฿16,485 Cheap Finnair flights from Chicago to London (CHI→LON)

View ฿16,485 flight on Tue, 28 Apr 2026Opens in a new window

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Finnair flights from Chicago to London (CHI→LON)

Prices were available within the past 7 days and start at ฿16,485 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Find the cheapest month to fly from Chicago (CHI) to London (LON)

November is typically the cheapest month to fly

From ฿14,512 - ฿24,959 per traveller.
Flight from Chicago to London route information
Origin airport
O'Hare Intl.
Destination airport
Heathrow
Distance
6307 km
*Available to Expedia members.