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Flights to Guam

£495 Cheap flights to Guam

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight to Guam departing on 18/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags
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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
18 May
LGW
30h 00m
2 stops
GUM
29 May
GUM
34h 55m
2 stops
LGW
£495
Multiple Airlines
18 May
LHR
25h 20m
1 stop
GUM
29 May
GUM
23h 10m
1 stop
LHR
£735
Multiple Airlines
18 May
LHR
44h 30m
2 stops
GUM
29 May
GUM
21h 40m
1 stop
LHR
£1,015
Korean Air
2 Mar
LHR
18h 15m
1 stop
GUM
19 Mar
GUM
25h 30m
1 stop
LHR
£1,090
Korean Air
2 Mar
LHR
33h 45m
1 stop
GUM
20 Mar
GUM
33h 40m
1 stop
LHR
£1,093
Korean Air
2 Mar
LHR
18h 15m
1 stop
GUM
19 Mar
GUM
25h 30m
1 stop
LHR
£1,093
Multiple Airlines
18 May
LHR
28h 35m
2 stops
GUM
29 May
GUM
37h 40m
2 stops
LHR
£1,126
Korean Air
13 Mar
LHR
33h 45m
1 stop
GUM
17 Mar
GUM
33h 40m
1 stop
LHR
£1,197
Korean Air
13 Mar
LHR
18h 15m
1 stop
GUM
17 Mar
GUM
33h 40m
1 stop
LHR
£1,198
Korean Air
13 Mar
LHR
18h 15m
1 stop
GUM
17 Mar
GUM
33h 40m
1 stop
LHR
£1,199
Korean Air
13 Mar
LHR
33h 45m
1 stop
GUM
16 Mar
GUM
25h 30m
1 stop
LHR
£1,200
Korean Air
8 Mar
MAN
38h 55m
2 stops
GUM
11 Mar
GUM
41h 20m
2 stops
MAN
£1,309

Find the cheapest flights from the United Kingdom to Guam

Recent return flight deals from the United Kingdom to Guam

Enter your travel dates to find the best prices.
Multiple Airlines Logo
12:35 - 03:35
LGW
-
GUM
30h 00m
2 stops
Multiple Airlines Logo
04:40 - 06:35
GUM
-
LGW
34h 55m
2 stops
£495Multiple Airlines
Mon, 18 May - Fri, 29 May
Multiple Airlines Logo
13:25 - 23:45
LHR
-
GUM
25h 20m
1 stop
Multiple Airlines Logo
04:40 - 18:50
GUM
-
LHR
23h 10m
1 stop
£735Multiple Airlines
Mon, 18 May - Fri, 29 May
Multiple Airlines Logo
22:05 - 03:35
LHR
-
GUM
44h 30m
2 stops
Multiple Airlines Logo
04:40 - 17:20
GUM
-
LHR
21h 40m
1 stop
£1,015Multiple Airlines
Mon, 18 May - Fri, 29 May
Korean Air Logo
18:50 - 23:05
LHR
-
GUM
18h 15m
1 stop
Korean Air Logo
01:00 - 16:30
GUM
-
LHR
25h 30m
1 stop
£1,090Korean Air
Mon, 2 Mar - Thu, 19 Mar
Korean Air Logo
18:50 - 14:35
LHR
-
GUM
33h 45m
1 stop
Korean Air Logo
16:50 - 16:30
GUM
-
LHR
33h 40m
1 stop
£1,093Korean Air
Mon, 2 Mar - Fri, 20 Mar
Korean Air Logo
18:50 - 23:05
LHR
-
GUM
18h 15m
1 stop
Korean Air Logo
01:00 - 16:30
GUM
-
LHR
25h 30m
1 stop
£1,093Korean Air
Mon, 2 Mar - Thu, 19 Mar
Multiple Airlines Logo
10:20 - 23:55
LHR
-
GUM
28h 35m
2 stops
Multiple Airlines Logo
17:20 - 22:00
GUM
-
LHR
37h 40m
2 stops
£1,126Multiple Airlines
Mon, 18 May - Fri, 29 May
United Airlines Logo
11:40 - 04:20
EDI
-
GUM
54h 40m
2 stops
United Airlines Logo
07:00 - 06:55
GUM
-
EDI
33h 55m
2 stops
£11,237United Airlines
Sun, 8 Mar - Thu, 12 Mar
United Airlines Logo
11:40 - 04:20
EDI
-
GUM
54h 40m
2 stops
United Airlines Logo
12:30 - 06:55
GUM
-
EDI
28h 25m
2 stops
£11,240United Airlines
Sun, 8 Mar - Thu, 12 Mar
United Airlines Logo
11:40 - 04:20
EDI
-
GUM
54h 40m
2 stops
United Airlines Logo
07:00 - 06:55
GUM
-
EDI
33h 55m
2 stops
£11,261United Airlines
Sun, 8 Mar - Thu, 12 Mar

