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Cheap flights from Cardiff to Boston from £594

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Cardiff to Boston

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
14:25 - 14:23CWL  Cardiff Wales-BOS Boston Logan Intl
28h 58m2 stops Dublin Amsterdam Schiphol
Multiple Airlines Logo
21:10 - 08:10BOS  Boston Logan Intl-CWL Cardiff Wales
30h 00m1 stop Dublin
£594Multiple Airlines
Sun, 10 Jan - Sat, 16 Jan
Multiple Airlines Logo
10:20 - 14:13CWL  Cardiff Wales-BOS Boston Logan Intl
32h 53m1 stop Amsterdam Schiphol
Multiple Airlines Logo
19:25 - 09:50BOS  Boston Logan Intl-CWL Cardiff Wales
9h 25m1 stop Amsterdam Schiphol
£605Multiple Airlines
Tue, 10 Nov - Tue, 17 Nov
Multiple Airlines Logo
10:20 - 14:13CWL  Cardiff Wales-BOS Boston Logan Intl
32h 53m1 stop Amsterdam Schiphol
Multiple Airlines Logo
13:00 - 09:50BOS  Boston Logan Intl-CWL Cardiff Wales
15h 50m2 stops Detroit Metropolitan Wayne County Amsterdam Schiphol
£612Multiple Airlines
Tue, 10 Nov - Tue, 17 Nov
Multiple Airlines Logo
10:20 - 22:55CWL  Cardiff Wales-BOS Boston Logan Intl
17h 35m2 stops Amsterdam Schiphol New York John F Kennedy Intl
Multiple Airlines Logo
13:00 - 09:50BOS  Boston Logan Intl-CWL Cardiff Wales
15h 50m2 stops Detroit Metropolitan Wayne County Amsterdam Schiphol
£619Multiple Airlines
Tue, 10 Nov - Tue, 17 Nov
Delta Logo
10:20 - 22:26CWL  Cardiff Wales-BOS Boston Logan Intl
17h 06m2 stops Amsterdam Schiphol New York John F Kennedy Intl
Delta Logo
13:10 - 09:45BOS  Boston Logan Intl-CWL Cardiff Wales
15h 35m2 stops New York John F Kennedy Intl Amsterdam Schiphol
£628Delta
Sun, 10 Jan - Sat, 16 Jan
Multiple Airlines Logo
14:25 - 14:15CWL  Cardiff Wales-BOS Boston Logan Intl
28h 50m1 stop Dublin
Multiple Airlines Logo
21:10 - 08:10BOS  Boston Logan Intl-CWL Cardiff Wales
30h 00m1 stop Dublin
£635Multiple Airlines
Sun, 10 Jan - Sat, 16 Jan
KLM Logo
10:20 - 19:01CWL  Cardiff Wales-BOS Boston Logan Intl
13h 41m1 stop Amsterdam Schiphol
KLM Logo
19:25 - 17:00BOS  Boston Logan Intl-CWL Cardiff Wales
16h 35m1 stop Amsterdam Schiphol
£665KLM
Sun, 20 Dec - Thu, 31 Dec
Multiple Airlines Logo
14:25 - 16:05CWL  Cardiff Wales-BOS Boston Logan Intl
30h 40m3 stops Dublin Barcelona-El Prat Paris Charles de Gaulle
Multiple Airlines Logo
19:50 - 13:55BOS  Boston Logan Intl-CWL Cardiff Wales
13h 05m2 stops Reykjavik Keflavik Intl Dublin
£684Multiple Airlines
Sun, 10 Jan - Sat, 16 Jan
Multiple Airlines Logo
10:20 - 19:01CWL  Cardiff Wales-BOS Boston Logan Intl
13h 41m1 stop Amsterdam Schiphol
Multiple Airlines Logo
13:04 - 09:50BOS  Boston Logan Intl-CWL Cardiff Wales
15h 46m2 stops Detroit Metropolitan Wayne County Amsterdam Schiphol
£695Multiple Airlines
Sun, 20 Dec - Thu, 31 Dec
Multiple Airlines Logo
14:25 - 16:05CWL  Cardiff Wales-BOS Boston Logan Intl
30h 40m3 stops Dublin Barcelona-El Prat Paris Charles de Gaulle
Multiple Airlines Logo
19:50 - 23:50BOS  Boston Logan Intl-CWL Cardiff Wales
23h 00m3 stops Reykjavik Keflavik Intl Dublin Arrecife Lanzarote
£790Multiple Airlines
Sun, 10 Jan - Sat, 16 Jan

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KLM flights from Cardiff to Boston

