Cheap Flights from Cardiff to Boston Logan International

Compare Cardiff to Boston Logan International flight deals

Find the cheapest month or even day of the year to fly to Boston Logan International

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Flight deals from Cardiff Airport to Boston Logan International Airport

Looking for a cheap last-minute deal or the best return flight from Cardiff to Boston Logan International? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Cardiff to Boston Logan International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Cardiff to Boston Logan International flights are currently cheapest in January.

Cardiff to Boston: Flight information

The things to know before you go.
Cheapest flight foundRs126,943
Cheapest month to flyJanuary

Finding cheap flights from Cardiff to Boston Logan International: Frequently asked questions

The best price we found for a return flight from Cardiff to Boston Logan International is Rs179,724. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Cardiff to Boston Logan International. But we found flights with one or more stops from Rs179,724.
As of January 2026, there are no flights flying from Cardiff to Boston Logan International.
The cheapest month to fly from Cardiff to Boston Logan International is usually April.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Cardiff Airport to Boston Logan International Airport on Wednesday, 1 April 2026.
No airlines currently offer direct flights between Cardiff Airport and Boston Logan International Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Boston Logan International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Boston is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Ryanair offers the cheapest flight tickets to Boston Logan International.

Travelling from Cardiff Airport (CWL) to Logan International Airport (BOS): what you need to know

  • The timezone in Boston is UTC-4, which is four hours behind Cardiff.

  • For a stress-free journey, arrive at the airport two hours ahead of international flights and an hour before domestic departures. This way, you can comfortably catch your CWL to BOS flight.

  • During popular months like June, it's a good idea to get to the airport earlier. Arrive two hours before domestic departures and four hours ahead for an international flight when you travel during peak periods in general.

  • If you want to explore another city along the way, simply uncheck 'Direct flights only' when searching for your ticket from Cardiff Airport to Logan International Airport. Here are the most popular stopovers between CWL and BOS:

    • Keflavik International Airport

    • Amsterdam Airport Schiphol

    • Dublin Airport

How to find the cheapest flights from Cardiff Airport (CWL) to Logan International Airport (BOS)

  • Rs126,155 is the lowest price for a one-way Cardiff Airport to Logan International Airport flight. Return flights start at Rs179,724. These prices can change based on availability.

  • It's often best to book in advance if you're hoping to get cheap tickets from CWL to BOS. That's because airlines adjust prices based on demand, which tends to rise closer to the date of departure.

  • The 'Whole month' search function shows you the cheapest flights from Cardiff Airport to Logan International Airport throughout the entire month. It's a good way to snap up a bargain if your travel plans are flexible.

  • Stay on top of deals for cheap flights from CWL to BOS by creating a Price Alert. You'll receive an email or notification on the app when a special offer becomes available.

  • Select your ideal departure and arrival times, airlines and number of stops with the filters. Alternatively, sort your results by 'Cheapest' to find the best deals on flights from Cardiff Airport to Logan International Airport.

Handy information about Cardiff Airport (CWL)

  • Of the flights that depart from Cardiff Airport, 66.16% touch down on time at their destination.

  • Central Cardiff to Cardiff Airport is approximately 27 kilometres. Depending on traffic, it'll take about 30 minutes to get there if you're catching a cab, ride-sharing or driving.

  • Catching public transport? Expect a journey time of around 1 hour 5 minutes.

  • Need a handy hotel near CWL? If you've booked an early flight from Cardiff Airport to Logan International Airport, these accommodation options will put you moments from check-in:

Arriving at Logan International Airport (BOS)

Getting from Logan International Airport (BOS) to central Boston

  • BOS is located at One Harborside Drive.

  • Logan International Airport to central Boston has a drive time of around 10 minutes. It's approximately 5 kilometres away.

  • It'll take around 25 minutes to get there using public transport.

When to fly to Logan International Airport (BOS)

  • It's time to choose your trip dates for your flight from Cardiff Airport to Logan International Airport. August is the most popular month to head to Boston. If you prefer a more low-key vibe, go in May.

  • Lock in your flight from Cardiff Airport to Logan International Airport for July if you want to explore Boston during its warmest month. You can expect temperatures of between 16ºC and 29ºC.

  • Look for cheap tickets from CWL to BOS in January if you want to travel in cooler conditions. Temperatures are at their lowest around then, ranging between -8ºC and 6ºC on average.

Explore more of United States

  • New York is just one of the many places in United States waiting to be explored after you've experienced Boston. Around 306 kilometres away to the south-west, check out popular attractions including Statue of Liberty, Central Park and Empire State Building.

  • Around 434 kilometres south-west of Boston, Philadelphia is another favourite stop in United States. Start your sightseeing at Liberty Bell, Independence Hall and Philadelphia Museum of Art.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.