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Cheap flights from Guam to London from £629

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
GUM — LON
20 Feb — 27 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Guam to London

Enter your travel dates to find the best prices.

Cheapest flights from Guam to London
Explore the most affordable flight options available from Guam to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 January 2026.

Mon 11/502:50
GUM
-
LGW
2 stops36h 45m
Multiple Airlines
Tue 26/512:35
LGW
-
GUM
2 stops28h 05m
Multiple Airlines
Deal found 19/1£629
Wed 4/302:40
GUM
-
LHR
2 stops50h 30m
Multiple Airlines
Thu 12/317:40
LHR
-
GUM
2 stops21h 30m
Multiple Airlines
Deal found 19/1£654
Wed 3/600:50
GUM
-
LHR
2 stops25h 20m
Multiple Airlines
Mon 15/610:20
LHR
-
GUM
2 stops28h 25m
Multiple Airlines
Deal found 19/1£906
Wed 11/205:45
GUM
-
LGW
2 stops46h 40m
Multiple Airlines
Mon 16/220:25
LGW
-
GUM
2 stops45h 35m
Multiple Airlines
Deal found 19/1£912
Mon 11/506:00
GUM
-
LGW
2 stops34h 20m
Multiple Airlines
Tue 26/523:55
LGW
-
GUM
2 stops43h 25m
Multiple Airlines
Deal found 19/1£926
Wed 11/205:45
GUM
-
LHR
2 stops35h 25m
Multiple Airlines
Mon 16/222:35
LHR
-
GUM
2 stops43h 25m
Multiple Airlines
Deal found 19/1£939
Tue 12/506:00
GUM
-
LHR
2 stops34h 05m
Multiple Airlines
Tue 26/519:50
LHR
-
GUM
2 stops47h 30m
Multiple Airlines
Deal found 19/1£953
Thu 25/606:00
GUM
-
LGW
2 stops48h 30m
Multiple Airlines
Sat 11/710:05
LGW
-
GUM
2 stops57h 15m
Multiple Airlines
Deal found 20/1£955
Thu 25/606:00
GUM
-
LHR
2 stops41h 25m
Multiple Airlines
Fri 10/719:50
LHR
-
GUM
2 stops47h 30m
Multiple Airlines
Deal found 20/1£981
Fri 17/400:50
GUM
-
LHR
1 stop22h 30m
Multiple Airlines
Fri 24/416:35
LHR
-
GUM
1 stop22h 10m
Multiple Airlines
Deal found 18/1£987
Fri 3/706:00
GUM
-
LHR
2 stops41h 20m
Multiple Airlines
Mon 20/716:35
LHR
-
GUM
2 stops50h 45m
Multiple Airlines
Deal found 21/1£1,063
Fri 3/706:00
GUM
-
LGW
2 stops34h 20m
Multiple Airlines
Mon 20/714:35
LGW
-
GUM
2 stops52h 45m
Multiple Airlines
Deal found 21/1£1,084

Find flight deals from Guam to London

Keep the following information in mind while searching for Guam to London flight deals. Data was last updated 21 January 2026.

Round-trip from

£629
11/5-26/5
  • 11/5-26/5
  • 4 total stops
  • 64h 50m total
  • Guam to London
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Guam to London 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 21 January 2026.
Use the filters below to find and compare flights from Guam to London that are best for you.

Fly from

Guam

Fly to

London

Route

Depart

Return

Price

TamuningLondon

GUM - LGW

GUMLGW

Tamuning Guam Intl

Mon 11/5

02:50-06:35

2 stops36h 45m

London Gatwick

Tue 26/5

12:35-01:40

2 stops28h 05m

£629

TamuningLondon

GUM - LGW

GUMLGW

Tamuning Guam Intl

Wed 11/2

05:45-18:25

2 stops46h 40m

London Gatwick

Mon 16/2

20:25-04:00

2 stops45h 35m

£912

TamuningLondon

GUM - LGW

GUMLGW

Tamuning Guam Intl

Wed 13/5

06:00-07:20

2 stops34h 20m

London Gatwick

Mon 25/5

23:55-04:20

2 stops43h 25m

£926

TamuningLondon

GUM - LGW

GUMLGW

Tamuning Guam Intl

Wed 13/5

06:00-07:20

2 stops34h 20m

London Gatwick

Wed 27/5

21:45-04:20

2 stops45h 35m

£926

TamuningLondon

GUM - LGW

GUMLGW

Tamuning Guam Intl

Mon 11/5

06:00-07:20

2 stops34h 20m

London Gatwick

Tue 26/5

23:55-04:20

2 stops43h 25m

£926

TamuningLondon

GUM - LGW

GUMLGW

Tamuning Guam Intl

Sat 27/6

06:00-07:20

2 stops34h 20m

London Gatwick

Sun 12/7

23:55-04:20

2 stops43h 25m

£926

TamuningLondon

GUM - LGW

GUMLGW

Tamuning Guam Intl

Tue 12/5

06:00-19:45

2 stops46h 45m

London Gatwick

Mon 25/5

14:35-04:20

2 stops52h 45m

£926

TamuningLondon

GUM - LGW

GUMLGW

Tamuning Guam Intl

Sat 27/6

06:00-07:20

2 stops34h 20m

London Gatwick

Fri 10/7

14:35-04:20

2 stops52h 45m

£926

TamuningLondon

GUM - LGW

GUMLGW

Tamuning Guam Intl

Thu 4/6

06:00-19:45

2 stops46h 45m

London Gatwick

Mon 15/6

23:55-04:20

2 stops43h 25m

£926

TamuningLondon

GUM - LGW

GUMLGW

Tamuning Guam Intl

Fri 26/6

06:00-12:35

2 stops39h 35m

London Gatwick

Sun 12/7

23:55-04:20

2 stops43h 25m

£926

Flights are sorted by cheapest return flights first.

Deals found on 19/1

Showing 1-10 of 22 results
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Best time to book a flight from Guam to London

Have a flexible travel schedule? Discover the best time to fly to London from Guam 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 Guam to London
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 Guam to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

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

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

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

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

Travelling to a place near London?

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Southend-on-Sea

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Fly with Cheapflights

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