London Heathrow Airport to Cardiff bus with National Express

The best way to find a cheap bus ticket from London Heathrow Airport to Cardiff is to book your journey as far in advance as possible and to avoid traveling at rush hour.

The average ticket from London Heathrow Airport to Cardiff will cost around $43 if you buy it on the day, but the cheapest tickets can be found for only $27.

Of the 72 buses that leave London Heathrow Airport for Cardiff on Sat, May 30, 66 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.

On Sat, May 30 the direct buses cover the 189 km distance in an average of 2 h 53 m but if you time it right, some buses will get you there in just 2 h 50 m .

On Sat, May 30 the slowest buses will take 2 h 55 m and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.