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Cheap flights from Cardiff to Maryland from £345

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 23/5. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — BWI
22 Jan — 29 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Cardiff to Maryland

Enter your travel dates to find the best prices.

Best flights from Cardiff to Maryland
Discover carefully curated flight deals from Cardiff to Maryland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 December 2025.

Wed 4/217:25CWL - IAD
1 stop27h 40mKLM
Wed 11/219:30IAD - CWL
2 stops16h 25mKLM
Deal found 21/12£547
Mon 12/110:20CWL - PHL
2 stops35h 08mDelta
Mon 19/112:29PHL - CWL
2 stops16h 21mDelta
Deal found 21/12£737
Sun 18/121:20CWL - IAD
2 stops22h 55mMultiple Airlines
Sun 25/119:40IAD - CWL
3 stops33h 10mMultiple Airlines
Deal found 21/12£789
Sun 18/117:30CWL - IAD
1 stop27h 35mKLM
Sun 25/112:23IAD - CWL
2 stops16h 27mKLM
Deal found 21/12£549
Wed 4/210:20CWL - DCA
2 stops17h 37mKLM
Wed 11/219:30DCA - CWL
2 stops16h 25mKLM
Deal found 21/12£552
Wed 4/210:20CWL - BWI
2 stops28h 04mKLM
Wed 11/218:59BWI - CWL
2 stops16h 56mKLM
Deal found 21/12£581
Wed 4/215:55CWL - IAD
1 stop28h 40mMultiple Airlines
Wed 11/217:05IAD - CWL
1 stop12h 00mMultiple Airlines
Deal found 21/12£844
Wed 4/215:55CWL - DCA
3 stops31h 10mMultiple Airlines
Wed 11/216:15DCA - CWL
3 stops19h 40mMultiple Airlines
Deal found 21/12£1,010
Wed 4/217:25CWL - BWI
3 stops30h 15mMultiple Airlines
Wed 11/219:40BWI - CWL
3 stops31h 25mMultiple Airlines
Deal found 21/12£1,010
Sun 18/117:30CWL - BWI
3 stops30h 10mMultiple Airlines
Sun 25/119:40BWI - CWL
3 stops33h 10mMultiple Airlines
Deal found 21/12£1,252

Find flight deals from Cardiff to Maryland

Keep the following information in mind while searching for Cardiff to Maryland flight deals. Data was last updated 23 December 2025.

Round-trip from

£547

One-way from

£345
KLM
  • KLM
  • 4/2-11/2
  • 3 total stops
  • 44h 05m total
  • Cardiff to Maryland
Search Deals
23/5
  • 23/5
  • 2 total stops
  • 15h 00m total
  • Cardiff to Maryland
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Cardiff to Maryland 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, Cheapflights users made 858,174 searches. Data last updated 23 December 2025.
Use the filters below to find and compare flights from Cardiff to Maryland that are best for you.

Fly from

Cardiff

Fly to

Maryland

Route

Depart

Return

Price

CardiffWashington, D.C.

CWL - IAD

CWLIAD

Cardiff Wales

Wed 4/2

17:25-16:05

1 stop27h 40m

Washington, D.C. Dulles Intl

Wed 11/2

19:30-16:55

2 stops16h 25m

£547

CardiffWashington, D.C.

CWL - IAD

CWLIAD

Cardiff Wales

Sun 18/1

17:30-16:05

1 stop27h 35m

Washington, D.C. Dulles Intl

Sun 25/1

12:23-09:50

2 stops16h 27m

£549

CardiffWashington, D.C.

CWL - DCA

CWLDCA

Cardiff Wales

Wed 4/2

10:20-22:57

2 stops17h 37m

Washington, D.C. Reagan-National

Wed 11/2

19:30-16:55

2 stops16h 25m

£552

CardiffBaltimore

CWL - BWI

CWLBWI

Cardiff Wales

Wed 4/2

10:20-09:24

2 stops28h 04m

Baltimore/Washington

Wed 11/2

18:59-16:55

2 stops16h 56m

£581

CardiffPhiladelphia

CWL - PHL

CWLPHL

Cardiff Wales

Mon 12/1

10:20-16:28

2 stops35h 08m

Philadelphia

Mon 19/1

12:29-09:50

2 stops16h 21m

£737

CardiffWashington, D.C.

CWL - IAD

CWLIAD

Cardiff Wales

Sun 18/1

21:20-15:15

2 stops22h 55m

Washington, D.C. Dulles Intl

Sun 25/1

19:40-09:50

3 stops33h 10m

£789

CardiffWashington, D.C.

CWL - IAD

CWLIAD

Cardiff Wales

Wed 4/2

15:55-15:35

1 stop28h 40m

Washington, D.C. Dulles Intl

Wed 11/2

17:05-10:05

1 stop12h 00m

£844

CardiffWashington, D.C.

CWL - DCA

CWLDCA

Cardiff Wales

Wed 4/2

15:55-18:05

3 stops31h 10m

Washington, D.C. Reagan-National

Wed 11/2

16:15-16:55

3 stops19h 40m

£1,010

CardiffBaltimore

CWL - BWI

CWLBWI

Cardiff Wales

Wed 4/2

17:25-18:40

3 stops30h 15m

Baltimore/Washington

Wed 11/2

19:40-08:05

3 stops31h 25m

£1,010

CardiffBaltimore

CWL - BWI

CWLBWI

Cardiff Wales

Sun 18/1

17:30-18:40

3 stops30h 10m

Baltimore/Washington

Sun 25/1

19:40-09:50

3 stops33h 10m

£1,252

Flights are sorted by cheapest return flights first.

Deals found on 22/12

Showing 1-10 of 16 results
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Best time to book a flight from Cardiff to Maryland

Have a flexible travel schedule? Discover the best time to fly to Maryland from Cardiff with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Cardiff to Maryland
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Cardiff to Maryland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Cardiff to Maryland?

    Cardiff Wales (CWL), located 9.1 mi from the city center, is the airport you fly out of when you book flights from Cardiff to Maryland.

  • How long is the flight from Cardiff to Maryland?

    Airlines like KLM and Delta fly from Cardiff to Maryland in about 27h 40m. The time it takes to get you to your destination can typically vary by up to 7h 28m. Cardiff and Maryland are separated by a distance of 3548 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most popular routes from Cardiff to Maryland?

    The most popular flight routes from Cardiff to Maryland are Cardiff Wales - Baltimore/Washington, Cardiff Wales - Washington, D.C. Dulles Intl and Cardiff Wales - Philadelphia.

  • Can I find deals for flights from Cardiff to Maryland that include hotel bookings?

    Yes. In addition to deals on Cardiff to Maryland flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Cardiff to Maryland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Cardiff to Maryland.

  • Can I find deals for business class flights from Cardiff to Maryland?

    Yes. Cheapflights offers flight deals from Cardiff to Maryland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Fly with Cheapflights

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How does Cheapflights help users find flights from Cardiff to Maryland?

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Why should you use Cheapflights to find cheap flight tickets from Cardiff to Maryland?

Cheapflights helps you find that perfect flight to Maryland from Cardiff by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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Yes, we can. To see specific flights from Cardiff to Maryland with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Cardiff to Maryland become cheaper?

Yes, Cheapflights offers price alerts on Cardiff to Maryland flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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