Our cheapest offers for flights from Chicago O'Hare to United Kingdom

Here you can compare cheap flights from Chicago O'Hare (ORD) to United Kingdom for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to United Kingdom. Prices and availability may change at any time.

Flights from Chicago O'Hare (ORD) to London Gatwick (LGW)

	Outbound	Return	Airlines	Baggage	Price
Best option Chicago O'Hare London Gatwick	Outbound 04/12/25 1 Stopover (KEF) FI0852, FI0472 13h 10min	Return 04/27/25 1 Stopover (KEF) FI0473, FI0855 11h 35min	Icelandair		$541 found yesterday
Chicago O'Hare London Gatwick	Outbound 04/12/25 1 Stopover (KEF) FI0852, FI0472 13h 10min	Return 04/27/25 1 Stopover (KEF) FI0473, FI0855 11h 35min	Icelandair		$542 found yesterday
Chicago O'Hare London Gatwick	Outbound 04/12/25 1 Stopover (KEF) FI0852, FI0472 13h 10min	Return 04/27/25 1 Stopover (KEF) FI0473, FI0855 11h 35min	Icelandair	?	$547 found yesterday

Flights from Chicago O'Hare (ORD) to London Heathrow (LHR)

	Outbound	Return	Airlines	Baggage	Price
Chicago O'Hare London Heathrow	Outbound 04/21/25 1 Stopover (EWR) UA2488, UA0014 13h 20min	Return 05/19/25 1 Stopover (ZRH) LX0339, LX0006 22h 05min	United Airlines	?	$584
Best option Chicago O'Hare London Heathrow	Outbound 04/12/25 direct BA1601 07h 55min	Return 04/27/25 direct BA1546 08h 35min	British Airways	?	$720 found yesterday
Chicago O'Hare London Heathrow	Outbound 04/21/25 1 Stopover (YVR) AC1049, AC0860 15h 35min	Return 05/19/25 1 Stopover (ZRH) LX0339, LX0006 22h 05min	Air Canada		$585