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Cheap flights from Belfast International to Guernsey

Compare Belfast International to Guernsey flight deals

Find the cheapest month or even day of the year to fly to Guernsey

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Flight deals from Belfast International to Guernsey

Looking for a cheap last-minute deal or the best round-trip flight from Belfast International Airport to Guernsey Airport? If you want to travel next month, round-trip fares start from $277. Find the lowest prices on one-way and round-trip tickets right here.
Forest.$241 per passenger.Departing Thu, Aug 20, returning Tue, Aug 25.Round-trip flight with easyJet and Aurigny.Outbound indirect flight with easyJet, departing from Belfast International on Thu, Aug 20, arriving in Guernsey.Inbound indirect flight with Aurigny, departing from Guernsey on Tue, Aug 25, arriving in Belfast International.Price includes taxes and charges.From $241, select.
Forest.$263 per passenger.Departing Wed, Jul 22, returning Fri, Jul 31.Round-trip flight with Ryanair and Aurigny.Outbound indirect flight with Ryanair, departing from Belfast International on Wed, Jul 22, arriving in Guernsey.Inbound indirect flight with Aurigny, departing from Guernsey on Fri, Jul 31, arriving in Belfast International.Price includes taxes and charges.From $263, select.
Forest.$264 per passenger.Departing Fri, Sep 25, returning Tue, Sep 29.Round-trip flight with Ryanair and Aurigny.Outbound indirect flight with Ryanair, departing from Belfast International on Fri, Sep 25, arriving in Guernsey.Inbound indirect flight with Aurigny, departing from Guernsey on Tue, Sep 29, arriving in Belfast International.Price includes taxes and charges.From $264, select.
Forest.$277 per passenger.Departing Thu, May 28, returning Fri, May 29.Round-trip flight with Ryanair and Aurigny.Outbound indirect flight with Ryanair, departing from Belfast International on Thu, May 28, arriving in Guernsey.Inbound indirect flight with Aurigny, departing from Guernsey on Fri, May 29, arriving in Belfast International.Price includes taxes and charges.From $277, select.
Forest.$292 per passenger.Departing Mon, Jun 1, returning Fri, Jun 5.Round-trip flight with Ryanair and Aurigny.Outbound indirect flight with Ryanair, departing from Belfast International on Mon, Jun 1, arriving in Guernsey.Inbound indirect flight with Aurigny, departing from Guernsey on Fri, Jun 5, arriving in Belfast International.Price includes taxes and charges.From $292, select.
Forest.$301 per passenger.Departing Sun, Oct 18, returning Wed, Oct 21.Round-trip flight with easyJet and Aurigny.Outbound indirect flight with easyJet, departing from Belfast International on Sun, Oct 18, arriving in Guernsey.Inbound indirect flight with Aurigny, departing from Guernsey on Wed, Oct 21, arriving in Belfast International.Price includes taxes and charges.From $301, select.
Forest.$308 per passenger.Departing Fri, May 29, returning Thu, Jun 4.Round-trip flight with Ryanair and Aurigny.Outbound indirect flight with Ryanair, departing from Belfast International on Fri, May 29, arriving in Guernsey.Inbound indirect flight with Aurigny, departing from Guernsey on Thu, Jun 4, arriving in Belfast International.Price includes taxes and charges.From $308, select.
Forest.$319 per passenger.Departing Mon, Jul 27, returning Mon, Aug 3.Round-trip flight with easyJet and Aurigny.Outbound indirect flight with easyJet, departing from Belfast International on Mon, Jul 27, arriving in Guernsey.Inbound indirect flight with Aurigny, departing from Guernsey on Mon, Aug 3, arriving in Belfast International.Price includes taxes and charges.From $319, select.

Find the cheapest month to fly from Belfast International to Guernsey

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Belfast International to Guernsey flights are currently cheapest in August.
Apr
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May
from $277
Jun
from $292
Jul
from $263
Aug
from $241
Sep
from $264
Oct
from $301
Nov
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Dec
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Jan
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Feb
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Mar
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Belfast International to Guernsey: Alternative routes

Compare routes from Belfast International to Forest below. You may find an airport to fly into that's cheaper, faster, or easier than Guernsey.

Guernsey

1km from central Forest
ClosestCheapest
from $241
Search flights

Alderney

42km from central Forest
from $549
Search flights

Belfast to Forest: Flight information

The things to know before you go.
Cheapest flight found$241
Cheapest month to flyAugust

Finding cheap flights from Belfast International to Guernsey: Frequently asked questions

The best price we found for a round-trip flight from Belfast International to Guernsey is $241. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Belfast International to Guernsey. But we found flights with one or more stops from $241.
There are no flights flying from Belfast International to Guernsey, as of April 2026.
The cheapest month to fly from Belfast International to Guernsey is usually August.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Belfast International Airport to Guernsey Airport on Thursday, August 20, 2026.
No airlines currently offer direct flights between Belfast International Airport and Guernsey Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Guernsey but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Forest is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, easyJet offers the cheapest flight tickets to Guernsey.

Traveling from Belfast International Airport (BFS) to Guernsey Airport (GCI): what you need to know

  • Your BFS to GCI flight won't wait if you're running late, so get to the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're flying internationally.

  • Delays at security and check-in are likely if you're flying during high season, so give yourself some extra breathing space. A good rule for peak times? Arrive up to four hours early for international flights and at least two hours for domestic departures.

  • Break up your flight or explore another city along the way with a stopover. Just uncheck 'Direct flights only' to see your options when searching for tickets from Belfast International Airport to Guernsey Airport. Many travelers pass through Jersey Airport on this route.

How to find the cheapest flights from Belfast International Airport (BFS) to Guernsey Airport (GCI)

  • Right now, $142 is the lowest price we've found for a one-way Belfast International Airport to Guernsey Airport flight. The best price for a return plane ticket is $241. Bear in mind that fares may change due to demand at the time of booking.

  • It's usually best to book early if you want to get cheap tickets from BFS to GCI. That's because flight prices are based on demand, which tends to increase closer to departure.

  • The 'Whole month' tool shows you the cheapest flights from Belfast International Airport to Guernsey Airport throughout the entire month. It's a great way to snap up a bargain if your dates aren't set in stone.

  • Save time searching for cheap flights from BFS to GCI by creating a Price Alert. You'll receive an email or push notification on the app when a new discounted fare appears.

  • Tailor your trip using filters. Select your ideal arrival and departure times, total journey duration and airlines. You can also sort your results by 'Cheapest,' 'Best' or 'Fastest' flights from Belfast International Airport to Guernsey Airport.

Handy information about Belfast International Airport (BFS)

  • 67.55% of flights leaving from Belfast International Airport make it to their destination on time.

  • Belfast International Airport is around 32 kilometers from central Belfast. If you're ride-sharing, catching a cab or driving from the center, it'll take you 30 minutes or so to get there, depending on the traffic.

  • The trip on public transport usually takes 2 hours.

  • Taking an early flight from Belfast International Airport to Guernsey Airport? Avoid the stress of rushing to the terminal (and sneak in some extra snooze time) by choosing one of these stays close to BFS:

More travel options

Plan the rest of your trip from Belfast to Forest

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.