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Cheap flights from Chicago O'Hare Intl Airport to Cardiff from $348

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 9/27. 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 O'Hare Intl Airport to Cardiff

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:00 pm - 10:50 pm
ORD
-
CWL
19h 50m
1 stop
Multiple Airlines Logo
11:15 pm - 2:00 pm
CWL
-
ORD
20h 45m
1 stop
$728Multiple Airlines
Tue, Aug 18 - Tue, Aug 25
Multiple Airlines Logo
9:00 pm - 10:25 pm
ORD
-
CWL
19h 25m
1 stop
Multiple Airlines Logo
11:15 pm - 2:00 pm
CWL
-
ORD
20h 45m
1 stop
$731Multiple Airlines
Wed, Aug 19 - Wed, Aug 26
Multiple Airlines Logo
9:00 pm - 10:50 pm
ORD
-
CWL
19h 50m
1 stop
Multiple Airlines Logo
11:15 pm - 2:00 pm
CWL
-
ORD
20h 45m
1 stop
$733Multiple Airlines
Tue, Aug 18 - Tue, Aug 25
Multiple Airlines Logo
9:00 pm - 9:45 pm
ORD
-
CWL
18h 45m
1 stop
Multiple Airlines Logo
11:15 pm - 2:00 pm
CWL
-
ORD
20h 45m
1 stop
$741Multiple Airlines
Sun, Aug 2 - Tue, Aug 18
Multiple Airlines Logo
7:25 pm - 10:50 pm
ORD
-
CWL
21h 25m
2 stops
Multiple Airlines Logo
5:15 pm - 9:25 pm
CWL
-
ORD
34h 10m
3 stops
$805Multiple Airlines
Mon, Aug 17 - Mon, Aug 24
Multiple Airlines Logo
7:25 pm - 10:50 pm
ORD
-
CWL
21h 25m
3 stops
Multiple Airlines Logo
10:00 am - 2:00 pm
CWL
-
ORD
34h 00m
2 stops
$849Multiple Airlines
Tue, Aug 18 - Tue, Aug 25
Multiple Airlines Logo
7:25 pm - 10:50 pm
ORD
-
CWL
21h 25m
3 stops
Multiple Airlines Logo
11:35 am - 10:05 pm
CWL
-
ORD
16h 30m
1 stop
$860Multiple Airlines
Tue, Aug 18 - Tue, Aug 25
Multiple Airlines Logo
9:00 pm - 9:15 am
ORD
-
CWL
30h 15m
2 stops
Multiple Airlines Logo
11:15 pm - 2:00 pm
CWL
-
ORD
20h 45m
1 stop
$869Multiple Airlines
Tue, Aug 18 - Tue, Aug 25
Multiple Airlines Logo
3:45 pm - 9:15 am
ORD
-
CWL
35h 30m
3 stops
Multiple Airlines Logo
9:45 pm - 2:55 pm
CWL
-
ORD
23h 10m
2 stops
$878Multiple Airlines
Sun, Aug 16 - Sun, Aug 23
Multiple Airlines Logo
7:25 pm - 10:25 pm
ORD
-
CWL
21h 00m
2 stops
Multiple Airlines Logo
5:15 pm - 6:15 pm
CWL
-
ORD
31h 00m
3 stops
$879Multiple Airlines
Wed, Aug 19 - Wed, Aug 26

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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
Aug 17
ORD4:50 pmChicago O'Hare Intl
10h 25m
1 stop
CWL9:15 amCardiff Wales
Aug 24
CWL5:15 pmCardiff Wales
27h 00m
1 stop
ORD2:15 pmChicago O'Hare Intl
$1,055
Virgin Atlantic
Aug 16
ORD4:20 pmChicago O'Hare Intl
18h 25m
1 stop
CWL4:45 pmCardiff Wales
Aug 23
CWL5:15 pmCardiff Wales
27h 15m
1 stop
ORD2:30 pmChicago O'Hare Intl
$1,096
Virgin Atlantic
Aug 16
ORD4:20 pmChicago O'Hare Intl
10h 55m
1 stop
CWL9:15 amCardiff Wales
Aug 23
CWL5:15 pmCardiff Wales
27h 15m
1 stop
ORD2:30 pmChicago O'Hare Intl
$1,101

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
Aug 18
ORD4:20 pmChicago O'Hare Intl
10h 55m
1 stop
CWL9:15 amCardiff Wales
Aug 25
CWL5:15 pmCardiff Wales
27h 15m
1 stop
ORD2:30 pmChicago O'Hare Intl
$1,071
KLM
Aug 18
ORD6:45 pmChicago O'Hare Intl
16h 00m
2 stops
CWL4:45 pmCardiff Wales
Aug 25
CWL9:45 amCardiff Wales
16h 45m
2 stops
ORD8:30 pmChicago O'Hare Intl
$1,076
KLM
Aug 17
ORD12:29 pmChicago O'Hare Intl
14h 46m
2 stops
CWL9:15 amCardiff Wales
Aug 24
CWL5:15 pmCardiff Wales
27h 44m
2 stops
ORD2:59 pmChicago O'Hare Intl
$1,078

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated July 7, 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 round-trip

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Tue 8/18

9:00 pm-10:50 pm

1 stop19h 50m

Cardiff Wales

Tue 8/25

11:15 pm-2:00 pm

1 stop20h 45m

$728

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Wed 8/19

9:00 pm-10:25 pm

1 stop19h 25m

Cardiff Wales

Wed 8/26

11:15 pm-2:00 pm

1 stop20h 45m

$731

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Tue 8/18

9:00 pm-10:50 pm

1 stop19h 50m

Cardiff Wales

Tue 8/25

11:15 pm-2:00 pm

1 stop20h 45m

$733

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Sun 8/2

9:00 pm-9:45 pm

1 stop18h 45m

Cardiff Wales

Tue 8/18

11:15 pm-2:00 pm

1 stop20h 45m

$741

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Mon 8/17

7:25 pm-10:50 pm

2 stops21h 25m

Cardiff Wales

Mon 8/24

5:15 pm-9:25 pm

3 stops34h 10m

$805

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Tue 8/18

7:25 pm-10:50 pm

3 stops21h 25m

Cardiff Wales

Tue 8/25

10:00 am-2:00 pm

2 stops34h 00m

$849
Quickest round-trip

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Tue 8/18

7:25 pm-10:50 pm

3 stops21h 25m

Cardiff Wales

Tue 8/25

11:35 am-10:05 pm

1 stop16h 30m

$860

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Tue 8/18

9:00 pm-9:15 am

2 stops30h 15m

Cardiff Wales

Tue 8/25

11:15 pm-2:00 pm

1 stop20h 45m

$869

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Sun 8/16

3:45 pm-9:15 am

3 stops35h 30m

Cardiff Wales

Sun 8/23

9:45 pm-2:55 pm

2 stops23h 10m

$878

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Wed 8/19

7:25 pm-10:25 pm

2 stops21h 00m

Cardiff Wales

Wed 8/26

5:15 pm-6:15 pm

3 stops31h 00m

$879

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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See travel insights to Cardiff from

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

WestJet is the most popular carrier operating from Chicago O'Hare Intl to Cardiff Wales

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 round-trip 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?

    There are 3834.5 mi between Chicago O'Hare Intl and Cardiff Wales. Typically, this will take 10h 55m by plane in normal conditions.

  • 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 are updated daily.

  • 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 travel and health documents you'll need for your trip to Cardiff Wales 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 Cardiff Wales Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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?

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

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

Once all potential Chicago to Cardiff flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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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