Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Chicago to Cardiff from $366

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 5/22. 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

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Chicago to Cardiff

Cheap round-trip flights

Enter your travel dates to find the best prices.
KLM Logo
2:09 pm - 9:50 am
ORD
-
CWL
13h 41m
2 stops
KLM Logo
5:15 pm - 5:10 pm
CWL
-
ORD
28h 55m
2 stops
$865KLM
Thu, Feb 26 - Mon, Mar 9
KLM Logo
4:25 pm - 9:50 am
ORD
-
CWL
11h 25m
1 stop
KLM Logo
10:20 am - 2:20 pm
CWL
-
ORD
34h 00m
1 stop
$953KLM
Fri, Feb 27 - Sat, Mar 7
Delta Logo
4:25 pm - 4:55 pm
ORD
-
CWL
18h 30m
1 stop
Delta Logo
10:20 am - 8:17 pm
CWL
-
ORD
15h 57m
2 stops
$963Delta
Fri, Feb 27 - Sat, Mar 7
Air Europa Logo
2:12 pm - 4:55 pm
ORD
-
CWL
20h 43m
2 stops
Air Europa Logo
10:20 am - 8:17 pm
CWL
-
ORD
15h 57m
2 stops
$988Air Europa
Fri, Feb 27 - Sat, Mar 7
Multiple Airlines Logo
12:05 pm - 10:00 pm
ORD
-
CWL
27h 55m
2 stops
Multiple Airlines Logo
11:30 pm - 6:55 pm
CWL
-
ORD
24h 25m
1 stop
$1,003Multiple Airlines
Thu, Feb 26 - Mon, Mar 9
Multiple Airlines Logo
6:51 pm - 10:00 pm
ORD
-
CWL
21h 09m
3 stops
Multiple Airlines Logo
11:30 pm - 6:20 pm
CWL
-
ORD
23h 50m
2 stops
$1,015Multiple Airlines
Thu, Feb 26 - Mon, Mar 9
Multiple Airlines Logo
9:00 pm - 10:00 pm
ORD
-
CWL
19h 00m
1 stop
Multiple Airlines Logo
11:30 pm - 6:55 pm
CWL
-
ORD
24h 25m
1 stop
$1,104Multiple Airlines
Thu, Feb 26 - Mon, Mar 9
WestJet Logo
5:30 pm - 10:15 am
ORD
-
CWL
34h 45m
2 stops
WestJet Logo
11:35 am - 4:40 pm
CWL
-
ORD
35h 05m
2 stops
$1,115WestJet
Sat, Jun 6 - Sat, Jun 13
WestJet Logo
5:30 pm - 10:15 am
ORD
-
CWL
34h 45m
2 stops
WestJet Logo
11:35 am - 4:40 pm
CWL
-
ORD
35h 05m
2 stops
$1,117WestJet
Sat, Jun 6 - Sat, Jun 13
Multiple Airlines Logo
11:05 am - 10:15 am
ORD
-
CWL
17h 10m
2 stops
Multiple Airlines Logo
11:35 am - 8:16 pm
CWL
-
ORD
14h 41m
1 stop
$1,129Multiple Airlines
Sun, Jun 28 - Sat, Jul 4

KLM flights from Chicago to Cardiff

Our best KLM deals on Chicago to Cardiff flight tickets
KLM
Feb 26
ORD2:09 pmChicago O'Hare Intl
13h 41m
2 stops
CWL9:50 amCardiff Wales
Mar 9
CWL5:15 pmCardiff Wales
28h 55m
2 stops
ORD5:10 pmChicago O'Hare Intl
$865
KLM
Feb 27
ORD4:25 pmChicago O'Hare Intl
11h 25m
1 stop
CWL9:50 amCardiff Wales
Mar 7
CWL10:20 amCardiff Wales
34h 00m
1 stop
ORD2:20 pmChicago O'Hare Intl
$953
KLM
Jun 6
ORD4:20 pmChicago O'Hare Intl
10h 55m
1 stop
CWL9:15 amCardiff Wales
Jun 13
CWL5:35 pmCardiff Wales
26h 40m
1 stop
ORD2:15 pmChicago O'Hare Intl
$1,205

