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Cheap flights from Milwaukee to Cardiff from $769

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Milwaukee to Cardiff departing on 2/19. 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 Milwaukee to Cardiff

Cheap round-trip flights

Enter your travel dates to find the best prices.
Virgin Atlantic Logo
1:21 pm - 9:50 am
MKE
-
CWL
38h 29m2 stops
Virgin Atlantic Logo
5:15 pm - 8:21 pm
CWL
-
MKE
33h 06m2 stops
$769Virgin Atlantic
Thu, Feb 19 - Mon, Feb 23

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 December 4, 2025.
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

MilwaukeeCardiff

MKE - CWL

MKECWL

Milwaukee-Mitchell

Thu 2/19

1:21 pm-9:50 am

2 stops38h 29m

Cardiff Wales

Mon 2/23

5:15 pm-8:21 pm

2 stops33h 06m

$769

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

38h 29m

Direct flights

None
The fastest flight from Milwaukee to Cardiff takes 38h 29m
There are no direct flights from Milwaukee to Cardiff. There are no popular flight routes from Milwaukee to Cardiff.
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  • 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 38h 29m, 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.

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

    Price Alerts will notify you by email when the price for flights to Cardiff from Milwaukee decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

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

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

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.

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