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Cheap Business Class flights to Chicago

LHR — CHI
20 Jul — 27 Jul1
1 adult

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Cheap business class flights to Chicago in 2025

Find the latest flights to Chicago in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data were last updated on 15 July 2025.

Average Price

£3,399

Cheapest Price

£1,970

Top Rated Airline

Finnair

No. of Airlines

19

Arrival Airport

Chicago O'Hare Intl Airport
Average for return business class flights in July 2025
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The lowest price for a business class flight ticket to Chicago
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Most popular airline to fly business class with to Chicago in the past 7 days
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Find business class flight deals to Chicago

Cheapest business class flights to Chicago
Explore the most affordable business class flight options available to Chicago. Find the lowest fares based on data from user searches, with prices last updated on 15 July 2025.

Thu 7/815:40LGW - ORD
1 stop11h 35mIcelandair
Mon 11/819:25ORD - LGW
1 stop10h 20mIcelandair
Deal found 13/7£1,600
Mon 10/1112:15LHR - ORD
1 stop11h 05mIcelandair
Thu 13/1118:30ORD - LHR
1 stop19h 00mIcelandair
Deal found 14/7£1,663
Thu 16/1012:40MAN - ORD
1 stop11h 35mIcelandair
Tue 4/1118:30ORD - MAN
1 stop10h 15mIcelandair
Deal found 14/7£1,717
Wed 6/819:50LHR - ORD
1 stop22h 45mTAP AIR PORTUGAL
Sat 23/818:15ORD - LHR
1 stop12h 30mTAP AIR PORTUGAL
Deal found 13/7£1,811
Wed 27/811:00MAN - ORD
1 stop31h 50mTAP AIR PORTUGAL
Sat 30/818:15ORD - MAN
1 stop16h 55mTAP AIR PORTUGAL
Deal found 14/7£1,919
Wed 6/816:25LGW - ORD
1 stop26h 10mTAP AIR PORTUGAL
Sat 23/818:15ORD - LGW
1 stop33h 30mTAP AIR PORTUGAL
Deal found 14/7£1,925

Travel insights for business class flights from United Kingdom to Chicago

Get recent, data-driven insights about business class flights from United Kingdom to Chicago including ideal travel times, pricing trends, and more.

What is the cheapest month to book a Business Class flight from United Kingdom to Chicago?

Currently, January is the cheapest month in which you can book a Business Class flight from United Kingdom to Chicago (average of £1,097). Flying from United Kingdom to Chicago in November is currently the most expensive (average of £1,703). There are several factors that can impact the price of a flight, so comparing airlines, departure airports, and flight times can provide users with more options.

Rainfall in Chicago by month

Plan your trip to Chicago by taking into account the average rainfall totals by month.

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.

Temperature in Chicago by month

Plan your trip to Chicago by taking into account the average temperature totals by month.

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).

Frequently asked questions about Chicago business class tickets

Find answers to common questions related to business class tickets for flights to Chicago. Get information on booking, amenities, upgrade options, and more. This FAQ section was last updated on 15 July 2025.

  • What is the cheapest price for a Business Class ticket to Chicago?

    It would cost one person about £3,399 to fly Business Class to Chicago, usually. The lowest price a user reported recently is £1,970 (for a Business Class class ticket flying from London Heathrow Airport to Chicago).

  • How much do Prem Economy Class flight tickets to Chicago cost?

    The average price for a Prem Economy Class ticket to Chicago recently is £1,165. For what you get as travel perks, Prem Economy Class cabin is a great alternative to Business Class. Business Class tickets are also usually 66% more expensive.

  • How many premium cabins does Finnair have for flights to Chicago?

    Travellers who want to experience premium cabins usually book through Finnair, the most popular airline with flights to Chicago. There are 3 premium cabins provided right now: Prem Economy Class, Business Class and First Class.

  • What is the cheapest month to book a Business Class flight from United Kingdom to Chicago?

    Currently, January is the cheapest month in which you can book a Business Class flight from United Kingdom to Chicago (average of £1,097). Flying from United Kingdom to Chicago in November is currently the most expensive (average of £1,703). There are several factors that can impact the price of a flight, so comparing airlines, departure airports, and flight times can provide users with more options.

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