AirHint found the following cheapest return flights from Kansas City (MCI) to Athens (ATH) in May 2026 (see full year).

Return flights

06 May - 13 May	United
12 May - 19 May	United
13 May - 20 May	Spirit Airlines
07 May - 14 May	Spirit Airlines
09 May - 16 May	United
19 May - 26 May	Spirit Airlines
20 May - 27 May	Spirit Airlines
10 May - 24 May	United
11 May - 18 May	Spirit Airlines
16 May - 23 May	Aer Lingus
27 May - 03 Jun	Aer Lingus
26 May - 02 Jun	Aer Lingus
25 May - 01 Jun	Aer Lingus
28 May - 04 Jun	Spirit Airlines
30 May - 06 Jun	United
29 May - 05 Jun	Spirit Airlines

Also check the deals for one-way flights from Kansas City to Athens 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 Kansas City to Athens in May from 583€

Return flights