$463 Find Cheap Flights from Montana to Portugal - Compare and Save

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 Montana to Portugal.

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Montana to Portugal 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 from Montana to Portugal with an airline and back with another airline.

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 from Montana to Portugal up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

There are 14 airports in Portugal. The busiest airport is Lisbon Portela Airport (LIS), with 58% of all flights arriving there.

An average nonstop flight from Montana to Portugal takes 18h 30m, covering a distance of 4893 miles. The shortest route is Missoula (MSO) to Lisbon (LIS) with an average flight time of 15h 25m.

Based on KAYAK flight searches, the most popular destination is Lisbon (100% of total searches to Portugal).