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Cheap flights from Chicago O'Hare Intl Airport to Cardiff from £260

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 O'Hare Intl Airport to Cardiff departing on 27/9. 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
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Find the cheapest flights from Chicago O'Hare Intl Airport to Cardiff

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
21:00 - 22:50
ORD
-
CWL
19h 50m
1 stop
Multiple Airlines Logo
23:15 - 14:00
CWL
-
ORD
20h 45m
1 stop
£545Multiple Airlines
Tue, 18 Aug - Tue, 25 Aug
Multiple Airlines Logo
21:00 - 22:25
ORD
-
CWL
19h 25m
1 stop
Multiple Airlines Logo
23:15 - 14:00
CWL
-
ORD
20h 45m
1 stop
£547Multiple Airlines
Wed, 19 Aug - Wed, 26 Aug
Multiple Airlines Logo
21:00 - 22:50
ORD
-
CWL
19h 50m
1 stop
Multiple Airlines Logo
23:15 - 14:00
CWL
-
ORD
20h 45m
1 stop
£549Multiple Airlines
Tue, 18 Aug - Tue, 25 Aug
Multiple Airlines Logo
21:00 - 21:45
ORD
-
CWL
18h 45m
1 stop
Multiple Airlines Logo
23:15 - 14:00
CWL
-
ORD
20h 45m
1 stop
£555Multiple Airlines
Sun, 2 Aug - Tue, 18 Aug
Multiple Airlines Logo
19:25 - 22:50
ORD
-
CWL
21h 25m
2 stops
Multiple Airlines Logo
17:15 - 21:25
CWL
-
ORD
34h 10m
3 stops
£603Multiple Airlines
Mon, 17 Aug - Mon, 24 Aug
Multiple Airlines Logo
19:25 - 22:50
ORD
-
CWL
21h 25m
3 stops
Multiple Airlines Logo
10:00 - 14:00
CWL
-
ORD
34h 00m
2 stops
£635Multiple Airlines
Tue, 18 Aug - Tue, 25 Aug
Multiple Airlines Logo
19:25 - 22:50
ORD
-
CWL
21h 25m
3 stops
Multiple Airlines Logo
11:35 - 22:05
CWL
-
ORD
16h 30m
1 stop
£644Multiple Airlines
Tue, 18 Aug - Tue, 25 Aug
Multiple Airlines Logo
21:00 - 09:15
ORD
-
CWL
30h 15m
2 stops
Multiple Airlines Logo
23:15 - 14:00
CWL
-
ORD
20h 45m
1 stop
£650Multiple Airlines
Tue, 18 Aug - Tue, 25 Aug
Multiple Airlines Logo
15:45 - 09:15
ORD
-
CWL
35h 30m
3 stops
Multiple Airlines Logo
21:45 - 14:55
CWL
-
ORD
23h 10m
2 stops
£657Multiple Airlines
Sun, 16 Aug - Sun, 23 Aug
Multiple Airlines Logo
19:25 - 22:25
ORD
-
CWL
21h 00m
2 stops
Multiple Airlines Logo
17:15 - 18:15
CWL
-
ORD
31h 00m
3 stops
£658Multiple Airlines
Wed, 19 Aug - Wed, 26 Aug

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

Our best Virgin Atlantic deals on Chicago O'Hare Intl Airport to Cardiff flight tickets
Virgin Atlantic
17 Aug
ORD16:50Chicago O'Hare Intl
10h 25m
1 stop
CWL09:15Cardiff Wales
24 Aug
CWL17:15Cardiff Wales
27h 00m
1 stop
ORD14:15Chicago O'Hare Intl
£790
Virgin Atlantic
16 Aug
ORD16:20Chicago O'Hare Intl
18h 25m
1 stop
CWL16:45Cardiff Wales
23 Aug
CWL17:15Cardiff Wales
27h 15m
1 stop
ORD14:30Chicago O'Hare Intl
£820
Virgin Atlantic
16 Aug
ORD16:20Chicago O'Hare Intl
10h 55m
1 stop
CWL09:15Cardiff Wales
23 Aug
CWL17:15Cardiff Wales
27h 15m
1 stop
ORD14:30Chicago O'Hare Intl
£824

