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Cheap Flights from Cardiff to Chicago

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Compare Cardiff to Chicago flight deals

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Flight deals from Cardiff to Chicago

Looking for a cheap last-minute deal or the best return flight from Cardiff to Chicago? Find the lowest prices on one-way and return tickets right here.
Chicago.616 € per passenger.Departing Mon, 4 May, returning Mon, 11 May.Return flight with KLM.Outbound indirect flight with KLM, departs from Cardiff on Mon, 4 May, arriving in Chicago O'Hare International.Inbound indirect flight with KLM, departs from Chicago O'Hare International on Mon, 11 May, arriving in Cardiff.Price includes taxes and charges.From 616 €, select.
Chicago.627 € per passenger.Departing Mon, 3 Nov, returning Sun, 9 Nov.Return flight with Delta.Outbound indirect flight with Delta, departs from Cardiff on Mon, 3 Nov, arriving in Chicago O'Hare International.Inbound indirect flight with Delta, departs from Chicago O'Hare International on Sun, 9 Nov, arriving in Cardiff.Price includes taxes and charges.From 627 €, select.
Chicago.656 € per passenger.Departing Sat, 4 Oct, returning Sat, 11 Oct.Return flight with KLM.Outbound indirect flight with KLM, departs from Cardiff on Sat, 4 Oct, arriving in Chicago O'Hare International.Inbound indirect flight with KLM, departs from Chicago Midway on Sat, 11 Oct, arriving in Cardiff.Price includes taxes and charges.From 656 €, select.
Chicago.657 € per passenger.Departing Sat, 30 Aug, returning Sun, 14 Sep.Return flight with KLM.Outbound indirect flight with KLM, departs from Cardiff on Sat, 30 Aug, arriving in Chicago O'Hare International.Inbound indirect flight with KLM, departs from Chicago O'Hare International on Sun, 14 Sep, arriving in Cardiff.Price includes taxes and charges.From 657 €, select.
Chicago.734 € per passenger.Departing Sun, 29 Jun, returning Sun, 6 Jul.Return flight with KLM.Outbound indirect flight with KLM, departs from Cardiff on Sun, 29 Jun, arriving in Chicago O'Hare International.Inbound indirect flight with KLM, departs from Chicago O'Hare International on Sun, 6 Jul, arriving in Cardiff.Price includes taxes and charges.From 734 €, select.
Chicago.738 € per passenger.Departing Mon, 15 Dec, returning Sun, 28 Dec.Return flight with Delta.Outbound indirect flight with Delta, departs from Cardiff on Mon, 15 Dec, arriving in Chicago O'Hare International.Inbound indirect flight with Delta, departs from Chicago Midway on Sun, 28 Dec, arriving in Cardiff.Price includes taxes and charges.From 738 €, select.
Chicago.812 € per passenger.Departing Mon, 11 Aug, returning Sun, 17 Aug.Return flight with Ryanair and Aer Lingus.Outbound indirect flight with Ryanair, departs from Cardiff on Mon, 11 Aug, arriving in Chicago O'Hare International.Inbound indirect flight with Aer Lingus, departs from Chicago O'Hare International on Sun, 17 Aug, arriving in Cardiff.Price includes taxes and charges.From 812 €, select.
Chicago.825 € per passenger.Departing Thu, 31 Jul, returning Thu, 7 Aug.Return flight with Ryanair and TAP Air Portugal.Outbound indirect flight with Ryanair, departs from Cardiff on Thu, 31 Jul, arriving in Chicago Midway.Inbound indirect flight with TAP Air Portugal, departs from Chicago O'Hare International on Thu, 7 Aug, arriving in Cardiff.Price includes taxes and charges.From 825 €, select.

Find the cheapest month to fly from Cardiff to Chicago

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Cardiff to Chicago flights are currently cheapest in May.
Jun
from 1.250 €
Jul
from 890 €
Aug
from 812 €
Sep
Find prices
Oct
from 656 €
Nov
from 627 €
Dec
from 738 €
Jan
Find prices
Feb
Find prices
Mar
Find prices
Apr
from 959 €
May
from 616 €

Alternative Cardiff to Chicago routes

Looking for the cheapest, fastest or easiest route from Cardiff to Chicago? You could fly into the following airports instead.

Cardiff to Chicago: Flight information

The things to know before you go.
Cheapest flight found616 €
Cheapest month to flyMay

Finding cheap flights from Cardiff to Chicago: Frequently asked questions

There are 4 airports in Chicago: Chicago Midway, Chicago O'Hare International, Chicago Dupage County, and Chicago Rockford.
The best price we found for a return flight from Cardiff to Chicago is 616 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Cardiff to Chicago. But we found flights with one or more stops from 616 €.
As of June 2025, there are no flights flying from Cardiff to Chicago.
The cheapest month to fly from Cardiff to Chicago is usually June 2025.
If you're flying from Cardiff Airport, the cheapest airport near Chicago is Chicago O'Hare International – which is 25.4 km away from the centre of Chicago. We've found flights into this airport from 616 €.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Cardiff Airport to Chicago on Monday, 4 May 2026.
No airlines currently offer direct flights between Cardiff Airport and Chicago. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Chicago but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Chicago is around 40 days in advance, so don’t leave your flight to the last minute.
In June, the average temperature is usually around 19°C. July is typically the warmest month in Chicago, when it usually averages around 26°C. You can expect the least rain in January. The coldest month is January, with temperatures averaging -8°C. The rainiest month is August.
Currently, KLM offers the cheapest flight tickets to Chicago.

Travelling from Cardiff Airport (CWL) to Chicago: what you need to know

  • Cardiff Airport is located in Cardiff. Following the UTC-5 timezone, Chicago is five hours behind Cardiff.

