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Cheap flights from London Heathrow Airport to Guernsey from £68

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Guernsey departing on 15/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from London Heathrow Airport to Guernsey

Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
11:55 - 12:55
LHR
-
GCI
1h 00mdirect
British Airways Logo
13:45 - 14:50
GCI
-
LHR
1h 05mdirect
£95British Airways
Mon, 22 Jun - Thu, 25 Jun
British Airways Logo
11:55 - 12:55
LHR
-
GCI
1h 00mdirect
British Airways Logo
13:45 - 14:50
GCI
-
LHR
1h 05mdirect
£96British Airways
Wed, 3 Jun - Tue, 9 Jun
British Airways Logo
11:55 - 12:55
LHR
-
GCI
1h 00mdirect
British Airways Logo
13:45 - 14:50
GCI
-
LHR
1h 05mdirect
£98British Airways
Thu, 4 Jun - Tue, 9 Jun
British Airways Logo
11:55 - 12:55
LHR
-
GCI
1h 00mdirect
British Airways Logo
13:45 - 14:50
GCI
-
LHR
1h 05mdirect
£103British Airways
Tue, 9 Jun - Tue, 16 Jun
British Airways Logo
11:55 - 12:55
LHR
-
GCI
1h 00mdirect
British Airways Logo
13:45 - 14:50
GCI
-
LHR
1h 05mdirect
£103British Airways
Thu, 4 Jun - Mon, 8 Jun
British Airways Logo
11:55 - 12:55
LHR
-
GCI
1h 00mdirect
British Airways Logo
13:45 - 14:50
GCI
-
LHR
1h 05mdirect
£104British Airways
Sat, 16 May - Sat, 23 May
British Airways Logo
11:55 - 12:55
LHR
-
GCI
1h 00mdirect
British Airways Logo
13:45 - 14:50
GCI
-
LHR
1h 05mdirect
£109British Airways
Mon, 1 Jun - Thu, 4 Jun
British Airways Logo
11:55 - 12:55
LHR
-
GCI
1h 00mdirect
British Airways Logo
13:45 - 14:50
GCI
-
LHR
1h 05mdirect
£110British Airways
Sat, 16 May - Wed, 20 May
British Airways Logo
11:55 - 12:55
LHR
-
GCI
1h 00mdirect
British Airways Logo
13:45 - 14:50
GCI
-
LHR
1h 05mdirect
£114British Airways
Tue, 2 Jun - Wed, 3 Jun
British Airways Logo
11:55 - 12:55
LHR
-
GCI
1h 00mdirect
British Airways Logo
13:45 - 14:50
GCI
-
LHR
1h 05mdirect
£115British Airways
Tue, 2 Jun - Thu, 4 Jun

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British Airways flights from London Heathrow Airport to Guernsey

Our best British Airways deals on London Heathrow Airport to Guernsey flight tickets
British Airways
22 Jun
LHR11:55London Heathrow
1h 00m
GCI12:55Saint Peter Port Guernsey
25 Jun
GCI13:45Saint Peter Port Guernsey
1h 05m
LHR14:50London Heathrow
£95
British Airways
3 Jun
LHR11:55London Heathrow
1h 00m
GCI12:55Saint Peter Port Guernsey
9 Jun
GCI13:45Saint Peter Port Guernsey
1h 05m
LHR14:50London Heathrow
£96
British Airways
4 Jun
LHR11:55London Heathrow
1h 00m
GCI12:55Saint Peter Port Guernsey
9 Jun
GCI13:45Saint Peter Port Guernsey
1h 05m
LHR14:50London Heathrow
£98

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport to Guernsey 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, momondo users made 279,928 searches. Data last updated 28 April 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Guernsey that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

