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Cheap flights from Chicago to Cardiff from £238

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Cardiff departing on 21/10. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Chicago to Cardiff

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
15:45 - 23:25ORD  Chicago O'Hare Intl-CWL Cardiff Wales
25h 40m1 stop Dublin
Multiple Airlines Logo
23:50 - 17:20CWL  Cardiff Wales-ORD Chicago O'Hare Intl
23h 30m2 stops Dublin Reykjavik Keflavik Intl
£612Multiple Airlines
Tue, 20 Oct - Sun, 1 Nov
Multiple Airlines Logo
15:45 - 23:25ORD  Chicago O'Hare Intl-CWL Cardiff Wales
25h 40m1 stop Dublin
Multiple Airlines Logo
23:50 - 18:20CWL  Cardiff Wales-ORD Chicago O'Hare Intl
23h 30m2 stops Dublin Reykjavik Keflavik Intl
£627Multiple Airlines
Tue, 20 Oct - Sat, 31 Oct
Multiple Airlines Logo
15:45 - 22:20ORD  Chicago O'Hare Intl-CWL Cardiff Wales
24h 35m1 stop Dublin
Multiple Airlines Logo
23:50 - 17:20CWL  Cardiff Wales-ORD Chicago O'Hare Intl
23h 30m2 stops Dublin Reykjavik Keflavik Intl
£654Multiple Airlines
Thu, 22 Oct - Sun, 1 Nov
Multiple Airlines Logo
21:00 - 23:25ORD  Chicago O'Hare Intl-CWL Cardiff Wales
20h 25m1 stop Dublin
Multiple Airlines Logo
16:15 - 19:15CWL  Cardiff Wales-ORD Chicago O'Hare Intl
33h 00m2 stops Malaga Dublin
£654Multiple Airlines
Tue, 15 Sep - Tue, 22 Sep
Multiple Airlines Logo
21:00 - 22:25ORD  Chicago O'Hare Intl-CWL Cardiff Wales
19h 25m1 stop Dublin
Multiple Airlines Logo
23:50 - 14:00CWL  Cardiff Wales-ORD Chicago O'Hare Intl
20h 10m1 stop Dublin
£659Multiple Airlines
Wed, 16 Sep - Wed, 23 Sep
Multiple Airlines Logo
15:45 - 22:20ORD  Chicago O'Hare Intl-CWL Cardiff Wales
24h 35m1 stop Dublin
Multiple Airlines Logo
23:50 - 18:20CWL  Cardiff Wales-ORD Chicago O'Hare Intl
23h 30m2 stops Dublin Reykjavik Keflavik Intl
£668Multiple Airlines
Thu, 22 Oct - Sat, 31 Oct
Multiple Airlines Logo
19:25 - 22:25ORD  Chicago O'Hare Intl-CWL Cardiff Wales
21h 00m3 stops Reykjavik Keflavik Intl Glasgow Intl Dublin
Multiple Airlines Logo
23:50 - 19:48CWL  Cardiff Wales-ORD Chicago O'Hare Intl
25h 58m3 stops Dublin Halifax Intl Toronto Pearson Intl
£686Multiple Airlines
Wed, 16 Sep - Wed, 23 Sep
Multiple Airlines Logo
22:25 - 22:25ORD  Chicago O'Hare Intl-CWL Cardiff Wales
18h 00m3 stops Reykjavik Keflavik Intl Glasgow Intl Dublin
Multiple Airlines Logo
23:50 - 19:48CWL  Cardiff Wales-ORD Chicago O'Hare Intl
25h 58m2 stops Dublin Toronto Pearson Intl
£688Multiple Airlines
Wed, 16 Sep - Wed, 23 Sep
Multiple Airlines Logo
15:45 - 23:25ORD  Chicago O'Hare Intl-CWL Cardiff Wales
25h 40m1 stop Dublin
Multiple Airlines Logo
08:35 - 14:55CWL  Cardiff Wales-ORD Chicago O'Hare Intl
36h 20m2 stops Dublin Madrid Barajas
£695Multiple Airlines
Tue, 20 Oct - Mon, 2 Nov
Multiple Airlines Logo
15:45 - 23:25ORD  Chicago O'Hare Intl-CWL Cardiff Wales
25h 40m1 stop Dublin
Multiple Airlines Logo
23:50 - 15:00CWL  Cardiff Wales-ORD Chicago O'Hare Intl
20h 10m1 stop Dublin
£698Multiple Airlines
Tue, 20 Oct - Sat, 31 Oct

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Virgin Atlantic flights from Chicago to Cardiff

Our best Virgin Atlantic deals on Chicago to Cardiff flight tickets
Virgin Atlantic
6 Sept
ORD16:20Chicago O'Hare Intl
10h 55m
1 stop
CWL09:15Cardiff Wales
21 Sept
CWL17:15Cardiff Wales
27h 00m
1 stop
ORD14:15Chicago O'Hare Intl
£781
Virgin Atlantic
16 Sept
ORD16:50Chicago O'Hare Intl
17h 55m
1 stop
CWL16:45Cardiff Wales
23 Sept
CWL17:15Cardiff Wales
27h 00m
1 stop
ORD14:15Chicago O'Hare Intl
£789
Virgin Atlantic
13 Sept
MDW13:00Chicago Midway
21h 45m
2 stops
CWL16:45Cardiff Wales
20 Sept
CWL17:15Cardiff Wales
31h 04m
2 stops
MDW18:19Chicago Midway
£913