KLM flights from Chicago O'Hare Intl Airport to Cardiff

Our best KLM deals on Chicago O'Hare Intl Airport to Cardiff flight tickets
KLM
18 Aug
ORD16:20Chicago O'Hare Intl
10h 55m
1 stop
CWL09:15Cardiff Wales
25 Aug
CWL17:15Cardiff Wales
27h 15m
1 stop
ORD14:30Chicago O'Hare Intl
£802
KLM
18 Aug
ORD18:45Chicago O'Hare Intl
16h 00m
2 stops
CWL16:45Cardiff Wales
25 Aug
CWL09:45Cardiff Wales
16h 45m
2 stops
ORD20:30Chicago O'Hare Intl
£805
KLM
17 Aug
ORD12:29Chicago O'Hare Intl
14h 46m
2 stops
CWL09:15Cardiff Wales
24 Aug
CWL17:15Cardiff Wales
27h 44m
2 stops
ORD14:59Chicago O'Hare Intl
£807

momondo Fare Finder

 
Customise your flight search to find flights from Chicago O'Hare Intl Airport 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 7 July 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Cardiff that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Tue 18/8

21:00-22:50

1 stop19h 50m

Cardiff Wales

Tue 25/8

23:15-14:00

1 stop20h 45m

£545

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Wed 19/8

21:00-22:25

1 stop19h 25m

Cardiff Wales

Wed 26/8

23:15-14:00

1 stop20h 45m

£547

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Tue 18/8

21:00-22:50

1 stop19h 50m

Cardiff Wales

Tue 25/8

23:15-14:00

1 stop20h 45m

£549

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Sun 2/8

21:00-21:45

1 stop18h 45m

Cardiff Wales

Tue 18/8

23:15-14:00

1 stop20h 45m

£555

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Mon 17/8

19:25-22:50

2 stops21h 25m

Cardiff Wales

Mon 24/8

17:15-21:25

3 stops34h 10m

£603

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Tue 18/8

19:25-22:50

3 stops21h 25m

Cardiff Wales

Tue 25/8

10:00-14:00

2 stops34h 00m

£635
Fastest return journey

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Tue 18/8

19:25-22:50

3 stops21h 25m

Cardiff Wales

Tue 25/8

11:35-22:05

1 stop16h 30m

£644

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Tue 18/8

21:00-09:15

2 stops30h 15m

Cardiff Wales

Tue 25/8

23:15-14:00

1 stop20h 45m

£650

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Sun 16/8

15:45-09:15

3 stops35h 30m

Cardiff Wales

Sun 23/8

21:45-14:55

2 stops23h 10m

£657

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Wed 19/8

19:25-22:25

2 stops21h 00m

Cardiff Wales

Wed 26/8

17:15-18:15

3 stops31h 00m

£658

Flights are sorted by cheapest return flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

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

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

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

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

Fastest flight time

10h 55m

Direct flights

None
The fastest flight from Chicago O'Hare Intl Airport to Cardiff takes 10h 55m
There are no direct flights from Chicago O'Hare Intl Airport to Cardiff. There are no popular flight routes from Chicago O'Hare Intl Airport to Cardiff.
Search flight deals

Frequently asked questions about flying from Chicago O'Hare Intl Airport to Cardiff

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

    Cardiff Wales is 3834.5 mi away from Chicago O'Hare Intl. A reasonable flight in good conditions will take 10h 55m.

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

    Prices for flights from Chicago O'Hare Intl Airport to Cardiff Wales Airport were last updated today.

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

  • What documentation or ID do you need to fly to Cardiff Wales Airport?

    The necessary travel and health documents for your Cardiff Wales Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Chicago O'Hare Intl Airport to Cardiff

  • How do I get Price Alerts for flights from Chicago O'Hare Intl Airport to Cardiff?

    Price Alerts will notify you by email when the price for flights to Cardiff from Chicago O'Hare Intl Airport 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 Chicago O'Hare Intl Airport to Cardiff with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

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?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Chicago to Cardiff . Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for Chicago to Cardiff flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Cardiff from Chicago. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are not ready to book a flight from Chicago 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.

An easier way to manage your Cardiff trip

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Find better results for your trip to the United Kingdom

Airports servicing Wales

Holyhead Anglesey Airport