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Cheap flights from Cardiff to Saint Peter Port from £346

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Cardiff to Saint Peter Port departing on 3/4. 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 Cardiff to Saint Peter Port

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
22:45 - 14:50
CWL
-
GCI
16h 05m
3 stops
Multiple Airlines Logo
11:20 - 21:45
GCI
-
CWL
10h 25m
2 stops
£346Multiple Airlines
Fri, 3 Apr - Mon, 6 Apr
Multiple Airlines Logo
22:45 - 10:45
CWL
-
GCI
12h 00m
2 stops
Multiple Airlines Logo
11:20 - 21:45
GCI
-
CWL
10h 25m
2 stops
£349Multiple Airlines
Fri, 3 Apr - Mon, 6 Apr
Multiple Airlines Logo
22:45 - 16:00
CWL
-
GCI
17h 15m
2 stops
Multiple Airlines Logo
11:20 - 21:45
GCI
-
CWL
10h 25m
2 stops
£356Multiple Airlines
Fri, 3 Apr - Mon, 6 Apr
Multiple Airlines Logo
22:45 - 14:50
CWL
-
GCI
16h 05m
3 stops
Multiple Airlines Logo
11:20 - 21:45
GCI
-
CWL
10h 25m
2 stops
£373Multiple Airlines
Fri, 3 Apr - Mon, 6 Apr
Multiple Airlines Logo
07:30 - 20:45
CWL
-
GCI
13h 15m
2 stops
Multiple Airlines Logo
12:50 - 06:55
GCI
-
CWL
18h 05m
2 stops
£383Multiple Airlines
Sat, 11 Jul - Fri, 17 Jul
Multiple Airlines Logo
17:35 - 14:35
CWL
-
GCI
21h 00m
3 stops
Multiple Airlines Logo
12:50 - 06:55
GCI
-
CWL
18h 05m
2 stops
£456Multiple Airlines
Sat, 11 Jul - Fri, 17 Jul

momondo Fare Finder

 
Customise your flight search to find flights from Cardiff to Saint Peter Port 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 12 March 2026.
Use the filters below to find and compare flights from Cardiff to Saint Peter Port that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CardiffSaint Peter Port

CWL - GCI

CWLGCI

Cardiff Wales

Fri 3/4

22:45-14:50

3 stops16h 05m

Saint Peter Port Guernsey

Mon 6/4

11:20-21:45

2 stops10h 25m

£346
Fastest return journey

CardiffSaint Peter Port

CWL - GCI

CWLGCI

Cardiff Wales

Fri 3/4

22:45-10:45

2 stops12h 00m

Saint Peter Port Guernsey

Mon 6/4

11:20-21:45

2 stops10h 25m

£349

CardiffSaint Peter Port

CWL - GCI

CWLGCI

Cardiff Wales

Fri 3/4

22:45-16:00

2 stops17h 15m

Saint Peter Port Guernsey

Mon 6/4

11:20-21:45

2 stops10h 25m

£356

CardiffSaint Peter Port

CWL - GCI

CWLGCI

Cardiff Wales

Fri 3/4

22:45-14:50

3 stops16h 05m

Saint Peter Port Guernsey

Mon 6/4

11:20-21:45

2 stops10h 25m

£372

CardiffSaint Peter Port

CWL - GCI

CWLGCI

Cardiff Wales

Sat 11/7

07:30-20:45

2 stops13h 15m

Saint Peter Port Guernsey

Fri 17/7

12:50-06:55

2 stops18h 05m

£383

CardiffSaint Peter Port

CWL - GCI

CWLGCI

Cardiff Wales

Sat 11/7

17:35-14:35

3 stops21h 00m

Saint Peter Port Guernsey

Fri 17/7

12:50-06:55

2 stops18h 05m

£456
Cheapest one-way

CardiffSaint Peter Port

CWL - GCI

CWLGCI

Cardiff Wales

Fri 3/4

12:00-10:45

2 stops22h 45m

£349

CardiffSaint Peter Port

CWL - GCI

CWLGCI

Cardiff Wales

Fri 3/4

12:00-10:45

2 stops22h 45m

£350

CardiffSaint Peter Port

CWL - GCI

CWLGCI

Cardiff Wales

Fri 3/4

12:00-08:45

3 stops20h 45m

£405
Fastest single journey

CardiffSaint Peter Port

CWL - GCI

CWLGCI

Cardiff Wales

Fri 3/4

12:00-20:40

3 stops8h 40m

£435

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

When to book flights from Cardiff to Saint Peter Port

Are you open to changing your travel dates? Check out the ideal times to fly from Cardiff to Saint Peter Port according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Cardiff to Saint Peter Port (CWL to GCI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Cardiff to Saint Peter Port

Fastest flight time

13h 15m

Direct flights

None
The fastest flight from Cardiff to Saint Peter Port takes 13h 15m
There are no direct flights from Cardiff to Saint Peter Port. There are no popular flight routes from Cardiff to Saint Peter Port.
Search flight deals

  • How far is Cardiff Wales to Saint Peter Port Guernsey by plane?

    There are 142.3 mi between Cardiff Wales and Saint Peter Port Guernsey. A reasonable flight in good conditions will take 13h 15m.

  • When did momondo last update prices for flights from Cardiff Wales Airport to Saint Peter Port Guernsey Airport?

    Prices for flights from Cardiff Wales Airport to Saint Peter Port Guernsey Airport were last updated today.

  • How old do you have to be to fly from Cardiff Wales Airport to Saint Peter Port Guernsey Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Cardiff Wales Airport to Saint Peter Port Guernsey Airport.

  • What documentation or ID do you need to fly to Saint Peter Port Guernsey Airport?

    The necessary travel and health documents for your Saint Peter Port Guernsey Airport 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.

  • How do I get Price Alerts for flights from Cardiff to Saint Peter Port?

    Confirm your travel details to search for the latest offers for flights from Cardiff to Saint Peter Port. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Cardiff to Saint Peter Port with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Travelling to a place near Saint Peter Port?

Book flights to Saint Peter Port if you plan to visit one of these locations
Sark

Why use momondo?

Why should I use momondo to find a flight deal from Cardiff to Saint Peter Port?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Cardiff to Saint Peter Port . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Cardiff to Saint Peter Port with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Saint Peter Port from Cardiff with this policy.

How can momondo help me find flights from Cardiff to Saint Peter Port?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Cardiff to Saint Peter Port.

I’m not ready to book a flight from Cardiff to Saint Peter Port right now. Can momondo alert me if prices change?

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

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Aurigny Air