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Cheap flights from Cardiff to Chicago from £506

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Cardiff to Chicago departing on 31/10. 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
10:20 - 15:20CWL-ORD
34h 00m1 stop
KLM Logo
16:25 - 16:55ORD-CWL
18h 30m1 stop
£506KLM
Find Deal
Fri, 31 Oct - Fri, 7 Nov
Virgin Atlantic Logo
10:20 - 08:29CWL-ORD
27h 09m2 stops
Virgin Atlantic Logo
16:25 - 09:50ORD-CWL
11h 25m1 stop
£514Virgin Atlantic
Find Deal
Fri, 31 Oct - Fri, 7 Nov
Virgin Atlantic Logo
17:25 - 14:20CWL-ORD
26h 55m1 stop
Virgin Atlantic Logo
17:25 - 09:50ORD-CWL
11h 25m1 stop
£541Virgin Atlantic
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Thu, 5 Mar - Mon, 9 Mar
Virgin Atlantic Logo
17:25 - 14:20CWL-ORD
26h 55m1 stop
Virgin Atlantic Logo
17:25 - 16:55ORD-CWL
18h 30m1 stop
£542Virgin Atlantic
Find Deal
Thu, 5 Mar - Mon, 9 Mar
Virgin Atlantic Logo
17:25 - 08:47CWL-ORD
45h 22m2 stops
Virgin Atlantic Logo
18:10 - 09:50ORD-CWL
34h 40m2 stops
£545Virgin Atlantic
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Thu, 5 Mar - Mon, 9 Mar
Virgin Atlantic Logo
17:25 - 10:09CWL-ORD
46h 44m2 stops
Virgin Atlantic Logo
13:35 - 16:55ORD-CWL
22h 20m2 stops
£546Virgin Atlantic
Find Deal
Thu, 5 Mar - Mon, 9 Mar
KLM Logo
17:15 - 16:10CWL-ORD
27h 55m2 stops
KLM Logo
13:08 - 09:50ORD-CWL
14h 42m2 stops
£641KLM
Find Deal
Fri, 31 Oct - Fri, 7 Nov
Multiple Airlines Logo
22:25 - 18:20CWL-ORD
24h 55m2 stops
Multiple Airlines Logo
20:15 - 09:50ORD-CWL
31h 35m3 stops
£706Multiple Airlines
Find Deal
Fri, 31 Oct - Fri, 7 Nov
KLM Logo
17:15 - 14:10CWL-ORD
26h 55m1 stop
KLM Logo
13:25 - 09:15ORD-CWL
13h 50m2 stops
£712KLM
Find Deal
Mon, 6 Oct - Mon, 13 Oct
KLM Logo
17:15 - 14:10CWL-ORD
26h 55m1 stop
KLM Logo
13:25 - 09:15ORD-CWL
13h 50m2 stops
£777KLM
Find Deal
Mon, 6 Oct - Mon, 13 Oct

Virgin Atlantic flights from Cardiff to Chicago O'Hare Intl Airport

Our best Virgin Atlantic deals on Cardiff to Chicago O'Hare Intl Airport flight tickets
Virgin Atlantic
31 Oct
CWL10:20Cardiff Wales
27h 09m
2 stops
ORD08:29Chicago O'Hare Intl
7 Nov
ORD16:25Chicago O'Hare Intl
11h 25m
1 stop
CWL09:50Cardiff Wales
£514
Find similar
Virgin Atlantic
5 Mar
CWL17:25Cardiff Wales
26h 55m
1 stop
ORD14:20Chicago O'Hare Intl
9 Mar
ORD17:25Chicago O'Hare Intl
11h 25m
1 stop
CWL09:50Cardiff Wales
£541
Find similar
Virgin Atlantic
5 Mar
CWL17:25Cardiff Wales
26h 55m
1 stop
ORD14:20Chicago O'Hare Intl
9 Mar
ORD17:25Chicago O'Hare Intl
18h 30m
1 stop
CWL16:55Cardiff Wales
£542
Find similar