LondonSaint Peter Port

LHR - GCI

LHRGCI

London Heathrow

Mon 22/6

11:55-12:55

Nonstop1h 00m

Saint Peter Port Guernsey

Thu 25/6

13:45-14:50

Nonstop1h 05m

£95

LondonSaint Peter Port

LHR - GCI

LHRGCI

London Heathrow

Wed 3/6

11:55-12:55

Nonstop1h 00m

Saint Peter Port Guernsey

Tue 9/6

13:45-14:50

Nonstop1h 05m

£96

LondonSaint Peter Port

LHR - GCI

LHRGCI

London Heathrow

Thu 4/6

11:55-12:55

Nonstop1h 00m

Saint Peter Port Guernsey

Tue 9/6

13:45-14:50

Nonstop1h 05m

£98

LondonSaint Peter Port

LHR - GCI

LHRGCI

London Heathrow

Tue 9/6

11:55-12:55

Nonstop1h 00m

Saint Peter Port Guernsey

Tue 16/6

13:45-14:50

Nonstop1h 05m

£103

LondonSaint Peter Port

LHR - GCI

LHRGCI

London Heathrow

Thu 4/6

11:55-12:55

Nonstop1h 00m

Saint Peter Port Guernsey

Mon 8/6

13:45-14:50

Nonstop1h 05m

£103

LondonSaint Peter Port

LHR - GCI

LHRGCI

London Heathrow

Sat 16/5

11:55-12:55

Nonstop1h 00m

Saint Peter Port Guernsey

Sat 23/5

13:45-14:50

Nonstop1h 05m

£104

LondonSaint Peter Port

LHR - GCI

LHRGCI

London Heathrow

Mon 1/6

11:55-12:55

Nonstop1h 00m

Saint Peter Port Guernsey

Thu 4/6

13:45-14:50

Nonstop1h 05m

£109

LondonSaint Peter Port

LHR - GCI

LHRGCI

London Heathrow

Sat 16/5

11:55-12:55

Nonstop1h 00m

Saint Peter Port Guernsey

Wed 20/5

13:45-14:50

Nonstop1h 05m

£110

LondonSaint Peter Port

LHR - GCI

LHRGCI

London Heathrow

Tue 2/6

11:55-12:55

Nonstop1h 00m

Saint Peter Port Guernsey

Wed 3/6

13:45-14:50

Nonstop1h 05m

£114

LondonSaint Peter Port

LHR - GCI

LHRGCI

London Heathrow

Tue 2/6

11:55-12:55

Nonstop1h 00m

Saint Peter Port Guernsey

Thu 4/6

13:45-14:50

Nonstop1h 05m

£115

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to Guernsey from

How to get the cheapest flight ticket from London Heathrow Airport to Guernsey

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Guernsey?

If you’re not able to fly to Guernsey in December, then November is your next best option. Flight prices from London Heathrow Airport to Guernsey during November average around £0.

What is the cheapest day to depart on your flight to Guernsey?

The cheapest day to depart from London Heathrow Airport to Guernsey is on a Monday. Travellers who choose to depart for Guernsey on a Monday will often find tickets for as low as £103. Flights from London Heathrow Airport to Guernsey on a Thursday will generally be more expensive and average around £121. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest London Heathrow to Guernsey flight route?

Fly from London Heathrow to Saint Peter Port Guernsey for the best London Heathrow - Guernsey flight prices

What cabin class options are available on London Heathrow Airport to Guernsey flights?

There is only 1 cabin class available to choose from on London Heathrow Airport to Guernsey flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap London Heathrow Airport to Guernsey flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Guernsey

Best price found

£103

Fastest flight time

1h 00m

Direct flights

Every day

Airports in Guernsey

4 airports
The best flight deal from London Heathrow Airport to Guernsey found on momondo in the last 72 hours is £103
The fastest flight from London Heathrow Airport to Guernsey takes 1h 00m
Direct flights go from London Heathrow Airport to Guernsey every day.
There are 4 airports in Guernsey. From London Heathrow Airport there are direct flights to Saint Peter Port Guernsey (GCI).
Search flight deals

Frequently asked questions about flying from London Heathrow Airport to Guernsey

  • When did momondo last update prices for flights from London Heathrow Airport to Guernsey?

    Prices for flights from London Heathrow Airport to Guernsey are refreshed on a daily basis.

  • How many operators does momondo search for flights from London Heathrow Airport to Guernsey?

  • How old do you have to be to fly from London Heathrow Airport to Guernsey?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Guernsey.

  • What documentation or ID do you need to fly to Guernsey?

    The necessary travel and health documents for your Guernsey trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from London Heathrow Airport to Guernsey?

Best airlines flying from London Heathrow Airport to Guernsey

Compare and see reviews for airlines that fly from London Heathrow Airport to Guernsey with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom £83Free CancellationRating
6.7
7,928 reviews
Search British Airways flights
Aurigny AirPriceFrom £112Free CancellationRating
8.7
14 reviews
Search Aurigny Air flights

Why use momondo?

Why should I use momondo to find a flight deal from London to Guernsey?

It is quick and easy to find London to Guernsey flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Guernsey that suits you.

Can I find flights from London to Guernsey with flexible booking policies on momondo?

Yes. All flights to Guernsey from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from London to Guernsey?

Once all potential London to Guernsey flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from London to Guernsey right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of London to Guernsey flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Guernsey trip

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Find better results for your trip to Guernsey

Popular Cities in Guernsey

Popular flights according to clicks in the last 7 days on momondo
Flights to Saint Peter Portfrom £95