WestJet flights from Chicago to Cardiff

Our best WestJet deals on Chicago to Cardiff flight tickets
WestJet
Jun 6
ORD5:30 pmChicago O'Hare Intl
34h 45m
2 stops
CWL10:15 amCardiff Wales
Jun 13
CWL11:35 amCardiff Wales
35h 05m
2 stops
ORD4:40 pmChicago O'Hare Intl
$1,115
WestJet
Jun 6
ORD5:30 pmChicago O'Hare Intl
34h 45m
2 stops
CWL10:15 amCardiff Wales
Jun 13
CWL11:35 amCardiff Wales
35h 05m
2 stops
ORD4:40 pmChicago O'Hare Intl
$1,117
WestJet
Jul 18
ORD5:30 pmChicago O'Hare Intl
34h 45m
2 stops
CWL10:15 amCardiff Wales
Jul 25
CWL11:35 amCardiff Wales
59h 08m
2 stops
ORD4:43 pmChicago O'Hare Intl
$1,365

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 February 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

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Thu 2/26

2:09 pm-9:50 am

2 stops13h 41m

Cardiff Wales

Mon 3/9

5:15 pm-5:10 pm

2 stops28h 55m

$865

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Fri 2/27

4:25 pm-9:50 am

1 stop11h 25m

Cardiff Wales

Sat 3/7

10:20 am-2:20 pm

1 stop34h 00m

$953

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Fri 2/27

4:25 pm-4:55 pm

1 stop18h 30m

Cardiff Wales

Sat 3/7

10:20 am-8:17 pm

2 stops15h 57m

$963

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Fri 2/27

2:12 pm-4:55 pm

2 stops20h 43m

Cardiff Wales

Sat 3/7

10:20 am-8:17 pm

2 stops15h 57m

$988

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Thu 2/26

12:05 pm-10:00 pm

2 stops27h 55m

Cardiff Wales

Mon 3/9

11:30 pm-6:55 pm

1 stop24h 25m

$1,003

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Thu 2/26

6:51 pm-10:00 pm

3 stops21h 09m

Cardiff Wales

Mon 3/9

11:30 pm-6:20 pm

2 stops23h 50m

$1,015

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Thu 2/26

9:00 pm-10:00 pm

1 stop19h 00m

Cardiff Wales

Mon 3/9

11:30 pm-6:55 pm

1 stop24h 25m

$1,104

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Sat 6/6

5:30 pm-10:15 am

2 stops34h 45m

Cardiff Wales

Sat 6/13

11:35 am-4:40 pm

2 stops35h 05m

$1,115

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Sat 6/6

5:30 pm-10:15 am

2 stops34h 45m

Cardiff Wales

Sat 6/13

11:35 am-4:40 pm

2 stops35h 05m

$1,117

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Sun 6/28

11:05 am-10:15 am

2 stops17h 10m

Cardiff Wales

Sat 7/4

11:35 am-8:16 pm

1 stop14h 41m

$1,129

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

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?

WestJet and Delta 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 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

13h 41m

Direct flights

None
The fastest flight from Chicago to Cardiff takes 13h 41m
There are no direct flights from Chicago to Cardiff. There are no popular flight routes from Chicago to Cardiff.
Search flight deals

  • How far is Chicago to Cardiff Wales by plane?

    The straight-line distance from Chicago to Cardiff Wales is 3828.5 mi. 13h 41m 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.

  • What is the most popular airline from Chicago to Cardiff?

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.

An easier way to manage your Cardiff trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fri 3/6
Fri 3/13
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United Kingdom

Fly your favorite airline to Cardiff

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
Aer Lingus