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Cheap flights from Massachusetts to Cardiff from £553

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — CWL
20 May — 27 May1
1 adult

Cheap flight deals from Massachusetts to Cardiff

Keep the following information in mind while searching for Massachusetts to Cardiff flight deals. Data was last updated 15 May 2025.

Round-trip from

£553

Popular in

July

Cheapest in

February

Average price

£704
KLM
  • KLM
  • 1/10-10/10
  • 2 total stops
  • 28h 40m total
  • Massachusetts to Cardiff
Highest demand for flights based on searches. 17% potential increase in price (£119 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£20 potential savings vs. average return price).
Average for round-trip flights in May 2025

Find flight deals from Massachusetts to Cardiff

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 May 2025.

Wed 1/1018:45BOS - CWL
1 stop17h 00mKLM
Fri 10/1009:50CWL - BOS
1 stop11h 40mKLM
Deal found 14/5£553
Wed 1/1016:50BOS - CWL
1 stop11h 25mDelta
Fri 10/1009:50CWL - BOS
2 stops17h 39mDelta
Deal found 14/5£561
Mon 11/816:40BOS - CWL
2 stops19h 05mVirgin Atlantic
Sun 21/917:15CWL - BOS
2 stops19h 10mVirgin Atlantic
Deal found 14/5£593
Fri 23/517:05BOS - CWL
2 stops21h 50mMultiple Airlines
Sat 24/523:15CWL - BOS
2 stops25h 40mMultiple Airlines
Deal found 12/5£671
Fri 27/614:23BDL - CWL
2 stops21h 42mDelta
Fri 4/709:50CWL - BDL
2 stops18h 51mDelta
Deal found 13/5£1,193

Cheapflights Fare Finder

Customise your flight search to find flights from Massachusetts to Cardiff that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 15 May 2025.
Use the filters below to find and compare flights from Massachusetts to Cardiff that are best for you.

Fly from

Massachusetts

Fly to

Cardiff

Route

Depart

Return

Price

BostonCardiff

BOS - CWL

BOSCWL

Boston Logan Intl

Wed 1/10

18:45-16:45

1 stop17h 00m

Cardiff Wales

Fri 10/10

09:50-16:30

1 stop11h 40m

£553

BostonCardiff

BOS - CWL

BOSCWL

Boston Logan Intl

Wed 1/10

16:50-09:15

1 stop11h 25m

Cardiff Wales

Fri 10/10

09:50-22:29

2 stops17h 39m

£561

BostonCardiff

BOS - CWL

BOSCWL

Boston Logan Intl

Mon 11/8

16:40-16:45

2 stops19h 05m

Cardiff Wales

Sun 21/9

17:15-07:25

2 stops19h 10m

£593

BostonCardiff

BOS - CWL

BOSCWL

Boston Logan Intl

Sat 28/6

18:20-20:10

2 stops20h 50m

Cardiff Wales

Sat 5/7

09:00-18:45

1 stop14h 45m

£952

HartfordCardiff

BDL - CWL

BDLCWL

Hartford Bradley Intl

Fri 27/6

14:23-17:05

2 stops21h 42m

Cardiff Wales

Fri 4/7

09:50-23:41

2 stops18h 51m

£1,193

Flights are sorted by cheapest return flights first.

Deals found on 14/5

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.
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

What is the cheapest month to book a flight from Massachusetts to Cardiff?

Currently, July is the cheapest month in which you can book a flight from Massachusetts to Cardiff (average of £169). Flying from Massachusetts to Cardiff in December is currently the most expensive (average of £263). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Rainfall in Cardiff by month

Plan your trip to Cardiff by taking into account the average rainfall totals by month.

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.

Temperature in Cardiff by month

Plan your trip to Cardiff by taking into account the average temperature totals by month.

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).

Reviews of airlines servicing Cardiff

Get insights into the airlines that provide service to Cardiff. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Cardiff. Reviews last updated 15 May 2025.

Overall

8.0

Crew

8.5

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very Good

Overall

8.0

Crew

8.5

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Overall

8.0

Crew

8.5

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Overall

8.0

Crew

8.5

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Massachusetts to Cardiff. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • 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.

  • What are the most popular routes 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.

  • What is the cheapest month to book a flight from Massachusetts to Cardiff?

    Currently, July is the cheapest month in which you can book a flight from Massachusetts to Cardiff (average of £169). Flying from Massachusetts to Cardiff in December is currently the most expensive (average of £263). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Massachusetts?

Book flights to Massachusetts if you plan to visit one of these locations
Barry
Bridgend

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Alternative routes for Massachusetts to Cardiff

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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.

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Not ready to book yet? You can track prices for flights from Massachusetts to Cardiff on Cheapflights with our Price Alert feature and get notified when better prices are available.

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