AirHint found the following cheapest return flights from Cologne (CGN) to Newark (EWR) in May 2026 (see full year).

Return flights

25 May - 01 Jun	Austrian Airlines
07 May - 10 May	United
01 May - 07 May	Lufthansa
04 May - 14 May	Lufthansa
13 May - 20 May	Lufthansa
01 May - 27 May	Lufthansa
04 May - 10 May	United
23 May - 29 May	Lufthansa
06 May - 10 May	Lufthansa
18 May - 25 May	Lufthansa
11 May - 25 May	Lufthansa
26 May - 09 Jun	Austrian Airlines
25 May - 03 Jun	Austrian Airlines
30 May - 07 Jun	Lufthansa
31 May - 06 Jun	Lufthansa

Also check the deals for one-way flights from Cologne to Newark in May.

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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Cheapest return flights from Cologne to Newark in May from $482

Return flights