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Cheap Flights from Chicago to London $624.53

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Cheapest Flights from Chicago to London (ORD to LCY)

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.
London Airports

London

$437.46

$480.43

$690.35

$899.67

Southend-on-Sea

$1417.36

Interesting Facts About Flights from Chicago to London (ORD to LCY)

Question : How many days should you spend in London if you're flying in from Chicago?
Answer : Of course you're not most people, but if you were, you'd stay roughly nine days.

Question : Would you be willing to change your travel days if it saved you money?
Answer : For the month of February, the cheapest day to fly is Wednesday. Being flexible with your travel days garners you even more savings during your booking.

Question : How often are prices changing for this route?
Answer : Prices for this trip tend to change much more than others. Prices tend to be lower the further out you book.