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Cheap flights from London to Guam from £1,039

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 28/9. Fares are subject to change and may not be available on all flights or dates of travel.
LON — GUM
27 Jun — 4 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Guam

Enter your travel dates to find the best prices.

Cheapest flights from London to Guam
Explore the most affordable flight options available from London to Guam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 May 2026.

Mon 28/915:05
LHR
-
GUM
2 stops28h 15m
Philippine Airlines
Mon 12/1006:00
GUM
-
LHR
2 stops33h 25m
Philippine Airlines
Deal found 25/5£1,039
Mon 28/919:35
LHR
-
GUM
1 stop19h 20m
Korean Air
Mon 12/1017:20
GUM
-
LHR
1 stop33h 00m
Korean Air
Deal found 23/5£1,171
Sat 14/1118:50
LHR
-
GUM
1 stop33h 45m
Korean Air
Wed 18/1116:50
GUM
-
LHR
1 stop33h 40m
Korean Air
Deal found 22/5£1,328
Tue 17/1118:50
LHR
-
GUM
1 stop33h 45m
Korean Air
Thu 19/1116:50
GUM
-
LHR
1 stop33h 40m
Korean Air
Deal found 26/5£1,331
Mon 28/916:00
LHR
-
GUM
2 stops37h 35m
Multiple Airlines
Mon 12/1016:40
GUM
-
LHR
2 stops29h 35m
Multiple Airlines
Deal found 24/5£1,335

Find flight deals from London to Guam

Keep the following information in mind while searching for London to Guam flight deals. Data was last updated 28 May 2026.

Round-trip from

£1,039
Philippine Airlines
  • Philippine Airlines
  • 28/9-12/10
  • 4 total stops
  • 61h 40m total
  • London to Guam
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from London 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, Cheapflights users made 858,174 searches. Data last updated 28 May 2026.
Use the filters below to find and compare flights from London 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

£1,042

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Mon 28/9

19:35-15:35

1 stop35h 00m

Tamuning Guam Intl

Sun 11/10

02:00-17:20

1 stop24h 20m

£1,174

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Sat 14/11

18:50-14:35

1 stop33h 45m

Tamuning Guam Intl

Wed 18/11

16:50-16:30

1 stop33h 40m

£1,328

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Tue 17/11

18:50-14:35

1 stop33h 45m

Tamuning Guam Intl

Thu 19/11

16:50-16:30

1 stop33h 40m

£1,329
Fastest return journey

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Mon 28/9

19:35-23:55

1 stop19h 20m

Tamuning Guam Intl

Mon 12/10

17:20-21:25

2 stops37h 05m

£1,465

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Sat 14/11

11:35-18:50

2 stops69h 15m

Tamuning Guam Intl

Wed 18/11

19:45-06:40

2 stops44h 55m

£11,767

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Tue 17/11

07:40-04:40

2 stops35h 00m

Tamuning Guam Intl

Thu 19/11

19:45-06:40

2 stops44h 55m

£12,346

Flights are sorted by cheapest return flights first.

Deals found on 26/5

Sorted by cheapest first

Best time to book a flight from London to Guam

Have a flexible travel schedule? Discover the best time to fly to Guam from London with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London to Guam
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from London to Guam. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from London to Guam?

    There are many flights that can get you from London to Guam in 28h 15m. Fly via Philippine Airlines or Korean Air to get the fastest option. Airlines will cover a distance of 7483 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from London to Guam that include hotel bookings?

    Yes. In addition to deals on London to Guam flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from London to Guam?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Guam.

  • Can I find deals for business class flights from London to Guam?

    Yes. Cheapflights offers flight deals from London to Guam by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Fly with Cheapflights

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How does Cheapflights help users find flights from London to Guam?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from London to Guam. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from London to Guam?

Cheapflights helps you find that perfect flight to Guam from London by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from London to Guam with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from London to Guam, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from London to Guam become cheaper?

Not ready to book yet? You can track prices for flights from London to Guam on Cheapflights with our Price Alert feature and get notified when better prices are available.

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