Latest deals
Insights
FAQs
Price Alerts

Cheap flights from the United Kingdom to Guam from £804

This is the cheapest return 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 20/4. 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
Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

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
09:30 - 23:55
LHR
-
GUM
29h 25m
2 stops
Multiple Airlines Logo
03:00 - 07:00
GUM
-
LHR
37h 00m
2 stops
£804Multiple Airlines
Mon, 20 Apr - Sun, 26 Apr
Multiple Airlines Logo
16:35 - 23:55
LHR
-
GUM
22h 20m
1 stop
Multiple Airlines Logo
03:00 - 07:00
GUM
-
LHR
37h 00m
2 stops
£914Multiple Airlines
Mon, 20 Apr - Sun, 26 Apr
Multiple Airlines Logo
15:35 - 14:40
LHR
-
GUM
38h 05m
2 stops
Multiple Airlines Logo
16:40 - 13:15
GUM
-
LHR
29h 35m
2 stops
£967Multiple Airlines
Mon, 6 Apr - Mon, 27 Apr
Multiple Airlines Logo
14:55 - 14:40
LGW
-
GUM
38h 45m
2 stops
Multiple Airlines Logo
16:40 - 06:40
GUM
-
LGW
47h 00m
2 stops
£972Multiple Airlines
Mon, 20 Apr - Mon, 27 Apr
Japan Airlines Logo
19:20 - 14:40
LHR
-
GUM
34h 20m
1 stop
Japan Airlines Logo
16:40 - 15:55
GUM
-
LHR
32h 15m
1 stop
£1,015Japan Airlines
Mon, 20 Apr - Mon, 27 Apr
Japan Airlines Logo
19:20 - 14:40
LHR
-
GUM
34h 20m
1 stop
Japan Airlines Logo
16:40 - 15:55
GUM
-
LHR
32h 15m
1 stop
£1,145Japan Airlines
Thu, 23 Apr - Thu, 30 Apr
Korean Air Logo
14:55 - 15:35
MAN
-
GUM
39h 40m
2 stops
Korean Air Logo
03:00 - 22:20
GUM
-
MAN
28h 20m
2 stops
£1,672Korean Air
Fri, 15 May - Mon, 18 May
Korean Air Logo
14:55 - 15:35
MAN
-
GUM
39h 40m
2 stops
Korean Air Logo
17:20 - 22:20
GUM
-
MAN
38h 00m
2 stops
£1,716Korean Air
Fri, 15 May - Tue, 19 May
United Airlines Logo
11:30 - 18:05
EDI
-
GUM
69h 35m
3 stops
United Airlines Logo
19:30 - 08:05
GUM
-
EDI
45h 35m
2 stops
£11,100United Airlines
Fri, 15 May - Tue, 19 May
United Airlines Logo
11:30 - 18:05
EDI
-
GUM
69h 35m
3 stops
United Airlines Logo
19:30 - 08:05
GUM
-
EDI
45h 35m
2 stops
£11,124United Airlines
Fri, 15 May - Tue, 19 May

Japan Airlines flights from United Kingdom to Guam

Our best Japan Airlines deals on United Kingdom to Guam flight tickets
Japan Airlines
20 Apr
LHR19:20London Heathrow
34h 20m
1 stop
GUM14:40Tamuning Guam Intl
27 Apr
GUM16:40Tamuning Guam Intl
32h 15m
1 stop
LHR15:55London Heathrow
£1,015
Japan Airlines
23 Apr
LHR19:20London Heathrow
34h 20m
1 stop
GUM14:40Tamuning Guam Intl
30 Apr
GUM16:40Tamuning Guam Intl
32h 15m
1 stop
LHR15:55London Heathrow
£1,145
Japan Airlines
23 Apr
LHR11:15London Heathrow
42h 25m
2 stops
GUM14:40Tamuning Guam Intl
30 Apr
GUM16:40Tamuning Guam Intl
32h 15m
1 stop
LHR15:55London Heathrow
£1,219

Korean Air flights from United Kingdom to Guam

Our best Korean Air deals on United Kingdom to Guam flight tickets
Korean Air
14 May
LHR19:35London Heathrow
19h 20m
1 stop
GUM23:55Tamuning Guam Intl
18 May
GUM17:20Tamuning Guam Intl
33h 00m
1 stop
LHR17:20London Heathrow
£1,208
Korean Air
15 Jun
LHR19:35London Heathrow
19h 20m
1 stop
GUM23:55Tamuning Guam Intl
22 Jun
GUM17:20Tamuning Guam Intl
33h 00m
1 stop
LHR17:20London Heathrow
£1,225
Korean Air
14 May
LHR19:35London Heathrow
19h 20m
1 stop
GUM23:55Tamuning Guam Intl
18 May
GUM17:20Tamuning Guam Intl
33h 00m
1 stop
LHR17:20London Heathrow
£1,249

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 27 March 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

LHR - GUM

LHRGUM

London Heathrow

Mon 20/4

09:30-23:55

2 stops29h 25m

Tamuning Guam Intl

Sun 26/4

03:00-07:00

2 stops37h 00m

£804
Fastest return journey

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Mon 20/4

16:35-23:55

1 stop22h 20m

Tamuning Guam Intl

Sun 26/4

03:00-07:00

2 stops37h 00m

£914

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Mon 6/4

15:35-14:40

2 stops38h 05m

Tamuning Guam Intl

Mon 27/4

16:40-13:15

2 stops29h 35m

£967

LondonTamuning

LGW - GUM

LGWGUM

London Gatwick

Mon 20/4

14:55-14:40

2 stops38h 45m

Tamuning Guam Intl

Mon 27/4

16:40-06:40

2 stops47h 00m

£972

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Mon 20/4

19:20-14:40

1 stop34h 20m

Tamuning Guam Intl

Mon 27/4

16:40-15:55

1 stop32h 15m

£1,015

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Thu 23/4

19:20-14:40

1 stop34h 20m

Tamuning Guam Intl

Thu 30/4

16:40-15:55

1 stop32h 15m

£1,145

ManchesterTamuning

MAN - GUM

MANGUM

Manchester

Fri 15/5

14:55-15:35

2 stops39h 40m

Tamuning Guam Intl

Mon 18/5

03:00-22:20

2 stops28h 20m

£1,672

ManchesterTamuning

MAN - GUM

MANGUM

Manchester

Fri 15/5

14:55-15:35

2 stops39h 40m

Tamuning Guam Intl

Tue 19/5

17:20-22:20

2 stops38h 00m

£1,716

EdinburghTamuning

EDI - GUM

EDIGUM

Edinburgh Turnhouse

Fri 15/5

11:30-18:05

3 stops69h 35m

Tamuning Guam Intl

Tue 19/5

19:30-08:05

2 stops45h 35m

£11,100

EdinburghTamuning

EDI - GUM

EDIGUM

Edinburgh Turnhouse

Fri 15/5

11:30-18:05

3 stops69h 35m

Tamuning Guam Intl

Tue 19/5

19:30-08:05

2 stops45h 35m

£11,124

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

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

How long is the flight from United Kingdom to Guam?

On average, it takes 25h 10m to fly from United Kingdom to Guam if you fly out of London (the most popular airport in United Kingdom) and into Tamuning (the most popular airport in Guam). If you’re flying out of Manchester and into Tamuning, then the flight time is around 39h 40m.

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

  • 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.

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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sun 26/4
Sun 3/5
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Guam

Popular Cities in Guam

Popular flights according to clicks in the last 7 days on momondo
Flights to Tamuningfrom £972