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Cheap flights from Boston to Cardiff from £438

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Cardiff departing on 27/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Boston to Cardiff

Cheap return flights

These are some of the best return flight deals from Boston to Cardiff that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Boston to Cardiff.

Cheap last-minute flights

Planning a quick getaway from Boston to Cardiff? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Cardiff, so you can enjoy a seamless trip without stopovers.

Cheap bus & train deals from Boston to Cardiff

Find recent round-trip train or bus tickets from Boston to Cardiff.

All round-trip flight deals to Cardiff

The cheapest plane tickets to Cardiff found on KAYAK recently.
21:25 - 12:45BOS-CWL
10h 20m1 stop
11:00 - 18:50CWL-BOS
12h 50m1 stop
Sun, 13 Apr - Sun, 20 Apr
19:10 - 09:50BOS-CWL
9h 40m1 stop
17:25 - 14:25CWL-BOS
25h 00m1 stop
£615KLM
Find Deal
Mon, 3 Mar - Mon, 17 Mar
19:10 - 09:50BOS-CWL
9h 40m1 stop
17:25 - 14:25CWL-BOS
25h 00m1 stop
£617KLM
Find Deal
Mon, 3 Mar - Mon, 17 Mar
13:21 - 09:50BOS-CWL
15h 29m2 stops
10:20 - 14:25CWL-BOS
32h 05m1 stop
£619KLM
Find Deal
Mon, 3 Mar - Mon, 17 Mar
19:00 - 09:15BOS-CWL
9h 15m1 stop
09:45 - 16:50CWL-BOS
12h 05m1 stop
£657Delta
Find Deal
Tue, 13 May - Mon, 19 May
13:21 - 09:15BOS-CWL
14h 54m2 stops
09:45 - 16:50CWL-BOS
12h 05m1 stop
£660Delta
Find Deal
Tue, 13 May - Mon, 19 May
13:21 - 16:45BOS-CWL
22h 24m2 stops
09:45 - 23:32CWL-BOS
42h 47m2 stops
£709Air France
Find Deal
Tue, 13 May - Mon, 19 May
21:20 - 12:50BOS-CWL
10h 30m1 stop
08:20 - 11:38CWL-BOS
32h 18m2 stops
Sun, 15 Dec - Sun, 22 Dec
07:30 - 11:30BOS-CWL
23h 00m2 stops
12:55 - 14:00CWL-BOS
30h 05m2 stops
£829British Airways
Find Deal
Sun, 15 Dec - Sun, 22 Dec
07:25 - 11:30BOS-CWL
23h 05m2 stops
12:55 - 20:10CWL-BOS
36h 15m2 stops
£845British Airways
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Sun, 13 Apr - Sun, 20 Apr
07:30 - 12:25BOS-CWL
23h 55m2 stops
£438British Airways
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Thu, 27 Feb
21:15 - 09:50BOS-CWL
31h 35m1 stop
17:25 - 13:35CWL-BOS
25h 10m1 stop
£604KLM
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Fri, 15 Nov - Mon, 18 Nov
13:58 - 09:55BOS-CWL
14h 57m2 stops
10:20 - 13:35CWL-BOS
32h 15m1 stop
£607KLM
Find Deal
Fri, 15 Nov - Mon, 18 Nov
13:58 - 09:55BOS-CWL
14h 57m2 stops
10:20 - 00:58CWL-BOS
19h 38m2 stops
£615KLM
Find Deal
Fri, 15 Nov - Mon, 18 Nov
07:30 - 11:30BOS-CWL
23h 00m3 stops
12:00 - 10:38CWL-BOS
27h 38m3 stops
£2,454
Find Deal
Fri, 15 Nov - Mon, 18 Nov
07:30 - 11:30BOS-CWL
23h 00m3 stops
12:00 - 10:38CWL-BOS
27h 38m3 stops
£3,279
Find Deal
Fri, 15 Nov - Mon, 18 Nov

Delta flights from Boston to Cardiff

Our best Delta deals on Boston to Cardiff flight tickets
Delta
13 May
BOS19:00Boston Logan Intl
9h 15m
1 stop
CWL09:15Cardiff Wales
19 May
CWL09:45Cardiff Wales
12h 05m
1 stop
BOS16:50Boston Logan Intl
Delta
13 May
BOS13:21Boston Logan Intl
14h 54m
2 stops
CWL09:15Cardiff Wales
19 May
CWL09:45Cardiff Wales
12h 05m
1 stop
BOS16:50Boston Logan Intl

KLM flights from Boston to Cardiff

Our best KLM deals on Boston to Cardiff flight tickets
KLM
15 Nov
BOS21:15Boston Logan Intl
31h 35m
1 stop
CWL09:50Cardiff Wales
18 Nov
CWL17:25Cardiff Wales
25h 10m
1 stop
BOS13:35Boston Logan Intl
KLM
15 Nov
BOS13:58Boston Logan Intl
14h 57m
2 stops
CWL09:55Cardiff Wales
18 Nov
CWL10:20Cardiff Wales
32h 15m
1 stop
BOS13:35Boston Logan Intl
KLM
3 Mar
BOS19:10Boston Logan Intl
9h 40m
1 stop
CWL09:50Cardiff Wales
17 Mar
CWL17:25Cardiff Wales
25h 00m
1 stop
BOS14:25Boston Logan Intl

How to get the cheapest flight ticket from Boston to Cardiff

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 month to fly from Boston to Cardiff?

February. The cheapest time of year to fly to Cardiff from Boston is February. The most expensive is July.

What is the cheapest Boston to Cardiff flight route?

Boston Logan Intl - Cardiff Wales. Fly from Boston Logan Intl to Cardiff Wales for the best Boston - Cardiff flight prices

When to book flights from Boston to Cardiff

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

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

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

Best price found

£438

Fastest flight time

9h 15m

Direct flights

None

Airports in Cardiff

1 airport
The best one-way flight to Cardiff from Boston in the past 72 hours is £438. The best return flight deal from Boston to Cardiff found on momondo in the last 72 hours is £520.
The fastest flight from Boston to Cardiff takes 9h 15m
There are no direct flights from Boston to Cardiff. Popular non-direct route for this connection is Boston Logan Intl Airport - Cardiff Wales Airport.
There is 1 airport near Cardiff: Cardiff Wales (CWL)

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

    Boston Logan Intl and Cardiff Wales are 3144.0 mi apart from one another. Typically, this will take 9h 15m by plane in normal conditions.

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

    Prices for flights from Boston Logan Intl Airport to Cardiff Wales Airport are refreshed on a daily basis.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to Cardiff Wales Airport.

  • What documentation or ID do you need to fly to Cardiff Wales Airport?

    The necessary travel and health documents for your Cardiff Wales Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.


Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Boston to Cardiff. momondo saves you time and could save you money on your trip.

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

Flights from Boston to Cardiff with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between Boston and Cardiff 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 Boston to Cardiff right now. Can momondo alert me if prices change?

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


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Airports servicing Wales