Cheapest one-way flights from Indianapolis to Porto in May from $533

AirHint found the following cheapest one-way flights from Indianapolis (IND) to Porto (OPO) in May 2026 (see full year).

One-Way flights

10 May Air Canada
09 May Aer Lingus

Also check the deals for return flights from Indianapolis to Porto in May.

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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