How long is the flight from Wales to Chicago?

Delta and KLM can get you from Wales to Chicago in just under 18h 37m. Your travel time can differ by up to 15h 52m. The distance from Wales to Chicago is about 3831 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

In terms of precipitation, rainfall in Chicago ranges from 43.0 - 125.0 inches per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Chicago when rainfall is around 43.0 mm.

If weather is an important factor for your trip to Chicago, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

What are the most popular routes from Wales to Chicago?

While some choose either Manchester - Chicago Midway or Bristol - Chicago O'Hare Intl, Manchester - Chicago O'Hare Intl is the most popular route from Wales to Chicago.

What is the cheapest time of day to fly from WLS to CHI?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Wales to Chicago as you normally would.

Can I find deals for flights from Wales to Chicago that include hotel bookings?

Yes. In addition to deals on Wales to Chicago flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Wales to Chicago?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Wales to Chicago.

Can I find deals for business class flights from Wales to Chicago?

Yes. Cheapflights offers flight deals from Wales to Chicago by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£397+ Cheap Flights from Wales to Chicago

Cheap flight deals from Wales to Chicago

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Wales to Chicago
Explore the most affordable flight options available from Wales to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 November 2026.

Wed 9/1210:20 -

1 stop34h 05m

Tue 15/1213:35 -

2 stops14h 15m

Deal found 9/11£672

Mon 21/1208:35 -

1 stop15h 45m

Mon 28/1220:05 -

1 stop19h 35m

Deal found 6/11£675

Sun 6/1214:25 -

2 stops30h 30m

Sun 13/1215:55 -

1 stop10h 15m

Deal found 8/11£743

Sun 6/1210:20 -

2 stops18h 37m

Sun 13/1210:38 -

2 stops17h 12m

Deal found 8/11£755

Sun 6/1217:30 -

1 stop26h 55m

Sun 13/1216:25 -

1 stop11h 25m

Deal found 8/11£769

Wed 9/1217:30 -

1 stop26h 55m

Tue 15/1206:00 -

2 stops29h 00m

Deal found 9/11£807

Thu 24/1217:30 -

3 stops29h 15m

Thu 31/1219:10 -

3 stops32h 40m

Deal found 9/11£844

Find flight deals from Wales to Chicago

Round-trip from	£672
One-way from	£397

KLM
9/12-15/12
3 total stops
48h 20m total
Wales to Chicago

Search Deals

6/12-31/12
3 total stops
32h 55m total
Wales to Chicago

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CardiffChicago

CWL Cardiff Wales - ORD Chicago O'Hare Intl

CWLORD

Cardiff Wales

Sun 6/12

14:25-17:20

3 stops32h 55m

Chicago O'Hare Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£397

CardiffChicago

CWL Cardiff Wales - ORD Chicago O'Hare Intl

CWLORD

Cardiff Wales

Tue 16/3

17:30-15:25

1 stop26h 55m

Chicago O'Hare Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£475

Fastest return journey

CardiffChicago

CWL Cardiff Wales - ORD Chicago O'Hare Intl

CWLORD

Cardiff Wales

Tue 16/3

10:20-20:37

2 stops15h 17m

Chicago O'Hare Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£475

CardiffChicago

CWL Cardiff Wales - ORD Chicago O'Hare Intl

CWLORD

Cardiff Wales

Tue 16/3

12:15-14:45

2 stops31h 30m

Chicago O'Hare Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£592

CardiffChicago

CWL Cardiff Wales - ORD Chicago O'Hare Intl

CWLORD

Cardiff Wales

Mon 21/12

08:35-18:20

1 stop15h 45m

Chicago O'Hare Intl

Mon 28/12

20:05-21:40

1 stop19h 35m

£675

CardiffChicago

CWL Cardiff Wales - ORD Chicago O'Hare Intl

CWLORD

Cardiff Wales

Sun 6/12

10:20-22:57

2 stops18h 37m

Chicago O'Hare Intl

Sun 13/12

10:38-09:50

2 stops17h 12m

£755

CardiffChicago

CWL Cardiff Wales - ORD Chicago O'Hare Intl

CWLORD

Cardiff Wales

Wed 9/12

10:20-14:49

2 stops34h 29m

Chicago O'Hare Intl

Tue 15/12

13:35-17:00

2 stops21h 25m

£764

CardiffChicago

CWL Cardiff Wales - ORD Chicago O'Hare Intl

CWLORD

Cardiff Wales

Wed 9/12

10:20-23:56

2 stops19h 36m

Chicago O'Hare Intl

Tue 15/12

06:00-09:50

2 stops21h 50m

£764

CardiffChicago

CWL Cardiff Wales - ORD Chicago O'Hare Intl

CWLORD

Cardiff Wales

Sun 6/12

17:30-14:25

1 stop26h 55m

Chicago O'Hare Intl

Sun 13/12

16:25-09:50

1 stop11h 25m

£769

CardiffChicago

CWL Cardiff Wales - ORD Chicago O'Hare Intl

CWLORD

Cardiff Wales

Fri 25/12

10:20-20:18

2 stops15h 58m

Chicago O'Hare Intl

Sun 27/12

08:05-09:50

2 stops19h 45m

£974

Flights are sorted by cheapest return flights first.

