Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Milwaukee to Cardiff from $361

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Milwaukee to Cardiff departing on 9/7. 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
0 bags

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Milwaukee to Cardiff

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
7:10 am - 9:15 am
MKE
-
CWL
20h 05m
2 stops
Delta Logo
9:45 am - 8:08 pm
CWL
-
MKE
16h 23m
2 stops
$1,034Delta
Thu, Apr 23 - Thu, Apr 30
Delta Logo
6:30 am - 9:50 am
MKE
-
CWL
22h 20m
2 stops
Delta Logo
9:45 am - 8:40 pm
CWL
-
MKE
16h 55m
2 stops
$1,676Delta
Thu, Mar 26 - Wed, Apr 1

Delta flights from Milwaukee to Cardiff

Our best Delta deals on Milwaukee to Cardiff flight tickets
Delta
Apr 23
MKE7:10 amMilwaukee-Mitchell
20h 05m
2 stops
CWL9:15 amCardiff Wales
Apr 30
CWL9:45 amCardiff Wales
16h 23m
2 stops
MKE8:08 pmMilwaukee-Mitchell
$1,034
Delta
Mar 26
MKE6:30 amMilwaukee-Mitchell
22h 20m
2 stops
CWL9:50 amCardiff Wales
Apr 1
CWL9:45 amCardiff Wales
16h 55m
2 stops
MKE8:40 pmMilwaukee-Mitchell
$1,676

momondo Fare Finder

 
Customize your flight search to find flights from Milwaukee 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 March 14, 2026.
Use the filters below to find and compare flights from Milwaukee to Cardiff that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

MilwaukeeCardiff

MKE - CWL

MKECWL

Milwaukee-Mitchell

Thu 4/23

7:10 am-9:15 am

2 stops20h 05m

Cardiff Wales

Thu 4/30

9:45 am-8:08 pm

2 stops16h 23m

$1,034

MilwaukeeCardiff

MKE - CWL

MKECWL

Milwaukee-Mitchell

Thu 3/26

6:30 am-9:50 am

2 stops22h 20m

Cardiff Wales

Wed 4/1

9:45 am-8:40 pm

2 stops16h 55m

$1,676
Cheapest one-way
Quickest one-way

MilwaukeeCardiff

MKE - CWL

MKECWL

Milwaukee-Mitchell

Mon 9/7

6:40 pm-4:45 pm

2 stops16h 05m

$361

MilwaukeeCardiff

MKE - CWL

MKECWL

Milwaukee-Mitchell

Mon 9/7

4:56 pm-10:50 pm

2 stops23h 54m

$481

MilwaukeeCardiff

MKE - CWL

MKECWL

Milwaukee-Mitchell

Mon 9/7

9:50 am-9:20 pm

3 stops29h 30m

$619

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 Milwaukee 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 Milwaukee-Mitchell to Cardiff Wales?

Delta is the most popular carrier operating from Milwaukee-Mitchell to Cardiff Wales

When to book flights from Milwaukee to Cardiff

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

Cheap Milwaukee to Cardiff (MKE to CWL) flight deals and tips

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

Fastest flight time

22h 20m

Direct flights

None
The fastest flight from Milwaukee to Cardiff takes 22h 20m
There are no direct flights from Milwaukee to Cardiff. There are no popular flight routes from Milwaukee to Cardiff.
Search flight deals

  • How far is Milwaukee-Mitchell to Cardiff Wales by plane?

    The straight-line distance from Milwaukee-Mitchell to Cardiff Wales is 3786.7 mi. Flights usually cover this in 22h 20m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Milwaukee-Mitchell Airport to Cardiff Wales Airport?

    Prices for flights from Milwaukee-Mitchell Airport to Cardiff Wales Airport were last updated today.

  • How old do you have to be to fly from Milwaukee-Mitchell Airport to Cardiff Wales Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Milwaukee-Mitchell 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.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Milwaukee to Cardiff. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. All flights to Cardiff from Milwaukee on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Milwaukee to Cardiff.

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

If you are not ready to book a flight from Milwaukee 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

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Mon 4/13
Mon 4/20
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United Kingdom

Fly your favorite airline to Cardiff

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
Aer Lingus