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Cheap flights from Baltimore to Cardiff from £474

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Baltimore to Cardiff departing on 17/8. 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

Find the cheapest flights from Baltimore to Cardiff

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
20:30 - 22:25
BWI
-
CWL
20h 55m
3 stops
Multiple Airlines Logo
12:00 - 18:05
CWL
-
BWI
34h 05m
2 stops
£829Multiple Airlines
Wed, 21 Oct - Sat, 31 Oct
KLM Logo
10:21 - 09:15
BWI
-
CWL
17h 54m
2 stops
KLM Logo
17:30 - 22:45
CWL
-
BWI
33h 15m
2 stops
£886KLM
Wed, 21 Oct - Sat, 31 Oct
Delta Logo
10:40 - 09:15
BWI
-
CWL
17h 35m
2 stops
Delta Logo
09:45 - 21:30
CWL
-
BWI
16h 45m
2 stops
£891Delta
Mon, 31 Aug - Wed, 9 Sep
Delta Logo
10:40 - 09:15
BWI
-
CWL
17h 35m
2 stops
Delta Logo
09:45 - 21:30
CWL
-
BWI
16h 45m
2 stops
£891Delta
Mon, 31 Aug - Wed, 9 Sep
Delta Logo
10:40 - 09:15
BWI
-
CWL
17h 35m
2 stops
Delta Logo
09:45 - 21:30
CWL
-
BWI
16h 45m
2 stops
£892Delta
Mon, 31 Aug - Wed, 9 Sep
Delta Logo
10:40 - 09:15
BWI
-
CWL
17h 35m
2 stops
Delta Logo
09:45 - 21:22
CWL
-
BWI
16h 37m
2 stops
£892Delta
Mon, 31 Aug - Wed, 9 Sep
Delta Logo
12:30 - 09:15
BWI
-
CWL
15h 45m
2 stops
Delta Logo
09:45 - 22:58
CWL
-
BWI
18h 13m
2 stops
£900Delta
Sun, 20 Sep - Tue, 6 Oct
Delta Logo
06:17 - 09:15
BWI
-
CWL
21h 58m
2 stops
Delta Logo
09:45 - 22:31
CWL
-
BWI
17h 46m
2 stops
£920Delta
Thu, 17 Sep - Thu, 24 Sep
Multiple Airlines Logo
23:20 - 09:15
BWI
-
CWL
28h 55m
3 stops
Multiple Airlines Logo
06:00 - 22:15
CWL
-
BWI
21h 15m
2 stops
£1,013Multiple Airlines
Sun, 20 Sep - Tue, 6 Oct
Aer Lingus Logo
21:35 - 11:30
BWI
-
CWL
32h 55m
2 stops
Aer Lingus Logo
12:00 - 17:15
CWL
-
BWI
34h 15m
2 stops
£1,170Aer Lingus
Sun, 13 Sep - Tue, 22 Sep

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Delta flights from Baltimore to Cardiff

Our best Delta deals on Baltimore to Cardiff flight tickets
Delta
31 Aug
BWI10:40Baltimore/Washington
17h 35m
2 stops
CWL09:15Cardiff Wales
9 Sept
CWL09:45Cardiff Wales
16h 45m
2 stops
BWI21:30Baltimore/Washington
£891
Delta
31 Aug
BWI10:40Baltimore/Washington
17h 35m
2 stops
CWL09:15Cardiff Wales
9 Sept
CWL09:45Cardiff Wales
16h 45m
2 stops
BWI21:30Baltimore/Washington
£891
Delta
31 Aug
BWI10:40Baltimore/Washington
17h 35m
2 stops
CWL09:15Cardiff Wales
9 Sept
CWL09:45Cardiff Wales
16h 45m
2 stops
BWI21:30Baltimore/Washington
£892

Aer Lingus flights from Baltimore to Cardiff

Our best Aer Lingus deals on Baltimore to Cardiff flight tickets
Aer Lingus
13 Sept
BWI21:35Baltimore/Washington
32h 55m
2 stops
CWL11:30Cardiff Wales
22 Sept
CWL12:00Cardiff Wales
34h 15m
2 stops
BWI17:15Baltimore/Washington
£1,170
Aer Lingus
10 Oct
BWI21:30Baltimore/Washington
33h 00m
2 stops
CWL11:30Cardiff Wales
18 Oct
CWL12:00Cardiff Wales
36h 40m
2 stops
BWI19:40Baltimore/Washington
£1,177

momondo Fare Finder

 
Customise your flight search to find flights from Baltimore 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 4 August 2026.
Use the filters below to find and compare flights from Baltimore to Cardiff that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BaltimoreCardiff

