Route Price Intelligence
Cheap Flights From Boston to Porto
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Porto usually costs well over $1,800 round trip from Providence, so seeing Delta at $599 is a standout, one of the deepest discounts we've tracked on this route. The fare is bookable across the fall and into winter, plenty of time to explore Portugal's historic riverside city, port wine cellars, and easy day trips to Lisbon or the Douro Valley. Delta on the metal also means a more comfortable long-haul experience than most budget carriers flying to Europe.
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Best Time to Fly from Boston to Porto
The cheapest time to fly from Boston to Porto is typically November, when fares average around $590. The most expensive month tends to be June at around $993. For the best deals, consider flying in November, January, October.
Typical Price by Travel Month
Median round-trip fare for each month, with the typical price range, from our ongoing tracking of this route