£887 Cheap Flights to Guam in 2025/26

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Recent flights found to popular cities in Guam

Find flights to these popular cities in Guam from your nearest airport.

Flights to Tamuning

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Multiple Airlines

28 Feb

LHR

27h 40m

2 stops

GUM

13 Mar

GUM

28h 20m

2 stops

LHR

£887

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Multiple Airlines

20 Feb

LGW

32h 00m

3 stops

GUM

27 Feb

GUM

44h 20m

3 stops

LGW

£932

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Multiple Airlines

20 Feb

LHR

21h 30m

2 stops

GUM

27 Feb

GUM

50h 30m

2 stops

LHR

£969

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Japan Airlines

26 Apr

LHR

34h 20m

1 stop

GUM

10 May

GUM

22h 45m

1 stop

LHR

£990

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Multiple Airlines

20 Feb

LGW

32h 00m

3 stops

GUM

27 Feb

GUM

26h 45m

2 stops

LGW

£1,022

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Multiple Airlines

20 Feb

LHR

32h 35m

3 stops

GUM

27 Feb

GUM

25h 10m

2 stops

LHR

£1,052

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Multiple Airlines

20 Feb

LGW

32h 00m

3 stops

GUM

28 Feb

GUM

31h 45m

2 stops

LGW

£1,088

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Korean Air

2 Mar

LHR

33h 45m

1 stop

GUM

20 Mar

GUM

33h 40m

1 stop

LHR

£1,099

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Korean Air

24 Feb

LHR

18h 15m

1 stop

GUM

27 Feb

GUM

25h 30m

1 stop

LHR

£1,101

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Japan Airlines

25 Apr

LHR

46h 05m

2 stops

GUM

9 May

GUM

36h 15m

1 stop

LHR

£1,118

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Multiple Airlines

20 Feb

LHR

31h 35m

2 stops

GUM

28 Feb

GUM

35h 25m

2 stops

LHR

£1,119

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Japan Airlines

25 Apr

LHR

47h 25m

2 stops

GUM

9 May

GUM

33h 25m

2 stops

LHR

£1,124

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Find the cheapest flights from the United Kingdom to Guam

Round-trip

Last minute

Recent return flight deals from the United Kingdom to Guam

Enter your travel dates to find the best prices.