BWI - CWL

BWICWL

Baltimore/Washington

Wed 21/10

20:30-22:25

3 stops20h 55m

Cardiff Wales

Sat 31/10

12:00-18:05

2 stops34h 05m

£829

BaltimoreCardiff

BWI - CWL

BWICWL

Baltimore/Washington

Wed 21/10

10:21-09:15

2 stops17h 54m

Cardiff Wales

Sat 31/10

17:30-22:45

2 stops33h 15m

£886

BaltimoreCardiff

BWI - CWL

BWICWL

Baltimore/Washington

Mon 31/8

10:40-09:15

2 stops17h 35m

Cardiff Wales

Wed 9/9

09:45-21:30

2 stops16h 45m

£891

BaltimoreCardiff

BWI - CWL

BWICWL

Baltimore/Washington

Mon 31/8

10:40-09:15

2 stops17h 35m

Cardiff Wales

Wed 9/9

09:45-21:30

2 stops16h 45m

£891

BaltimoreCardiff

BWI - CWL

BWICWL

Baltimore/Washington

Mon 31/8

10:40-09:15

2 stops17h 35m

Cardiff Wales

Wed 9/9

09:45-21:30

2 stops16h 45m

£892

BaltimoreCardiff

BWI - CWL

BWICWL

Baltimore/Washington

Mon 31/8

10:40-09:15

2 stops17h 35m

Cardiff Wales

Wed 9/9

09:45-21:22

2 stops16h 37m

£892
Fastest return journey

BaltimoreCardiff

BWI - CWL

BWICWL

Baltimore/Washington

Sun 20/9

12:30-09:15

2 stops15h 45m

Cardiff Wales

Tue 6/10

09:45-22:58

2 stops18h 13m

£900

BaltimoreCardiff

BWI - CWL

BWICWL

Baltimore/Washington

Thu 17/9

06:17-09:15

2 stops21h 58m

Cardiff Wales

Thu 24/9

09:45-22:31

2 stops17h 46m

£920

BaltimoreCardiff

BWI - CWL

BWICWL

Baltimore/Washington

Sun 20/9

23:20-09:15

3 stops28h 55m

Cardiff Wales

Tue 6/10

06:00-22:15

2 stops21h 15m

£1,013

BaltimoreCardiff

BWI - CWL

BWICWL

Baltimore/Washington

Sun 13/9

21:35-11:30

2 stops32h 55m

Cardiff Wales

Tue 22/9

12:00-17:15

2 stops34h 15m

£1,170

Flights are sorted by cheapest return flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
1
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See travel insights to Cardiff from

How to get the cheapest flight ticket from Baltimore 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 Baltimore/Washington to Cardiff Wales?

Delta and KLM are the most popular carriers operating from Baltimore/Washington to Cardiff Wales

When to book flights from Baltimore to Cardiff

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

Cheap Baltimore to Cardiff (BWI to CWL) flight deals and tips

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

Fastest flight time

17h 35m

Direct flights

None
The fastest flight from Baltimore to Cardiff takes 17h 35m
There are no direct flights from Baltimore to Cardiff. There are no popular flight routes from Baltimore to Cardiff.
Search flight deals

Frequently asked questions about flying from Baltimore to Cardiff

  • How far is Baltimore/Washington to Cardiff Wales by plane?

    A flight from Baltimore/Washington to Cardiff Wales will travel around 3503.1 mi. 17h 35m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Baltimore/Washington Airport to Cardiff Wales Airport?

    Prices for flights from Baltimore/Washington Airport to Cardiff Wales Airport are updated daily.

  • How old do you have to be to fly from Baltimore/Washington Airport to Cardiff Wales 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 Baltimore/Washington Airport 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 Baltimore to Cardiff?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Baltimore to Cardiff for you.

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

Flights from Baltimore 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 Baltimore to Cardiff?

momondo provides multiple filters to help you find the best flight to Cardiff from Baltimore. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to Cardiff from Baltimore. 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

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Find better results for your trip to the United Kingdom

Airports servicing Wales

Holyhead Anglesey Airport