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Cheap flights from Chicago to Cardiff from $322

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 6/3. 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

Find the cheapest flights from Chicago to Cardiff

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:55 am - 10:15 am
ORD
-
CWL
18h 20m
1 stop
Multiple Airlines Logo
10:10 pm - 10:05 pm
CWL
-
ORD
29h 55m
3 stops
$924Multiple Airlines
Mon, Jun 15 - Mon, Jun 22
Multiple Airlines Logo
9:55 am - 10:50 pm
ORD
-
CWL
30h 55m
2 stops
Multiple Airlines Logo
10:10 pm - 10:05 pm
CWL
-
ORD
29h 55m
3 stops
$944Multiple Airlines
Mon, Jun 15 - Mon, Jun 22
Multiple Airlines Logo
3:45 pm - 11:05 pm
ORD
-
CWL
25h 20m
1 stop
Multiple Airlines Logo
11:15 pm - 11:50 am
CWL
-
ORD
42h 35m
2 stops
$960Multiple Airlines
Tue, Jul 28 - Tue, Aug 18
KLM Logo
4:20 pm - 9:15 am
ORD
-
CWL
10h 55m
1 stop
KLM Logo
10:20 am - 2:30 pm
CWL
-
ORD
34h 10m
1 stop
$1,022KLM
Tue, Oct 20 - Tue, Nov 3
KLM Logo
10:40 am - 9:15 am
ORD
-
CWL
16h 35m
2 stops
KLM Logo
10:20 am - 2:30 pm
CWL
-
ORD
34h 10m
1 stop
$1,026KLM
Tue, Oct 20 - Tue, Nov 3
Delta Logo
9:30 am - 9:15 am
ORD
-
CWL
17h 45m
2 stops
Delta Logo
10:20 am - 8:24 pm
CWL
-
ORD
16h 04m
2 stops
$1,036Delta
Tue, Oct 20 - Tue, Nov 3
Multiple Airlines Logo
9:55 am - 10:15 am
ORD
-
CWL
18h 20m
1 stop
Multiple Airlines Logo
10:10 pm - 4:57 pm
CWL
-
ORD
24h 47m
2 stops
$1,074Multiple Airlines
Mon, Jun 15 - Mon, Jun 22
Virgin Atlantic Logo
4:20 pm - 9:15 am
ORD
-
CWL
10h 55m
1 stop
Virgin Atlantic Logo
5:15 pm - 2:30 pm
CWL
-
ORD
27h 15m
1 stop
$1,076Virgin Atlantic
Tue, Jul 28 - Tue, Aug 18
WestJet Logo
9:54 am - 10:15 am
MDW
-
CWL
18h 21m
2 stops
WestJet Logo
11:35 am - 9:14 am
CWL
-
MDW
27h 39m
2 stops
$1,180WestJet
Mon, Jun 15 - Mon, Jun 22
Delta Logo
10:45 am - 9:15 am
MDW
-
CWL
16h 30m
2 stops
Delta Logo
9:45 am - 10:17 pm
CWL
-
MDW
18h 32m
2 stops
$1,457Delta
Sat, Jun 6 - Sat, Jun 13

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Delta flights from Chicago to Cardiff

Our best Delta deals on Chicago to Cardiff flight tickets
Delta
Oct 20
ORD9:30 amChicago O'Hare Intl
17h 45m
2 stops
CWL9:15 amCardiff Wales
Nov 3
CWL10:20 amCardiff Wales
16h 04m
2 stops
ORD8:24 pmChicago O'Hare Intl
$1,036
Delta
Jun 6
MDW10:45 amChicago Midway
16h 30m
2 stops
CWL9:15 amCardiff Wales
Jun 13
CWL9:45 amCardiff Wales
18h 32m
2 stops
MDW10:17 pmChicago Midway
$1,457
Delta
Jun 6
MDW9:22 amChicago Midway
17h 53m
2 stops
CWL9:15 amCardiff Wales
Jun 13
CWL9:45 amCardiff Wales
18h 32m
2 stops
MDW10:17 pmChicago Midway
$1,527

