Flights from Boston to Porto
The lowest fare Aviasales travellers found for every month, with the airline and stops. Pick a month to open that flight, or search your own dates. Results stay here on 365Vistas.
Boston to Porto fares by month
Lowest one-way fare per month that Aviasales travellers found (as of Oct 31). Fares change daily; tap a month to see that flight's live price.
| Month | From | Date | Airline | Stops | |
|---|---|---|---|---|---|
| December 2026 | $384 | Dec 27 | TAP Air Portugal | Direct | See flight › |
In Porto
Plan a trip to Porto: the best time to go, getting around, top things to do from the Ribeira to the port wine cellars and the Douro Valley, and tips.
Boston to Porto flight FAQ
What is the lowest fare from Boston to Porto?
The lowest one-way fare Aviasales travellers found was $384 for a flight on Dec 27 (December 2026) with TAP Air Portugal, direct. Fares change daily; search your dates for today's live price.
Which month has the lowest fares from Boston to Porto?
In the fares found as of Oct 31, December 2026 had the lowest price ($384). The table above lists the lowest fare found for every month.
Which airlines fly from Boston to Porto?
In the lowest fares found for this route: TAP Air Portugal. More airlines show up when you search your exact dates.
Are there direct flights from Boston to Porto?
Yes. Some of the lowest fares found for this route are direct flights (marked "Direct" in the table).
How long is the flight from Boston to Porto?
The quickest of the lowest fares found takes 6 h 45 min (direct, TAP Air Portugal). Direct flights, when available, are shorter.