Cheap flights from Baltimore to Cardiff from $841

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 12/3. 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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Find the cheapest flights from Baltimore to Cardiff (BWI-CWL)

Cheap round-trip flights

Virgin Atlantic Logo
4:39 pm - 4:55 pmBWI-CWL
19h 16m2 stops
Virgin Atlantic Logo
5:30 pm - 12:12 amCWL-BWI
35h 42m2 stops
$841Virgin Atlantic
Find Deal
Wed, Dec 3 - Sun, Dec 7
Delta Logo
1:50 pm - 9:15 amBWI-CWL
14h 25m2 stops
Delta Logo
9:50 am - 11:13 pmCWL-BWI
18h 23m2 stops
$842Delta
Find Deal
Thu, Oct 9 - Thu, Oct 16
Delta Logo
1:50 pm - 9:15 amBWI-CWL
14h 25m2 stops
Delta Logo
9:50 am - 10:09 pmCWL-BWI
17h 19m2 stops
$843Delta
Find Deal
Thu, Oct 9 - Thu, Oct 16
 Logo
6:50 pm - 9:10 amBWI-CWL
33h 20m3 stops
 Logo
5:15 pm - 5:40 pmCWL-BWI
29h 25m3 stops
Thu, Oct 9 - Thu, Oct 16
Delta Logo
9:00 am - 9:15 amBWI-CWL
19h 15m2 stops
Delta Logo
9:50 am - 11:49 pmCWL-BWI
18h 59m2 stops
$898Delta
Find Deal
Wed, Sep 17 - Wed, Sep 24
 Logo
1:17 pm - 3:55 pmBWI-CWL
21h 38m2 stops
 Logo
5:05 pm - 5:40 pmCWL-BWI
29h 35m2 stops
$1,013
Find Deal
Mon, Sep 8 - Tue, Sep 16
 Logo
8:30 pm - 7:50 pmBWI-CWL
18h 20m2 stops
 Logo
5:05 pm - 5:40 pmCWL-BWI
29h 35m2 stops
$1,085
Find Deal
Tue, Sep 9 - Tue, Sep 16
 Logo
4:27 pm - 3:55 pmBWI-CWL
18h 28m3 stops
 Logo
5:05 pm - 5:40 pmCWL-BWI
29h 35m2 stops
$1,098
Find Deal
Mon, Sep 8 - Tue, Sep 16
 Logo
4:27 pm - 7:50 pmBWI-CWL
22h 23m3 stops
 Logo
5:05 pm - 5:40 pmCWL-BWI
29h 35m2 stops
$1,203
Find Deal
Tue, Sep 9 - Tue, Sep 16
 Logo
9:35 pm - 11:30 amBWI-CWL
32h 55m2 stops
 Logo
12:00 pm - 7:45 pmCWL-BWI
36h 45m2 stops
$1,213
Find Deal
Sat, Oct 11 - Sat, Oct 18

Delta flights from Baltimore to Cardiff

Our best Delta deals on Baltimore to Cardiff flight tickets
Delta
Oct 9
BWI1:50 pmBaltimore/Washington
14h 25m
2 stops
CWL9:15 amCardiff Wales
Oct 16
CWL9:50 amCardiff Wales
18h 23m
2 stops
BWI11:13 pmBaltimore/Washington
Delta
Oct 9
BWI1:50 pmBaltimore/Washington
14h 25m
2 stops
CWL9:15 amCardiff Wales
Oct 16
CWL9:50 amCardiff Wales
17h 19m
2 stops
BWI10:09 pmBaltimore/Washington
Delta
Sep 17
BWI9:00 amBaltimore/Washington
19h 15m
2 stops
CWL9:15 amCardiff Wales
Sep 24
CWL9:50 amCardiff Wales
18h 59m
2 stops
BWI11:49 pmBaltimore/Washington

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 August 28, 2025.
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

BaltimoreCardiff

BWI - CWL

BWICWL

Baltimore/Washington

Wed 12/3

4:39 pm-4:55 pm

2 stops19h 16m

Cardiff Wales

Sun 12/7

5:30 pm-12:12 am

2 stops35h 42m

$841

BaltimoreCardiff

BWI - CWL

BWICWL

Baltimore/Washington

Thu 10/9

1:50 pm-9:15 am

2 stops14h 25m

Cardiff Wales

Thu 10/16

9:50 am-11:13 pm

2 stops18h 23m

$842

BaltimoreCardiff

BWI - CWL

BWICWL

Baltimore/Washington

Thu 10/9

1:50 pm-9:15 am

2 stops14h 25m

Cardiff Wales

Thu 10/16

9:50 am-10:09 pm

2 stops17h 19m

$843

BaltimoreCardiff

BWI - CWL

BWICWL

Baltimore/Washington

Thu 10/9

6:50 pm-9:10 am

3 stops33h 20m

Cardiff Wales

Thu 10/16

5:15 pm-5:40 pm

3 stops29h 25m

$892

BaltimoreCardiff

BWI - CWL

BWICWL

Baltimore/Washington

Wed 9/17

9:00 am-9:15 am

2 stops19h 15m

Cardiff Wales

Wed 9/24

9:50 am-11:49 pm

2 stops18h 59m

$898

BaltimoreCardiff

BWI - CWL

BWICWL

Baltimore/Washington

Mon 9/8

1:17 pm-3:55 pm

2 stops21h 38m

Cardiff Wales

Tue 9/16

5:05 pm-5:40 pm

2 stops29h 35m

$1,013

BaltimoreCardiff

BWI - CWL

BWICWL

Baltimore/Washington

Tue 9/9

8:30 pm-7:50 pm

2 stops18h 20m

Cardiff Wales

Tue 9/16

5:05 pm-5:40 pm

2 stops29h 35m

$1,085

BaltimoreCardiff

BWI - CWL

BWICWL

Baltimore/Washington

Mon 9/8

4:27 pm-3:55 pm

3 stops18h 28m

Cardiff Wales

Tue 9/16

5:05 pm-5:40 pm

2 stops29h 35m

$1,098

BaltimoreCardiff

BWI - CWL

BWICWL

Baltimore/Washington

Tue 9/9

4:27 pm-7:50 pm

3 stops22h 23m

Cardiff Wales

Tue 9/16

5:05 pm-5:40 pm

2 stops29h 35m

$1,203

BaltimoreCardiff

BWI - CWL

BWICWL

Baltimore/Washington

Sat 10/11

9:35 pm-11:30 am

2 stops32h 55m

Cardiff Wales

Sat 10/18

12:00 pm-7:45 pm

2 stops36h 45m

$1,213

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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 day to depart on your flight to Cardiff?

The cheapest day to depart on your flight to Cardiff is on a Tuesday when prices can be found for as low as $766. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $1,282. These prices are subject to change though, so be sure to set up a Price Alert for flights to Cardiff.

What is the cheapest time of day to depart on your flight to Cardiff?

Flying to Cardiff from Baltimore in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $799 when looking at flights departing in the afternoon. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $809 on average. Flights to Cardiff from Baltimore at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

Direct flights

None
There are no direct flights from Baltimore to Cardiff. There are no popular flight routes 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 14h 25m, 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.

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.

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1 adult
Tue 9/2
Tue 9/9

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