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Cheap flights from the United Kingdom to Guam from £661

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 22/9. 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
0 bags
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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
09:00 - 14:35
LGW
-
GUM
44h 35m
2 stops
Multiple Airlines Logo
16:35 - 06:40
GUM
-
LGW
47h 05m
2 stops
£1,022Multiple Airlines
Tue, 23 Jun - Tue, 30 Jun
Multiple Airlines Logo
08:25 - 14:35
LHR
-
GUM
45h 10m
2 stops
Multiple Airlines Logo
16:35 - 06:25
GUM
-
LHR
46h 50m
2 stops
£1,055Multiple Airlines
Tue, 23 Jun - Tue, 30 Jun
Multiple Airlines Logo
16:35 - 23:45
LHR
-
GUM
22h 10m
1 stop
Multiple Airlines Logo
00:50 - 14:20
GUM
-
LHR
22h 30m
1 stop
£1,140Multiple Airlines
Tue, 23 Jun - Mon, 29 Jun
Korean Air Logo
19:35 - 23:55
LHR
-
GUM
19h 20m
1 stop
Korean Air Logo
02:00 - 17:20
GUM
-
LHR
24h 20m
1 stop
£1,216Korean Air
Mon, 28 Sep - Sun, 11 Oct
Korean Air Logo
19:35 - 23:55
LHR
-
GUM
19h 20m
1 stop
Korean Air Logo
02:00 - 17:20
GUM
-
LHR
24h 20m
1 stop
£1,217Korean Air
Mon, 28 Sep - Sun, 11 Oct
Korean Air Logo
19:35 - 23:55
LHR
-
GUM
19h 20m
1 stop
Korean Air Logo
02:00 - 17:20
GUM
-
LHR
24h 20m
1 stop
£1,218Korean Air
Mon, 28 Sep - Sun, 11 Oct
Multiple Airlines Logo
11:35 - 23:45
LGW
-
GUM
27h 10m
2 stops
Multiple Airlines Logo
00:50 - 08:30
GUM
-
LGW
40h 40m
3 stops
£1,222Multiple Airlines
Tue, 23 Jun - Mon, 29 Jun
Multiple Airlines Logo
06:30 - 23:45
LHR
-
GUM
32h 15m
2 stops
Multiple Airlines Logo
00:50 - 09:10
GUM
-
LHR
41h 20m
3 stops
£1,239Multiple Airlines
Tue, 23 Jun - Mon, 29 Jun
Multiple Airlines Logo
16:35 - 23:45
LHR
-
GUM
22h 10m
1 stop
Multiple Airlines Logo
00:50 - 18:40
GUM
-
LHR
26h 50m
2 stops
£1,250Multiple Airlines
Tue, 23 Jun - Mon, 29 Jun
Multiple Airlines Logo
14:05 - 14:35
MAN
-
GUM
38h 30m
2 stops
Multiple Airlines Logo
16:35 - 12:20
GUM
-
MAN
29h 45m
2 stops
£1,264Multiple Airlines
Thu, 5 Nov - Sun, 29 Nov

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
£1,216
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
£1,217
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
£1,218

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 13 May 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 - GUM

LGWGUM

London Gatwick

Tue 23/6

09:00-14:35

2 stops44h 35m

Tamuning Guam Intl

Tue 30/6

16:35-06:40

2 stops47h 05m

£1,022

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Tue 23/6

08:25-14:35

2 stops45h 10m

Tamuning Guam Intl

Tue 30/6

16:35-06:25

2 stops46h 50m

£1,055

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Tue 23/6

16:35-23:45

1 stop22h 10m

Tamuning Guam Intl

Mon 29/6

00:50-14:20

1 stop22h 30m

£1,140
Fastest return journey

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Mon 28/9

19:35-23:55

1 stop19h 20m

Tamuning Guam Intl

Sun 11/10

02:00-17:20

1 stop24h 20m

£1,216

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Mon 28/9

19:35-23:55

1 stop19h 20m

Tamuning Guam Intl

Sun 11/10

02:00-17:20

1 stop24h 20m

£1,217

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Mon 28/9

19:35-23:55

1 stop19h 20m

Tamuning Guam Intl

Sun 11/10

02:00-17:20

1 stop24h 20m

£1,218

LondonTamuning

LGW - GUM

LGWGUM

London Gatwick

Tue 23/6

11:35-23:45

2 stops27h 10m

Tamuning Guam Intl

Mon 29/6

00:50-08:30

3 stops40h 40m

£1,222

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Tue 23/6

06:30-23:45

2 stops32h 15m

Tamuning Guam Intl

Mon 29/6

00:50-09:10

3 stops41h 20m

£1,239

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Tue 23/6

16:35-23:45

1 stop22h 10m

Tamuning Guam Intl

Mon 29/6

00:50-18:40

2 stops26h 50m

£1,250

ManchesterTamuning

MAN - GUM

MANGUM

Manchester

Thu 5/11

14:05-14:35

2 stops38h 30m

Tamuning Guam Intl

Sun 29/11

16:35-12:20

2 stops29h 45m

£1,264

Flights are sorted by cheapest return flights first.

Showing 1-10 of 13 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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