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KLM flights from Cardiff to Dublin (CWL - DUB)

CWL — DUB
11 Mar — 18 Mar1
1 adult
1 adult, Economy, 0 bags

Cheapflights users flying from Cardiff to Dublin on KLM typically fly into Dublin and depart from Cardiff Wales. Select your dates above for pricing.

KLM flights from Cardiff to Dublin in 2026

Find detailed information about KLM flights from Cardiff to Dublin. Explore the options provided by KLM to plan your journey from Cardiff to Dublin. Data last updated 9 February 2026.

One-way from

£116

Return from

£187

Popular in

March

Cheapest in

September

Average price (all airlines)

£69
KLM
  • KLM
  • 4/4
  • 1 total stop
  • 14h 45m total
  • Cardiff to Dublin
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KLM
  • KLM
  • 16/4-20/4
  • 2 total stops
  • 16h 00m total
  • Cardiff to Dublin
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Highest demand for flights from Cardiff Wales to Dublin; 11% potential price increase.
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Best time to find cheap flights from Cardiff Wales to Dublin; 3% potential price drop.
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Average price for all Cardiff Wales to Dublin flights (one-way and round-trip).
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  • How do most travelers feel about KLM?

    When planning your CWL-DUB trip, keep in mind that KLM is typically rated 7.7/10. This rating comes from 1,450 reviews by Cheapflights users who have traveled with KLM.

Find KLM flight deals from Cardiff to Dublin

Enter your travel dates to find the best prices.

Cheapest KLM flights from Cardiff to Dublin
Explore the most affordable KLM flight options available from Cardiff to Dublin. Find the lowest fares with prices last updated on 9 February 2026.

Thu 5/317:25
CWL
-
DUB
1 stop14h 40m
KLM
Mon 9/317:15
DUB
-
CWL
1 stop16h 35m
KLM
Deal found 7/2£203
Thu 5/317:25
CWL
-
DUB
1 stop14h 40m
KLM
Thu 12/305:55
DUB
-
CWL
1 stop3h 55m
KLM
Deal found 6/2£232
Fri 20/317:15
CWL
-
DUB
1 stop14h 50m
KLM
Sun 22/305:55
DUB
-
CWL
1 stop3h 55m
KLM
Deal found 7/2£236

What is the cheapest month to book a flight from Cardiff to Dublin with KLM?

Currently, the most affordable month to book a KLM flight from Cardiff to Dublin in March, with an average price of £148. Conversely, traveling with KLM from Cardiff to Dublin in September will be the most expensive, with an average cost of £214. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

Best time to book a flight from Cardiff to Dublin

Have a flexible travel schedule? Discover the best time to fly to Dublin from Cardiff with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

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Fly from Cardiff to Dublin on another airline

Consider alternative airlines that service the Dublin area. Flight routes are based on user searches made on Cheapflights and were last updated on 9 February 2026.
Ryanair flights from Cardiff Wales to Dublin

See what others are saying about KLM

Read reviews and see what other travellers are saying about their experiences with KLM. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing KLM for your next flight. Reviews last updated 9 February 2026.
KLM
7.7
Good
1,450 reviews
Check prices
Overview

Entertainment

7.1

Comfort

7.6

Boarding

7.8

Crew

8.4

Food

7.3

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