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Cheap flights from Maryland to Cardiff from £260

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Maryland to Cardiff departing on 2/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags
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Find the cheapest flights from Maryland to Cardiff

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
06:00 - 23:05
DCA
-
CWL
36h 05m
3 stops
Multiple Airlines Logo
23:15 - 22:28
CWL
-
DCA
28h 13m
3 stops
£663Multiple Airlines
Tue, 19 May - Tue, 26 May
Multiple Airlines Logo
15:45 - 23:05
IAD
-
CWL
26h 20m
3 stops
Multiple Airlines Logo
23:15 - 20:29
CWL
-
IAD
26h 14m
3 stops
£738Multiple Airlines
Tue, 19 May - Tue, 26 May
Multiple Airlines Logo
12:39 - 23:05
IAD
-
CWL
29h 26m
2 stops
Multiple Airlines Logo
23:15 - 20:29
CWL
-
IAD
26h 14m
3 stops
£750Multiple Airlines
Tue, 19 May - Tue, 26 May
KLM Logo
18:10 - 09:15
IAD
-
CWL
10h 05m
1 stop
KLM Logo
17:15 - 15:35
CWL
-
IAD
27h 20m
1 stop
£849KLM
Mon, 4 May - Mon, 11 May
KLM Logo
12:45 - 09:15
IAD
-
CWL
15h 30m
2 stops
KLM Logo
17:15 - 15:35
CWL
-
IAD
27h 20m
1 stop
£853KLM
Mon, 4 May - Mon, 11 May
Delta Logo
12:45 - 09:15
IAD
-
CWL
15h 30m
2 stops
Delta Logo
09:45 - 21:24
CWL
-
IAD
16h 39m
2 stops
£860Delta
Wed, 6 May - Wed, 13 May
Delta Logo
05:45 - 09:15
PHL
-
CWL
22h 30m
2 stops
Delta Logo
09:45 - 22:09
CWL
-
PHL
17h 24m
2 stops
£945Delta
Wed, 20 May - Wed, 27 May
WestJet Logo
06:10 - 10:15
BWI
-
CWL
23h 05m
2 stops
WestJet Logo
11:35 - 23:18
CWL
-
BWI
40h 43m
2 stops
£1,075WestJet
Mon, 1 Jun - Sat, 13 Jun
Aer Lingus Logo
21:30 - 11:30
BWI
-
CWL
33h 00m
2 stops
Aer Lingus Logo
12:00 - 19:40
CWL
-
BWI
36h 40m
2 stops
£1,165Aer Lingus
Mon, 18 May - Mon, 25 May
Aer Lingus Logo
21:30 - 11:30
BWI
-
CWL
33h 00m
2 stops
Aer Lingus Logo
12:00 - 19:40
CWL
-
BWI
36h 40m
2 stops
£1,318Aer Lingus
Wed, 29 Apr - Sun, 3 May

Aer Lingus flights from Maryland to Cardiff

Our best Aer Lingus deals on Maryland to Cardiff flight tickets
Aer Lingus
18 May
BWI21:30Baltimore/Washington
33h 00m
2 stops
CWL11:30Cardiff Wales
25 May
CWL12:00Cardiff Wales
36h 40m
2 stops
BWI19:40Baltimore/Washington
£1,165
Aer Lingus
18 May
IAD22:25Washington, D.C. Dulles Intl
32h 05m
2 stops
CWL11:30Cardiff Wales
25 May
CWL12:00Cardiff Wales
32h 45m
2 stops
IAD15:45Washington, D.C. Dulles Intl
£1,258
Aer Lingus
29 Apr
BWI21:30Baltimore/Washington
33h 00m
2 stops
CWL11:30Cardiff Wales
3 May
CWL12:00Cardiff Wales
36h 40m
2 stops
BWI19:40Baltimore/Washington
£1,318

Delta flights from Maryland to Cardiff

Our best Delta deals on Maryland to Cardiff flight tickets
Delta
6 May
IAD12:45Washington, D.C. Dulles Intl
15h 30m
2 stops
CWL09:15Cardiff Wales
13 May
CWL09:45Cardiff Wales
16h 39m
2 stops
IAD21:24Washington, D.C. Dulles Intl
£860
Delta
4 May
IAD18:37Washington, D.C. Dulles Intl
17h 08m
2 stops
CWL16:45Cardiff Wales
11 May
CWL09:45Cardiff Wales
18h 11m
2 stops
IAD22:56Washington, D.C. Dulles Intl
£898
Delta
20 May
PHL05:45Philadelphia
22h 30m
2 stops
CWL09:15Cardiff Wales
27 May
CWL09:45Cardiff Wales
17h 24m
2 stops
PHL22:09Philadelphia
£945

momondo Fare Finder

 
Customise your flight search to find flights from Maryland to Cardiff that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 7 April 2026.
Use the filters below to find and compare flights from Maryland to Cardiff that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Washington, D.C.Cardiff

