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Cheap flights from the United Kingdom to Guam from £450

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 13/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — GUM
1 Apr — 8 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from United Kingdom to Guam

Enter your travel dates to find the best prices.

Cheapest flights from United Kingdom to Guam
Explore the most affordable flight options available from United Kingdom to Guam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 March 2026.

Sat 6/613:25
LHR
-
GUM
1 stop29h 10m
Multiple Airlines
Sat 13/604:40
GUM
-
LHR
1 stop23h 10m
Multiple Airlines
Deal found 28/2£779
Mon 1/612:35
LGW
-
GUM
2 stops30h 00m
Multiple Airlines
Fri 5/600:50
GUM
-
LGW
2 stops38h 45m
Multiple Airlines
Deal found 28/2£831
Mon 8/619:35
LHR
-
GUM
1 stop23h 00m
Multiple Airlines
Sat 13/604:40
GUM
-
LHR
1 stop21h 40m
Multiple Airlines
Deal found 28/2£837
Mon 8/619:35
LHR
-
GUM
1 stop23h 00m
Multiple Airlines
Sun 14/600:50
GUM
-
LHR
1 stop25h 30m
Multiple Airlines
Deal found 28/2£838
Fri 1/513:25
LHR
-
GUM
1 stop29h 10m
Multiple Airlines
Tue 30/604:40
GUM
-
LHR
1 stop23h 10m
Multiple Airlines
Deal found 28/2£845
Fri 1/511:35
LGW
-
GUM
2 stops31h 00m
Multiple Airlines
Tue 30/606:00
GUM
-
LGW
3 stops34h 25m
Multiple Airlines
Deal found 28/2£846
Sat 6/616:35
LHR
-
GUM
1 stop26h 00m
Multiple Airlines
Mon 15/600:50
GUM
-
LHR
1 stop22h 30m
Multiple Airlines
Deal found 28/2£867
Thu 4/619:35
LHR
-
GUM
1 stop23h 00m
Multiple Airlines
Wed 10/604:40
GUM
-
LHR
1 stop21h 40m
Multiple Airlines
Deal found 28/2£873
Sat 6/616:35
LHR
-
GUM
1 stop26h 00m
Multiple Airlines
Sun 14/600:50
GUM
-
LHR
1 stop22h 30m
Multiple Airlines
Deal found 28/2£875
Mon 1/606:30
LHR
-
GUM
2 stops36h 05m
Multiple Airlines
Fri 5/600:50
GUM
-
LHR
2 stops30h 10m
Multiple Airlines
Deal found 28/2£876
Mon 16/320:10
LHR
-
GUM
1 stop19h 00m
Multiple Airlines
Wed 18/302:40
GUM
-
LHR
2 stops24h 50m
Multiple Airlines
Deal found 1/3£881
Sun 7/616:35
LHR
-
GUM
1 stop26h 00m
Multiple Airlines
Sat 13/600:50
GUM
-
LHR
1 stop22h 30m
Multiple Airlines
Deal found 28/2£883

Find flight deals from United Kingdom to Guam

Keep the following information in mind while searching for United Kingdom to Guam flight deals. Data was last updated 2 March 2026.

Round-trip from

£779

One-way from

£450

Popular in

December

Cheapest in

May

Average price

£1,091
6/6-13/6
  • 6/6-13/6
  • 2 total stops
  • 52h 20m total
  • United Kingdom to Guam
Search Deals
13/3
  • 13/3
  • 2 total stops
  • 42h 00m total
  • United Kingdom to Guam
Search Deals
Highest demand for flights based on searches. 45% potential increase in price (£794 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 25% potential price decrease (£196 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from United Kingdom 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 2 March 2026.
Use the filters below to find and compare flights from the United Kingdom to Guam that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonTamuning

LGW - GUM

LGWGUM

London Gatwick

Mon 1/6

12:35-03:35

2 stops30h 00m

Tamuning Guam Intl

Fri 5/6

00:50-06:35

2 stops38h 45m

£831

LondonTamuning

LGW - GUM

LGWGUM

London Gatwick

Fri 1/5

11:35-03:35

2 stops31h 00m

Tamuning Guam Intl

Tue 30/6

06:00-07:25

3 stops34h 25m

£846

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Mon 16/3

20:10-01:10

1 stop19h 00m

Tamuning Guam Intl

Wed 18/3

02:40-17:30

2 stops24h 50m

£881

LondonTamuning

LGW - GUM

LGWGUM

London Gatwick

Mon 1/6

11:35-03:35

2 stops31h 00m

Tamuning Guam Intl

Fri 5/6

04:40-06:40

3 stops35h 00m

£1,005

LondonTamuning

LGW - GUM

LGWGUM

London Gatwick

Sat 6/6

14:05-03:35

2 stops28h 30m

Tamuning Guam Intl

Fri 12/6

00:50-22:25

2 stops30h 35m

£1,054

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Fri 1/5

07:00-03:35

3 stops35h 35m

Tamuning Guam Intl

Tue 30/6

04:40-20:40

2 stops25h 00m

£1,061

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Mon 20/7

13:25-03:35

1 stop29h 10m

Tamuning Guam Intl

Fri 31/7

04:40-18:50

1 stop23h 10m

£1,096

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Sun 7/6

19:35-23:55

1 stop19h 20m

Tamuning Guam Intl

Mon 15/6

17:20-17:20

1 stop33h 00m

£1,209

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Sun 7/6

19:35-23:55

1 stop19h 20m

Tamuning Guam Intl

Wed 10/6

03:00-17:20

1 stop23h 20m

£1,209

LondonTamuning

LHR - GUM

LHRGUM

London Heathrow

Tue 9/6

19:35-23:55

1 stop19h 20m

Tamuning Guam Intl

Fri 12/6

17:20-17:20

1 stop33h 00m

£1,209

Flights are sorted by cheapest return flights first.

Deals found on 27/2

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

Best time to book a flight from United Kingdom to Guam

Have a flexible travel schedule? Discover the best time to fly to Guam from United Kingdom 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 the United Kingdom to Guam
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Guam

Get insights into the airlines that provide service to Guam. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Guam. Reviews last updated 2 March 2026.
Get a feel of what it's like to fly with Japan Airlines from the United Kingdom to Guam by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Japan Airlines
8.3
Very Good
1,720 reviews
Check prices

Boarding

8.4

Entertainment

7.8

Overall

8.3

Comfort

8.2

Crew

8.7

Food

7.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

BKK - NRT

Everything was was a great experience, the staff was very friendly and always had a smile on the face.
Japan Airlines
8.3
Very Good
1,720 reviews
Japan Airlines
8.3
Very Good
1,720 reviews
Check prices

Boarding

8.4

Entertainment

7.8

Overall

8.3

Comfort

8.2

Crew

8.7

Food

7.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

BKK - NRT

Everything was was a great experience, the staff was very friendly and always had a smile on the face.

Related info for your journey

Find useful and relevant information for your journey from United Kingdom 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 United Kingdom to Guam?

    For as low as £1,190, Korean Air can have you in Guam from United Kingdom in 35h. United Kingdom and Guam are separated by a distance of 7483 mi.

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

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

  • How can I find direct flights from United Kingdom to Guam?

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

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

    Yes. Cheapflights offers flight deals from United Kingdom 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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How does Cheapflights help users find flights from United Kingdom to Guam?

Deals for United Kingdom to Guam flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Guam from United Kingdom.

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

Yes, we can. To see specific flights from United Kingdom to Guam with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes! Start tracking prices for United Kingdom to Guam flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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