KLM flights from Chicago to Cardiff

Our best KLM deals on Chicago to Cardiff flight tickets
KLM
Oct 20
ORD4:20 pmChicago O'Hare Intl
10h 55m
1 stop
CWL9:15 amCardiff Wales
Nov 3
CWL10:20 amCardiff Wales
34h 10m
1 stop
ORD2:30 pmChicago O'Hare Intl
$1,022
KLM
Oct 20
ORD10:40 amChicago O'Hare Intl
16h 35m
2 stops
CWL9:15 amCardiff Wales
Nov 3
CWL10:20 amCardiff Wales
34h 10m
1 stop
ORD2:30 pmChicago O'Hare Intl
$1,026
KLM
Jul 28
MDW1:18 pmChicago Midway
13h 57m
2 stops
CWL9:15 amCardiff Wales
Aug 18
CWL9:45 amCardiff Wales
18h 51m
2 stops
MDW10:36 pmChicago Midway
$1,146

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated May 4, 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 round-trip

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Mon 6/15

9:55 am-10:15 am

1 stop18h 20m

Cardiff Wales

Mon 6/22

10:10 pm-10:05 pm

3 stops29h 55m

$924

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Mon 6/15

9:55 am-10:50 pm

2 stops30h 55m

Cardiff Wales

Mon 6/22

10:10 pm-10:05 pm

3 stops29h 55m

$944

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Tue 7/28

3:45 pm-11:05 pm

1 stop25h 20m

Cardiff Wales

Tue 8/18

11:15 pm-11:50 am

2 stops42h 35m

$960

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Tue 10/20

4:20 pm-9:15 am

1 stop10h 55m

Cardiff Wales

Tue 11/3

10:20 am-2:30 pm

1 stop34h 10m

$1,022

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Tue 10/20

10:40 am-9:15 am

2 stops16h 35m

Cardiff Wales

Tue 11/3

10:20 am-2:30 pm

1 stop34h 10m

$1,026
Quickest round-trip

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Tue 10/20

9:30 am-9:15 am

2 stops17h 45m

Cardiff Wales

Tue 11/3

10:20 am-8:24 pm

2 stops16h 04m

$1,036

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Mon 6/15

9:55 am-10:15 am

1 stop18h 20m

Cardiff Wales

Mon 6/22

10:10 pm-4:57 pm

2 stops24h 47m

$1,074

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Tue 7/28

4:20 pm-9:15 am

1 stop10h 55m

Cardiff Wales

Tue 8/18

5:15 pm-2:30 pm

1 stop27h 15m

$1,076

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Mon 6/15

9:54 am-10:15 am

2 stops18h 21m

Cardiff Wales

Mon 6/22

11:35 am-9:14 am

2 stops27h 39m

$1,180

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Sat 6/6

10:45 am-9:15 am

2 stops16h 30m

Cardiff Wales

Sat 6/13

9:45 am-10:17 pm

2 stops18h 32m

$1,457

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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

Can stopping save me money on Chicago to Cardiff flights?

You could potentially save up to 57% on your flight if you consider stops on a Chicago to Cardiff flight.

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 round-trip 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

10h 55m

Direct flights

None
The fastest flight from Chicago to Cardiff takes 10h 55m
There are no direct flights from Chicago to Cardiff. There are no popular flight routes from Chicago to Cardiff.
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Frequently asked questions about flying from Chicago to Cardiff

  • How far is Chicago to Cardiff Wales by plane?

    The straight-line distance from Chicago to Cardiff Wales is 3828.5 mi. 10h 55m is a normal flight duration for this route.

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

    Prices for flights from Chicago to Cardiff Wales Airport are updated daily.

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

Why use momondo?

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

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

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 offers price alerts on flights to Cardiff from Chicago. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Aer Lingus