£662 Cheap Flights from London (LHR) to Guam (GUM)

Popular airlines from Heathrow Airport (LHR) to Barrigada - A.B. Won Pat International Airport (GUM)

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Cheap Flights from London (LHR) to Guam (GUM)

Prices were available within the past 7 days and start at £662 for one-way flights and £1,182 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Emirates
Emirates
Korean Air
Korean Air
Korean Air
LOT-Polish Airlines
Emirates
Korean Air
Qatar Airways
Japan Airlines
Flight from London to Guam route information
Origin airport
Heathrow
Destination airport
A.B. Won Pat Intl.
Airlines serving
Korean Air
Return price
£1,182
Distance
11979 km

Compare flights from London to Guam easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from London to Guam. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to A.B. Won Pat Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Heathrow to A.B. Won Pat Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Heathrow (LHR) to A.B. Won Pat Intl. (GUM)

The easiest way to view the best deals on flights from London to Guam today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Heathrow to A.B. Won Pat Intl. start at just £1,182 and range up to £1,296.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near London and Guam
  • booking your flight during November, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your London to Guam flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Heathrow to A.B. Won Pat Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Frequently asked questions

How much is a flight from LHR to Guam International Airport?
Based on fares advertised within the last 7 days on Expedia for flights departing within the next year, round-trip flights from Heathrow Airport to GUM start from £1,182. Book today to score the best price for your exciting adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Heathrow Airport to A.B. Won Pat Intl. Airport (GUM)?
This varies between airlines, as each one has its own set of terms and conditions. Head to the Customer Service Portal, where you'll find simple instructions on how to cancel online.
How do I find cheap flights from London Heathrow to GUM that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Heathrow Airport (LHR) to A.B. Won Pat Intl. Airport (GUM) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from London Heathrow to Guam Intl. Airport?
With a flight distance of 12,100 kilometres from London Heathrow (LHR) to Guam Intl. Airport (GUM), this is a long-haul journey. Remember to drink lots of water and move around the cabin every so often.
Which airlines fly direct from London Heathrow to A.B. Won Pat Intl. Airport (GUM)?
You won't find any airlines operating directly between Heathrow Airport and A.B. Won Pat Intl. Airport (GUM), so be prepared to make at least one stop on your journey. A layover can be a good way to break up a trip!
Are LHR to GUM flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Heathrow Airport to GUM last minute could be your ticket to a fantastic deal. However, you might miss out on a flight altogether! If you'd prefer not to take any chances, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains as far ahead as 12 months in advance. If your preferred carrier hasn't released tickets yet, check back frequently as deals are updated all the time on Expedia.

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£1,214.37
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