How long is the flight from Massachusetts to Cardiff?

There are many flights that can get you from Massachusetts to Cardiff in 9h 20m. Fly via KLM to get the fastest option. There are 3137 mi between Massachusetts and Cardiff.

In terms of precipitation, rainfall in Cardiff ranges from 50.0 - 90.0 inches per month. January is typically the wettest month, when rainfall can reach 90.0 mm. April is typically the driest time to visit Cardiff when rainfall is around 50.0 mm.

If weather is an important factor for your trip to Cardiff, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 18.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 4.0 C).

What are the most popular routes from Massachusetts to Cardiff?

While some choose either Hartford Bradley Intl - Cardiff Wales or Provincetown - Cardiff Wales, Boston Logan Intl - Cardiff Wales is the most popular route from Massachusetts to Cardiff.

What is the cheapest time of day to fly from MA to CWL?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Massachusetts to Cardiff as you normally would.

What airport do you fly into for flights to Cardiff from Massachusetts?

Cardiff Wales (CWL), located 9.1 mi from the city center, is the airport you fly into when you book flights from Massachusetts to Cardiff.

Can I find deals for flights from Massachusetts to Cardiff that include hotel bookings?

Yes. In addition to deals on Massachusetts to Cardiff flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Massachusetts to Cardiff?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Massachusetts to Cardiff.

Can I find deals for business class flights from Massachusetts to Cardiff?

Yes. Cheapflights offers flight deals from Massachusetts to Cardiff by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£576+ Cheap Flights from Massachusetts to Cardiff

Cheap flight deals from Massachusetts to Cardiff

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

Cheapest flights from Massachusetts to Cardiff
Explore the most affordable flight options available from Massachusetts to Cardiff. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2026.

Sat 28/1119:50 -

2 stops31h 20m

Sat 5/1208:15 -

1 stop10h 40m

Deal found 11/9£576

Fri 23/1017:25 -

1 stop8h 30m

Sun 25/1014:25 -

1 stop9h 40m

Deal found 13/9£601

Sat 28/1119:50 -

2 stops13h 05m

Sun 6/1214:25 -

1 stop28h 30m

Deal found 11/9£630

Mon 26/1022:50 -

2 stops58h 10m

Mon 2/1108:35 -

1 stop10h 20m

Deal found 11/9£645

Sun 29/1117:15 -

1 stop9h 55m

Sat 5/1208:15 -

2 stops14h 35m

Deal found 11/9£665

Mon 21/923:00 -

2 stops18h 50m

Tue 6/1023:15 -

1 stop20h 40m

Deal found 14/9£669

Sun 29/1117:15 -

1 stop9h 55m

Sun 6/1214:25 -

2 stops32h 25m

Deal found 11/9£685

Wed 23/914:05 -

2 stops21h 40m

Wed 30/909:45 -

2 stops18h 27m

Deal found 14/9£691

Mon 21/919:00 -

1 stop16h 45m

Tue 6/1009:45 -

1 stop32h 30m

Deal found 14/9£708

Wed 23/1211:23 -

2 stops20h 37m

Wed 30/1221:40 -

1 stop23h 45m

Deal found 13/9£996

Wed 23/918:00 -

1 stop23h 25m

Wed 30/923:50 -

2 stops43h 28m

Deal found 14/9£1,097

Wed 23/1217:09 -

2 stops18h 51m

Wed 30/1210:20 -

2 stops29h 04m

Deal found 13/9£1,225

Find flight deals from Massachusetts to Cardiff

Round-trip from	£576

28/11-5/12
3 total stops
42h 00m total
Massachusetts to Cardiff

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Massachusetts to Cardiff that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BostonCardiff

