45h 58m
Delta
Deal found 1/17$2,504
This United Airlines deal was found by Cheapflights users on 1/17. 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 1/266:15 am
SAN
-
GUM
2 stops18h 50m
United Airlines
Mon 2/27:40 am
GUM
-
SAN
3 stops25h 12m
United Airlines
Deal found 1/17$2,729
This United Airlines deal was found by Cheapflights users on 1/20. 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 1/314:10 pm
SAN
-
GUM
2 stops56h 55m
United Airlines
Thu 2/127:40 am
GUM
-
SAN
3 stops25h 09m
United Airlines
Deal found 1/20$2,773
This United Airlines deal was found by Cheapflights users on 1/17. 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 1/236:15 am
SAN
-
GUM
2 stops18h 50m
United Airlines
Sat 1/317:20 am
GUM
-
SAN
2 stops25h 32m
United Airlines
Deal found 1/17$2,849

Find 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 January 20, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$1,869
(United Airlines)

One-way from

$759
(Kiwi.com)

Popular in

March

Cheapest in

December

Average price

$2,354
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. 4% potential increase in price ($107 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($47 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 January 20, 2026.
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 4/14

6:20 am-6:05 pm

2 stops18h 45m

Tamuning Guam Intl

Tue 4/21

7:05 am-2:57 pm

2 stops24h 52m

$1,819

San DiegoTamuning

SAN - GUM

SANGUM

San Diego

Thu 4/30

6:20 am-6:05 pm

2 stops18h 45m

Tamuning Guam Intl

Sat 5/9

7:05 am-11:54 am

2 stops21h 49m

$1,869

San DiegoTamuning

SAN - GUM

SANGUM

San Diego

Mon 2/23

6:15 am-11:05 pm

2 stops22h 50m

Tamuning Guam Intl

Mon 3/9

1:00 am-6:35 pm

2 stops34h 35m

$1,904

San DiegoTamuning

SAN - GUM

SANGUM

San Diego

Fri 5/1

6:20 am-6:05 pm

2 stops18h 45m

Tamuning Guam Intl

Mon 5/4

7:05 am-10:09 am

2 stops20h 04m

$2,179

San DiegoTamuning

SAN - GUM

SANGUM

San Diego

Sat 1/31

4:10 pm-7:05 pm

2 stops56h 55m

Tamuning Guam Intl

Thu 2/12

7:40 am-2:49 pm

3 stops25h 09m

$2,773

San DiegoTamuning

SAN - GUM

SANGUM

San Diego

Fri 2/6

5:00 pm-3:15 pm

2 stops52h 15m

$759

San DiegoTamuning

SAN - GUM

SANGUM

San Diego

Sun 2/15

8:26 pm-3:15 pm

3 stops48h 49m

$824

San DiegoTamuning

SAN - GUM

SANGUM

San Diego

Sat 2/14

1:40 pm-11:05 pm

2 stops39h 25m

$1,411

San DiegoTamuning

SAN - GUM

SANGUM

San Diego

Sun 2/15

12:00 pm-11:05 pm

2 stops41h 05m

$1,411

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/18

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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 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 Expedia the most. Expedia 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, February is the cheapest month in which you can book a flight from San Diego to Tamuning (average of $982). Flying from San Diego to Tamuning in October is currently the most expensive (average of $2,553). 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.

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 January 20, 2026.
Peruse reviews from past customers who have flown with Delta and 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.
Delta
7.9
Good
8,080 reviews

Boarding

8.1

Crew

8.5

Food

7.2

Overall

7.9

Comfort

7.9

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
7.9
Good
8,080 reviews
Delta
7.9
Good
8,080 reviews

Boarding

8.1

Crew

8.5

Food

7.2

Overall

7.9

Comfort

7.9

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
9,183 reviews
Delta
7.9
Good
8,080 reviews

Boarding

8.1

Crew

8.5

Food

7.2

Overall

7.9

Comfort

7.9

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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 18h 45m. Fly via United Airlines or Delta to get the fastest option. The distance from San Diego to Tamuning is about 6166 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from San Diego to Tamuning round-trip?

    Delta, at $1,427, was found to be the cheapest airline from San Diego to Tamuning. An alternate airline flying to your destination would be United Airlines. You may be able to fly from San Diego to Tamuning for 37% less than the average price by searching for these airlines.

  • 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, February is the cheapest month in which you can book a flight from San Diego to Tamuning (average of $982). Flying from San Diego to Tamuning in October is currently the most expensive (average of $2,553). 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

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Top 2 airlines flying from San Diego to Tamuning

Discover the top 2 airlines 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 January 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$1,427Average$2,102FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$1,460Average$2,198FlexibilityNo cancel feeOn-time69%

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