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£412+ Cheap flights 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 21/10. Fares are subject to change and may not be available on all flights or dates of travel.
— GUM
17 Aug — 24 Aug1
1 adult
1 adult, Economy, 0 bags

Flights to Guam in 2026

Enter your travel dates to find the best prices.

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 18 July 2026.

Tue 28/707:20
LGW
-
GUM
3 stops35h 15m
Multiple Airlines
Thu 13/804:40
GUM
-
LGW
3 stops43h 05m
Multiple Airlines
Deal found 14/7£873
Tue 28/706:40
LHR
-
GUM
3 stops35h 55m
Multiple Airlines
Wed 12/800:50
GUM
-
LHR
2 stops27h 30m
Multiple Airlines
Deal found 15/7£958
Sat 15/811:10
LGW
-
GUM
3 stops31h 25m
Multiple Airlines
Sat 22/804:40
GUM
-
LGW
2 stops34h 55m
Multiple Airlines
Deal found 15/7£1,003
Mon 28/919:35
LHR
-
GUM
1 stop19h 20m
Korean Air
Sun 11/1002:00
GUM
-
LHR
1 stop24h 20m
Korean Air
Deal found 15/7£1,165
Sat 15/808:30
LHR
-
GUM
2 stops31h 30m
Multiple Airlines
Fri 21/802:00
GUM
-
LHR
2 stops26h 40m
Multiple Airlines
Deal found 15/7£1,249

Find flight deals to Guam

Find the latest flights to Guam in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 18 July 2026.

Return from

£873

One-way from

£412
28/7-13/8
  • 28/7-13/8
  • 6 total stops
  • 78h 20m total
  • London to Tamuning
Search Deals
21/10
  • 21/10
  • 3 total stops
  • 50h 25m total
  • London to Guam
Search Deals

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 858,174 searches and data was last updated on 18 July 2026.
Use the filters below to find and compare flights to Guam that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

LondonTamuning

LGW - GUM

LGWGUM

London Gatwick

Tue 28/7

07:20-03:35

3 stops35h 15m

Tamuning Guam Intl

Thu 13/8

04:40-14:45

3 stops43h 05m

£873

LondonTamuning

LGW - GUM

LGWGUM

London Gatwick

Sat 15/8

11:10-03:35

3 stops31h 25m

Tamuning Guam Intl

Sat 22/8

04:40-06:35

2 stops34h 55m

£1,003

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Tue 28/7

06:00-01:00

2 stops34h 00m

Tamuning Guam Intl

Wed 12/8

02:00-20:40

2 stops27h 40m

£1,034

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Sat 15/8

08:30-01:00

2 stops31h 30m

Tamuning Guam Intl

Fri 21/8

02:00-19:40

2 stops26h 40m

£1,249

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Mon 28/9

09:30-23:55

2 stops29h 25m

Tamuning Guam Intl

Mon 12/10

17:20-18:45

2 stops34h 25m

£1,466
Fastest return journey

LondonTamuning

LGW - GUM

LGWGUM

London Gatwick

Sun 30/8

11:35-23:55

2 stops27h 20m

Tamuning Guam Intl

Thu 10/9

02:00-19:10

2 stops26h 10m

£2,987

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Wed 2/9

15:05-04:20

2 stops28h 15m

Tamuning Guam Intl

Sat 12/9

06:00-06:25

2 stops33h 25m

£3,573

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Thu 27/8

19:20-14:35

1 stop34h 15m

Tamuning Guam Intl

Mon 14/9

16:35-15:55

1 stop32h 20m

£4,102

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Sun 30/8

19:20-14:35

1 stop34h 15m

Tamuning Guam Intl

Mon 14/9

16:35-15:55

1 stop32h 20m

£4,550
Cheapest one-way

LondonTamuning

LGW - GUM

LGWGUM

London Gatwick

Wed 21/10

13:35-01:00

3 stops50h 25m

£412

Flights are sorted by cheapest return flights first.

Deals found on 16/7

Showing 1-10 of 11 resultsSorted by cheapest first
1
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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 London to Guam takes 30 hours 50 minutes. Flights to Guam from other popular cities in United Kingdom 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 inches 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

Guam airport overview

Guam International Airport, officially known as Antonio B. Won Pat International Airport, is situated on the central part of the north coast of Guam. Everything is close by in Guam and the airport is no exception: it’s a mere 5km (3 miles) east of Agana (Hagatna), the capital city of Guam.

Guam International Airport was originally used as a military airport during World War II. In 1992, the first passenger terminal at the airport began to operate as travellers started to realise that Guam had more to offer in terms of beaches, sun and sea. The terminal consists of three levels: arrivals go through the basement level of the terminal, the second floor is mostly admin and the departure gates are located on the third floor.

The airport has served as the perfect base in Micronesia for Continental Airlines. The Antonio B. Won Pat International Guam Airport also serves ANA, China Airlines, Northwest Airlines and Japan Air Lines. Asia Pacific airlines also use the airport as a hub and operate many flights to Guam International. There are regular flights to Antonio B. Won Pat International Guam Airport for holidaymakers travelling from Australia, Japan, South Korea, the Philippines, China and the United States.

Guam is a US overseas territory and the airport took its name from Antonio Borja Won Pat, a citizen of Guam, who was the first delegate to represent Guam in the US House of Representatives. The island is popular with tourists searching for an island getaway.

  • 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.

  • Where does the fastest flight to Guam depart from?

    For those looking to save time traveling to Guam, Edinburgh Turnhouse offers the quickest one-way flight (27 hours 50 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 mi away from Tamuning Guam Intl).

See more FAQs

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Flights to Tamuning

Fly with Cheapflights

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How does Cheapflights help users find flights to Guam?

Deals for Guam flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets to Guam?

Cheapflights helps you find that perfect flight to Guam by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights to Guam with no change fees?

Yes, we can. To see specific flights to Guam with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights to Guam become cheaper?

Not ready to book yet? You can track prices for flights to Guam on Cheapflights with our Price Alerts feature and get notified when better prices are available.

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