£514 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

Search all flight deals to Tamuning

Multiple Airlines

9 Mar

LHR

21h 30m

2 stops

GUM

15 Mar

GUM

25h 10m

2 stops

LHR

£514

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Multiple Airlines

9 Mar

LHR

28h 40m

3 stops

GUM

15 Mar

GUM

25h 55m

2 stops

LHR

£756

Find similar

Multiple Airlines

9 Mar

LHR

20h 20m

1 stop

GUM

15 Mar

GUM

23h 50m

1 stop

LHR

£921

Find similar

Multiple Airlines

9 Mar

LHR

20h 20m

1 stop

GUM

15 Mar

GUM

25h 55m

2 stops

LHR

£929

Find similar

Korean Air

24 Feb

LHR

18h 15m

1 stop

GUM

27 Feb

GUM

25h 30m

1 stop

LHR

£1,087

Find similar

Korean Air

24 Feb

LHR

33h 45m

1 stop

GUM

28 Feb

GUM

33h 40m

1 stop

LHR

£1,103

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Multiple Airlines

24 Feb

LHR

37h 50m

2 stops

GUM

27 Feb

GUM

25h 30m

1 stop

LHR

£1,334

Find similar

Multiple Airlines

24 Feb

LHR

43h 20m

2 stops

GUM

28 Feb

GUM

33h 40m

1 stop

LHR

£1,350

Find similar

Multiple Airlines

3 Jan

LHR

30h 40m

2 stops

GUM

9 Jan

GUM

28h 20m

2 stops

LHR

£1,403

Find similar

Korean Air

13 Mar

MAN

38h 55m

2 stops

GUM

16 Mar

GUM

49h 30m

2 stops

MAN

£1,406

Find similar

Korean Air

13 Mar

MAN

38h 55m

2 stops

GUM

16 Mar

GUM

39h 10m

2 stops

MAN

£1,410

Find similar

Korean Air

13 Mar

MAN

38h 55m

2 stops

GUM

16 Mar

GUM

39h 10m

2 stops

MAN

£1,411

Find similar

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.

17:40 - 01:10

LHR

GUM

21h 30m2 stops

02:40 - 17:50

GUM

LHR

25h 10m2 stops

£514Multiple Airlines

Mon, 9 Mar - Sun, 15 Mar

10:30 - 01:10

LHR

GUM

28h 40m3 stops

02:40 - 18:35

GUM

LHR

25h 55m2 stops

£756Multiple Airlines

Mon, 9 Mar - Sun, 15 Mar

18:50 - 01:10

LHR

GUM

20h 20m1 stop

02:40 - 16:30

GUM

LHR

23h 50m1 stop

£921Multiple Airlines

Mon, 9 Mar - Sun, 15 Mar

18:50 - 01:10

LHR

GUM

20h 20m1 stop

02:40 - 18:35

GUM

LHR

25h 55m2 stops

£929Multiple Airlines

Mon, 9 Mar - Sun, 15 Mar

18:50 - 23:05

LHR

GUM

18h 15m1 stop

01:00 - 16:30

GUM

LHR

25h 30m1 stop

£1,087Korean Air

Tue, 24 Feb - Fri, 27 Feb

18:50 - 14:35

LHR

GUM

33h 45m1 stop

16:50 - 16:30

GUM

LHR

33h 40m1 stop

£1,103Korean Air

Tue, 24 Feb - Sat, 28 Feb

14:45 - 14:35

LHR

GUM

37h 50m2 stops

01:00 - 16:30

GUM

LHR

25h 30m1 stop

£1,334Multiple Airlines

Tue, 24 Feb - Fri, 27 Feb

17:45 - 23:05

LHR

GUM

43h 20m2 stops

16:50 - 16:30

GUM

LHR

33h 40m1 stop

£1,350Multiple Airlines

Tue, 24 Feb - Sat, 28 Feb

13:40 - 14:35

MAN

GUM

38h 55m2 stops

16:50 - 08:20

GUM

MAN

49h 30m2 stops

£1,406Korean Air

Fri, 13 Mar - Mon, 16 Mar

18:10 - 14:35

LHR

GUM

58h 25m2 stops

16:35 - 09:10

GUM

LHR

26h 35m2 stops

£1,519Japan Airlines

Mon, 2 Mar - Fri, 20 Mar

Fly from

Route

Depart

Return

Price

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Mon 9/3

17:40-01:10

2 stops21h 30m

Tamuning Guam Intl

Sun 15/3

02:40-17:50

2 stops25h 10m

£514

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Mon 9/3

10:30-01:10

3 stops28h 40m

Tamuning Guam Intl

Sun 15/3

02:40-18:35

2 stops25h 55m

£756

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Mon 9/3

18:50-01:10

1 stop20h 20m

Tamuning Guam Intl

Sun 15/3

02:40-16:30

1 stop23h 50m

£921

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Mon 9/3

18:50-01:10

1 stop20h 20m

Tamuning Guam Intl

Sun 15/3

02:40-18:35

2 stops25h 55m

£929

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

£1,087

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Tue 24/2

18:50-14:35

1 stop33h 45m

Tamuning Guam Intl

Sat 28/2

16:50-16:30

1 stop33h 40m

£1,103

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Tue 24/2

14:45-14:35

2 stops37h 50m

Tamuning Guam Intl

Fri 27/2

01:00-16:30

1 stop25h 30m

£1,334

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Tue 24/2

17:45-23:05

2 stops43h 20m

Tamuning Guam Intl

Sat 28/2

16:50-16:30

1 stop33h 40m

£1,350

ManchesterTamuning

MAN - GUM

MANGUM

Manchester

Fri 13/3

13:40-14:35

2 stops38h 55m

Tamuning Guam Intl

Mon 16/3

16:50-08:20

2 stops49h 30m

£1,406

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Mon 2/3

18:10-14:35

2 stops58h 25m

Tamuning Guam Intl

Fri 20/3

16:35-09:10

2 stops26h 35m

£1,519

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 38h 55m.

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	£514
Fastest flight time	21h 30m

The best round-trip flight price to Guam from United Kingdom in the last 72 hours is £514 (London Heathrow to Tamuning Guam Intl).

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The fastest flight to Guam from United Kingdom takes 21h 30m (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 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 2 operators available for flights to Guam as of December 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.