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

Confirm your travel details to search for the latest offers for flights from Cardiff to Boston . While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

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 compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

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.

$946 Cheap Flights from Cardiff to Boston in 2025/26

1 adult

0 bags

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Find the cheapest flights from Cardiff to Boston

Round-trip

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Cheap round-trip flights

Enter your travel dates to find the best prices.

10:20 am - 1:20 pmCWL-BOS

32h 00m1 stop

2:00 pm - 4:45 pmBOS-CWL

21h 45m2 stops

$858Virgin Atlantic

Find Deal

Thu, Nov 13 - Thu, Nov 20

10:20 am - 7:37 amCWL-BOS

26h 17m2 stops

2:00 pm - 4:45 pmBOS-CWL

21h 45m2 stops

$868Virgin Atlantic

Find Deal

Thu, Nov 13 - Thu, Nov 20

12:00 pm - 4:10 pmCWL-BOS

33h 10m2 stops

7:30 am - 11:30 amBOS-CWL

23h 00m2 stops

$946British Airways

Find Deal

Sun, Nov 2 - Mon, Nov 24

10:20 am - 2:20 pmCWL-BOS

32h 00m1 stop

8:45 pm - 4:45 pmBOS-CWL

15h 00m2 stops

$1,049Delta

Find Deal

Thu, Mar 26 - Mon, Mar 30

10:20 am - 3:18 pmCWL-BOS

32h 58m2 stops

5:00 pm - 4:45 pmBOS-CWL

18h 45m2 stops

$1,055Delta

Find Deal

Thu, Mar 26 - Mon, Mar 30

5:25 pm - 8:00 pmCWL-BOS

31h 35m3 stops

10:45 pm - 10:00 pmBOS-CWL

18h 15m2 stops

$1,121Multiple Airlines

Find Deal

Thu, Nov 13 - Thu, Nov 20

5:25 pm - 8:00 pmCWL-BOS

31h 35m3 stops

6:40 pm - 9:50 amBOS-CWL

34h 10m3 stops

$1,260Multiple Airlines

Find Deal

Thu, Nov 13 - Thu, Nov 20

10:20 am - 6:55 pmCWL-BOS

13h 35m1 stop

8:50 pm - 4:55 pmBOS-CWL

15h 05m1 stop

$1,433KLM

Find Deal

Fri, Dec 19 - Fri, Jan 2

10:20 am - 10:23 pmCWL-BOS

17h 03m2 stops

8:50 pm - 4:55 pmBOS-CWL

15h 05m1 stop

$1,439KLM

Find Deal

Fri, Dec 19 - Fri, Jan 2

8:35 am - 4:00 pmCWL-BOS

36h 25m2 stops

7:30 am - 11:30 amBOS-CWL

23h 00m2 stops

$1,538British Airways

Find Deal

Fri, Dec 19 - Fri, Jan 2

Delta flights from Cardiff to Boston

Our best Delta deals on Cardiff to Boston flight tickets

Delta

Mar 26

CWL10:20 amCardiff Wales

32h 00m

1 stop

BOS2:20 pmBoston Logan Intl

Mar 30

BOS8:45 pmBoston Logan Intl

15h 00m

2 stops

CWL4:45 pmCardiff Wales

$1,049

Find similar

Delta

Mar 26

CWL10:20 amCardiff Wales

32h 58m

2 stops

BOS3:18 pmBoston Logan Intl

Mar 30

BOS5:00 pmBoston Logan Intl

18h 45m

2 stops

CWL4:45 pmCardiff Wales

$1,055

Find similar

Delta

Mar 26

CWL10:20 amCardiff Wales

29h 01m

2 stops

BOS11:21 amBoston Logan Intl

Mar 30

BOS8:45 pmBoston Logan Intl

15h 00m

2 stops

CWL4:45 pmCardiff Wales

$1,057

Find similar

British Airways flights from Cardiff to Boston

Our best British Airways deals on Cardiff to Boston flight tickets

British Airways

Nov 2

CWL12:00 pmCardiff Wales

33h 10m

2 stops

BOS4:10 pmBoston Logan Intl

Nov 24

BOS7:30 amBoston Logan Intl

23h 00m

2 stops

CWL11:30 amCardiff Wales

$946

Find similar

British Airways

Dec 19

CWL8:35 amCardiff Wales

36h 25m

2 stops

BOS4:00 pmBoston Logan Intl

Jan 2

BOS7:30 amBoston Logan Intl

23h 00m

2 stops

CWL11:30 amCardiff Wales

$1,538

Find similar

British Airways

Dec 19

CWL8:35 amCardiff Wales

16h 10m

2 stops

BOS7:45 pmBoston Logan Intl

Jan 2

BOS7:30 amBoston Logan Intl

23h 00m

2 stops

CWL11:30 amCardiff Wales

$1,544

Find similar

Fly from

Fly to

Route

Depart

Return

Price

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Thu 11/13

10:20 am-1:20 pm

1 stop32h 00m

Boston Logan Intl

Thu 11/20

2:00 pm-4:45 pm

2 stops21h 45m

$858

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Thu 11/13

10:20 am-7:37 am

2 stops26h 17m

Boston Logan Intl

Thu 11/20

2:00 pm-4:45 pm

2 stops21h 45m

$868

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Sun 11/2

12:00 pm-4:10 pm

2 stops33h 10m

Boston Logan Intl

Mon 11/24

7:30 am-11:30 am

2 stops23h 00m

$946

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Thu 3/26

10:20 am-2:20 pm

1 stop32h 00m

Boston Logan Intl

Mon 3/30

8:45 pm-4:45 pm

2 stops15h 00m

$1,049

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Thu 3/26

10:20 am-3:18 pm

2 stops32h 58m

Boston Logan Intl

Mon 3/30

5:00 pm-4:45 pm

2 stops18h 45m

$1,055

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Thu 11/13

5:25 pm-8:00 pm

3 stops31h 35m

Boston Logan Intl

Thu 11/20

10:45 pm-10:00 pm

2 stops18h 15m

$1,121

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Thu 11/13

5:25 pm-8:00 pm

3 stops31h 35m

Boston Logan Intl

Thu 11/20

6:40 pm-9:50 am

3 stops34h 10m

$1,260

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Fri 12/19

10:20 am-6:55 pm

1 stop13h 35m

Boston Logan Intl

Fri 1/2

8:50 pm-4:55 pm

1 stop15h 05m

$1,433

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Fri 12/19

10:20 am-10:23 pm

2 stops17h 03m

Boston Logan Intl

Fri 1/2

8:50 pm-4:55 pm

1 stop15h 05m

$1,439

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Fri 12/19

8:35 am-4:00 pm

2 stops36h 25m

Boston Logan Intl

Fri 1/2

7:30 am-11:30 am

2 stops23h 00m

$1,538

Flights are sorted by cheapest round-trip 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 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

Direct flights	None

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

Search flight deals

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 13h 25m, 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.

How do I get Price Alerts for flights from Cardiff to Boston?
Confirm your travel details to search for the latest offers for flights from Cardiff to Boston. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.
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 compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

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Old Orchard Beach

Hampton

York Beach

Plymouth

Kennebunkport

Cambridge

South Yarmouth

Narragansett

Nashua

Gloucester

Brockton

Laconia

Falmouth

Concord

Everett

Chatham

Sturbridge

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Cardiff to Boston. Millions of users trust and use momondo every year so you are in good hands.

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.