KLM flights from Cardiff to Chicago O'Hare Intl Airport

Our best KLM deals on Cardiff to Chicago O'Hare Intl Airport flight tickets
KLM
31 Oct
CWL10:20Cardiff Wales
34h 00m
1 stop
ORD15:20Chicago O'Hare Intl
7 Nov
ORD16:25Chicago O'Hare Intl
18h 30m
1 stop
CWL16:55Cardiff Wales
£506
Find similar
KLM
31 Oct
CWL17:15Cardiff Wales
27h 55m
2 stops
ORD16:10Chicago O'Hare Intl
7 Nov
ORD13:08Chicago O'Hare Intl
14h 42m
2 stops
CWL09:50Cardiff Wales
£641
Find similar
KLM
6 Oct
CWL17:15Cardiff Wales
26h 55m
1 stop
ORD14:10Chicago O'Hare Intl
13 Oct
ORD13:25Chicago O'Hare Intl
13h 50m
2 stops
CWL09:15Cardiff Wales
£712
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Cardiff to Chicago O'Hare Intl Airport 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 17 September 2025.
Use the filters below to find and compare flights from Cardiff to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Fri 31/10

10:20-15:20

1 stop34h 00m

Chicago O'Hare Intl

Fri 7/11

16:25-16:55

1 stop18h 30m

£506

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Fri 31/10

10:20-08:29

2 stops27h 09m

Chicago O'Hare Intl

Fri 7/11

16:25-09:50

1 stop11h 25m

£514

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Thu 5/3

17:25-14:20

1 stop26h 55m

Chicago O'Hare Intl

Mon 9/3

17:25-09:50

1 stop11h 25m

£541

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Thu 5/3

17:25-14:20

1 stop26h 55m

Chicago O'Hare Intl

Mon 9/3

17:25-16:55

1 stop18h 30m

£542

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Thu 5/3

17:25-08:47

2 stops45h 22m

Chicago O'Hare Intl

Mon 9/3

18:10-09:50

2 stops34h 40m

£545

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Thu 5/3

17:25-10:09

2 stops46h 44m

Chicago O'Hare Intl

Mon 9/3

13:35-16:55

2 stops22h 20m

£546

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Fri 31/10

17:15-16:10

2 stops27h 55m

Chicago O'Hare Intl

Fri 7/11

13:08-09:50

2 stops14h 42m

£641

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Fri 31/10

22:25-18:20

2 stops24h 55m

Chicago O'Hare Intl

Fri 7/11

20:15-09:50

3 stops31h 35m

£706

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Mon 6/10

17:15-14:10

1 stop26h 55m

Chicago O'Hare Intl

Mon 13/10

13:25-09:15

2 stops13h 50m

£712

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Mon 6/10

17:15-14:10

1 stop26h 55m

Chicago O'Hare Intl

Mon 13/10

13:25-09:15

2 stops13h 50m

£777

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to Chicago from

How to get the cheapest flight ticket from Cardiff to Chicago O'Hare Intl Airport

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 day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest day to depart from Cardiff to Chicago O'Hare Intl Airport is on a Thursday. Travellers who choose to depart for Chicago O'Hare Intl Airport on a Thursday will often find tickets for as low as £617. Be sure to avoid booking your departure on a Wednesday as prices are generally higher than usual. According to our data, the average ticket price to Chicago O'Hare Intl Airport on Wednesday is £856.

When to book flights from Cardiff to Chicago O'Hare Intl Airport

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

Cheap Cardiff to Chicago O'Hare Intl Airport (CWL to ORD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Cardiff to Chicago O'Hare Intl Airport

Direct flights

None
There are no direct flights from Cardiff to Chicago O'Hare Intl Airport. There are no popular flight routes from Cardiff to Chicago O'Hare Intl Airport.
Search flight deals

  • How far is Cardiff Wales to Chicago O'Hare Intl by plane?

    The straight-line distance from Cardiff Wales to Chicago O'Hare Intl is 3834.5 mi. 14h 24m is a normal flight duration for this route.

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

    Prices for flights from Cardiff Wales Airport to Chicago O'Hare Intl Airport are updated daily.

  • How old do you have to be to fly from Cardiff Wales Airport to Chicago O'Hare Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Cardiff Wales Airport to Chicago O'Hare Intl Airport.

  • What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

    The travel and health documents you'll need for your trip to Chicago O'Hare Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Chicago O'Hare Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Travelling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Racine
Evanston
Northbrook
Schaumburg
Lincolnshire
Glenview
Lake Geneva
Oak Brook
Joliet
Oak Park
Elgin
Rosemont

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Cardiff to Chicago. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to Chicago from Cardiff which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Chicago from Cardiff.

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

Price alerts on flights to Chicago from Cardiff are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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