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Cheap flights from Cardiff to Belfast from £61

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Cardiff to Belfast departing on 29/3. 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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Cheap return flights

Enter your travel dates to find the best prices.
Aer Lingus Logo
08:35 - 10:00
CWL
-
BHD
1h 25mdirect
Aer Lingus Logo
10:10 - 11:30
BHD
-
CWL
1h 20mdirect
£99Aer Lingus
Thu, 26 Mar - Mon, 30 Mar
Aer Lingus Logo
08:35 - 10:00
CWL
-
BHD
1h 25mdirect
Aer Lingus Logo
10:10 - 11:30
BHD
-
CWL
1h 20mdirect
£100Aer Lingus
Thu, 26 Mar - Mon, 30 Mar
Aer Lingus Logo
12:00 - 13:35
CWL
-
BHD
1h 35mdirect
Aer Lingus Logo
10:10 - 11:30
BHD
-
CWL
1h 20mdirect
£101Aer Lingus
Wed, 1 Apr - Sat, 4 Apr
Aer Lingus Logo
09:00 - 10:25
CWL
-
BHD
1h 25mdirect
Aer Lingus Logo
10:10 - 11:30
BHD
-
CWL
1h 20mdirect
£118Aer Lingus
Fri, 17 Apr - Sun, 19 Apr
Aer Lingus Logo
12:00 - 13:25
CWL
-
BHD
1h 25mdirect
Aer Lingus Logo
06:45 - 08:05
BHD
-
CWL
1h 20mdirect
£119Aer Lingus
Mon, 23 Feb - Fri, 27 Feb
Aer Lingus Logo
12:00 - 13:35
CWL
-
BHD
1h 35mdirect
Aer Lingus Logo
10:10 - 11:30
BHD
-
CWL
1h 20mdirect
£125Aer Lingus
Thu, 14 May - Mon, 18 May
Multiple Airlines Logo
08:35 - 10:00
CWL
-
BHD
1h 25mdirect
Multiple Airlines Logo
09:50 - 22:00
BHD
-
CWL
12h 10m
2 stops
£126Multiple Airlines
Thu, 26 Mar - Mon, 30 Mar
Multiple Airlines Logo
22:25 - 11:55
CWL
-
BFS
13h 30m
2 stops
Multiple Airlines Logo
08:05 - 22:00
BFS
-
CWL
13h 55m
2 stops
£126Multiple Airlines
Fri, 27 Feb - Fri, 6 Mar
Multiple Airlines Logo
08:35 - 10:00
CWL
-
BHD
1h 25mdirect
Multiple Airlines Logo
09:50 - 22:00
BHD
-
CWL
12h 10m
2 stops
£127Multiple Airlines
Thu, 26 Mar - Mon, 30 Mar
Multiple Airlines Logo
22:25 - 11:55
CWL
-
BFS
13h 30m
2 stops
Multiple Airlines Logo
05:45 - 15:40
BFS
-
CWL
9h 55m
1 stop
£134Multiple Airlines
Fri, 27 Feb - Fri, 6 Mar

Aer Lingus flights from Cardiff to Belfast

Our best Aer Lingus deals on Cardiff to Belfast flight tickets
Aer Lingus
26 Mar
CWL08:35Cardiff Wales
1h 25m
BHD10:00Belfast City
30 Mar
BHD10:10Belfast City
1h 20m
CWL11:30Cardiff Wales
£99
Aer Lingus
26 Mar
CWL08:35Cardiff Wales
1h 25m
BHD10:00Belfast City
30 Mar
BHD10:10Belfast City
1h 20m
CWL11:30Cardiff Wales
£100
Aer Lingus
1 Apr
CWL12:00Cardiff Wales
1h 35m
BHD13:35Belfast City
4 Apr
BHD10:10Belfast City
1h 20m
CWL11:30Cardiff Wales
£101

KLM flights from Cardiff to Belfast

Our best KLM deals on Cardiff to Belfast flight tickets
KLM
1 May
CWL09:45Cardiff Wales
7h 10m
1 stop
BHD16:55Belfast City
5 May
BHD09:50Belfast City
6h 55m
1 stop
CWL16:45Cardiff Wales
£230
KLM
1 May
CWL09:45Cardiff Wales
7h 10m
1 stop
BHD16:55Belfast City
5 May
BHD09:50Belfast City
6h 55m
1 stop
CWL16:45Cardiff Wales
£269
KLM
2 May
CWL09:45Cardiff Wales
7h 10m
1 stop
BHD16:55Belfast City
5 May
BHD09:50Belfast City
6h 55m
1 stop
CWL16:45Cardiff Wales
£278

momondo Fare Finder

 
Customise your flight search to find flights from Cardiff to Belfast 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 2 February 2026.
Use the filters below to find and compare flights from Cardiff to Belfast that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

