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Cheap First Class flights to Chicago

LHR — CHI
11 Dec — 18 Dec1
1 adult
1 adult, First, 0 bags

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Cheap first 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 11 November 2025.

Average Price

£1,936

Cheapest Price

£1,731

Top Rated Airline

British Airways

No. of Airlines

1

Arrival Airport

Chicago O'Hare Intl Airport
Average for return first class flights in November 2025
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Cheapest first class flights to Chicago
Explore the most affordable first class flight options available to Chicago. Find the lowest fares based on data from user searches, with prices last updated on 11 November 2025.

Thu 4/1215:45LHR - ORD
Nonstop9h 00mAmerican Airlines
Sat 6/1214:03ORD - LHR
1 stop11h 17mAmerican Airlines
Deal found 9/11£8,958
Wed 3/1211:00LHR - ORD
Nonstop8h 50mBritish Airways
Wed 10/1217:10ORD - LHR
Nonstop7h 45mBritish Airways
Deal found 9/11£10,110

Travel insights for first class flights from United Kingdom to Chicago

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

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 first class tickets

Find answers to common questions related to first class tickets for flights to Chicago. Get information on booking, amenities, upgrade options, and more. This FAQ section was last updated on 11 November 2025.

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

    It would cost one person about £1,936 to fly First Class to Chicago, usually. The lowest price a user reported recently is £1,731 (for a First Class class ticket flying from London Heathrow Airport to Chicago).

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

    Finnair has 3 premium cabins on its schedule for flights to Chicago: Prem Economy Class, Business Class and First Class. If you prefer to see more cabin class options, you can try switching up different departure and/or arrival dates.

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