You’ve searched for flights from Cardiff to Boston. We've gone through all 63 flights that go to or via Boston every week, to help you find the cheapest flight. Air France usually has the best-value flights from Cardiff, but make sure you compare all your options to get the cheapest flight possible.
When you fly 5055 km from Cardiff to Boston, you can choose from four airlines. Flights are most expensive during high season, and you can expect accommodation prices to be higher then too. Last-minute deals do crop up, but it's best to book in advance to avoid disappointment.
If you're fairly flexible about when you want to fly to Boston, searching by month will show you the cheapest times to go. It’s also worth looking out for flights operated by Virgin Atlantic, British Airways & KLM, as they're the most popular airlines for this journey.
It takes about 13 hrs to fly from Cardiff to Boston. Once you’ve chosen your flight, go through and fill out your details to complete your booking. If you haven’t yet sorted your hotel or car hire, take a look at our competitive rates – then you can book your flights and accommodation in one go.