  • For hassle-free travel, turn up at the airport two hours ahead of international flights and one hour before domestic departures. This will give you enough time to catch your CWL to Chicago flight.

  • Delays at check-in and security are likely if you're heading away during high season, so give yourself a bit more breathing room. A good rule for peak times? Arrive up to four hours early for international flights and at least two hours for domestic departures.

  • Consider adding a stopover to potentially find a cheaper plane ticket from CWL to Chicago. Just uncheck 'Direct flights only' during your search. Break up your journey by stopping at one of these airports:

    • Amsterdam Airport Schiphol (AMS)

    • Dublin Airport (DUB)

    • Keflavik International Airport (KEF)

  • CWL is about 14 kilometres from central Cardiff. If you're driving, ride-sharing or catching a cab from the centre, it'll take you 30 minutes or so to get there, depending on traffic conditions. If you're planning to take public transport, expect the journey time to be around 1 hour 5 minutes.

  • Have an early flight from Cardiff Airport to Chicago? Avoid the last-minute rush to the airport (and sneak in some extra precious sleep) by choosing one of these stays close to CWL:

  • 66.16% of flights that depart Cardiff Airport arrive at their destination on schedule.

How to find the cheapest flights from Cardiff Airport (CWL) to Chicago

  • 453 € is the lowest price we've seen for a one-way Cardiff Airport to Chicago flight. A round-trip plane ticket right now is 616 €. Depending on when you book and the availability, these fares could change.

  • To pick up cheap flights from CWL to Chicago, book ahead. Airlines usually offer lower fares when tickets are first released.

  • Finding cheap tickets from Cardiff Airport to Chicago is easier if you're flexible with your travel plans. Use the 'Whole month' function to access the best prices across each month and snap up an awesome deal.

  • You don't need to check every day to see if fares have dropped when you set up a Price Alert. We'll notify you the moment there's an even bigger deal on cheap flights from CWL to Chicago.

  • Find a cheap flight from Cardiff Airport to Chicago with the help of our filters. Choose your ideal duration, departure time and airlines, then sort the results by 'Cheapest' for the best deals.

Airports in Chicago

O'Hare International Airport (ORD)

  • The distance from O'Hare International Airport (ORD) to central Chicago is roughly 40 kilometres. It takes about 35 minutes to get to the centre driving.

  • Travelling by public transport takes about 55 minutes.

  • Think about booking a hotel close to ORD if you're coming in on a late flight from Cardiff Airport to Chicago. Pick one of these options and make your first night all about rest:

  • Follow your own route with an O'Hare International Airport rental car. Book your wheels from Routes Car Rentals, Dollar or Budget and find adventure across Chicago and beyond.

  • To get the best deal, reserve your vehicle from O'Hare International Airport about four weeks in advance of your flight from CWL to Chicago.

  • The street address for ORD is 10000 West O'Hare.

Chicago Midway International Airport (MDW)

  • Once your flight from Cardiff Airport to Chicago has hit the tarmac, you can make your way to the city centre in about 20 minutes by car. Central Chicago is roughly 19 kilometres from Chicago Midway International Airport (MDW).

  • If you travel by public transport, you'll get to the city centre in 45 minutes or so.

  • There are some comfortable places to drop your things at near MDW. Kick back and get cosy after your CWL to Chicago flight at one of these well-located options:

  • The fastest way to reach your destination is with a Chicago Midway International Airport rental car. Grab your wheels from Dollar, Hertz or Budget and set off in the blink of an eye.

  • Lock in the lowest price by reserving your ride from MDW four weeks in advance. You'll also have access to a wider selection of vehicles.

  • The address for Chicago Midway International Airport is 5700 South Cicero.

Chicago Rockford International Airport (RFD)

  • Chicago Rockford International Airport (RFD) is about 137 kilometres from the centre of Chicago. It takes about 1 hour 25 minutes to reach the city centre by ride-share or cab once you've stepped off your flight from Cardiff Airport to Chicago.

  • If you're using public transport, the journey takes around 4 hours 15 minutes.

  • If you don't want to travel into the centre, head for a hotel close to RFD. Make yourself comfortable at one of these stays after your CWL to Chicago flight:

  • Begin your trip without stressing over how to get to where you're going with a Chicago Rockford International Airport rental car. You can book a set of wheels from reliable companies here like Budget, Alamo and National.

  • Rental providers sometimes offer deals on early bookings, so reserve your vehicle from RFD in advance of your flight from Cardiff Airport to Chicago. A little prep work can make a big difference in cost.

  • The address for Chicago Rockford International Airport is 2 Airport Cir.

Best time to go to Chicago

  • Before you book your flights from Cardiff Airport to Chicago, consider which time of year is best for you. Peak season in Chicago offers a bustling atmosphere and plenty to do, while the low season brings cheaper hotel deals and smaller crowds.

  • Before locking in your Cardiff Airport to Chicago plane ticket, think about the kind of weather you prefer. July is the warmest month in Chicago, with temperatures ranging from 15ºC (59ºF) to 29ºC (84ºF).

  • If you want to travel in cooler conditions, look for a cheap ticket from CWL to Chicago in January when temperatures average between -12ºC (10ºF) and 3ºC (37ºF).

More about Chicago

Explore more of United States

  • Columbus is just one of the many places in United States waiting to be explored once you've seen the sights of Chicago. Around 451 kilometres away to the south-east, its best attractions include Franklin Park Conservatory and Botanical Gardens, Ohio Statehouse and German Village.

  • Around 257 kilometres south-east of Chicago, Indianapolis is another essential stop in United States. Start your sightseeing at The Children's Museum of Indianapolis, Indianapolis Museum of Art and Indianapolis Zoo.

Plan the rest of your trip from Cardiff to Chicago

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.