When did momondo last update prices for flights from Guam to London?

Prices for flights from Guam to London are updated daily.

How old do you have to be to fly from Guam to London?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Guam to London.

What documentation or ID do you need to fly to London?

The travel and health documents required for your trip to London 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 London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£444 Cheap Flights from Guam to London in 2025

1 adult

0 bags

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Find the cheapest flights from Guam to London

Round-trip

One-way

Recent return flight deals from Guam to London

03:40 - 06:35GUM-LGW

35h 55m2 stops

12:35 - 01:15LGW-GUM

27h 40m2 stops

£870

Find Deal

Thu, 18 Sep - Sun, 28 Sep

00:20 - 22:40GUM-LGW

31h 20m3 stops

05:20 - 01:15LGW-GUM

34h 55m3 stops

£943

Find Deal

Thu, 18 Sep - Sun, 28 Sep

03:05 - 20:30GUM-LHR

26h 25m2 stops

07:45 - 01:15LHR-GUM

32h 30m3 stops

£958

Find Deal

Thu, 18 Sep - Sun, 28 Sep

15:55 - 12:35GUM-LGW

29h 40m2 stops

14:30 - 01:15LGW-GUM

25h 45m2 stops

£971

Find Deal

Fri, 19 Sep - Sun, 28 Sep

03:05 - 20:30GUM-LHR

26h 25m2 stops

10:15 - 23:10LHR-GUM

27h 55m2 stops

£1,027

Find Deal

Thu, 18 Sep - Sun, 28 Sep

00:20 - 22:40GUM-LGW

31h 20m3 stops

13:15 - 01:15LGW-GUM

27h 00m2 stops

£1,057

Find Deal

Thu, 18 Sep - Sun, 28 Sep

03:05 - 20:30GUM-LHR

26h 25m2 stops

19:35 - 01:15LHR-GUM

20h 40m1 stop

£1,078

Find Deal

Thu, 18 Sep - Sun, 28 Sep

15:55 - 09:20GUM-LHR

26h 25m2 stops

10:15 - 23:10LHR-GUM

27h 55m2 stops

£1,116

Find Deal

Fri, 19 Sep - Sun, 28 Sep

01:55 - 17:20GUM-LHR

24h 25m1 stop

19:35 - 22:45LHR-GUM

18h 10m1 stop

£1,747Korean Air

Find Deal

Thu, 18 Sep - Sun, 28 Sep

17:00 - 17:20GUM-LHR

33h 20m1 stop

19:35 - 00:10LHR-GUM

19h 35m1 stop

£2,047Korean Air

Find Deal

Fri, 19 Sep - Sun, 28 Sep

Korean Air flights from Guam to London

Our best Korean Air deals on Guam to London flight tickets

Korean Air

18 Sept

GUM01:55Tamuning Guam Intl

24h 25m

1 stop

LHR17:20London Heathrow

28 Sept

LHR19:35London Heathrow

18h 10m

1 stop

GUM22:45Tamuning Guam Intl

£1,747

Find similar

Korean Air

19 Sept

GUM17:00Tamuning Guam Intl

33h 20m

1 stop

LHR17:20London Heathrow

28 Sept

LHR19:35London Heathrow

19h 35m

1 stop

GUM00:10Tamuning Guam Intl

£2,047

Find similar

Fly from

Fly to

Route

Depart

Return

Price

TamuningLondon

GUM - LGW

GUMLGW

Tamuning Guam Intl

Thu 18/9

03:40-06:35

2 stops35h 55m

London Gatwick

Sun 28/9

12:35-01:15

2 stops27h 40m

£870

TamuningLondon

GUM - LGW

GUMLGW

Tamuning Guam Intl

Thu 18/9

00:20-22:40

3 stops31h 20m

London Gatwick

Sun 28/9

05:20-01:15

3 stops34h 55m

£943

TamuningLondon

GUM - LHR

GUMLHR

Tamuning Guam Intl

Thu 18/9

03:05-20:30

2 stops26h 25m

London Heathrow

Sun 28/9

07:45-01:15

3 stops32h 30m

£958

TamuningLondon

GUM - LGW

GUMLGW

Tamuning Guam Intl

Fri 19/9

15:55-12:35

2 stops29h 40m

London Gatwick

Sun 28/9

14:30-01:15

2 stops25h 45m

£971

TamuningLondon

GUM - LHR

GUMLHR

Tamuning Guam Intl

Thu 18/9

03:05-20:30

2 stops26h 25m

London Heathrow

Sun 28/9

10:15-23:10

2 stops27h 55m

£1,027

TamuningLondon

GUM - LGW

GUMLGW

Tamuning Guam Intl

Thu 18/9

00:20-22:40

3 stops31h 20m

London Gatwick

Sun 28/9

13:15-01:15

2 stops27h 00m

£1,057

TamuningLondon

GUM - LHR

GUMLHR

Tamuning Guam Intl

Thu 18/9

03:05-20:30

2 stops26h 25m

London Heathrow

Sun 28/9

19:35-01:15

1 stop20h 40m

£1,078

TamuningLondon

GUM - LHR

GUMLHR

Tamuning Guam Intl

Fri 19/9

15:55-09:20

2 stops26h 25m

London Heathrow

Sun 28/9

10:15-23:10

2 stops27h 55m

£1,116

TamuningLondon

GUM - LHR

GUMLHR

Tamuning Guam Intl

Thu 18/9

01:55-17:20

1 stop24h 25m

London Heathrow

Sun 28/9

19:35-22:45

1 stop18h 10m

£1,747

TamuningLondon

GUM - LHR

GUMLHR

Tamuning Guam Intl

Fri 19/9

17:00-17:20

1 stop33h 20m

London Heathrow

Sun 28/9

19:35-00:10

1 stop19h 35m

£2,047

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Guam to London

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 Guam to London?

Korean Air is the most popular carrier operating from Guam to London

Cheap Guam to London flight deals and tips

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

Best price found	£444
Fastest flight time	22h 40m
Direct flights	None
Airports in London	2 airports

The best one-way flight to London from Guam in the past 72 hours is £444. The best return flight deal from Guam to London found on momondo in the last 72 hours is £870.

The fastest flight from Guam to London takes 22h 40m

There are no direct flights from Guam to London. Popular non-direct routes for this connection are Tamuning Guam Intl Airport - London Gatwick Airport and Tamuning Guam Intl Airport - London Heathrow Airport.

There are 2 airports near London: London Heathrow (LHR), London Gatwick (LGW)

Search flight deals

When did momondo last update prices for flights from Guam to London?
Prices for flights from Guam to London are updated daily.
How old do you have to be to fly from Guam to London?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Guam to London.
What documentation or ID do you need to fly to London?
The travel and health documents required for your trip to London 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 London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Guam to London for you.

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

Yes. All flights to London from Guam on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Guam to London?

Once you have performed a search for Guam to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from Guam to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.