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Cheap flights from Cardiff to Boston from £579

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
07:55 - 18:25CWL  Cardiff Wales-BOS Boston Logan Intl
15h 30m2 stops Alicante Madrid Barajas
Multiple Airlines Logo
17:15 - 19:20BOS  Boston Logan Intl-CWL Cardiff Wales
21h 05m1 stop Dublin
£579Multiple Airlines
Sat, 13 Feb - Fri, 19 Feb
Multiple Airlines Logo
08:15 - 19:15CWL  Cardiff Wales-BOS Boston Logan Intl
16h 00m1 stop Dublin
Multiple Airlines Logo
17:15 - 19:20BOS  Boston Logan Intl-CWL Cardiff Wales
21h 05m1 stop Dublin
£659Multiple Airlines
Sat, 13 Feb - Fri, 19 Feb
Multiple Airlines Logo
08:35 - 14:05CWL  Cardiff Wales-BOS Boston Logan Intl
10h 30m1 stop Dublin
Multiple Airlines Logo
19:10 - 15:40BOS  Boston Logan Intl-CWL Cardiff Wales
39h 30m2 stops London Heathrow Dublin
£664Multiple Airlines
Mon, 14 Dec - Wed, 16 Dec
Multiple Airlines Logo
13:25 - 16:05CWL  Cardiff Wales-BOS Boston Logan Intl
31h 40m2 stops Dublin Paris Charles de Gaulle
Multiple Airlines Logo
22:35 - 15:40BOS  Boston Logan Intl-CWL Cardiff Wales
12h 05m1 stop Dublin
£682Multiple Airlines
Thu, 10 Dec - Thu, 17 Dec
Multiple Airlines Logo
10:15 - 22:26CWL  Cardiff Wales-BOS Boston Logan Intl
17h 11m2 stops Amsterdam Schiphol New York John F Kennedy Intl
Multiple Airlines Logo
13:10 - 09:50BOS  Boston Logan Intl-CWL Cardiff Wales
15h 40m2 stops New York John F Kennedy Intl Amsterdam Schiphol
£684Multiple Airlines
Sat, 13 Feb - Fri, 19 Feb
Delta Logo
10:20 - 19:01CWL  Cardiff Wales-BOS Boston Logan Intl
13h 41m1 stop Amsterdam Schiphol
Delta Logo
12:04 - 09:45BOS  Boston Logan Intl-CWL Cardiff Wales
16h 41m2 stops Chicago O'Hare Intl Amsterdam Schiphol
£707Delta
Mon, 7 Dec - Mon, 14 Dec
Delta Logo
10:20 - 22:58CWL  Cardiff Wales-BOS Boston Logan Intl
17h 38m2 stops Amsterdam Schiphol New York John F Kennedy Intl
Delta Logo
12:04 - 09:45BOS  Boston Logan Intl-CWL Cardiff Wales
16h 41m2 stops Chicago O'Hare Intl Amsterdam Schiphol
£711Delta
Mon, 7 Dec - Mon, 14 Dec
KLM Logo
10:20 - 19:01CWL  Cardiff Wales-BOS Boston Logan Intl
13h 41m1 stop Amsterdam Schiphol
KLM Logo
19:25 - 09:45BOS  Boston Logan Intl-CWL Cardiff Wales
9h 20m1 stop Amsterdam Schiphol
£712KLM
Mon, 7 Dec - Mon, 14 Dec
Multiple Airlines Logo
08:35 - 14:05CWL  Cardiff Wales-BOS Boston Logan Intl
10h 30m1 stop Dublin
Multiple Airlines Logo
21:20 - 13:00BOS  Boston Logan Intl-CWL Cardiff Wales
10h 40m1 stop Dublin
£716Multiple Airlines
Mon, 14 Dec - Wed, 16 Dec
Multiple Airlines Logo
10:20 - 19:01CWL  Cardiff Wales-BOS Boston Logan Intl
13h 41m1 stop Amsterdam Schiphol
Multiple Airlines Logo
19:25 - 17:00BOS  Boston Logan Intl-CWL Cardiff Wales
16h 35m1 stop Amsterdam Schiphol
£730Multiple Airlines
Mon, 7 Dec - Mon, 14 Dec

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Delta flights from Cardiff to Boston

Our best Delta deals on Cardiff to Boston flight tickets
Delta
7 Dec
CWL10:20Cardiff Wales
13h 41m
1 stop
BOS19:01Boston Logan Intl
14 Dec
BOS12:04Boston Logan Intl
16h 41m
2 stops
CWL09:45Cardiff Wales
£707
Delta
7 Dec
CWL10:20Cardiff Wales
17h 38m
2 stops
BOS22:58Boston Logan Intl
14 Dec
BOS12:04Boston Logan Intl
16h 41m
2 stops
CWL09:45Cardiff Wales
£711

