When did momondo last update prices for flights from Cardiff Wales Airport to Massachusetts?

Prices for flights from Cardiff Wales Airport to Massachusetts refresh daily.

How old do you have to be to fly from Cardiff Wales Airport to Massachusetts?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Cardiff Wales Airport to Massachusetts.

What documentation or ID do you need to fly to Massachusetts?

The required travel and health documents for your Massachusetts trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Massachusetts. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

£411 Cheap Flights from Cardiff to Massachusetts in 2026

Find the cheapest flights from Cardiff to Massachusetts

Return

One-way

Cheap return flights

Enter your travel dates to find the best prices.

23:50 - 09:05CWL Cardiff Wales-BOS Boston Logan Intl

38h 15m2 stops Dublin Toronto Pearson Intl

17:25 - 22:25BOS Boston Logan Intl-CWL Cardiff Wales

24h 00m1 stop Dublin

£470Multiple Airlines

Wed, 9 Sep - Wed, 16 Sep

11:35 - 18:35CWL Cardiff Wales-BOS Boston Logan Intl

12h 00m1 stop Toronto Pearson Intl

20:50 - 22:50BOS Boston Logan Intl-CWL Cardiff Wales

21h 00m2 stops Reykjavik Keflavik Intl Dublin

£563Multiple Airlines

Thu, 10 Sep - Mon, 14 Sep

23:50 - 18:50CWL Cardiff Wales-BOS Boston Logan Intl

24h 00m1 stop Dublin

17:25 - 22:25BOS Boston Logan Intl-CWL Cardiff Wales

24h 00m1 stop Dublin

£564Multiple Airlines

Wed, 9 Sep - Wed, 16 Sep

11:35 - 18:35CWL Cardiff Wales-BOS Boston Logan Intl

12h 00m1 stop Toronto Pearson Intl

23:00 - 22:50BOS Boston Logan Intl-CWL Cardiff Wales

18h 50m3 stops Reykjavik Keflavik Intl London Gatwick Dublin

£570Multiple Airlines

Thu, 10 Sep - Mon, 14 Sep

11:35 - 18:35CWL Cardiff Wales-BOS Boston Logan Intl

12h 00m1 stop Toronto Pearson Intl

23:00 - 22:50BOS Boston Logan Intl-CWL Cardiff Wales

18h 50m3 stops Reykjavik Keflavik Intl London Gatwick Dublin

£572Multiple Airlines

Thu, 10 Sep - Mon, 14 Sep

17:15 - 18:30CWL Cardiff Wales-BOS Boston Logan Intl

30h 15m1 stop Amsterdam Schiphol

20:25 - 16:45BOS Boston Logan Intl-CWL Cardiff Wales

15h 20m1 stop Amsterdam Schiphol

£602Air France

Thu, 10 Sep - Mon, 14 Sep

09:45 - 16:35CWL Cardiff Wales-BOS Boston Logan Intl

11h 50m1 stop Amsterdam Schiphol

16:45 - 16:45BOS Boston Logan Intl-CWL Cardiff Wales

19h 00m1 stop Amsterdam Schiphol

£604KLM

Mon, 21 Sep - Mon, 5 Oct

09:45 - 16:35CWL Cardiff Wales-BOS Boston Logan Intl

11h 50m1 stop Amsterdam Schiphol

21:20 - 09:15BOS Boston Logan Intl-CWL Cardiff Wales

30h 55m2 stops New York John F Kennedy Intl Amsterdam Schiphol

£607KLM

Thu, 10 Sep - Mon, 14 Sep

11:35 - 09:50CWL Cardiff Wales-BOS Boston Logan Intl

27h 15m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

20:50 - 22:50BOS Boston Logan Intl-CWL Cardiff Wales

21h 00m3 stops Reykjavik Keflavik Intl London Gatwick Dublin

£609Multiple Airlines

Thu, 10 Sep - Mon, 14 Sep

11:35 - 14:41CWL Cardiff Wales-BOS Boston Logan Intl

32h 06m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

23:00 - 22:50BOS Boston Logan Intl-CWL Cardiff Wales

18h 50m3 stops Reykjavik Keflavik Intl London Gatwick Dublin

£615Multiple Airlines

Thu, 10 Sep - Mon, 14 Sep

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

KLM flights from Cardiff to Massachusetts

Our best KLM deals on Cardiff to Massachusetts flight tickets

KLM

21 Sept

CWL09:45Cardiff Wales

11h 50m

1 stop

BOS16:35Boston Logan Intl

5 Oct

BOS16:45Boston Logan Intl

19h 00m

1 stop

CWL16:45Cardiff Wales

£604

KLM

10 Sept

CWL09:45Cardiff Wales

11h 50m

1 stop

BOS16:35Boston Logan Intl

14 Sept

BOS21:20Boston Logan Intl

30h 55m

2 stops

CWL09:15Cardiff Wales

£607

KLM

11 Dec

CWL10:20Cardiff Wales

13h 41m

1 stop

BOS19:01Boston Logan Intl

9 Jan

BOS19:15Boston Logan Intl

9h 30m

1 stop

CWL09:45Cardiff Wales

£646

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CardiffBoston

CWL Cardiff Wales - BOS Boston Logan Intl

CWLBOS

Cardiff Wales

Wed 9/9

23:50-09:05

2 stops38h 15m

Boston Logan Intl

Wed 16/9

17:25-22:25

1 stop24h 00m

£470

CardiffBoston

