฿16,295 Cheap Finnair flights from Chicago to London (CHI→LON)

View ฿16,295 flight on Wed, 4 Feb 2026Opens in a new window
  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 40% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Finnair flights from Chicago to London (CHI→LON)

Prices were available within the past 7 days and start at ฿16,295 for one-way flights and ฿27,025 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Finnair
Wed, 14 Jan - Wed, 21 Jan
ORD
Chicago
LHR
London
฿27,025 Return, found 1 day ago
฿27,025
Return
found 1 day ago
Select Finnair flight, departing Wed, 14 Jan from Chicago to London, returning Wed, 21 Jan, priced at ฿27,025 found 1 day ago

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

January is typically the cheapest month to fly

From ฿14,381 - ฿31,612 per traveller.

Travel information

Origin airport
O'Hare Intl.
Destination airport
Gatwick
Airlines serving
Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Delta, Finnair, KLM, Lufthansa, Turkish Airlines, United
Popular airline
Austrian Airlines
Distance
6341 km
*Available to Expedia members.