$2,835+ Cheap flights to Guam

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/9. Fares are subject to change and may not be available on all flights or dates of travel.
— GUM
16 Oct — 23 Oct1
1 adult
1 adult, Economy

Flights to Guam in 2025

Find the latest flights to Guam in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 16 September 2025.

Return from

$4,820

Popular in

September

Cheapest in

July

Average price

$2,967
23/11-30/11
  • 23/11-30/11
  • 4 total stops
  • 55h 55m total
  • Sydney to Tamuning
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Highest demand for flights based on searches. 23% potential increase in price ($825 potential increase over avg. return price).
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Cheapest flight prices on average. 8% potential price decrease ($203 potential savings vs. average return price).
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Average for return flights in September 2025
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Find flight deals to Guam

Cheapest flights to Guam
Explore the most affordable flight options available to Guam. Find the lowest fares based on data from user searches, with prices last updated on 16 September 2025.

Fri 19/907:30SYD - GUM
2 stops21h 00mMultiple Airlines
Sun 5/1006:00GUM - SYD
1 stop26h 00mMultiple Airlines
Deal found 15/9$2,835
Fri 19/907:55SYD - GUM
1 stop16h 15mKorean Air
Sun 5/1017:00GUM - SYD
1 stop37h 20mKorean Air
Deal found 16/9$3,191
Sun 23/1122:15SYD - GUM
2 stops30h 45mMultiple Airlines
Sun 30/1105:45GUM - SYD
2 stops25h 10mMultiple Airlines
Deal found 15/9$4,820
Sun 23/1111:35SYD - GUM
1 stop17h 25mPhilippine Airlines
Sun 30/1105:45GUM - SYD
1 stop27h 05mPhilippine Airlines
Deal found 15/9$5,250
Sat 22/1111:35SYD - GUM
1 stop17h 25mPhilippine Airlines
Sun 30/1105:45GUM - SYD
1 stop27h 05mPhilippine Airlines
Deal found 15/9$5,256
Sat 22/1108:30SYD - GUM
2 stops20h 30mMultiple Airlines
Sun 30/1105:45GUM - SYD
1 stop27h 05mMultiple Airlines
Deal found 15/9$5,485

Cheapflights Fare Finder

 
Locate flights to Guam that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 16 September 2025.
Use the filters below to find and compare flights to Guam that are best for you.

Fly from

Sydney

Route

Depart

Return

Price

SydneyTamuning

SYD - GUM

SYDGUM

Sydney Kingsford Smith

Sun 23/11

22:15-04:00

2 stops30h 45m

Tamuning Guam Intl

Sun 30/11

05:45-07:55

2 stops25h 10m

$4,820

SydneyTamuning

SYD - GUM

SYDGUM

Sydney Kingsford Smith

Sun 23/11

11:35-04:00

1 stop17h 25m

Tamuning Guam Intl

Sun 30/11

05:45-09:50

1 stop27h 05m

$5,250

SydneyTamuning

SYD - GUM

SYDGUM

Sydney Kingsford Smith

Sat 22/11

11:35-04:00

1 stop17h 25m

Tamuning Guam Intl

Sun 30/11

05:45-09:50

1 stop27h 05m

$5,256

SydneyTamuning

SYD - GUM

SYDGUM

Sydney Kingsford Smith

Sat 22/11

08:30-04:00

2 stops20h 30m

Tamuning Guam Intl

Sun 30/11

05:45-09:50

1 stop27h 05m

$5,485

Flights are sorted by cheapest return flights first.

Deals found on 15/9

Best time to book a flight to Guam

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

How long is the flight to Guam?

On average, a flight from Sydney to Guam takes 21 hours 0 minutes. Flights to Guam from other popular cities in Australia will vary in length. Below are a few examples of popular routes and their flight times.

Rainfall in Guam by month

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

In terms of precipitation, rainfall in Guam ranges from 65.0 - 365.0 mm per month. August is typically the wettest month, when rainfall can reach 365.0 mm. March is typically the driest time to visit Guam when rainfall is around 65.0 mm.

Temperature in Guam by month

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

If weather is an important factor for your trip to Guam, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 28.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 27.0 C).

FAQs about flying to Guam

  • Can I find cheaper flights to Guam if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Guam on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Guam?

    Based on reviews from Cheapflights users, Philippine Airlines is rated the highest out of the airlines that fly to Guam.

  • Where does the fastest flight to Guam depart from?

    For those looking to save time traveling to Guam, Brisbane offers the quickest one-way flight (16 hours 55 minutes).

  • Does Tamuning Guam Intl have car hire?

    Yes. Those touching down at Tamuning Guam Intl can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Tamuning Guam Intl?

    Yes. Tamuning Guam Intl has hotels nearby for those requiring accommodations. Mai'Ana Airport Plaza is the closest property to Tamuning Guam Intl (0.0 km away from Tamuning Guam Intl).

See more FAQs

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By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Guam.

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