Cheapest one-way flights from Chicago to London in April from 244€

AirHint found the following cheapest one-way flights from Chicago (ORD) to London (LHR) in April 2026 (see full year).

One-Way flights

04 Apr Spirit Airlines
18 Apr jetBlue
26 Apr Icelandair
28 Apr jetBlue
26 Apr British Airways direct
28 Apr Iberia direct
05 Apr Lufthansa direct
13 Apr United direct
14 Apr Air Canada
12 Apr United direct

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

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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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