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 return 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.

£251 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.

Return

One-way

Recent return flight deals from Illinois to Cardiff

Mon, 26 Oct - Mon, 2 Nov

19:30 - 21:50ORD Chicago O'Hare Intl-CWL Cardiff Wales

21h 20m2 stops Reykjavik Keflavik Intl Dublin

08:35 - 18:20CWL Cardiff Wales-ORD Chicago O'Hare Intl

15h 45m1 stop Dublin

£664Multiple Airlines

Tue, 13 Oct - Tue, 20 Oct

16:15 - 09:15ORD Chicago O'Hare Intl-CWL Cardiff Wales

11h 00m1 stop Amsterdam Schiphol

17:15 - 14:30CWL Cardiff Wales-ORD Chicago O'Hare Intl

27h 15m1 stop Amsterdam Schiphol

£679Multiple Airlines

Mon, 12 Oct - Mon, 19 Oct

12:30 - 09:15ORD Chicago O'Hare Intl-CWL Cardiff Wales

14h 45m2 stops Minneapolis St Paul Amsterdam Schiphol

17:15 - 14:15CWL Cardiff Wales-ORD Chicago O'Hare Intl

27h 00m1 stop Amsterdam Schiphol

£682KLM

Tue, 13 Oct - Tue, 20 Oct

18:08 - 16:45ORD Chicago O'Hare Intl-CWL Cardiff Wales

16h 37m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol

09:45 - 20:30CWL Cardiff Wales-ORD Chicago O'Hare Intl

16h 45m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

£690Delta

Mon, 26 Oct - Mon, 2 Nov

16:55 - 21:50ORD Chicago O'Hare Intl-CWL Cardiff Wales

23h 55m1 stop Dublin

08:35 - 18:20CWL Cardiff Wales-ORD Chicago O'Hare Intl

15h 45m1 stop Dublin

£721Multiple Airlines

Sun, 11 Oct - Sun, 18 Oct

16:15 - 09:15ORD Chicago O'Hare Intl-CWL Cardiff Wales

11h 00m1 stop Amsterdam Schiphol

17:15 - 18:20CWL Cardiff Wales-ORD Chicago O'Hare Intl

31h 05m2 stops Amsterdam Schiphol Boston Logan Intl

£733Multiple Airlines

Mon, 12 Oct - Mon, 19 Oct

16:50 - 16:45ORD Chicago O'Hare Intl-CWL Cardiff Wales

17h 55m1 stop Amsterdam Schiphol

17:15 - 14:15CWL Cardiff Wales-ORD Chicago O'Hare Intl

27h 00m1 stop Amsterdam Schiphol

£736KLM

Sun, 11 Oct - Sun, 18 Oct

15:45 - 21:45ORD Chicago O'Hare Intl-CWL Cardiff Wales

24h 00m1 stop Dublin

21:45 - 19:15CWL Cardiff Wales-ORD Chicago O'Hare Intl

27h 30m1 stop Dublin

£752Multiple Airlines

Thu, 15 Oct - Sun, 25 Oct

16:15 - 16:45ORD Chicago O'Hare Intl-CWL Cardiff Wales

18h 30m1 stop Amsterdam Schiphol

10:20 - 15:25CWL Cardiff Wales-ORD Chicago O'Hare Intl

34h 05m1 stop Amsterdam Schiphol

£753Delta

Thu, 15 Oct - Sun, 25 Oct

10:30 - 09:15ORD Chicago O'Hare Intl-CWL Cardiff Wales

16h 45m2 stops New York John F Kennedy Intl Amsterdam Schiphol

10:20 - 15:25CWL Cardiff Wales-ORD Chicago O'Hare Intl

34h 05m1 stop Amsterdam Schiphol

£756Delta

Useful Info

Cheapest flight	£251

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 return 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.