CardiffBelfast

CWL - BHD

CWLBHD

Cardiff Wales

Thu 26/3

08:35-10:00

Nonstop1h 25m

Belfast City

Mon 30/3

10:10-11:30

Nonstop1h 20m

£99

CardiffBelfast

CWL - BHD

CWLBHD

Cardiff Wales

Thu 26/3

08:35-10:00

Nonstop1h 25m

Belfast City

Mon 30/3

10:10-11:30

Nonstop1h 20m

£100

CardiffBelfast

CWL - BHD

CWLBHD

Cardiff Wales

Wed 1/4

12:00-13:35

Nonstop1h 35m

Belfast City

Sat 4/4

10:10-11:30

Nonstop1h 20m

£101

CardiffBelfast

CWL - BHD

CWLBHD

Cardiff Wales

Fri 17/4

09:00-10:25

Nonstop1h 25m

Belfast City

Sun 19/4

10:10-11:30

Nonstop1h 20m

£118

CardiffBelfast

CWL - BHD

CWLBHD

Cardiff Wales

Mon 23/2

12:00-13:25

Nonstop1h 25m

Belfast City

Fri 27/2

06:45-08:05

Nonstop1h 20m

£119

CardiffBelfast

CWL - BHD

CWLBHD

Cardiff Wales

Thu 14/5

12:00-13:35

Nonstop1h 35m

Belfast City

Mon 18/5

10:10-11:30

Nonstop1h 20m

£125

CardiffBelfast

CWL - BHD

CWLBHD

Cardiff Wales

Thu 26/3

08:35-10:00

Nonstop1h 25m

Belfast City

Mon 30/3

09:50-22:00

2 stops12h 10m

£126

CardiffBelfast

CWL - BFS

CWLBFS

Cardiff Wales

Fri 27/2

22:25-11:55

2 stops13h 30m

Belfast Intl

Fri 6/3

08:05-22:00

2 stops13h 55m

£126

CardiffBelfast

CWL - BHD

CWLBHD

Cardiff Wales

Thu 26/3

08:35-10:00

Nonstop1h 25m

Belfast City

Mon 30/3

09:50-22:00

2 stops12h 10m

£127

CardiffBelfast

CWL - BFS

CWLBFS

Cardiff Wales

Fri 27/2

22:25-11:55

2 stops13h 30m

Belfast Intl

Fri 6/3

05:45-15:40

1 stop9h 55m

£134

Flights are sorted by cheapest return flights first.

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

How to get the cheapest flight ticket from Cardiff to Belfast

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 Belfast?

The cheapest month to fly to Belfast from Cardiff is in January. Flight prices, which tend to average around £99, are often lower during this time because this is during the off-season. If you aren’t able to travel to Belfast during the month of January, then flying in October is also cheap. Prices for this month can be found on momondo for an average of £100.

What is the cheapest time of day to depart on your flight to Belfast?

The cheapest time of day to fly to Belfast is in the morning when flights can be purchased for as low as £120. Flights to Belfast are more costly at midday, with an average ticket price of £202. Departure times at midday fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Cardiff Wales to Belfast flight route?

Fly from Cardiff Wales to Belfast City for the best Cardiff Wales - Belfast flight prices

How far in advance should I book a flight to Belfast?

You are more likely to see cheaper flights to Belfast from Cardiff when booking weeks ahead of your departure date. In general, you can expect to find flights to Belfast for around £116 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Belfast from Cardiff for as low as £97 on momondo.

What cabin class options are available on Cardiff Wales to Belfast flights?

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

Cheap Cardiff to Belfast flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Cardiff to Belfast

Fastest flight time

1h 25m

Direct flights

Every day

Airports in Belfast

2 airports
The fastest flight from Cardiff to Belfast takes 1h 25m
Direct flights go from Cardiff to Belfast every day.
There are 2 airports in Belfast. From Cardiff there are direct flights to Belfast City (BHD).
Search flight deals

  • How far is Cardiff Wales to Belfast by plane?

    The distance between Cardiff Wales and Belfast is about 243.6 mi. Typically, this will take 1h 25m by plane in normal conditions.

  • When did momondo last update prices for flights from Cardiff Wales Airport to Belfast?

    Prices for flights from Cardiff Wales Airport to Belfast were last updated today.

  • How many operators does momondo search for flights from Cardiff Wales Airport to Belfast?

  • How old do you have to be to fly from Cardiff Wales Airport to Belfast?

    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 Belfast.

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

    The required travel and health documents for your Belfast trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Belfast. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Cardiff to Belfast

Compare and see reviews for airlines that fly from Cardiff to Belfast with momondo
Airline
Rating
Free Cancellation
Price
easyJetPriceFrom £29Free CancellationRating
6.9
1,867 reviews
Search easyJet flights
Aer LingusPriceFrom £85Free CancellationRating
7.2
1,444 reviews
Search Aer Lingus flights

Why use momondo?

Why should I use momondo to find a flight deal from Cardiff to Belfast?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Cardiff to Belfast for you.

Can I find flights from Cardiff to Belfast with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Cardiff to Belfast flights to just show those with flexible booking policies.

How can momondo help me find flights from Cardiff to Belfast?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Belfast from Cardiff.

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

Yes. momondo can track prices for Cardiff to Belfast flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in Belfast

Airports listed have a maximum distance of 12.2 mi from Belfast
Belfast Intl Airport
Belfast City Airport