How does KAYAK find such low prices on flights from Illinois to Cardiff?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Cardiff.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Cardiff?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Cardiff from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Illinois to Cardiff?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Cardiff with an airline and back to Illinois with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Cardiff?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Cardiff from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Cheap Flights from Illinois to Cardiff

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Cheap Flights from Illinois to Cardiff

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Illinois to Cardiff

Wed, Jan 27 - Sun, Jan 31

9:00 pm - 1:00 pmORD Chicago O'Hare Intl-CWL Cardiff Wales

10h 00m1 stop Dublin

9:05 am - 2:55 pmCWL Cardiff Wales-ORD Chicago O'Hare Intl

35h 50m2 stops Alicante Madrid Barajas

$820Multiple Airlines

Sat, Nov 7 - Sat, Nov 14

8:05 pm - 8:10 amORD Chicago O'Hare Intl-CWL Cardiff Wales

30h 05m1 stop Dublin

8:15 am - 3:30 pmCWL Cardiff Wales-ORD Chicago O'Hare Intl

37h 15m2 stops Dublin Lisbon Humberto Delgado

$892Multiple Airlines

Thu, Nov 5 - Sat, Nov 14

8:05 pm - 7:50 amORD Chicago O'Hare Intl-CWL Cardiff Wales

29h 45m1 stop Dublin

8:15 am - 3:30 pmCWL Cardiff Wales-ORD Chicago O'Hare Intl

37h 15m2 stops Dublin Lisbon Humberto Delgado

$997Multiple Airlines

Sun, Nov 8 - Sun, Nov 15

3:55 pm - 8:10 amORD Chicago O'Hare Intl-CWL Cardiff Wales

10h 15m1 stop Dublin

2:25 pm - 5:20 pmCWL Cardiff Wales-ORD Chicago O'Hare Intl

32h 55m2 stops Dublin Reykjavik Keflavik Intl

$1,045Multiple Airlines

Wed, Jan 27 - Sun, Jan 31

4:25 pm - 9:50 amORD Chicago O'Hare Intl-CWL Cardiff Wales

11h 25m1 stop Amsterdam Schiphol

5:30 pm - 2:25 pmCWL Cardiff Wales-ORD Chicago O'Hare Intl

26h 55m1 stop Amsterdam Schiphol

$1,057KLM

Sat, Nov 7 - Sat, Nov 14

8:05 pm - 8:10 amORD Chicago O'Hare Intl-CWL Cardiff Wales

30h 05m1 stop Dublin

8:15 am - 2:10 pmCWL Cardiff Wales-ORD Chicago O'Hare Intl

11h 55m1 stop Dublin

$1,060Multiple Airlines

Wed, Jan 27 - Sun, Jan 31

12:15 pm - 9:50 amORD Chicago O'Hare Intl-CWL Cardiff Wales

15h 35m2 stops Minneapolis St Paul Amsterdam Schiphol

10:20 am - 8:37 pmCWL Cardiff Wales-ORD Chicago O'Hare Intl

16h 17m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

$1,071Delta

Wed, Jan 27 - Sun, Jan 31

10:33 am - 1:00 pmORD Chicago O'Hare Intl-CWL Cardiff Wales

20h 27m3 stops Montreal Pierre Elliott Trudeau Intl London Heathrow Dublin

9:05 am - 5:20 pmCWL Cardiff Wales-ORD Chicago O'Hare Intl

38h 15m3 stops Alicante Kastrup Copenhagen Reykjavik Keflavik Intl

$1,075Multiple Airlines

Wed, Dec 9 - Tue, Dec 15

4:25 pm - 5:00 pmORD Chicago O'Hare Intl-CWL Cardiff Wales

18h 35m1 stop Amsterdam Schiphol

10:20 am - 2:25 pmCWL Cardiff Wales-ORD Chicago O'Hare Intl

34h 05m1 stop Amsterdam Schiphol

$1,078Delta

Wed, Dec 9 - Wed, Dec 16

4:25 pm - 9:45 amORD Chicago O'Hare Intl-CWL Cardiff Wales

11h 20m1 stop Amsterdam Schiphol

10:20 am - 2:25 pmCWL Cardiff Wales-ORD Chicago O'Hare Intl

34h 05m1 stop Amsterdam Schiphol

$1,078Delta

Useful Info

Cheapest flight	$392

Flight from Chicago to Cardiff

How does KAYAK find such low prices on flights from Illinois to Cardiff?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Cardiff.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Cardiff?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Cardiff from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Illinois to Cardiff?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Cardiff with an airline and back to Illinois with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Cardiff?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Cardiff from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.