Deals found on 8/11

Showing 1-10 of 11 resultsSorted by cheapest first

Best time to book a flight from Wales to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from Wales with our price prediction graph.

CWL-ORD

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Wales to Chicago

GBWLS-CHI

CWL-ORD

No data available for this route at this time. Please check back soon.

Related info for your journey

How long is the flight from Wales to Chicago?
Delta and KLM can get you from Wales to Chicago in just under 18h 37m. Your travel time can differ by up to 15h 52m. The distance from Wales to Chicago is about 3831 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the most popular routes from Wales to Chicago?
While some choose either Manchester - Chicago Midway or Bristol - Chicago O'Hare Intl, Manchester - Chicago O'Hare Intl is the most popular route from Wales to Chicago.
Can I find deals for flights from Wales to Chicago that include hotel bookings?
Yes. In addition to deals on Wales to Chicago flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Wales to Chicago?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Wales to Chicago.
Can I find deals for business class flights from Wales to Chicago?
Yes. Cheapflights offers flight deals from Wales to Chicago by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Top airline flying from Wales to Chicago

Airline	Cheapest	Average	Flexibility	On-time
KLM	Cheapest£701	Average£705	FlexibilityNo cancel fee	On-time75%	Search KLM flights

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How does Cheapflights help users find flights from Wales to Chicago?

Deals for Wales to Chicago flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Wales to Chicago?

Cheapflights simply makes it quick and affordable to book flights from Wales to Chicago by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Wales to Chicago with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Wales to Chicago flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Wales to Chicago become cheaper?

Of course! You can now track prices for flights from Wales to Chicago and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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Cheap flights from Wales to Chicago from £397

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Wales to Chicago

Cheapest flights from Wales to ChicagoExplore the most affordable flight options available from Wales to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 November 2026.

Explore the most affordable flight options available from Wales to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 November 2026.

Best flights from Wales to ChicagoDiscover carefully curated flight deals from Wales to Chicago that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 November 2026.

Discover carefully curated flight deals from Wales to Chicago that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 November 2026.

Last-minute flights from Wales to ChicagoDiscover last-minute flight deals from Wales to Chicago. Data last updated 9 November 2026 and is based on user searches.

Discover last-minute flight deals from Wales to Chicago. Data last updated 9 November 2026 and is based on user searches.

One-way flights from Wales to ChicagoSearch for one-way flight options from Wales to Chicago. Find affordable one-way fares based on user searches. Data last updated 9 November 2026.

Search for one-way flight options from Wales to Chicago. Find affordable one-way fares based on user searches. Data last updated 9 November 2026.

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Best time to book a flight from Wales to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from Wales with our price prediction graph.

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Related info for your journey

How long is the flight from Wales to Chicago?

What are the most popular routes from Wales to Chicago?

Can I find deals for flights from Wales to Chicago that include hotel bookings?

How can I find direct flights from Wales to Chicago?

Can I find deals for business class flights from Wales to Chicago?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Wales to Chicago

See prices for flight routes from nearby airports that may be better suited for you.

Other flights to Chicago

Explore flights to Chicago departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 9 November 2026.

Complete your trip

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Direct flights to Illinois

Book a non-stop flight to one of these other cities located in Illinois.

Search flights from Wales to Chicago by cabin class

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Wales and Chicago flights

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Top airline flying from Wales to Chicago

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How does Cheapflights help users find flights from Wales to Chicago?

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Can Cheapflights find flights from Wales to Chicago with no change fees?

Can Cheapflights notify me if prices for flights from Wales to Chicago become cheaper?

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Cheapest flights from Wales to Chicago
Explore the most affordable flight options available from Wales to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 November 2026.

Best flights from Wales to Chicago
Discover carefully curated flight deals from Wales to Chicago that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 November 2026.

Last-minute flights from Wales to Chicago
Discover last-minute flight deals from Wales to Chicago. Data last updated 9 November 2026 and is based on user searches.

One-way flights from Wales to Chicago
Search for one-way flight options from Wales to Chicago. Find affordable one-way fares based on user searches. Data last updated 9 November 2026.