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Cheap flights from Baltimore to Cardiff from $1,129

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Baltimore to Cardiff departing on 8/16. 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 Baltimore to Cardiff

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
7:40 pm - 4:45 pm
BWI
-
CWL
16h 05m
2 stops
Delta Logo
9:45 am - 12:16 am
CWL
-
BWI
19h 31m
2 stops
$1,129Delta
Sun, Aug 16 - Thu, Aug 27
Multiple Airlines Logo
12:20 pm - 10:20 pm
BWI
-
CWL
29h 00m
3 stops
Multiple Airlines Logo
11:35 am - 12:38 pm
CWL
-
BWI
30h 03m
2 stops
$1,134Multiple Airlines
Thu, May 28 - Thu, Jun 4
Multiple Airlines Logo
7:27 pm - 10:15 am
BWI
-
CWL
33h 48m
2 stops
Multiple Airlines Logo
11:35 am - 12:38 pm
CWL
-
BWI
30h 03m
2 stops
$1,139Multiple Airlines
Thu, May 28 - Thu, Jun 4
Multiple Airlines Logo
7:10 am - 10:15 am
BWI
-
CWL
22h 05m
2 stops
Multiple Airlines Logo
11:35 am - 5:14 pm
CWL
-
BWI
34h 39m
3 stops
$1,156Multiple Airlines
Mon, Jun 15 - Mon, Jun 22
Delta Logo
12:00 pm - 9:15 am
BWI
-
CWL
16h 15m
2 stops
Delta Logo
9:45 am - 10:13 pm
CWL
-
BWI
17h 28m
2 stops
$1,161Delta
Mon, Aug 31 - Wed, Sep 9
Delta Logo
6:10 pm - 5:05 pm
BWI
-
CWL
17h 55m
2 stops
Delta Logo
9:45 am - 10:13 pm
CWL
-
BWI
17h 28m
2 stops
$1,179Delta
Fri, Aug 14 - Wed, Aug 26
Multiple Airlines Logo
1:45 pm - 9:15 am
BWI
-
CWL
14h 30m
2 stops
Multiple Airlines Logo
9:45 am - 10:54 pm
CWL
-
BWI
18h 09m
2 stops
$1,210Multiple Airlines
Fri, Aug 7 - Thu, Aug 13
Delta Logo
8:17 am - 9:15 am
BWI
-
CWL
19h 58m
2 stops
Delta Logo
9:45 am - 10:29 pm
CWL
-
BWI
17h 44m
2 stops
$1,212Delta
Sun, Jul 19 - Wed, Jul 29
Multiple Airlines Logo
6:30 am - 10:15 am
BWI
-
CWL
22h 45m
3 stops
Multiple Airlines Logo
11:35 am - 5:14 pm
CWL
-
BWI
34h 39m
3 stops
$1,245Multiple Airlines
Mon, Jun 15 - Mon, Jun 22
Multiple Airlines Logo
7:10 am - 10:15 am
BWI
-
CWL
22h 05m
2 stops
Multiple Airlines Logo
11:35 am - 11:12 pm
CWL
-
BWI
16h 37m
2 stops
$1,304Multiple Airlines
Mon, Jun 15 - Mon, Jun 22

Delta flights from Baltimore to Cardiff

Our best Delta deals on Baltimore to Cardiff flight tickets
Delta
Aug 16
BWI7:40 pmBaltimore/Washington
16h 05m
2 stops
CWL4:45 pmCardiff Wales
Aug 27
CWL9:45 amCardiff Wales
19h 31m
2 stops
BWI12:16 amBaltimore/Washington
$1,129
Delta
Aug 31
BWI12:00 pmBaltimore/Washington
16h 15m
2 stops
CWL9:15 amCardiff Wales
Sep 9
CWL9:45 amCardiff Wales
17h 28m
2 stops
BWI10:13 pmBaltimore/Washington
$1,161
Delta
Aug 14
BWI6:10 pmBaltimore/Washington
17h 55m
2 stops
CWL5:05 pmCardiff Wales
Aug 26
CWL9:45 amCardiff Wales
17h 28m
2 stops
BWI10:13 pmBaltimore/Washington
$1,179

