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KLM flights from Cardiff to Dublin (CWL - DUB)

CWL — DUB
17 May — 24 May1
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 17 April 2026.

One-way from

£137

Return from

£198

Popular in

March

Cheapest in

September

Average price (all airlines)

£63
KLM
  • KLM
  • 30/5
  • 1 total stop
  • 12h 40m total
  • Cardiff to Dublin
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KLM
  • KLM
  • 9/10-11/10
  • 2 total stops
  • 29h 30m total
  • Cardiff to Dublin
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Highest demand for flights from Cardiff Wales to Dublin; 16% potential price increase.
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Best time to find cheap flights from Cardiff Wales to Dublin; 6% 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 7.8/10. This rating comes from 1,499 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 17 April 2026.

Thu 7/517:15
CWL
-
DUB
1 stop15h 05m
KLM
Mon 11/511:10
DUB
-
CWL
1 stop22h 05m
KLM
Deal found 13/4£307
Thu 16/417:15
CWL
-
DUB
1 stop15h 05m
KLM
Thu 23/405:55
DUB
-
CWL
1 stop10h 50m
KLM
Deal found 13/4£565

Which month is the cheapest to fly Economy class from Cardiff to Dublin?

For Economy class flights the cheapest month to fly the route is March. The most expensive months are August and June.

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 17 April 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 17 April 2026.
KLM
7.8
Good
1,499 reviews
Check prices
Overview

Food

7.3

Comfort

7.7

Entertainment

7.2

Boarding

7.8

Crew

8.4

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