Cheapest return flights from Kansas City to Porto in April from $561

AirHint found the following cheapest return flights from Kansas City (MCI) to Porto (OPO) in April 2026 (see full year).

Return flights

07 Apr - 14 Apr United
21 Apr - 28 Apr United
22 Apr - 29 Apr United
08 Apr - 14 Apr Lufthansa
08 Apr - 15 Apr Lufthansa
06 Apr - 13 Apr Delta
23 Apr - 30 Apr United
25 Apr - 02 May United
24 Apr - 01 May United
10 Apr - 17 Apr United
11 Apr - 18 Apr Delta
09 Apr - 16 Apr Lufthansa

Also check the deals for one-way flights from Kansas City to Porto in April.

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