11:30 - 01:10LHR-GUM

27h 40m2 stops

02:40 - 21:00GUM-LHR

28h 20m2 stops

£887Multiple Airlines

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Sat, 28 Feb - Fri, 13 Mar

07:00 - 01:00LGW-GUM

32h 00m3 stops

02:40 - 13:00GUM-LGW

44h 20m3 stops

£932Multiple Airlines

Find Deal

Fri, 20 Feb - Fri, 27 Feb

17:40 - 01:10LHR-GUM

21h 30m2 stops

02:40 - 19:10GUM-LHR

50h 30m2 stops

£969Multiple Airlines

Find Deal

Fri, 20 Feb - Fri, 27 Feb

19:20 - 14:40LHR-GUM

34h 20m1 stop

16:40 - 06:25GUM-LHR

22h 45m1 stop

£990Japan Airlines

Find Deal

Sun, 26 Apr - Sun, 10 May

07:00 - 01:00LGW-GUM

32h 00m3 stops

02:40 - 19:25GUM-LGW

26h 45m2 stops

£1,022Multiple Airlines

Find Deal

Fri, 20 Feb - Fri, 27 Feb

18:50 - 14:35LHR-GUM

33h 45m1 stop

16:50 - 16:30GUM-LHR

33h 40m1 stop

£1,099Korean Air

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Mon, 2 Mar - Fri, 20 Mar

18:50 - 23:05LHR-GUM

18h 15m1 stop

01:00 - 16:30GUM-LHR

25h 30m1 stop

£1,101Korean Air

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Tue, 24 Feb - Fri, 27 Feb

07:35 - 14:40LHR-GUM

46h 05m2 stops

16:40 - 19:55GUM-LHR

36h 15m1 stop

£1,118Japan Airlines

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Sat, 25 Apr - Sat, 9 May

11:35 - 19:05LHR-GUM

45h 30m2 stops

07:05 - 07:25GUM-LHR

34h 20m2 stops

£1,935United Airlines

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Fri, 20 Feb - Fri, 6 Mar

11:30 - 04:20EDI-GUM

54h 50m2 stops

19:20 - 06:55GUM-EDI

45h 35m2 stops

£21,674United Airlines

Find Deal

Mon, 16 Mar - Thu, 19 Mar

Fly from

Route

Depart

Return

Price

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Sat 28/2

11:30-01:10

2 stops27h 40m

Tamuning Guam Intl

Fri 13/3

02:40-21:00

2 stops28h 20m

£887

LondonTamuning

LGW - GUM

LGWGUM

London Gatwick

Fri 20/2

07:00-01:00

3 stops32h 00m

Tamuning Guam Intl

Fri 27/2

02:40-13:00

3 stops44h 20m

£932

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Fri 20/2

17:40-01:10

2 stops21h 30m

Tamuning Guam Intl

Fri 27/2

02:40-19:10

2 stops50h 30m

£969

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Sun 26/4

19:20-14:40

1 stop34h 20m

Tamuning Guam Intl

Sun 10/5

16:40-06:25

1 stop22h 45m

£990

LondonTamuning

LGW - GUM

LGWGUM

London Gatwick

Fri 20/2

07:00-01:00

3 stops32h 00m

Tamuning Guam Intl

Fri 27/2

02:40-19:25

2 stops26h 45m

£1,022

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Mon 2/3

18:50-14:35

1 stop33h 45m

Tamuning Guam Intl

Fri 20/3

16:50-16:30

1 stop33h 40m

£1,099

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Tue 24/2

18:50-23:05

1 stop18h 15m

Tamuning Guam Intl

Fri 27/2

01:00-16:30

1 stop25h 30m

£1,101

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Sat 25/4

07:35-14:40

2 stops46h 05m

Tamuning Guam Intl

Sat 9/5

16:40-19:55

1 stop36h 15m

£1,118

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Fri 20/2

11:35-19:05

2 stops45h 30m

Tamuning Guam Intl

Fri 6/3

07:05-07:25

2 stops34h 20m

£1,935

EdinburghTamuning

EDI - GUM

EDIGUM

Edinburgh Turnhouse

Mon 16/3

11:30-04:20

2 stops54h 50m

Tamuning Guam Intl

Thu 19/3

19:20-06:55

2 stops45h 35m

£21,674

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

Guam flights insights and trends

Explore insights for your Guam flight to craft the best travel plan

How long is the flight from United Kingdom to Guam?

On average, it takes 18h 15m to fly from United Kingdom to Guam if you fly out of London Heathrow (the most popular airport in United Kingdom) and into Tamuning Guam Intl (the most popular airport in Guam). If you’re flying out of Manchester and into Tamuning Guam Intl, then the flight time is around 35h 30m.

Cheapest flights to cities in Guam

Click on the cities below to find out when it's cheapest to fly to Guam from United Kingdom

Tamuning

Find flights to Tamuning

Cheap Guam flight deals and tips

Summary info about Guam flight prices, duration and airlines

Best Round-Trip Price	£887
Fastest flight time	18h 15m

The best round-trip flight price to Guam from United Kingdom in the last 72 hours is £887 (London Heathrow to Tamuning Guam Intl).

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The fastest flight to Guam from United Kingdom takes 18h 15m (London Heathrow to Tamuning Guam Intl).

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Frequently asked questions about flying to Guam

What is the best airport to land at to visit UnderWater World?

Flying into Tamuning Airport is typically the best way to visit UnderWater World, since it is the closest airport to the area.

What is the cheapest flight to Guam?

The best prices found on momondo for flights to Guam are:
£220 per person with Philippine Airlines
£823 per person with Japan Airlines
£1,044 per person with Korean Air

What is the most popular airport in Guam to fly to?

Tamuning Guam Intl is the most popular airport in Guam to fly to, with 100% of all users travelling to Guam opting to take a flight into this airport. If you’re interested in staying in Tamuning, which is the city in Guam that is closest to Tamuning Guam Intl, then be sure to check momondo for cheap flight deals.

What is the best day of the week to fly to Guam?

Sunday is the best day of the week to fly to Guam based on flight prices. Thursday is another affordable option. If you are looking to save money on flights to Guam, then try to avoid flying out on a Friday since this is when prices are at their highest.

When did momondo last update prices for flights to Guam?

Prices for flights to Guam were last updated today.

How many operators does momondo search for flights to Guam?

There are 3 operators available for flights to Guam as of October 2025.

How old do you have to be to fly to Guam?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel to Guam.

What documentation or ID do you need to fly to Guam?

The required travel and health documents for your Guam trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Guam. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal to Guam?

Finding the right flight to Guam is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. These options can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Guam quick and easy, saving you time and money.

Can I find flights to Guam with flexible booking policies on momondo?

momondo does allow users to show only those flights to Guam which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights to Guam?

momondo provides multiple filters to help you find the best flight to Guam. Filter by price, airline, airport, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight to Guam right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Guam, momondo offers a useful price alert feature which will track prices for flights to Guam and alert you when they change.