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 are updated daily.

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 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 Boston Logan Intl Airport.

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

The travel and health documents you'll need for your trip to Boston Logan Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Boston Logan Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$413 Cheap Flights from Cardiff to Boston in 2026

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Find the cheapest flights from Cardiff to Boston

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:10 pm - 10:39 pm

CWL

BOS

29h 29m

3 stops

6:50 pm - 10:15 am

BOS

CWL

34h 25m

2 stops

$831Multiple Airlines

Mon, Jun 1 - Sun, Jun 7

11:35 am - 9:05 am

CWL

BOS

26h 30m

1 stop

4:45 pm - 10:15 am

BOS

CWL

36h 30m

2 stops

$848Multiple Airlines

Mon, Jun 1 - Sun, Jun 7

11:35 am - 9:05 am

CWL

BOS

26h 30m

1 stop

4:45 pm - 10:15 am

BOS

CWL

36h 30m

2 stops

$858Multiple Airlines

Mon, Jun 1 - Sun, Jun 7

11:35 am - 2:47 pm

CWL

BOS

32h 12m

2 stops

6:50 pm - 10:15 am

BOS

CWL

34h 25m

2 stops

$871Multiple Airlines

Mon, Jun 1 - Sun, Jun 7

11:35 am - 9:05 am

CWL

BOS

26h 30m

1 stop

10:05 am - 10:15 am

BOS

CWL

19h 10m

1 stop

$886Multiple Airlines

Mon, Jun 1 - Sun, Jun 7

11:35 am - 9:05 am

CWL

BOS

26h 30m

1 stop

10:05 am - 10:15 am

BOS

CWL

19h 10m

1 stop

$889Multiple Airlines

Mon, Jun 1 - Sun, Jun 7

10:10 pm - 10:39 pm

CWL

BOS

29h 29m

3 stops

6:50 pm - 10:15 am

BOS

CWL

34h 25m

2 stops

$893Multiple Airlines

Mon, Jun 1 - Sun, Jun 7

11:35 am - 9:05 am

CWL

BOS

26h 30m

1 stop

8:25 pm - 10:15 am

BOS

CWL

32h 50m

1 stop

$902Multiple Airlines

Tue, Jun 9 - Tue, Jun 16

11:35 am - 10:39 pm

CWL

BOS

16h 04m

1 stop

6:50 pm - 10:15 am

BOS

CWL

34h 25m

2 stops

$926Multiple Airlines

Tue, Jun 9 - Tue, Jun 16

10:45 pm - 8:55 pm

CWL

BOS

27h 10m

3 stops

6:35 pm - 10:15 am

BOS

CWL

10h 40m

1 stop

$935Multiple Airlines

Fri, Jun 5 - Fri, Jun 12

KLM flights from Cardiff to Boston

Our best KLM deals on Cardiff to Boston flight tickets

KLM

Jun 25

CWL9:45 amCardiff Wales

13h 45m

1 stop

BOS6:30 pmBoston Logan Intl

Jul 2

BOS8:25 pmBoston Logan Intl

31h 50m

1 stop

CWL9:15 amCardiff Wales

$1,046

KLM

Jul 3

CWL5:15 pmCardiff Wales

30h 15m

1 stop

BOS6:30 pmBoston Logan Intl

Jul 17

BOS8:25 pmBoston Logan Intl

15h 40m

1 stop

CWL5:05 pmCardiff Wales

$1,085

KLM

Jun 24

CWL9:45 amCardiff Wales

13h 45m

1 stop

BOS6:30 pmBoston Logan Intl

Jul 1

BOS8:25 pmBoston Logan Intl

15h 20m

1 stop

CWL4:45 pmCardiff Wales

$1,088

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Mon 6/1

10:10 pm-10:39 pm

3 stops29h 29m

Boston Logan Intl

Sun 6/7

6:50 pm-10:15 am

2 stops34h 25m

$831

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Mon 6/1

11:35 am-9:05 am

1 stop26h 30m

Boston Logan Intl

Sun 6/7

4:45 pm-10:15 am

2 stops36h 30m

$848

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Mon 6/1

11:35 am-9:05 am

1 stop26h 30m

Boston Logan Intl

Sun 6/7

4:45 pm-10:15 am

2 stops36h 30m

$858

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Mon 6/1

11:35 am-2:47 pm

2 stops32h 12m

Boston Logan Intl

Sun 6/7

6:50 pm-10:15 am

2 stops34h 25m

$871

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Mon 6/1

11:35 am-9:05 am

1 stop26h 30m

Boston Logan Intl

Sun 6/7

10:05 am-10:15 am

1 stop19h 10m

$886

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Mon 6/1

11:35 am-9:05 am

1 stop26h 30m

Boston Logan Intl

Sun 6/7

10:05 am-10:15 am

1 stop19h 10m

$889

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Mon 6/1

10:10 pm-10:39 pm

3 stops29h 29m

Boston Logan Intl

Sun 6/7

6:50 pm-10:15 am

2 stops34h 25m

$893

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Tue 6/9

11:35 am-9:05 am

1 stop26h 30m

Boston Logan Intl

Tue 6/16

8:25 pm-10:15 am

1 stop32h 50m

$902

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Tue 6/9

11:35 am-10:39 pm

1 stop16h 04m

Boston Logan Intl

Tue 6/16

6:50 pm-10:15 am

2 stops34h 25m

$926

Quickest round-trip

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Fri 6/5

10:45 pm-8:55 pm

3 stops27h 10m

Boston Logan Intl

Fri 6/12

6:35 pm-10:15 am

1 stop10h 40m

$935

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first

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?

WestJet 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 round-trip 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

Fastest flight time	26h 30m
Direct flights	None

The fastest flight from Cardiff to Boston takes 26h 30m

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 distance between Cardiff Wales and Boston Logan Intl is about 3144.0 mi. Flights usually cover this in 26h 30m, depending on flying conditions and air traffic around both airports.
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 are updated daily.
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 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 Boston Logan Intl Airport.
What documentation or ID do you need to fly to Boston Logan Intl Airport?
The travel and health documents you'll need for your trip to Boston Logan Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Boston Logan Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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Salem

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Old Orchard Beach

Hampton

York Beach

Kennebunkport

Cambridge

Plymouth

South Yarmouth

Gloucester

Narragansett

Falmouth

Brockton

Chatham

Warwick

Sturbridge

Laconia

Dennis Port

Nashua

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

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Boston from Cardiff.

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

If you are simply researching potential flights to Boston, momondo offers a useful price alert feature which will track prices for flights to Boston from Cardiff and alert you when they change.