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Cheap flights from the United Kingdom to Guam from £506

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United Kingdom to Guam departing on 19/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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
11:40 - 03:35LGW  London Gatwick-GUM Tamuning Guam Intl
30h 55m2 stops Guangzhou Baiyun Incheon Intl
Multiple Airlines Logo
04:40 - 18:30GUM  Tamuning Guam Intl-LGW London Gatwick
46h 50m2 stops Incheon Intl Zhengzhou
£608Multiple Airlines
Mon, 7 Sep - Mon, 14 Sep
Multiple Airlines Logo
12:35 - 01:00LGW  London Gatwick-GUM Tamuning Guam Intl
27h 25m2 stops Beijing Capital Incheon Intl
Multiple Airlines Logo
02:00 - 18:05GUM  Tamuning Guam Intl-LGW London Gatwick
49h 05m2 stops Incheon Intl Beijing Capital
£634Multiple Airlines
Mon, 7 Sep - Sun, 13 Sep
Multiple Airlines Logo
17:40 - 01:10LHR  London Heathrow-GUM Tamuning Guam Intl
21h 30m2 stops Beijing Capital Incheon Intl
Multiple Airlines Logo
02:20 - 19:40GUM  Tamuning Guam Intl-LHR London Heathrow
51h 20m2 stops Incheon Intl Chengdu Tianfu Intl
£700Multiple Airlines
Tue, 17 Nov - Sun, 22 Nov
Multiple Airlines Logo
11:10 - 01:10LHR  London Heathrow-GUM Tamuning Guam Intl
28h 00m2 stops Munich Franz Josef Strauss Incheon Intl
Multiple Airlines Logo
02:20 - 08:05GUM  Tamuning Guam Intl-LHR London Heathrow
39h 45m3 stops Incheon Intl Frankfurt am Main Munich Franz Josef Strauss
£817Multiple Airlines
Tue, 17 Nov - Sun, 22 Nov
Multiple Airlines Logo
11:10 - 03:35LGW  London Gatwick-GUM Tamuning Guam Intl
31h 25m3 stops Budapest Ferenc Liszt Intl Xi'an Xianyang Incheon Intl
Multiple Airlines Logo
00:50 - 14:55GUM  Tamuning Guam Intl-LGW London Gatwick
47h 05m3 stops Incheon Intl Beijing Daxing Intl Geneva Geneve-Cointrin
£823Multiple Airlines
Sat, 26 Sep - Fri, 2 Oct
Multiple Airlines Logo
11:10 - 03:35LGW  London Gatwick-GUM Tamuning Guam Intl
31h 25m3 stops Budapest Ferenc Liszt Intl Xi'an Xianyang Incheon Intl
Multiple Airlines Logo
00:50 - 14:55GUM  Tamuning Guam Intl-LGW London Gatwick
47h 05m3 stops Incheon Intl Beijing Daxing Intl Geneva Geneve-Cointrin
£825Multiple Airlines
Sat, 26 Sep - Fri, 2 Oct
Multiple Airlines Logo
11:40 - 23:55LGW  London Gatwick-GUM Tamuning Guam Intl
27h 15m2 stops Guangzhou Baiyun Incheon Intl
Multiple Airlines Logo
02:50 - 18:30GUM  Tamuning Guam Intl-LGW London Gatwick
48h 40m3 stops Busan Gimhae Seoul Gimpo Intl Zhengzhou
£828Multiple Airlines
Mon, 7 Sep - Sun, 13 Sep
Multiple Airlines Logo
10:30 - 01:10LGW  London Gatwick-GUM Tamuning Guam Intl
28h 40m2 stops Shanghai Pu Dong Incheon Intl
Multiple Airlines Logo
02:20 - 06:30GUM  Tamuning Guam Intl-LGW London Gatwick
38h 10m2 stops Incheon Intl Shanghai Pu Dong
£840Multiple Airlines
Tue, 17 Nov - Sun, 22 Nov
Multiple Airlines Logo
19:25 - 14:35LHR  London Heathrow-GUM Tamuning Guam Intl
34h 10m2 stops Doha Hamad Intl Tokyo Haneda
Multiple Airlines Logo
16:35 - 13:15GUM  Tamuning Guam Intl-LHR London Heathrow
29h 40m2 stops Tokyo Narita Doha Hamad Intl
£849Multiple Airlines
Mon, 7 Sep - Mon, 14 Sep
Multiple Airlines Logo
12:35 - 23:45LGW  London Gatwick-GUM Tamuning Guam Intl
26h 10m2 stops Beijing Capital Incheon Intl
Multiple Airlines Logo
04:40 - 06:35GUM  Tamuning Guam Intl-LGW London Gatwick
34h 55m2 stops Incheon Intl Beijing Capital
£851Multiple Airlines
Sat, 26 Sep - Sat, 3 Oct

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Korean Air flights from United Kingdom to Guam

Our best Korean Air deals on United Kingdom to Guam flight tickets
Korean Air
28 Sept
LHR19:35London Heathrow
19h 20m
1 stop
GUM23:55Tamuning Guam Intl
11 Oct
GUM02:00Tamuning Guam Intl
24h 20m
1 stop
LHR17:20London Heathrow
£1,169
Korean Air
28 Sept
LHR19:35London Heathrow
19h 20m
1 stop
GUM23:55Tamuning Guam Intl
11 Oct
GUM02:00Tamuning Guam Intl
24h 20m
1 stop
LHR17:20London Heathrow
£1,171
Korean Air
28 Sept
LHR19:35London Heathrow
19h 20m
1 stop
GUM23:55Tamuning Guam Intl
11 Oct
GUM02:00Tamuning Guam Intl
24h 20m
1 stop
LHR17:20London Heathrow
£1,172

