Cheapest one-way flights from London to Chicago in April from $325

Best time to book flights for London (LHR) to Chicago (ORD) flights at AirHint

AirHint found the following cheapest one-way flights from London (LHR) to Chicago (ORD) in April 2025 (see full year).

One-Way flights

29 Apr Aegean Airlines
28 Apr Aegean Airlines
30 Apr Aegean Airlines
24 Apr Aegean Airlines
27 Apr British Airways
18 Apr British Airways
19 Apr WestJet
26 Apr British Airways
25 Apr WestJet
22 Apr Icelandair

Also check the deals for return flights from London to Chicago in April.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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