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Cheap flights from London Heathrow Airport to Guam from £1,095

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Guam departing on 28/9. 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
1 adult, Economy, 0 bags
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Find the cheapest flights from London Heathrow Airport to Guam

Cheap return flights

Enter your travel dates to find the best prices.
Philippine Airlines Logo
15:05 - 04:20
LHR
-
GUM
28h 15m
2 stops
Philippine Airlines Logo
06:00 - 06:25
GUM
-
LHR
33h 25m
2 stops
£1,095Philippine Airlines
Mon, 28 Sep - Mon, 12 Oct
Philippine Airlines Logo
14:15 - 04:20
LHR
-
GUM
28h 05m
2 stops
Philippine Airlines Logo
06:00 - 06:25
GUM
-
LHR
34h 25m
2 stops
£1,098Philippine Airlines
Sat, 28 Nov - Wed, 2 Dec
Korean Air Logo
19:35 - 15:35
LHR
-
GUM
35h 00m
1 stop
Korean Air Logo
17:20 - 17:20
GUM
-
LHR
33h 00m
1 stop
£1,166Korean Air
Mon, 28 Sep - Mon, 12 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
£1,169Korean Air
Mon, 28 Sep - Sun, 11 Oct
Korean Air Logo
19:35 - 15:35
LHR
-
GUM
35h 00m
1 stop
Korean Air Logo
17:20 - 17:20
GUM
-
LHR
33h 00m
1 stop
£1,170Korean Air
Mon, 28 Sep - Mon, 12 Oct
Philippine Airlines Logo
15:05 - 04:20
LHR
-
GUM
28h 15m
2 stops
Philippine Airlines Logo
06:00 - 06:25
GUM
-
LHR
33h 25m
2 stops
£1,178Philippine Airlines
Mon, 28 Sep - Mon, 12 Oct
Philippine Airlines Logo
15:05 - 04:20
LHR
-
GUM
28h 15m
2 stops
Philippine Airlines Logo
06:00 - 06:25
GUM
-
LHR
33h 25m
2 stops
£1,200Philippine Airlines
Mon, 28 Sep - Mon, 12 Oct
Philippine Airlines Logo
15:05 - 04:20
LHR
-
GUM
28h 15m
2 stops
Philippine Airlines Logo
06:00 - 06:25
GUM
-
LHR
33h 25m
2 stops
£1,201Philippine Airlines
Mon, 28 Sep - Mon, 12 Oct
Philippine Airlines Logo
15:05 - 04:20
LHR
-
GUM
28h 15m
2 stops
Philippine Airlines Logo
06:00 - 06:25
GUM
-
LHR
33h 25m
2 stops
£1,201Philippine Airlines
Mon, 28 Sep - Mon, 12 Oct
Philippine Airlines Logo
14:15 - 04:20
LHR
-
GUM
28h 05m
2 stops
Philippine Airlines Logo
06:00 - 06:25
GUM
-
LHR
34h 25m
2 stops
£1,203Philippine Airlines
Sat, 28 Nov - Wed, 2 Dec

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Philippine Airlines flights from London Heathrow Airport to Guam

Our best Philippine Airlines deals on London Heathrow Airport to Guam flight tickets
Philippine Airlines
28 Sept
LHR15:05London Heathrow
28h 15m
2 stops
GUM04:20Tamuning Guam Intl
12 Oct
GUM06:00Tamuning Guam Intl
33h 25m
2 stops
LHR06:25London Heathrow
£1,095
Philippine Airlines
28 Nov
LHR14:15London Heathrow
28h 05m
2 stops
GUM04:20Tamuning Guam Intl
2 Dec
GUM06:00Tamuning Guam Intl
34h 25m
2 stops
LHR06:25London Heathrow
£1,098
Philippine Airlines
28 Sept
LHR15:05London Heathrow
28h 15m
2 stops
GUM04:20Tamuning Guam Intl
12 Oct
GUM06:00Tamuning Guam Intl
33h 25m
2 stops
LHR06:25London Heathrow
£1,178

Korean Air flights from London Heathrow Airport to Guam

Our best Korean Air deals on London Heathrow Airport to Guam flight tickets
Korean Air
28 Sept
LHR19:35London Heathrow
35h 00m
1 stop
GUM15:35Tamuning Guam Intl
12 Oct
GUM17:20Tamuning Guam Intl
33h 00m
1 stop
LHR17:20London Heathrow
£1,166
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
35h 00m
1 stop
GUM15:35Tamuning Guam Intl
12 Oct
GUM17:20Tamuning Guam Intl
33h 00m
1 stop
LHR17:20London Heathrow
£1,170

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport 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 June 2026.
Use the filters below to find and compare flights from London Heathrow Airport 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 28/9

15:05-04:20

2 stops28h 15m

Tamuning Guam Intl

Mon 12/10

06:00-06:25

2 stops33h 25m

£1,095

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Sat 28/11

14:15-04:20

2 stops28h 05m

Tamuning Guam Intl

Wed 2/12

06:00-06:25

2 stops34h 25m

£1,098

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Mon 28/9

19:35-15:35

1 stop35h 00m

Tamuning Guam Intl

Mon 12/10

17:20-17:20

1 stop33h 00m

£1,166
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

£1,169

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Mon 28/9

19:35-15:35

1 stop35h 00m

Tamuning Guam Intl

Mon 12/10

17:20-17:20

1 stop33h 00m

£1,170

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Mon 28/9

15:05-04:20

2 stops28h 15m

Tamuning Guam Intl

Mon 12/10

06:00-06:25

2 stops33h 25m

£1,178

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Mon 28/9

15:05-04:20

2 stops28h 15m

Tamuning Guam Intl

Mon 12/10

06:00-06:25

2 stops33h 25m

£1,200

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Mon 28/9

15:05-04:20

2 stops28h 15m

Tamuning Guam Intl

Mon 12/10

06:00-06:25

2 stops33h 25m

£1,201

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Mon 28/9

15:05-04:20

2 stops28h 15m

Tamuning Guam Intl

Mon 12/10

06:00-06:25

2 stops33h 25m

£1,201

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Sat 28/11

14:15-04:20

2 stops28h 05m

Tamuning Guam Intl

Wed 2/12

06:00-06:25

2 stops34h 25m

£1,203

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

Cheap London Heathrow Airport to Guam flight deals and tips

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

Fastest flight time

19h 20m

Direct flights

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

Frequently asked questions about flying from London Heathrow Airport to Guam

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

    Prices for flights from London Heathrow Airport to Guam were last updated today.

  • How old do you have to be to fly from London Heathrow Airport 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 from London Heathrow Airport 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.

Frequently asked questions about flying from London Heathrow Airport to Guam

  • How do I get Price Alerts for flights from London Heathrow Airport to Guam?

    Price Alerts will notify you by email when the price for flights to Guam from London Heathrow Airport decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from London Heathrow Airport to Guam with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Why use momondo?

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

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

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

momondo does allow users to show only those flights to Guam from London which offer a flexible booking policy as well as other useful filters and features.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Guam.

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

Of course. momondo tracks the price of London to Guam flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Popular flights according to clicks in the last 7 days on momondo
Flights to Tamuningfrom £793