£489 Cheap Flights to Guam in 2026

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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

26 Mar

LHR

32h 40m

2 stops

GUM

7 Apr

GUM

30h 10m

2 stops

LHR

£1,022

Multiple Airlines

26 Mar

LGW

31h 00m

3 stops

GUM

7 Apr

GUM

44h 25m

3 stops

LGW

£1,023

Korean Air

2 Mar

LHR

33h 45m

1 stop

GUM

19 Mar

GUM

25h 30m

1 stop

LHR

£1,086

Korean Air

2 Mar

LHR

33h 45m

1 stop

GUM

20 Mar

GUM

33h 40m

1 stop

LHR

£1,088

Multiple Airlines

26 Mar

LGW

31h 00m

3 stops

GUM

7 Apr

GUM

29h 20m

2 stops

LGW

£1,098

Multiple Airlines

27 Mar

LGW

24h 20m

2 stops

GUM

8 Apr

GUM

47h 55m

3 stops

LGW

£1,120

Korean Air

24 Feb

LHR

18h 15m

1 stop

GUM

28 Feb

GUM

33h 40m

1 stop

LHR

£1,130

Korean Air

24 Feb

LHR

18h 15m

1 stop

GUM

28 Feb

GUM

33h 40m

1 stop

LHR

£1,132

Korean Air

13 Mar

LHR

18h 15m

1 stop

GUM

16 Mar

GUM

25h 30m

1 stop

LHR

£1,191

Korean Air

13 Mar

LHR

18h 15m

1 stop

GUM

16 Mar

GUM

25h 30m

1 stop

LHR

£1,194

Multiple Airlines

28 Mar

LGW

25h 45m

2 stops

GUM

9 Apr

GUM

46h 45m

3 stops

LGW

£1,198

Multiple Airlines

28 Mar

LGW

25h 45m

2 stops

GUM

9 Apr

GUM

46h 45m

3 stops

LGW

£1,199

Find the cheapest flights from the United Kingdom to Guam

Round-trip

One-way

Last minute

Recent return flight deals from the United Kingdom to Guam

Enter your travel dates to find the best prices.

06:30 - 01:10

LHR

GUM

32h 40m

2 stops

00:50 - 22:00

GUM

LHR

30h 10m

2 stops

£1,022Multiple Airlines

Thu, 26 Mar - Tue, 7 Apr

08:10 - 01:10

LGW

GUM

31h 00m

3 stops

00:50 - 12:15

GUM

LGW

44h 25m

3 stops

£1,023Multiple Airlines

Thu, 26 Mar - Tue, 7 Apr

18:50 - 14:35

LHR

GUM

33h 45m

1 stop

01:00 - 16:30

GUM

LHR

25h 30m

1 stop

£1,086Korean Air

Mon, 2 Mar - Thu, 19 Mar

18:50 - 14:35

LHR

GUM

33h 45m

1 stop

16:50 - 16:30

GUM

LHR

33h 40m

1 stop

£1,088Korean Air

Mon, 2 Mar - Fri, 20 Mar

08:10 - 01:10

LGW

GUM

31h 00m

3 stops

00:50 - 21:10

GUM

LGW

29h 20m

2 stops

£1,098Multiple Airlines

Thu, 26 Mar - Tue, 7 Apr

14:50 - 01:10

LGW

GUM

24h 20m

2 stops

00:50 - 15:45

GUM

LGW

47h 55m

3 stops

£1,121Multiple Airlines

Fri, 27 Mar - Wed, 8 Apr

18:50 - 23:05

LHR

GUM

18h 15m

1 stop

16:50 - 16:30

GUM

LHR

33h 40m

1 stop

£1,130Korean Air

Tue, 24 Feb - Sat, 28 Feb

18:50 - 23:05

LHR

GUM

18h 15m

1 stop

16:50 - 16:30

GUM

LHR

33h 40m

1 stop

£1,132Korean Air

Tue, 24 Feb - Sat, 28 Feb

18:50 - 23:05

LHR

GUM

18h 15m

1 stop

01:00 - 16:30

GUM

LHR

25h 30m

1 stop

£1,191Korean Air

Fri, 13 Mar - Mon, 16 Mar

18:50 - 23:05

LHR

GUM

18h 15m

1 stop

01:00 - 16:30

GUM

LHR

25h 30m

1 stop

£1,194Korean Air

Fri, 13 Mar - Mon, 16 Mar

Fly from

Route

Depart

Return

Price

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Thu 26/3

06:30-01:10

2 stops32h 40m

Tamuning Guam Intl

Tue 7/4

00:50-22:00

2 stops30h 10m

£1,022

LondonTamuning

LGW - GUM

LGWGUM

London Gatwick

Thu 26/3

08:10-01:10

3 stops31h 00m

Tamuning Guam Intl

Tue 7/4

00:50-12:15

3 stops44h 25m

£1,023

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Mon 2/3

18:50-14:35

1 stop33h 45m

Tamuning Guam Intl

Thu 19/3

01:00-16:30

1 stop25h 30m

£1,086

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

£1,088

LondonTamuning

LGW - GUM

LGWGUM

London Gatwick

Thu 26/3

08:10-01:10

3 stops31h 00m

Tamuning Guam Intl

Tue 7/4

00:50-21:10

2 stops29h 20m

£1,098

LondonTamuning

LGW - GUM

LGWGUM

London Gatwick

Fri 27/3

14:50-01:10

2 stops24h 20m

Tamuning Guam Intl

Wed 8/4

00:50-15:45

3 stops47h 55m

£1,120

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Tue 24/2

18:50-23:05

1 stop18h 15m

Tamuning Guam Intl

Sat 28/2

16:50-16:30

1 stop33h 40m

£1,130

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Tue 24/2

18:50-23:05

1 stop18h 15m

Tamuning Guam Intl

Sat 28/2

16:50-16:30

1 stop33h 40m

£1,132

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Fri 13/3

18:50-23:05

1 stop18h 15m

Tamuning Guam Intl

Mon 16/3

01:00-16:30

1 stop25h 30m

£1,191

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Fri 13/3

18:50-23:05

1 stop18h 15m

Tamuning Guam Intl

Mon 16/3

01:00-16:30

1 stop25h 30m

£1,194

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted 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 29h 35m.

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 One-Way Price	£489
Best Round-Trip Price	£1,022
Fastest flight time	41h 50m

The best one-way flight price to Guam from United Kingdom in the last 72 hours is £489 (London Heathrow to Tamuning Guam Intl).

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The best round-trip flight price to Guam from United Kingdom in the last 72 hours is £1,022 (London Heathrow to Tamuning Guam Intl).

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The fastest flight to Guam from United Kingdom takes 41h 50m (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.

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 January 2026.

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.