Cheap flights from Cardiff to Belfast from £76
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 6/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customise your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Cardiff to Belfast
Cheap return flights
Cheap one-way flights
Cheap last-minute flights
Cheap direct flights
Aer Lingus flights from Cardiff to Belfast
Our best Aer Lingus deals on Cardiff to Belfast flight tickets
KLM flights from Cardiff to Belfast
Our best KLM deals on Cardiff to Belfast flight tickets
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 £92, 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 February is also cheap. Prices for this month can be found on momondo for an average of £104.
What is the cheapest day to depart on your flight to Belfast?
The cheapest day to depart on your flight to Belfast is on a Wednesday when prices can be found for as low as £95. This is often the case because there is less demand to fly during this day of the week. Flights from Cardiff to Belfast on a Sunday will generally be more expensive and average around £119. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
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 evening when flights can be purchased for as low as £93. Flights to Belfast are more costly at midday, with an average ticket price of £138. 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 13 weeks ahead of your departure date. In general, you can expect to find flights to Belfast for around £109 when searching 13 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Belfast from Cardiff for as low as £92 on momondo.
What cabin class options are available on Cardiff Wales to Belfast flights?
There are 1 cabin classes 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.
How many flights depart from Cardiff to Belfast on average per day?
1 flights are operational daily from Cardiff to Belfast as of April 2025. The most popular departure time for this route is 12:00, with 85% of flights per day taking off in the afternoon.
How many flights depart from Cardiff to Belfast on average per week?
As of April 2025, 12 flights take off from Cardiff and land in Belfast each week. The most common flight departure day for this route is Mon, with 17% of weekly flights taking off on this day.
Cheap Cardiff to Belfast flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Cardiff to Belfast
Best price found | £76 |
|---|---|
Fastest flight time | 1h 25m |
Direct flights | Mon, Tue, Wed, Thu and Sat |
Airports in Belfast | 2 airports |
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?
As of April 2025, there are 2 operators available to choose from 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 | ||
|---|---|---|---|---|---|
| PriceFrom £61 | Free Cancellation | Rating 6.9 1,799 reviews | |||
| PriceFrom £74 | Free Cancellation | Rating 7.0 1,076 reviews |
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.