momondo Fare Finder

 
Locate flights to Guam that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 279,928 searches and data was last updated on 14 February 2026.
Use the filters below to find and compare flights to Guam that are best for you.

Fly from

Route

Depart

Return

Price

LondonTamuning

LGW - GUM

LGWGUM

London Gatwick

Mon 18/5

12:35-03:35

2 stops30h 00m

Tamuning Guam Intl

Fri 29/5

04:40-06:35

2 stops34h 55m

£495

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Mon 18/5

13:25-23:45

1 stop25h 20m

Tamuning Guam Intl

Fri 29/5

04:40-18:50

1 stop23h 10m

£735

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Mon 18/5

22:05-03:35

2 stops44h 30m

Tamuning Guam Intl

Fri 29/5

04:40-17:20

1 stop21h 40m

£1,015

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Mon 2/3

18:50-23:05

1 stop18h 15m

Tamuning Guam Intl

Thu 19/3

01:00-16:30

1 stop25h 30m

£1,090

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

£1,093

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Mon 2/3

18:50-23:05

1 stop18h 15m

Tamuning Guam Intl

Thu 19/3

01:00-16:30

1 stop25h 30m

£1,093

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Mon 18/5

10:20-23:55

2 stops28h 35m

Tamuning Guam Intl

Fri 29/5

17:20-22:00

2 stops37h 40m

£1,126

EdinburghTamuning

EDI - GUM

EDIGUM

Edinburgh Turnhouse

Sun 8/3

11:40-04:20

2 stops54h 40m

Tamuning Guam Intl

Thu 12/3

07:00-06:55

2 stops33h 55m

£11,237

EdinburghTamuning

EDI - GUM

EDIGUM

Edinburgh Turnhouse

Sun 8/3

11:40-04:20

2 stops54h 40m

Tamuning Guam Intl

Thu 12/3

12:30-06:55

2 stops28h 25m

£11,240

EdinburghTamuning

EDI - GUM

EDIGUM

Edinburgh Turnhouse

Sun 8/3

11:40-04:20

2 stops54h 40m

Tamuning Guam Intl

Thu 12/3

07:00-06:55

2 stops33h 55m

£11,261

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to Guam from

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
Tamuning
Find flights to Tamuning

Cheap Guam flight deals and tips

Summary info about Guam flight prices, duration and airlines

Best Round-Trip Price

£495

Fastest flight time

25h 20m
The best round-trip flight price to Guam from United Kingdom in the last 72 hours is £495 (London Gatwick to Tamuning Guam Intl).
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The fastest flight to Guam from United Kingdom takes 25h 20m (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 February 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.

An easier way to manage your Guam trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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Find better results for your trip to Guam

Popular Flights to Guam

Popular routes according to searches in the past day on momondo
London to Tamuning flightsfrom £735
Manchester to Tamuning flightsfrom £1,360
Edinburgh to Tamuning flightsfrom £11,237