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Cheap flights from London to Guam from £878

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 28/7. Fares are subject to change and may not be available on all flights or dates of travel.
LON — GUM
14 Aug — 21 Aug1
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 15 July 2026.

Tue 28/707:20
LGW
-
GUM
3 stops35h 15m
Multiple Airlines
Thu 13/804:40
GUM
-
LGW
3 stops43h 05m
Multiple Airlines
Deal found 14/7£878
Tue 28/709:30
LHR
-
GUM
2 stops30h 30m
Multiple Airlines
Wed 12/802:00
GUM
-
LHR
2 stops27h 40m
Multiple Airlines
Deal found 15/7£1,014
Wed 4/1114:15
LHR
-
GUM
2 stops27h 40m
Philippine Airlines
Sun 8/1105:25
GUM
-
LHR
2 stops35h 00m
Philippine Airlines
Deal found 11/7£1,129
Mon 28/919:35
LHR
-
GUM
1 stop19h 20m
Korean Air
Sun 11/1002:00
GUM
-
LHR
1 stop24h 20m
Korean Air
Deal found 14/7£1,172
Sat 11/709:55
LHR
-
GUM
3 stops28h 50m
Multiple Airlines
Fri 17/700:50
GUM
-
LHR
2 stops27h 30m
Multiple Airlines
Deal found 10/7£1,187
Sat 11/709:00
LGW
-
GUM
2 stops44h 35m
Multiple Airlines
Sat 18/716:35
GUM
-
LGW
2 stops47h 05m
Multiple Airlines
Deal found 10/7£1,303
Sun 30/811:35
LGW
-
GUM
2 stops27h 20m
Multiple Airlines
Thu 10/902:00
GUM
-
LGW
2 stops26h 10m
Multiple Airlines
Deal found 14/7£3,004

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 15 July 2026.

Round-trip from

£878
28/7-13/8
  • 28/7-13/8
  • 6 total stops
  • 78h 20m 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 15 July 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

LGW - GUM

LGWGUM

London Gatwick

Tue 28/7

07:20-03:35

3 stops35h 15m

Tamuning Guam Intl

Thu 13/8

04:40-14:45

3 stops43h 05m

£878

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Tue 28/7

09:30-01:00

2 stops30h 30m

Tamuning Guam Intl

Wed 12/8

02:00-08:15

3 stops39h 15m

£1,108

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Wed 4/11

14:15-03:55

2 stops27h 40m

Tamuning Guam Intl

Sun 8/11

05:25-06:25

2 stops35h 00m

£1,129

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Wed 4/11

18:50-14:35

1 stop33h 45m

Tamuning Guam Intl

Sun 8/11

16:50-16:30

1 stop33h 40m

£1,331

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Mon 28/9

09:30-23:55

2 stops29h 25m

Tamuning Guam Intl

Sun 11/10

02:00-12:45

2 stops43h 45m

£1,469
Fastest return journey

LondonTamuning

LGW - GUM

LGWGUM

London Gatwick

Sun 30/8

11:35-23:55

2 stops27h 20m

Tamuning Guam Intl

Thu 10/9

02:00-19:10

2 stops26h 10m

£3,004

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Sun 30/8

15:05-04:20

2 stops28h 15m

Tamuning Guam Intl

Sun 13/9

06:00-06:25

2 stops33h 25m

£3,432

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Wed 2/9

15:05-04:20

2 stops28h 15m

Tamuning Guam Intl

Sat 12/9

06:00-06:25

2 stops33h 25m

£3,594

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Tue 1/9

19:20-14:35

1 stop34h 15m

Tamuning Guam Intl

Mon 14/9

16:35-15:55

1 stop32h 20m

£4,576

Flights are sorted by cheapest return flights first.

Deals found on 14/7

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 27h 40m. Fly via Philippine Airlines to get the fastest option. Airlines will cover a distance of 7483 mi.

  • 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

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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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