What are the cheapest airlines flying from Detroit to Cardiff round-trip?

Our cheapest airline available from Detroit to Cardiff is Delta. Our recent data shows that you can find tickets from as low as £719 on this airline. An additional option worth looking into is KLM, starting at £753.

What is the cheapest month to book a flight from Detroit to Cardiff?

Currently, July is the cheapest month in which you can book a flight from Detroit to Cardiff (average of £169). Flying from Detroit to Cardiff in December is currently the most expensive (average of £263). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

In terms of precipitation, rainfall in Cardiff ranges from 50.0 - 90.0 inches per month. January is typically the wettest month, when rainfall can reach 90.0 mm. April is typically the driest time to visit Cardiff when rainfall is around 50.0 mm.

If weather is an important factor for your trip to Cardiff, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 18.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 4.0 C).

What is the cheapest time of day to fly from DTT to CWL?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Detroit to Cardiff as you normally would.

Can I find deals for flights from Detroit to Cardiff that include hotel bookings?

Yes. In addition to deals on Detroit to Cardiff flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Detroit to Cardiff?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Detroit to Cardiff.

Can I find deals for business class flights from Detroit to Cardiff?

Yes. Cheapflights offers flight deals from Detroit to Cardiff by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£719+ Flights from Detroit to Cardiff

Cheap flight deals from Detroit to Cardiff

Round-trip from	£719

Delta
12/11-16/11
2 total stops
32h 25m total
Detroit to Cardiff

Search Deals

Find flight deals from Detroit to Cardiff

Cheapest flights from Detroit to Cardiff
Explore the most affordable flight options available from Detroit to Cardiff. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.

Wed 12/1116:15DTW - CWL

1 stop19h 40mDelta

Sun 16/1110:20CWL - DTW

1 stop12h 45mDelta

Deal found 9/7£719

Thu 7/816:35DTW - CWL

1 stop19h 10mKLM

Thu 14/817:15CWL - DTW

1 stop25h 20mKLM

Deal found 10/7£753

Thu 7/809:07DTW - CWL

2 stops21h 53mMultiple Airlines

Thu 14/807:55CWL - DTW

3 stops29h 36mMultiple Airlines

Deal found 10/7£758

Best flights from Detroit to Cardiff
Discover carefully curated flight deals from Detroit to Cardiff that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 11 July 2025.

Wed 12/1116:15DTW - CWL

1 stop19h 40mDelta

Sun 16/1110:20CWL - DTW

1 stop12h 45mDelta

Deal found 9/7£719

Thu 7/816:35DTW - CWL

1 stop19h 10mKLM

Thu 14/817:15CWL - DTW

1 stop25h 20mKLM

Deal found 10/7£753

Thu 7/809:07DTW - CWL

2 stops21h 53mMultiple Airlines

Thu 14/807:55CWL - DTW

3 stops29h 36mMultiple Airlines

Deal found 10/7£758

Last-minute flights from Detroit to Cardiff
Discover last-minute flight deals from Detroit to Cardiff. Data last updated 11 July 2025 and is based on user searches.

Thu 7/816:35DTW - CWL

1 stop19h 10mKLM

Thu 14/817:15CWL - DTW

1 stop25h 20mKLM

Deal found 10/7£753

Thu 7/810:12DTW - CWL

2 stops18h 03mDelta

Thu 14/809:50CWL - DTW

1 stop10h 50mDelta

Deal found 10/7£756

Thu 7/809:07DTW - CWL

2 stops21h 53mMultiple Airlines

Thu 14/807:55CWL - DTW

3 stops29h 36mMultiple Airlines

Deal found 10/7£758

Cheapflights Fare Finder

Use the filters below to find and compare flights from Detroit to Cardiff that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DetroitCardiff

DTW - CWL

DTWCWL

Detroit Metropolitan Wayne County

Wed 12/11

16:15-16:55

1 stop19h 40m

Cardiff Wales

Sun 16/11

10:20-18:05

1 stop12h 45m

£719

DetroitCardiff

DTW - CWL

DTWCWL

Detroit Metropolitan Wayne County

Thu 7/8

16:35-16:45

1 stop19h 10m

Cardiff Wales

Thu 14/8

17:15-13:35

1 stop25h 20m

£753

DetroitCardiff

DTW - CWL

DTWCWL

Detroit Metropolitan Wayne County

Thu 7/8

09:07-12:00

2 stops21h 53m

Cardiff Wales

Thu 14/8

07:55-08:31

3 stops29h 36m

£758

Flights are sorted by cheapest return flights first.

Deals found on 9/7

Best time to book a flight from Detroit to Cardiff

Have a flexible travel schedule? Discover the best time to fly to Cardiff from Detroit with our price prediction graph.

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Detroit to Cardiff

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Cardiff

Get a feel of what it's like to fly with Delta and KLM from Detroit to Cardiff by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very Good

7,951 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very Good

7,951 reviews

Delta

8.0

Very Good

7,951 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

KLM

7.8

Good

1,372 reviews

Delta

8.0

Very Good

7,951 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What are the cheapest airlines flying from Detroit to Cardiff round-trip?
Our cheapest airline available from Detroit to Cardiff is Delta. Our recent data shows that you can find tickets from as low as £719 on this airline. An additional option worth looking into is KLM, starting at £753.
Can I find deals for flights from Detroit to Cardiff that include hotel bookings?
Yes. In addition to deals on Detroit to Cardiff flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Detroit to Cardiff?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Detroit to Cardiff.
Can I find deals for business class flights from Detroit to Cardiff?
Yes. Cheapflights offers flight deals from Detroit to Cardiff by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Detroit to Cardiff?
Currently, July is the cheapest month in which you can book a flight from Detroit to Cardiff (average of £169). Flying from Detroit to Cardiff in December is currently the most expensive (average of £263). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Barry

Bridgend

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How does Cheapflights help users find flights from Detroit to Cardiff?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Detroit to Cardiff. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Detroit to Cardiff?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Cardiff from Detroit.

Can Cheapflights find flights from Detroit to Cardiff with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Detroit to Cardiff, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Detroit to Cardiff become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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Cheap flights from Detroit to Cardiff from £719

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Detroit to Cardiff

Round-trip from

Find flight deals from Detroit to Cardiff

Cheapest flights from Detroit to CardiffExplore the most affordable flight options available from Detroit to Cardiff. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.

Explore the most affordable flight options available from Detroit to Cardiff. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Detroit to Cardiff that are best for you.

Best time to book a flight from Detroit to Cardiff

Have a flexible travel schedule? Discover the best time to fly to Cardiff from Detroit with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Detroit to Cardiff

Reviews of airlines servicing Cardiff

Get a feel of what it's like to fly with Delta and KLM from Detroit to Cardiff by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Detroit to Cardiff. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines flying from Detroit to Cardiff round-trip?

Can I find deals for flights from Detroit to Cardiff that include hotel bookings?

How can I find direct flights from Detroit to Cardiff?

Can I find deals for business class flights from Detroit to Cardiff?

What is the cheapest month to book a flight from Detroit to Cardiff?

Travelling to a place near Detroit?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Detroit to Cardiff

See prices for flight routes from nearby airports that may be better suited for you.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Detroit to Cardiff?

Why should you use Cheapflights to find cheap flight tickets from Detroit to Cardiff?

Can Cheapflights find flights from Detroit to Cardiff with no change fees?

Can Cheapflights notify me if prices for flights from Detroit to Cardiff become cheaper?

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Detroit to Cardiff
Explore the most affordable flight options available from Detroit to Cardiff. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.