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Cheap flights from Boston to Cardiff from £609

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Cardiff departing on 8/12. 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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0 bags
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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.
21:15 - 09:50BOS-CWL
31h 35m1 stop
17:25 - 13:30CWL-BOS
25h 05m1 stop
£609KLM
Find Deal
Sun, 8 Dec - Thu, 12 Dec
21:15 - 09:50BOS-CWL
31h 35m1 stop
17:25 - 13:30CWL-BOS
25h 05m1 stop
£611KLM
Find Deal
Sun, 8 Dec - Thu, 12 Dec
21:15 - 09:50BOS-CWL
31h 35m1 stop
10:20 - 22:26CWL-BOS
17h 06m2 stops
£617KLM
Find Deal
Sun, 8 Dec - Thu, 12 Dec
19:10 - 16:55BOS-CWL
16h 45m1 stop
10:20 - 14:25CWL-BOS
32h 05m1 stop
£619KLM
Find Deal
Mon, 3 Mar - Mon, 17 Mar
11:45 - 09:50BOS-CWL
17h 05m2 stops
10:20 - 19:15CWL-BOS
13h 55m1 stop
£623Delta
Find Deal
Tue, 11 Feb - Fri, 14 Feb
13:08 - 09:50BOS-CWL
15h 42m2 stops
10:20 - 22:22CWL-BOS
16h 02m2 stops
£630Delta
Find Deal
Mon, 3 Mar - Mon, 17 Mar
13:21 - 16:45BOS-CWL
22h 24m2 stops
09:45 - 15:49CWL-BOS
35h 04m2 stops
£712Air France
Find Deal
Tue, 13 May - Mon, 19 May
21:50 - 12:25BOS-CWL
33h 35m2 stops
12:00 - 16:50CWL-BOS
33h 50m2 stops
£816Aer Lingus
Find Deal
Tue, 13 May - Mon, 19 May
07:25 - 11:30BOS-CWL
23h 05m2 stops
12:00 - 00:14CWL-BOS
17h 14m3 stops
Tue, 13 May - Mon, 19 May
07:25 - 11:30BOS-CWL
23h 05m2 stops
12:00 - 00:14CWL-BOS
17h 14m3 stops
Tue, 13 May - Mon, 19 May
BOS-CWL
3137 mimulti-stop
Multiple Airlines
Find Deal

KLM flights from Boston to Cardiff

Our best KLM deals on Boston to Cardiff flight tickets
KLM
8 Dec
BOS21:15Boston Logan Intl
31h 35m
1 stop
CWL09:50Cardiff Wales
12 Dec
CWL17:25Cardiff Wales
25h 05m
1 stop
BOS13:30Boston Logan Intl
KLM
8 Dec
BOS21:15Boston Logan Intl
31h 35m
1 stop
CWL09:50Cardiff Wales
12 Dec
CWL17:25Cardiff Wales
25h 05m
1 stop
BOS13:30Boston Logan Intl
KLM
8 Dec
BOS21:15Boston Logan Intl
31h 35m
1 stop
CWL09:50Cardiff Wales
12 Dec
CWL10:20Cardiff Wales
17h 06m
2 stops
BOS22:26Boston Logan Intl

Delta flights from Boston to Cardiff

Our best Delta deals on Boston to Cardiff flight tickets
Delta
11 Feb
BOS11:45Boston Logan Intl
17h 05m
2 stops
CWL09:50Cardiff Wales
14 Feb
CWL10:20Cardiff Wales
13h 55m
1 stop
BOS19:15Boston Logan Intl
Delta
3 Mar
BOS13:08Boston Logan Intl
15h 42m
2 stops
CWL09:50Cardiff Wales
17 Mar
CWL10:20Cardiff Wales
16h 02m
2 stops
BOS22:22Boston Logan Intl
Delta
11 Feb
BOS11:45Boston Logan Intl
17h 05m
2 stops
CWL09:50Cardiff Wales
14 Feb
CWL10:20Cardiff Wales
17h 07m
2 stops
BOS22:27Boston Logan Intl

See travel insights to Cardiff from

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 typical price of a round-trip flight between Boston and Cardiff?

What is the cheapest month to fly to Cardiff?

The month of February is, on average, the cheapest month to fly to Cardiff from Boston, with most prices found around £563. If you are unable to visit Cardiff during the month of February, then departing from Boston during the month October is also very affordable. Most momondo users find prices during this month for around £629.

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

£609

Fastest flight time

9h 05m

Direct flights

None

Airports in Cardiff

1 airport
The best flight deal from Boston to Cardiff found on momondo in the last 72 hours is £609
The fastest flight from Boston to Cardiff takes 9h 05m
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 05m 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