United Airlines flights from United Kingdom to Guam

Our best United Airlines deals on United Kingdom to Guam flight tickets
United Airlines
4 Sept
EDI09:40Edinburgh Turnhouse
57h 40m
2 stops
GUM04:20Tamuning Guam Intl
8 Sept
GUM19:35Tamuning Guam Intl
45h 30m
2 stops
EDI08:05Edinburgh Turnhouse
£11,502
United Airlines
4 Sept
EDI09:40Edinburgh Turnhouse
57h 40m
2 stops
GUM04:20Tamuning Guam Intl
8 Sept
GUM19:35Tamuning Guam Intl
45h 30m
2 stops
EDI08:05Edinburgh Turnhouse
£11,523
United Airlines
4 Sept
EDI09:40Edinburgh Turnhouse
57h 40m
2 stops
GUM04:20Tamuning Guam Intl
8 Sept
GUM19:35Tamuning Guam Intl
45h 30m
2 stops
EDI08:05Edinburgh Turnhouse
£11,528

momondo Fare Finder

 
Customise your flight search to find flights from United Kingdom to Guam that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 12 August 2026.
Use the filters below to find and compare flights from the United Kingdom to Guam that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonTamuning

LGW London Gatwick - GUM Tamuning Guam Intl

LGWGUM

London Gatwick

Mon 7/9

11:40-03:35

2 stops30h 55m

Tamuning Guam Intl

Mon 14/9

04:40-18:30

2 stops46h 50m

£608

LondonTamuning

LGW London Gatwick - GUM Tamuning Guam Intl

LGWGUM

London Gatwick

Mon 7/9

12:35-01:00

2 stops27h 25m

Tamuning Guam Intl

Sun 13/9

02:00-18:05

2 stops49h 05m

£634

LondonTamuning

LHR London Heathrow - GUM Tamuning Guam Intl

LHRGUM

London Heathrow

Tue 17/11

17:40-01:10

2 stops21h 30m

Tamuning Guam Intl

Sun 22/11

02:20-19:40

2 stops51h 20m

£700

LondonTamuning

LHR London Heathrow - GUM Tamuning Guam Intl

LHRGUM

London Heathrow

Tue 17/11

11:10-01:10

2 stops28h 00m

Tamuning Guam Intl

Sun 22/11

02:20-08:05

3 stops39h 45m

£817

LondonTamuning

LGW London Gatwick - GUM Tamuning Guam Intl

LGWGUM

London Gatwick

Sat 26/9

11:10-03:35

3 stops31h 25m

Tamuning Guam Intl

Fri 2/10

00:50-14:55

3 stops47h 05m

£822

LondonTamuning

LGW London Gatwick - GUM Tamuning Guam Intl

LGWGUM

London Gatwick

Sat 26/9

11:10-03:35

3 stops31h 25m

Tamuning Guam Intl

Fri 2/10

00:50-14:55

3 stops47h 05m

£825

LondonTamuning

LGW London Gatwick - GUM Tamuning Guam Intl

LGWGUM

London Gatwick

Mon 7/9

11:40-23:55

2 stops27h 15m

Tamuning Guam Intl

Sun 13/9

02:50-18:30

3 stops48h 40m

£828

LondonTamuning

LGW London Gatwick - GUM Tamuning Guam Intl

LGWGUM

London Gatwick

Tue 17/11

10:30-01:10

2 stops28h 40m

Tamuning Guam Intl

Sun 22/11

02:20-06:30

2 stops38h 10m

£840

LondonTamuning

LHR London Heathrow - GUM Tamuning Guam Intl

LHRGUM

London Heathrow

Mon 7/9

19:25-14:35

2 stops34h 10m

Tamuning Guam Intl

Mon 14/9

16:35-13:15

2 stops29h 40m

£849
Fastest return journey

LondonTamuning

LGW London Gatwick - GUM Tamuning Guam Intl

LGWGUM

London Gatwick

Sat 26/9

12:35-23:45

2 stops26h 10m

Tamuning Guam Intl

Sat 3/10

04:40-06:35

2 stops34h 55m

£851

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Guam from

How to get the cheapest flight ticket from United Kingdom to Guam

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from United Kingdom to Guam?

Korean Air is the most popular carrier operating from United Kingdom to Guam

Cheap United Kingdom to Guam flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United Kingdom to Guam

Fastest flight time

19h 20m

Direct flights

None
The fastest flight from United Kingdom to Guam takes 19h 20m
There are no direct flights from United Kingdom to Guam. There are no popular flight routes from United Kingdom to Guam.
Search flight deals

Frequently asked questions about flying from the United Kingdom to Guam

  • When did momondo last update prices for flights from United Kingdom to Guam?

    Prices for flights from United Kingdom to Guam refresh daily.

  • How old do you have to be to fly from United Kingdom to Guam?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United Kingdom to Guam.

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

    The travel and health documents required for your trip to Guam can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Guam. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from United Kingdom to Guam. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for United Kingdom to Guam flights to just show those with flexible booking policies.

How can momondo help me find flights from United Kingdom to Guam?

Once all potential United Kingdom to Guam flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Guam from United Kingdom. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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