BOS Boston Logan Intl - CWL Cardiff Wales

BOSCWL

Boston Logan Intl

Mon 26/10

22:50-13:00

2 stops58h 10m

Cardiff Wales

Mon 2/11

08:35-13:55

1 stop10h 20m

£645

BostonCardiff

BOS Boston Logan Intl - CWL Cardiff Wales

BOSCWL

Boston Logan Intl

Mon 16/11

19:25-09:45

1 stop9h 20m

Cardiff Wales

Mon 23/11

17:30-14:13

1 stop25h 43m

£708

Fastest return journey

BostonCardiff

BOS Boston Logan Intl - CWL Cardiff Wales

BOSCWL

Boston Logan Intl

Wed 7/10

20:25-16:45

1 stop15h 20m

Cardiff Wales

Thu 15/10

09:50-16:36

1 stop11h 46m

£708

BostonCardiff

BOS Boston Logan Intl - CWL Cardiff Wales

BOSCWL

Boston Logan Intl

Wed 28/10

21:55-17:00

1 stop15h 05m

Cardiff Wales

Wed 4/11

17:30-14:13

1 stop25h 43m

£708

BostonCardiff

BOS Boston Logan Intl - CWL Cardiff Wales

BOSCWL

Boston Logan Intl

Wed 28/10

21:55-17:00

1 stop15h 05m

Cardiff Wales

Wed 4/11

10:20-23:59

2 stops18h 39m

£716

BostonCardiff

BOS Boston Logan Intl - CWL Cardiff Wales

BOSCWL

Boston Logan Intl

Wed 7/10

13:35-09:15

2 stops14h 40m

Cardiff Wales

Thu 15/10

09:50-23:08

2 stops18h 18m

£719

HartfordCardiff

BDL Hartford Bradley Intl - CWL Cardiff Wales

BDLCWL

Hartford Bradley Intl

Wed 23/12

11:23-13:00

2 stops20h 37m

Cardiff Wales

Wed 30/12

21:40-16:25

1 stop23h 45m

£996

HartfordCardiff

BDL Hartford Bradley Intl - CWL Cardiff Wales

BDLCWL

Hartford Bradley Intl

Wed 23/12

17:09-17:00

2 stops18h 51m

Cardiff Wales

Wed 30/12

10:20-10:24

2 stops29h 04m

£1,225

Flights are sorted by cheapest return flights first.

Deals found on 11/9

Sorted by cheapest first

Best time to book a flight from Massachusetts to Cardiff

Have a flexible travel schedule? Discover the best time to fly to Cardiff from Massachusetts with our price prediction graph.

BOS-CWL

BDL-CWL

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.

Cheapflights Insights

Everything you need to know about your flight from Massachusetts to Cardiff

USMA-CWL

BOS-CWL

BDL-CWL

No data available for this route at this time. Please check back soon.

Related info for your journey

What airport do you fly into for flights to Cardiff from Massachusetts?
Cardiff Wales (CWL), located 9.1 mi from the city center, is the airport you fly into when you book flights from Massachusetts to Cardiff.
How long is the flight from Massachusetts to Cardiff?
There are many flights that can get you from Massachusetts to Cardiff in 9h 20m. Fly via KLM to get the fastest option. There are 3137 mi between Massachusetts and Cardiff.
What are the most popular routes from Massachusetts to Cardiff?
While some choose either Hartford Bradley Intl - Cardiff Wales or Provincetown - Cardiff Wales, Boston Logan Intl - Cardiff Wales is the most popular route from Massachusetts to Cardiff.
Can I find deals for flights from Massachusetts to Cardiff that include hotel bookings?
Yes. In addition to deals on Massachusetts to Cardiff flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Massachusetts to Cardiff?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Massachusetts to Cardiff.
Can I find deals for business class flights from Massachusetts to Cardiff?
Yes. Cheapflights offers flight deals from Massachusetts to Cardiff by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Barry

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When you search for this flight from Massachusetts to Cardiff, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Massachusetts to Cardiff?

Millions of users choose and trust Cheapflights to book the best flight deals from Massachusetts to Cardiff for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Massachusetts to Cardiff with no change fees?

Need flexible booking options for your flight to Cardiff from Massachusetts? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Massachusetts to Cardiff become cheaper?

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Cheap flights from Massachusetts to Cardiff from £576

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 28/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Massachusetts to Cardiff

Cheapest flights from Massachusetts to CardiffExplore the most affordable flight options available from Massachusetts to Cardiff. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2026.

Explore the most affordable flight options available from Massachusetts to Cardiff. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2026.

Best flights from Massachusetts to CardiffDiscover carefully curated flight deals from Massachusetts to Cardiff that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 September 2026.

Discover carefully curated flight deals from Massachusetts to Cardiff that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 September 2026.

Last-minute flights from Massachusetts to CardiffDiscover last-minute flight deals from Massachusetts to Cardiff. Data last updated 15 September 2026 and is based on user searches.

Discover last-minute flight deals from Massachusetts to Cardiff. Data last updated 15 September 2026 and is based on user searches.

Find flight deals from Massachusetts to Cardiff

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Best time to book a flight from Massachusetts to Cardiff

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Related info for your journey

What airport do you fly into for flights to Cardiff from Massachusetts?

How long is the flight from Massachusetts to Cardiff?

What are the most popular routes from Massachusetts to Cardiff?

Can I find deals for flights from Massachusetts to Cardiff that include hotel bookings?

How can I find direct flights from Massachusetts to Cardiff?

Can I find deals for business class flights from Massachusetts to Cardiff?

Travelling to a place near Cardiff?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Massachusetts to Cardiff

See prices for flight routes from nearby airports that may be better suited for you.

Other flights to Cardiff

Explore flights to Cardiff departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 15 September 2026.

Complete your trip

Complete your trip to Cardiff by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to Wales

Book a non-stop flight to one of these other cities located in Wales.

Search flights from Massachusetts to Cardiff by cabin class

Find flights from Massachusetts to Cardiff, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Massachusetts and Cardiff flights

Browse other Massachusetts and Cardiff flight options. Last updated on 15 September 2026.

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Massachusetts to Cardiff flights

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Why should you use Cheapflights to find cheap flight tickets from Massachusetts to Cardiff?

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Can Cheapflights notify me if prices for flights from Massachusetts to Cardiff become cheaper?

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Cheapest flights from Massachusetts to Cardiff
Explore the most affordable flight options available from Massachusetts to Cardiff. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2026.

Best flights from Massachusetts to Cardiff
Discover carefully curated flight deals from Massachusetts to Cardiff that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 September 2026.

Last-minute flights from Massachusetts to Cardiff
Discover last-minute flight deals from Massachusetts to Cardiff. Data last updated 15 September 2026 and is based on user searches.