DCA - CWL

DCACWL

Washington, D.C. Reagan-National

Tue 19/5

06:00-23:05

3 stops36h 05m

Cardiff Wales

Tue 26/5

23:15-22:28

3 stops28h 13m

£663

Washington, D.C.Cardiff

IAD - CWL

IADCWL

Washington, D.C. Dulles Intl

Tue 19/5

15:45-23:05

3 stops26h 20m

Cardiff Wales

Tue 26/5

23:15-20:29

3 stops26h 14m

£738

Washington, D.C.Cardiff

IAD - CWL

IADCWL

Washington, D.C. Dulles Intl

Tue 19/5

12:39-23:05

2 stops29h 26m

Cardiff Wales

Tue 26/5

23:15-20:29

3 stops26h 14m

£750

Washington, D.C.Cardiff

IAD - CWL

IADCWL

Washington, D.C. Dulles Intl

Mon 4/5

18:10-09:15

1 stop10h 05m

Cardiff Wales

Mon 11/5

17:15-15:35

1 stop27h 20m

£849

Washington, D.C.Cardiff

IAD - CWL

IADCWL

Washington, D.C. Dulles Intl

Mon 4/5

12:45-09:15

2 stops15h 30m

Cardiff Wales

Mon 11/5

17:15-15:35

1 stop27h 20m

£853
Fastest return journey

Washington, D.C.Cardiff

IAD - CWL

IADCWL

Washington, D.C. Dulles Intl

Wed 6/5

12:45-09:15

2 stops15h 30m

Cardiff Wales

Wed 13/5

09:45-21:24

2 stops16h 39m

£860

PhiladelphiaCardiff

PHL - CWL

PHLCWL

Philadelphia

Wed 20/5

05:45-09:15

2 stops22h 30m

Cardiff Wales

Wed 27/5

09:45-22:09

2 stops17h 24m

£945

BaltimoreCardiff

BWI - CWL

BWICWL

Baltimore/Washington

Mon 1/6

06:10-10:15

2 stops23h 05m

Cardiff Wales

Sat 13/6

11:35-23:18

2 stops40h 43m

£1,075

BaltimoreCardiff

BWI - CWL

BWICWL

Baltimore/Washington

Mon 18/5

21:30-11:30

2 stops33h 00m

Cardiff Wales

Mon 25/5

12:00-19:40

2 stops36h 40m

£1,165

BaltimoreCardiff

BWI - CWL

BWICWL

Baltimore/Washington

Wed 29/4

21:30-11:30

2 stops33h 00m

Cardiff Wales

Sun 3/5

12:00-19:40

2 stops36h 40m

£1,318

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Cardiff from

How to get the cheapest flight ticket from Maryland 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 airline that flies from Maryland to Cardiff Wales?

KLM, Delta, and Aer Lingus are the most popular carriers operating from Maryland to Cardiff Wales

Cheap Maryland to Cardiff flight deals and tips

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

Fastest flight time

10h 35m

Direct flights

None
The fastest flight from Maryland to Cardiff takes 10h 35m
There are no direct flights from Maryland to Cardiff. There are no popular flight routes from Maryland to Cardiff.
Search flight deals

Frequently asked questions about flying from Maryland to Cardiff

  • When did momondo last update prices for flights from Maryland to Cardiff Wales Airport?

    Prices for flights from Maryland to Cardiff Wales Airport refresh daily.

  • How old do you have to be to fly from Maryland 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 Maryland to Cardiff Wales Airport.

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

    The required travel and health documents for your Cardiff Wales 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 Cardiff Wales Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Travelling to a place near Cardiff?

Book flights to Cardiff if you plan to visit one of these locations
Barry
Bridgend

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Cardiff from Maryland.

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

Flights from Maryland 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 Maryland to Cardiff?

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 Cardiff from Maryland.

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

Yes momondo offers price alerts on flights to Cardiff from Maryland. 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 Cardiff trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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Find better results for your trip to the United Kingdom

Airports servicing Wales

Holyhead Anglesey Airport