KLM flights from Chicago to Cardiff

Our best KLM deals on Chicago to Cardiff flight tickets
KLM
16 Sept
MDW13:00Chicago Midway
14h 15m
2 stops
CWL09:15Cardiff Wales
23 Sept
CWL09:45Cardiff Wales
18h 59m
2 stops
MDW22:44Chicago Midway
£807
KLM
16 Sept
MDW13:00Chicago Midway
14h 15m
2 stops
CWL09:15Cardiff Wales
23 Sept
CWL09:45Cardiff Wales
18h 59m
2 stops
MDW22:44Chicago Midway
£809
KLM
22 Oct
ORD11:19Chicago O'Hare Intl
15h 56m
2 stops
CWL09:15Cardiff Wales
31 Oct
CWL17:30Cardiff Wales
29h 02m
2 stops
ORD17:32Chicago O'Hare Intl
£884

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 6 August 2026.
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

Cheapest return flight

ChicagoCardiff

ORD Chicago O'Hare Intl - CWL Cardiff Wales

ORDCWL

Chicago O'Hare Intl

Tue 20/10

15:45-23:25

1 stop25h 40m

Cardiff Wales

Sun 1/11

23:50-17:20

2 stops23h 30m

£612

ChicagoCardiff

ORD Chicago O'Hare Intl - CWL Cardiff Wales

ORDCWL

Chicago O'Hare Intl

Tue 20/10

15:45-23:25

1 stop25h 40m

Cardiff Wales

Sat 31/10

23:50-18:20

2 stops23h 30m

£627

ChicagoCardiff

ORD Chicago O'Hare Intl - CWL Cardiff Wales

ORDCWL

Chicago O'Hare Intl

Thu 22/10

15:45-22:20

1 stop24h 35m

Cardiff Wales

Sun 1/11

23:50-17:20

2 stops23h 30m

£654

ChicagoCardiff

ORD Chicago O'Hare Intl - CWL Cardiff Wales

ORDCWL

Chicago O'Hare Intl

Tue 15/9

21:00-23:25

1 stop20h 25m

Cardiff Wales

Tue 22/9

16:15-19:15

2 stops33h 00m

£654
Fastest return journey

ChicagoCardiff

ORD Chicago O'Hare Intl - CWL Cardiff Wales

ORDCWL

Chicago O'Hare Intl

Wed 16/9

21:00-22:25

1 stop19h 25m

Cardiff Wales

Wed 23/9

23:50-14:00

1 stop20h 10m

£659

ChicagoCardiff

ORD Chicago O'Hare Intl - CWL Cardiff Wales

ORDCWL

Chicago O'Hare Intl

Thu 22/10

15:45-22:20

1 stop24h 35m

Cardiff Wales

Sat 31/10

23:50-18:20

2 stops23h 30m

£668

ChicagoCardiff

ORD Chicago O'Hare Intl - CWL Cardiff Wales

ORDCWL

Chicago O'Hare Intl

Wed 16/9

19:25-22:25

3 stops21h 00m

Cardiff Wales

Wed 23/9

23:50-19:48

3 stops25h 58m

£686

ChicagoCardiff

ORD Chicago O'Hare Intl - CWL Cardiff Wales

ORDCWL

Chicago O'Hare Intl

Wed 16/9

22:25-22:25

3 stops18h 00m

Cardiff Wales

Wed 23/9

23:50-19:48

2 stops25h 58m

£688

ChicagoCardiff

ORD Chicago O'Hare Intl - CWL Cardiff Wales

ORDCWL

Chicago O'Hare Intl

Tue 20/10

15:45-23:25

1 stop25h 40m

Cardiff Wales

Mon 2/11

08:35-14:55

2 stops36h 20m

£695

ChicagoCardiff

ORD Chicago O'Hare Intl - CWL Cardiff Wales

ORDCWL

Chicago O'Hare Intl

Tue 20/10

15:45-23:25

1 stop25h 40m

Cardiff Wales

Sat 31/10

23:50-15:00

1 stop20h 10m

£698

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Cardiff from

How to get the cheapest flight ticket from Chicago 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 Chicago to Cardiff Wales?

Virgin Atlantic and KLM are the most popular carriers operating from Chicago to Cardiff Wales

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

Fastest flight time

14h 50m

Direct flights

None
The fastest flight from Chicago to Cardiff takes 14h 50m
There are no direct flights from Chicago to Cardiff. There are no popular flight routes from Chicago to Cardiff.
Search flight deals

Frequently asked questions about flying 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 14h 50m, 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.

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.

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

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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Find better results for your trip to the United Kingdom

Airports servicing Wales

Holyhead Anglesey Airport