CWL Cardiff Wales - BOS Boston Logan Intl

CWLBOS

Cardiff Wales

Thu 10/9

11:35-18:35

1 stop12h 00m

Boston Logan Intl

Mon 14/9

20:50-22:50

2 stops21h 00m

£563

CardiffBoston

CWL Cardiff Wales - BOS Boston Logan Intl

CWLBOS

Cardiff Wales

Wed 9/9

23:50-18:50

1 stop24h 00m

Boston Logan Intl

Wed 16/9

17:25-22:25

1 stop24h 00m

£564

Fastest return journey

CardiffBoston

CWL Cardiff Wales - BOS Boston Logan Intl

CWLBOS

Cardiff Wales

Thu 10/9

11:35-18:35

1 stop12h 00m

Boston Logan Intl

Mon 14/9

23:00-22:50

3 stops18h 50m

£570

CardiffBoston

CWL Cardiff Wales - BOS Boston Logan Intl

CWLBOS

Cardiff Wales

Thu 10/9

11:35-18:35

1 stop12h 00m

Boston Logan Intl

Mon 14/9

23:00-22:50

3 stops18h 50m

£572

CardiffBoston

CWL Cardiff Wales - BOS Boston Logan Intl

CWLBOS

Cardiff Wales

Thu 10/9

17:15-18:30

1 stop30h 15m

Boston Logan Intl

Mon 14/9

20:25-16:45

1 stop15h 20m

£602

CardiffBoston

CWL Cardiff Wales - BOS Boston Logan Intl

CWLBOS

Cardiff Wales

Mon 21/9

09:45-16:35

1 stop11h 50m

Boston Logan Intl

Mon 5/10

16:45-16:45

1 stop19h 00m

£604

CardiffBoston

CWL Cardiff Wales - BOS Boston Logan Intl

CWLBOS

Cardiff Wales

Thu 10/9

09:45-16:35

1 stop11h 50m

Boston Logan Intl

Mon 14/9

21:20-09:15

2 stops30h 55m

£607

CardiffBoston

CWL Cardiff Wales - BOS Boston Logan Intl

CWLBOS

Cardiff Wales

Thu 10/9

11:35-09:50

2 stops27h 15m

Boston Logan Intl

Mon 14/9

20:50-22:50

3 stops21h 00m

£609

CardiffBoston

CWL Cardiff Wales - BOS Boston Logan Intl

CWLBOS

Cardiff Wales

Thu 10/9

11:35-14:41

2 stops32h 06m

Boston Logan Intl

Mon 14/9

23:00-22:50

3 stops18h 50m

£615

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Cardiff to Massachusetts

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Cardiff Wales to Massachusetts?

KLM is the most popular carrier operating from Cardiff Wales to Massachusetts

Which airlines fly to Massachusetts?

Aer Lingus, KLM and British Airways are the top three most popular airlines that fly to Massachusetts from Cardiff according to our data. Aer Lingus is the first choice among our users, with 65% of people opting to fly with this airline when travelling to Massachusetts. Keep in mind that there are 3 different airlines that fly to Massachusetts on a routine basis, so you have a few additional options to choose from.

Cheap Cardiff to Massachusetts flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Cardiff to Massachusetts

Fastest flight time	12h 00m
Direct flights	None

The fastest flight from Cardiff to Massachusetts takes 12h 00m

There are no direct flights from Cardiff to Massachusetts. There are no popular flight routes from Cardiff to Massachusetts.

Search flight deals

Frequently asked questions about flying from Cardiff to Massachusetts

When did momondo last update prices for flights from Cardiff Wales Airport to Massachusetts?
Prices for flights from Cardiff Wales Airport to Massachusetts refresh daily.
How old do you have to be to fly from Cardiff Wales Airport to Massachusetts?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Cardiff Wales Airport to Massachusetts.
What documentation or ID do you need to fly to Massachusetts?
The required travel and health documents for your Massachusetts trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Massachusetts. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Cardiff to Massachusetts?

Finding the right flight to Massachusetts from Cardiff is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Massachusetts quick and easy, saving you time and money.

Can I find flights from Cardiff to Massachusetts with flexible booking policies on momondo?

All flight searches from Cardiff to Massachusetts on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Cardiff to Massachusetts?

Once all potential Cardiff to Massachusetts flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Cardiff to Massachusetts right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Cardiff to Massachusetts flights. All you need is a valid email address and we will do the rest; it is that quick and easy.