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Cheap flights from Guam to London from £255

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18/3. Fares are subject to change and may not be available on all flights or dates of travel.
GUM — LON
6 Feb — 13 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Guam to London

Keep the following information in mind while searching for Guam to London flight deals. Data was last updated 7 January 2026.

Round-trip from

£740

One-way from

£255
20/1-27/1
  • 20/1-27/1
  • 5 total stops
  • 70h 55m total
  • Guam to London
Search Deals
18/3
  • 18/3
  • 3 total stops
  • 54h 00m total
  • Guam to London
Search Deals

Find 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 7 January 2026.

Tue 20/102:00GUM - LGW
3 stops42h 15mMultiple Airlines
Tue 27/110:30LGW - GUM
2 stops28h 40mMultiple Airlines
Deal found 5/1£740
Tue 10/202:00GUM - LGW
3 stops38h 30mMultiple Airlines
Mon 16/210:30LGW - GUM
3 stops28h 40mMultiple Airlines
Deal found 6/1£781
Tue 20/102:40GUM - LHR
2 stops28h 45mMultiple Airlines
Tue 27/108:55LHR - GUM
2 stops30h 15mMultiple Airlines
Deal found 5/1£788
Thu 25/606:00GUM - LGW
2 stops46h 45mMultiple Airlines
Mon 6/723:55LGW - GUM
2 stops43h 25mMultiple Airlines
Deal found 6/1£921
Tue 10/202:40GUM - LHR
2 stops24h 40mMultiple Airlines
Mon 16/206:30LHR - GUM
2 stops32h 40mMultiple Airlines
Deal found 6/1£925
Sun 15/205:45GUM - LGW
2 stops34h 55mMultiple Airlines
Wed 18/220:25LGW - GUM
2 stops45h 35mMultiple Airlines
Deal found 5/1£937
Wed 28/105:45GUM - LGW
2 stops34h 55mMultiple Airlines
Sat 31/109:40LGW - GUM
2 stops56h 20mMultiple Airlines
Deal found 6/1£946
Thu 25/606:00GUM - LHR
2 stops41h 25mMultiple Airlines
Mon 6/716:50LHR - GUM
2 stops50h 30mMultiple Airlines
Deal found 6/1£948
Sun 15/205:45GUM - LHR
2 stops35h 25mMultiple Airlines
Wed 18/222:35LHR - GUM
2 stops43h 25mMultiple Airlines
Deal found 5/1£963
Wed 28/105:45GUM - LHR
2 stops39h 55mMultiple Airlines
Sat 31/122:00LHR - GUM
2 stops44h 00mMultiple Airlines
Deal found 6/1£975
Thu 26/1106:00GUM - LHR
2 stops41h 50mMultiple Airlines
Thu 10/1213:40LHR - GUM
2 stops52h 40mMultiple Airlines
Deal found 5/1£977
Wed 7/1006:00GUM - LHR
3 stops45h 50mMultiple Airlines
Mon 12/1020:40LHR - GUM
3 stops69h 45mMultiple Airlines
Deal found 6/1£1,028

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 7 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

Tue 20/1

02:00-10:15

3 stops42h 15m

London Gatwick

Tue 27/1

10:30-01:10

2 stops28h 40m

£740

TamuningLondon

GUM - LGW

GUMLGW

Tamuning Guam Intl

Tue 10/2

02:00-06:30

3 stops38h 30m

London Gatwick

Mon 16/2

10:30-01:10

3 stops28h 40m

£781

TamuningLondon

GUM - LHR

GUMLHR

Tamuning Guam Intl

Tue 20/1

02:40-21:25

2 stops28h 45m

London Heathrow

Tue 27/1

08:55-01:10

2 stops30h 15m

£788

TamuningLondon

GUM - LGW

GUMLGW

Tamuning Guam Intl

Thu 12/2

05:45-11:40

2 stops39h 55m

London Gatwick

Mon 16/2

13:35-04:00

2 stops52h 25m

£908

TamuningLondon

GUM - LGW

GUMLGW

Tamuning Guam Intl

Thu 25/6

06:00-21:30

2 stops48h 30m

London Gatwick

Mon 6/7

10:05-04:20

2 stops57h 15m

£921

TamuningLondon

GUM - LHR

GUMLHR

Tamuning Guam Intl

Tue 10/2

02:40-17:20

2 stops24h 40m

London Heathrow

Mon 16/2

06:30-01:10

2 stops32h 40m

£925

TamuningLondon

GUM - LGW

GUMLGW

Tamuning Guam Intl

Sun 15/2

05:45-06:40

2 stops34h 55m

London Gatwick

Wed 18/2

20:25-04:00

2 stops45h 35m

£937

TamuningLondon

GUM - LHR

GUMLHR

Tamuning Guam Intl

Thu 7/5

06:00-14:25

2 stops41h 25m

London Heathrow

Tue 12/5

19:50-04:20

2 stops47h 30m

£948

TamuningLondon

GUM - LHR

GUMLHR

Tamuning Guam Intl

Thu 25/6

06:00-16:10

2 stops43h 10m

London Heathrow

Mon 6/7

19:50-04:20

2 stops47h 30m

£948

TamuningLondon

GUM - LHR

GUMLHR

Tamuning Guam Intl

Wed 28/1

05:45-11:40

2 stops39h 55m

London Heathrow

Sat 31/1

22:00-04:00

2 stops44h 00m

£975

Flights are sorted by cheapest return flights first.

Deals found on 5/1

Showing 1-10 of 15 results
1
2

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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Gatwick
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Wembley
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Eastbourne
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Folkestone
Ipswich

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