Our best KLM deals on Cardiff to Boston flight tickets
KLM
20 Dec
CWL10:20Cardiff Wales
13h 41m
1 stop
BOS19:01Boston Logan Intl
31 Dec
BOS19:25Boston Logan Intl
16h 35m
1 stop
CWL17:00Cardiff Wales
£665
KLM
20 Dec
CWL10:20Cardiff Wales
17h 14m
2 stops
BOS22:34Boston Logan Intl
31 Dec
BOS13:04Boston Logan Intl
15h 46m
2 stops
CWL09:50Cardiff Wales
£825

momondo Fare Finder

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

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Route

Depart

Return

Price

Cheapest return flight

CardiffBoston

CWL Cardiff Wales - BOS Boston Logan Intl

CWLBOS

Cardiff Wales

Sun 10/1

14:25-14:23

2 stops28h 58m

Boston Logan Intl

Sat 16/1

21:10-08:10

1 stop30h 00m

£594

CardiffBoston

CWL Cardiff Wales - BOS Boston Logan Intl

CWLBOS

Cardiff Wales

Tue 10/11

10:20-14:13

1 stop32h 53m

Boston Logan Intl

Tue 17/11

19:25-09:50

1 stop9h 25m

£605

CardiffBoston

CWL Cardiff Wales - BOS Boston Logan Intl

CWLBOS

Cardiff Wales

Tue 10/11

10:20-14:13

1 stop32h 53m

Boston Logan Intl

Tue 17/11

13:00-09:50

2 stops15h 50m

£612

CardiffBoston

CWL Cardiff Wales - BOS Boston Logan Intl

CWLBOS

Cardiff Wales

Tue 10/11

10:20-22:55

2 stops17h 35m

Boston Logan Intl

Tue 17/11

13:00-09:50

2 stops15h 50m

£619

CardiffBoston

CWL Cardiff Wales - BOS Boston Logan Intl

CWLBOS

Cardiff Wales

Sun 10/1

10:20-22:26

2 stops17h 06m

Boston Logan Intl

Sat 16/1

13:10-09:45

2 stops15h 35m

£628

CardiffBoston

CWL Cardiff Wales - BOS Boston Logan Intl

CWLBOS

Cardiff Wales

Sun 10/1

14:25-14:15

1 stop28h 50m

Boston Logan Intl

Sat 16/1

21:10-08:10

1 stop30h 00m

£635

CardiffBoston

CWL Cardiff Wales - BOS Boston Logan Intl

CWLBOS

Cardiff Wales

Sun 20/12

10:20-19:01

1 stop13h 41m

Boston Logan Intl

Thu 31/12

19:25-17:00

1 stop16h 35m

£665

CardiffBoston

CWL Cardiff Wales - BOS Boston Logan Intl

CWLBOS

Cardiff Wales

Sun 10/1

14:25-16:05

3 stops30h 40m

Boston Logan Intl

Sat 16/1

19:50-13:55

2 stops13h 05m

£684
Fastest return journey

CardiffBoston

CWL Cardiff Wales - BOS Boston Logan Intl

CWLBOS

Cardiff Wales

Sun 20/12

10:20-19:01

1 stop13h 41m

Boston Logan Intl

Thu 31/12

13:04-09:50

2 stops15h 46m

£695

CardiffBoston

CWL Cardiff Wales - BOS Boston Logan Intl

CWLBOS

Cardiff Wales

Sun 10/1

14:25-16:05

3 stops30h 40m

Boston Logan Intl

Sat 16/1

19:50-23:50

3 stops23h 00m

£790

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

When to book flights from Cardiff to Boston

Are you open to changing your travel dates? Check out the ideal times to fly from Cardiff to Boston according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Cardiff to Boston (CWL to BOS) flight deals and tips

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

Best price found

£594

Fastest flight time

32h 53m

Direct flights

None
The best flight deal from Cardiff to Boston found on momondo in the last 72 hours is £594
The fastest flight from Cardiff to Boston takes 32h 53m
There are no direct flights from Cardiff to Boston. There are no popular flight routes from Cardiff to Boston.
Search flight deals

Frequently asked questions about flying from Cardiff to Boston

  • How far is Cardiff Wales to Boston Logan Intl by plane?

    The straight-line distance from Cardiff Wales to Boston Logan Intl is 3144.0 mi. A reasonable flight in good conditions will take 32h 53m.

  • When did momondo last update prices for flights from Cardiff Wales Airport to Boston Logan Intl Airport?

    Prices for flights from Cardiff Wales Airport to Boston Logan Intl Airport were last updated today.

  • How old do you have to be to fly from Cardiff Wales Airport to Boston Logan Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Cardiff Wales Airport to Boston Logan Intl Airport.

  • What documentation or ID do you need to fly to Boston Logan Intl Airport?

    The required travel and health documents for your Boston Logan Intl Airport 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 Boston Logan Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Frequently asked questions about flying from Cardiff to Boston

  • How do I get Price Alerts for flights from Cardiff to Boston?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Cardiff from Boston. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Cardiff to Boston with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Travelling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Salem
Cambridge
Waltham
Braintree
Dedham
Chelsea
Brookline
Plymouth
Foxborough
Weymouth
Woburn
Randolph
Burlington
Seekonk
Marlborough
York Beach
Needham
Quincy
Amherst
Framingham

Why use momondo?

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

Finding the right flight to Boston 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 Boston quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to Boston from Cardiff which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between Cardiff and Boston by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Boston from Cardiff. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Boston trip

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