KLM flights from Baltimore to Cardiff

Our best KLM deals on Baltimore to Cardiff flight tickets
KLM
Aug 31
BWI1:00 pmBaltimore/Washington
15h 15m
2 stops
CWL9:15 amCardiff Wales
Sep 9
CWL9:45 amCardiff Wales
16h 06m
2 stops
BWI8:51 pmBaltimore/Washington
$1,366
KLM
Aug 31
BWI1:00 pmBaltimore/Washington
15h 15m
2 stops
CWL9:15 amCardiff Wales
Sep 9
CWL9:45 amCardiff Wales
16h 06m
2 stops
BWI8:51 pmBaltimore/Washington
$1,367
KLM
Aug 31
BWI1:00 pmBaltimore/Washington
15h 15m
2 stops
CWL9:15 amCardiff Wales
Sep 9
CWL9:45 amCardiff Wales
16h 06m
2 stops
BWI8:51 pmBaltimore/Washington
$1,436

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated May 5, 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 round-trip

BaltimoreCardiff

BWI - CWL

BWICWL

Baltimore/Washington

Sun 8/16

7:40 pm-4:45 pm

2 stops16h 05m

Cardiff Wales

Thu 8/27

9:45 am-12:16 am

2 stops19h 31m

$1,129

BaltimoreCardiff

BWI - CWL

BWICWL

Baltimore/Washington

Thu 5/28

12:20 pm-10:20 pm

3 stops29h 00m

Cardiff Wales

Thu 6/4

11:35 am-12:38 pm

2 stops30h 03m

$1,134

BaltimoreCardiff

BWI - CWL

BWICWL

Baltimore/Washington

Thu 5/28

7:27 pm-10:15 am

2 stops33h 48m

Cardiff Wales

Thu 6/4

11:35 am-12:38 pm

2 stops30h 03m

$1,139

BaltimoreCardiff

BWI - CWL

BWICWL

Baltimore/Washington

Mon 6/15

7:10 am-10:15 am

2 stops22h 05m

Cardiff Wales

Mon 6/22

11:35 am-5:14 pm

3 stops34h 39m

$1,156

BaltimoreCardiff

BWI - CWL

BWICWL

Baltimore/Washington

Mon 8/31

12:00 pm-9:15 am

2 stops16h 15m

Cardiff Wales

Wed 9/9

9:45 am-10:13 pm

2 stops17h 28m

$1,161

BaltimoreCardiff

BWI - CWL

BWICWL

Baltimore/Washington

Fri 8/14

6:10 pm-5:05 pm

2 stops17h 55m

Cardiff Wales

Wed 8/26

9:45 am-10:13 pm

2 stops17h 28m

$1,179
Quickest round-trip

BaltimoreCardiff

BWI - CWL

BWICWL

Baltimore/Washington

Fri 8/7

1:45 pm-9:15 am

2 stops14h 30m

Cardiff Wales

Thu 8/13

9:45 am-10:54 pm

2 stops18h 09m

$1,210

BaltimoreCardiff

BWI - CWL

BWICWL

Baltimore/Washington

Sun 7/19

8:17 am-9:15 am

2 stops19h 58m

Cardiff Wales

Wed 7/29

9:45 am-10:29 pm

2 stops17h 44m

$1,212

BaltimoreCardiff

BWI - CWL

BWICWL

Baltimore/Washington

Mon 6/15

6:30 am-10:15 am

3 stops22h 45m

Cardiff Wales

Mon 6/22

11:35 am-5:14 pm

3 stops34h 39m

$1,245

BaltimoreCardiff

BWI - CWL

BWICWL

Baltimore/Washington

Mon 6/15

7:10 am-10:15 am

2 stops22h 05m

Cardiff Wales

Mon 6/22

11:35 am-11:12 pm

2 stops16h 37m

$1,304

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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 round-trip 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

16h 15m

Direct flights

None
The fastest flight from Baltimore to Cardiff takes 16h 15m
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?

    The distance between Baltimore/Washington and Cardiff Wales is about 3503.1 mi. Flights usually cover this in 16h 15m, depending on flying conditions and air traffic around both airports.

  • 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 travel and health documents required for your trip to Cardiff Wales Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Cardiff Wales Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Frequently asked questions about flying from Baltimore to Cardiff

  • How do I get Price Alerts for flights from Baltimore to Cardiff?

    Confirm your travel details to search for the latest offers for flights from Baltimore to Cardiff. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Baltimore to Cardiff with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Why use momondo?

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

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

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

momondo does allow users to show only those flights to Cardiff from Baltimore which offer a flexible booking policy as well as other useful filters and features.

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

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

If you are not ready to book a flight from Baltimore to Cardiff now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Cardiff and let you know when they change.

An easier way to manage your Cardiff trip

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