$959 Find cheap flights from Milwaukee to Porto

In the last 3 days, the lowest price for a flight from Milwaukee to Porto was $959 for a round-trip ticket.

Yes, you’ll need a passport to travel to Porto from Milwaukee.

Milwaukee airport is called Milwaukee-Mitchell and the only airport in Porto is Porto.

We unfortunately don’t have that data for this specific route.

SkyTeam, oneworld, and Star Alliance are the airline alliances operating flights between Milwaukee and Porto, with SkyTeam being the most commonly used for this route.

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Milwaukee to Porto.

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Porto from Milwaukee is likely to change within 7 days, so travelers know whether to wait or book now.

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Porto with an airline and back to Milwaukee with another airline. Booking your flights between Milwaukee and OPO can sometimes prove cheaper using this method.

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Porto from Milwaukee up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.