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Cheap flights from London to Guam from £482

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 15/6. Fares are subject to change and may not be available on all flights or dates of travel.
LON — GUM
5 Jun — 12 Jun1
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 6 May 2026.

Wed 9/912:35
LGW
-
GUM
2 stops30h 00m
Multiple Airlines
Sat 19/904:40
GUM
-
LGW
2 stops47h 45m
Multiple Airlines
Deal found 3/5£962
Tue 19/515:35
LHR
-
GUM
2 stops38h 05m
Multiple Airlines
Thu 28/516:40
GUM
-
LHR
2 stops30h 25m
Multiple Airlines
Deal found 5/5£1,137
Wed 9/915:05
LHR
-
GUM
2 stops28h 15m
Multiple Airlines
Sat 19/906:00
GUM
-
LHR
2 stops34h 30m
Multiple Airlines
Deal found 3/5£1,153
Mon 1/616:35
LHR
-
GUM
1 stop22h 10m
Multiple Airlines
Mon 8/617:20
GUM
-
LHR
2 stops34h 20m
Multiple Airlines
Deal found 2/5£1,162
Tue 19/509:00
LGW
-
GUM
2 stops44h 40m
Multiple Airlines
Thu 28/516:40
GUM
-
LGW
2 stops47h 40m
Multiple Airlines
Deal found 5/5£1,175
Tue 12/513:25
LHR
-
GUM
1 stop25h 20m
Multiple Airlines
Fri 15/517:20
GUM
-
LHR
1 stop34h 30m
Multiple Airlines
Deal found 5/5£1,277
Wed 9/913:25
LHR
-
GUM
1 stop41h 10m
Korean Air
Sat 19/917:20
GUM
-
LHR
1 stop34h 30m
Korean Air
Deal found 3/5£1,300
Sat 28/1118:50
LHR
-
GUM
1 stop33h 45m
Korean Air
Wed 2/1216:50
GUM
-
LHR
1 stop33h 40m
Korean Air
Deal found 5/5£1,328
Mon 16/1118:50
LHR
-
GUM
1 stop33h 45m
Korean Air
Thu 19/1116:50
GUM
-
LHR
1 stop33h 40m
Korean Air
Deal found 2/5£1,332
Tue 12/511:35
LGW
-
GUM
2 stops27h 10m
Multiple Airlines
Fri 15/517:20
GUM
-
LGW
2 stops46h 20m
Multiple Airlines
Deal found 5/5£1,510
Mon 1/611:35
LGW
-
GUM
2 stops27h 10m
Multiple Airlines
Sun 7/600:50
GUM
-
LGW
2 stops26h 00m
Multiple Airlines
Deal found 2/5£1,568

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 6 May 2026.

Round-trip from

£962

One-way from

£663
9/9-19/9
  • 9/9-19/9
  • 4 total stops
  • 77h 45m total
  • London to Guam
Search Deals
15/6
  • 15/6
  • 2 total stops
  • 28h 30m 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 6 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

LGW - GUM

LGWGUM

London Gatwick

Wed 9/9

11:35-03:35

3 stops31h 00m

Tamuning Guam Intl

Fri 18/9

00:50-07:25

3 stops39h 35m

£1,133

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Tue 19/5

15:35-14:40

2 stops38h 05m

Tamuning Guam Intl

Thu 28/5

16:40-14:05

2 stops30h 25m

£1,137

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Wed 9/9

15:05-04:20

2 stops28h 15m

Tamuning Guam Intl

Sat 19/9

06:00-07:30

2 stops34h 30m

£1,153

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Mon 1/6

16:35-23:45

1 stop22h 10m

Tamuning Guam Intl

Mon 8/6

17:20-18:40

2 stops34h 20m

£1,162

LondonTamuning

LGW - GUM

LGWGUM

London Gatwick

Tue 19/5

09:00-14:40

2 stops44h 40m

Tamuning Guam Intl

Thu 28/5

16:40-07:20

2 stops47h 40m

£1,175

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Wed 9/9

13:25-15:35

1 stop41h 10m

Tamuning Guam Intl

Sat 19/9

17:20-18:50

1 stop34h 30m

£1,300

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Mon 28/9

16:00-14:35

2 stops37h 35m

Tamuning Guam Intl

Mon 12/10

16:40-13:15

2 stops29h 35m

£1,406

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Mon 28/9

13:25-15:35

1 stop41h 10m

Tamuning Guam Intl

Mon 12/10

17:20-18:50

1 stop34h 30m

£1,459
Fastest return journey

LondonTamuning

LGW - GUM

LGWGUM

London Gatwick

Mon 1/6

11:35-23:45

2 stops27h 10m

Tamuning Guam Intl

Sun 7/6

00:50-17:50

2 stops26h 00m

£1,568

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Tue 19/5

19:20-14:40

1 stop34h 20m

Tamuning Guam Intl

Thu 28/5

16:40-07:25

2 stops47h 45m

£1,688

Flights are sorted by cheapest return flights first.

Deals found on 6/5

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

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 41h 10m. Fly via Korean Air 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

Browse thousands of different options on Cheapflights for your next trip

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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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