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Cheap flights from Guam to London from £599

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 12/10. Fares are subject to change and may not be available on all flights or dates of travel.
GUM — LON
2 Jun — 9 Jun1
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 3 May 2026.

Fri 24/704:40
GUM
-
LGW
2 stops34h 50m
Multiple Airlines
Sat 1/811:00
LGW
-
GUM
2 stops31h 35m
Multiple Airlines
Deal found 2/5£1,360
Thu 2/700:50
GUM
-
LHR
1 stop22h 30m
Multiple Airlines
Fri 10/716:35
LHR
-
GUM
1 stop26h 00m
Multiple Airlines
Deal found 3/5£1,448
Thu 4/617:20
GUM
-
LHR
1 stop33h 00m
Korean Air
Fri 19/619:35
LHR
-
GUM
1 stop35h 00m
Korean Air
Deal found 1/5£1,470
Thu 4/616:35
GUM
-
LHR
2 stops30h 30m
Multiple Airlines
Fri 19/615:05
LHR
-
GUM
2 stops38h 30m
Multiple Airlines
Deal found 1/5£1,491
Wed 13/516:40
GUM
-
LHR
2 stops30h 30m
Multiple Airlines
Sat 16/515:35
LHR
-
GUM
2 stops38h 05m
Multiple Airlines
Deal found 1/5£1,540
Wed 13/517:20
GUM
-
LHR
1 stop33h 00m
Korean Air
Sat 16/513:25
LHR
-
GUM
1 stop41h 10m
Korean Air
Deal found 1/5£1,544
Thu 23/702:00
GUM
-
LHR
1 stop24h 20m
Korean Air
Sat 1/819:35
LHR
-
GUM
1 stop19h 20m
Korean Air
Deal found 2/5£1,876
Fri 24/716:35
GUM
-
LHR
2 stops29h 40m
Multiple Airlines
Sat 1/816:00
LHR
-
GUM
2 stops37h 35m
Multiple Airlines
Deal found 2/5£2,028

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 3 May 2026.

Round-trip from

£1,360

One-way from

£599
24/7-1/8
  • 24/7-1/8
  • 4 total stops
  • 66h 25m total
  • Guam to London
Search Deals
12/10
  • 12/10
  • 2 total stops
  • 43h 10m 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 3 May 2026.
Use the filters below to find and compare flights from Guam to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

TamuningLondon

GUM - LGW

GUMLGW

Tamuning Guam Intl

Fri 24/7

04:40-06:30

2 stops34h 50m

London Gatwick

Sat 1/8

11:00-03:35

2 stops31h 35m

£1,360

TamuningLondon

GUM - LHR

GUMLHR

Tamuning Guam Intl

Thu 2/7

00:50-14:20

1 stop22h 30m

London Heathrow

Fri 10/7

16:35-03:35

1 stop26h 00m

£1,448

TamuningLondon

GUM - LHR

GUMLHR

Tamuning Guam Intl

Thu 4/6

16:35-14:05

2 stops30h 30m

London Heathrow

Fri 19/6

15:05-14:35

2 stops38h 30m

£1,491

TamuningLondon

GUM - LHR

GUMLHR

Tamuning Guam Intl

Wed 13/5

16:40-14:10

2 stops30h 30m

London Heathrow

Sat 16/5

15:35-14:40

2 stops38h 05m

£1,540

TamuningLondon

GUM - LHR

GUMLHR

Tamuning Guam Intl

Wed 13/5

17:20-17:20

1 stop33h 00m

London Heathrow

Sat 16/5

13:25-15:35

1 stop41h 10m

£1,544
Fastest return journey

TamuningLondon

GUM - LHR

GUMLHR

Tamuning Guam Intl

Thu 23/7

02:00-17:20

1 stop24h 20m

London Heathrow

Sat 1/8

19:35-23:55

1 stop19h 20m

£1,876

TamuningLondon

GUM - LHR

GUMLHR

Tamuning Guam Intl

Fri 24/7

16:35-13:15

2 stops29h 40m

London Heathrow

Sat 1/8

16:00-14:35

2 stops37h 35m

£2,028
Cheapest one-way

TamuningLondon

GUM - LHR

GUMLHR

Tamuning Guam Intl

Mon 7/9

06:00-16:10

2 stops43h 10m

£638

TamuningLondon

GUM - LHR

GUMLHR

Tamuning Guam Intl

Mon 12/10

06:00-06:30

2 stops33h 30m

£931
Fastest single journey

TamuningLondon

GUM - LHR

GUMLHR

Tamuning Guam Intl

Sun 6/9

00:50-17:20

1 stop25h 30m

£935

Flights are sorted by cheapest return flights first.

Deals found on 30/4

Showing 1-10 of 11 resultsSorted by cheapest first
1
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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.

  • How long is the flight from Guam to London?

    A quick flight from Guam to London can take about 33h. Korean Air provides one of the quickest options available for as low as £1,470. The distance from Guam to London is about 7483 mi.

  • 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.

See more FAQs

Travelling to a place near London?

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Wembley
Croydon
Hounslow
Luton
Gatwick
Ilford
Slough
Hayes
Brentford
Colchester
Romford
Watford
Kingston upon Thames
Eastbourne
Ipswich
Southend-on-Sea
Guildford
Bishop's Stortford
Chelmsford

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

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

Need flexible booking options for your flight to London from Guam? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

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

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