Cheap flights from Chicago to Cardiff from £554

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Cardiff departing on 28/10. 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
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Cheap return flights

KLM Logo
13:25 - 09:50ORD-CWL
15h 25m2 stops
KLM Logo
10:20 - 14:20CWL-ORD
34h 00m1 stop
£554KLM
Find Deal
Tue, 28 Oct - Tue, 4 Nov
KLM Logo
13:25 - 09:50ORD-CWL
15h 25m2 stops
KLM Logo
10:20 - 21:39CWL-ORD
17h 19m2 stops
£558KLM
Find Deal
Tue, 28 Oct - Tue, 4 Nov
KLM Logo
13:08 - 16:55MDW-CWL
22h 47m2 stops
KLM Logo
17:25 - 17:43CWL-MDW
30h 18m2 stops
£581KLM
Find Deal
Tue, 28 Oct - Tue, 4 Nov
Delta Logo
16:25 - 16:55ORD-CWL
18h 30m1 stop
Delta Logo
10:20 - 14:20CWL-ORD
34h 00m1 stop
£619Delta
Find Deal
Wed, 3 Dec - Sun, 7 Dec
Delta Logo
05:32 - 09:50ORD-CWL
22h 18m2 stops
Delta Logo
10:20 - 14:20CWL-ORD
34h 00m1 stop
£622Delta
Find Deal
Wed, 3 Dec - Sun, 7 Dec
Virgin Atlantic Logo
13:14 - 09:50MDW-CWL
38h 36m2 stops
Virgin Atlantic Logo
10:20 - 18:18CWL-MDW
37h 58m2 stops
£630Virgin Atlantic
Find Deal
Wed, 3 Dec - Sun, 7 Dec
Delta Logo
10:46 - 16:55ORD-CWL
24h 09m2 stops
Delta Logo
10:20 - 00:01CWL-ORD
19h 41m2 stops
£630Delta
Find Deal
Wed, 3 Dec - Sun, 7 Dec
 Logo
11:08 - 15:30ORD-CWL
23h 22m3 stops
 Logo
10:20 - 15:00CWL-ORD
34h 40m3 stops
Tue, 28 Oct - Tue, 4 Nov
KLM Logo
13:25 - 09:50ORD-CWL
15h 25m2 stops
KLM Logo
10:20 - 14:20CWL-ORD
34h 00m1 stop
£661KLM
Find Deal
Thu, 30 Oct - Thu, 6 Nov
 Logo
08:00 - 19:15ORD-CWL
30h 15m3 stops
 Logo
10:30 - 16:20CWL-ORD
35h 50m2 stops
Thu, 30 Oct - Thu, 6 Nov

KLM flights from Chicago to Cardiff

Our best KLM deals on Chicago to Cardiff flight tickets
KLM
28 Oct
ORD13:25Chicago O'Hare Intl
15h 25m
2 stops
CWL09:50Cardiff Wales
4 Nov
CWL10:20Cardiff Wales
34h 00m
1 stop
ORD14:20Chicago O'Hare Intl
KLM
28 Oct
ORD13:25Chicago O'Hare Intl
15h 25m
2 stops
CWL09:50Cardiff Wales
4 Nov
CWL10:20Cardiff Wales
17h 19m
2 stops
ORD21:39Chicago O'Hare Intl
KLM
28 Oct
MDW13:08Chicago Midway
22h 47m
2 stops
CWL16:55Cardiff Wales
4 Nov
CWL17:25Cardiff Wales
30h 18m
2 stops
MDW17:43Chicago Midway

Delta flights from Chicago to Cardiff

Our best Delta deals on Chicago to Cardiff flight tickets
Delta
3 Dec
ORD16:25Chicago O'Hare Intl
18h 30m
1 stop
CWL16:55Cardiff Wales
7 Dec
CWL10:20Cardiff Wales
34h 00m
1 stop
ORD14:20Chicago O'Hare Intl
Delta
3 Dec
ORD05:32Chicago O'Hare Intl
22h 18m
2 stops
CWL09:50Cardiff Wales
7 Dec
CWL10:20Cardiff Wales
34h 00m
1 stop
ORD14:20Chicago O'Hare Intl
Delta
3 Dec
ORD10:46Chicago O'Hare Intl
24h 09m
2 stops
CWL16:55Cardiff Wales
7 Dec
CWL10:20Cardiff Wales
19h 41m
2 stops
ORD00:01Chicago O'Hare Intl

momondo Fare Finder

 
Customise your flight search to find flights from Chicago 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 279,928 searches. Data last updated 15 September 2025.
Use the filters below to find and compare flights from Chicago to Cardiff that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Tue 28/10

13:25-09:50

2 stops15h 25m

Cardiff Wales

Tue 4/11

10:20-14:20

1 stop34h 00m

£554

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Tue 28/10

13:25-09:50

2 stops15h 25m

Cardiff Wales

Tue 4/11

10:20-21:39

2 stops17h 19m

£558

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Tue 28/10

13:08-16:55

2 stops22h 47m

Cardiff Wales

Tue 4/11

17:25-17:43

2 stops30h 18m

£581

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Wed 3/12

16:25-16:55

1 stop18h 30m

Cardiff Wales

Sun 7/12

10:20-14:20

1 stop34h 00m

£619

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Wed 3/12

05:32-09:50

2 stops22h 18m

Cardiff Wales

Sun 7/12

10:20-14:20

1 stop34h 00m

£622

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Wed 3/12

13:14-09:50

2 stops38h 36m

Cardiff Wales

Sun 7/12

10:20-18:18

2 stops37h 58m

£630

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Wed 3/12

10:46-16:55

2 stops24h 09m

Cardiff Wales

Sun 7/12

10:20-00:01

2 stops19h 41m

£630

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Tue 28/10

11:08-15:30

3 stops23h 22m

Cardiff Wales

Tue 4/11

10:20-15:00

3 stops34h 40m

£657

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Thu 30/10

13:25-09:50

2 stops15h 25m

Cardiff Wales

Thu 6/11

10:20-14:20

1 stop34h 00m

£661

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Thu 30/10

08:00-19:15

3 stops30h 15m

Cardiff Wales

Thu 6/11

10:30-16:20

2 stops35h 50m

£694

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

When to book flights from Chicago to Cardiff

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

Cheap Chicago to Cardiff (CHI to CWL) flight deals and tips

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

Direct flights

None
There are no direct flights from Chicago to Cardiff. There are no popular flight routes from Chicago to Cardiff.
  • How far is Chicago to Cardiff Wales by plane?

    There are 3828.5 mi between Chicago and Cardiff Wales. Flights usually cover this in 12h 45m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Chicago to Cardiff Wales Airport?

    Prices for flights from Chicago to Cardiff Wales Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Chicago to Cardiff Wales Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Chicago 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 Chicago to Cardiff?

    Search flight deals from Chicago to Cardiff. While viewing offers you’ll have the option to create a Price Alert.

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

    By using tools like our “Price Calendar”, you can see the best days for return flights on your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Travelling to a place near Cardiff?

Book flights to Cardiff if you plan to visit one of these locations
Barry
Bridgend

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Chicago to Cardiff for you.

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

Flights from Chicago to Cardiff with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Chicago 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 Chicago to Cardiff.

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Yes. momondo can track prices for Chicago to Cardiff flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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1 adult
Wed 15/10
Wed 22/10

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