S$499 Cheap Flights from Chicago to London

There are several airlines that operate frequent flights from Chicago (ORD) to London (LHR) including

• United Airlines with 410 flights a week
• American Airlines with 301 flights a week
• Delta Air Lines with 178 flights a week
• British Airways with 155 flights a week
• KLM with 111 flights a week

The earliest flight leaves O'Hare Intl. Airport at 08:55 and arrives at Heathrow Airport at 05:55. The last flight of the day departs Chicago at 23:00 and arrives at London at 22:45.

The flight distance from Chicago to London is about 6378 km, the shortest flight is 07 hours 35 minutes with WestJet.

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