KLM flights from Cardiff to Boston

Our best KLM deals on Cardiff to Boston flight tickets
KLM
7 Dec
CWL10:20Cardiff Wales
13h 41m
1 stop
BOS19:01Boston Logan Intl
14 Dec
BOS19:25Boston Logan Intl
9h 20m
1 stop
CWL09:45Cardiff Wales
£712
KLM
27 Dec
CWL17:30Cardiff Wales
25h 50m
1 stop
BOS14:20Boston Logan Intl
31 Dec
BOS19:25Boston Logan Intl
9h 25m
1 stop
CWL09:50Cardiff Wales
£739
KLM
27 Dec
CWL17:30Cardiff Wales
25h 50m
1 stop
BOS14:20Boston Logan Intl
31 Dec
BOS13:04Boston Logan Intl
15h 46m
2 stops
CWL09:50Cardiff Wales
£765

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

Sat 13/2

07:55-18:25

2 stops15h 30m

Boston Logan Intl

Fri 19/2

17:15-19:20

1 stop21h 05m

£579

CardiffBoston

CWL Cardiff Wales - BOS Boston Logan Intl

CWLBOS

Cardiff Wales

Sat 13/2

08:15-19:15

1 stop16h 00m

Boston Logan Intl

Fri 19/2

17:15-19:20

1 stop21h 05m

£659

CardiffBoston

CWL Cardiff Wales - BOS Boston Logan Intl

CWLBOS

Cardiff Wales

Mon 14/12

08:35-14:05

1 stop10h 30m

Boston Logan Intl

Wed 16/12

19:10-15:40

2 stops39h 30m

£664

CardiffBoston

CWL Cardiff Wales - BOS Boston Logan Intl

CWLBOS

Cardiff Wales

Thu 10/12

13:25-16:05

2 stops31h 40m

Boston Logan Intl

Thu 17/12

22:35-15:40

1 stop12h 05m

£682

CardiffBoston

CWL Cardiff Wales - BOS Boston Logan Intl

CWLBOS

Cardiff Wales

Sat 13/2

10:15-22:26

2 stops17h 11m

Boston Logan Intl

Fri 19/2

13:10-09:50

2 stops15h 40m

£684

CardiffBoston

CWL Cardiff Wales - BOS Boston Logan Intl

CWLBOS

Cardiff Wales

Mon 7/12

10:20-19:01

1 stop13h 41m

Boston Logan Intl

Mon 14/12

12:04-09:45

2 stops16h 41m

£707

CardiffBoston

CWL Cardiff Wales - BOS Boston Logan Intl

CWLBOS

Cardiff Wales

Mon 7/12

10:20-22:58

2 stops17h 38m

Boston Logan Intl

Mon 14/12

12:04-09:45

2 stops16h 41m

£711

CardiffBoston

CWL Cardiff Wales - BOS Boston Logan Intl

CWLBOS

Cardiff Wales

Mon 7/12

10:20-19:01

1 stop13h 41m

Boston Logan Intl

Mon 14/12

19:25-09:45

1 stop9h 20m

£712
Fastest return journey

CardiffBoston

CWL Cardiff Wales - BOS Boston Logan Intl

CWLBOS

Cardiff Wales

Mon 14/12

08:35-14:05

1 stop10h 30m

Boston Logan Intl

Wed 16/12

21:20-13:00

1 stop10h 40m

£716

CardiffBoston

CWL Cardiff Wales - BOS Boston Logan Intl

CWLBOS

Cardiff Wales

Mon 7/12

10:20-19:01

1 stop13h 41m

Boston Logan Intl

Mon 14/12

19:25-17:00

1 stop16h 35m

£730

Flights are sorted by cheapest return flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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See travel insights to Boston from

How to get the cheapest flight ticket from Cardiff to Boston

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 Boston Logan Intl?

KLM is the most popular carrier operating from Cardiff Wales to Boston Logan Intl

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

£1,013

Fastest flight time

31h 40m

Direct flights

None
The best one-way flight to Boston from Cardiff in the past 72 hours is £1,013. The best return flight deal from Cardiff to Boston found on momondo in the last 72 hours is £579.
The fastest flight from Cardiff to Boston takes 31h 40m
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 31h 40m.

  • 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.

Travelling to a place near Boston?

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