Cheap flights from Massachusetts to Lisbon from $322

In general, February is the cheapest month to fly from Massachusetts to Lisbon. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $612. If you are unable to visit Lisbon during the month of February, then departing from Massachusetts during the month November is also very affordable. Most momondo users find prices during this month for around $634.

Our data shows that Monday is the least expensive day to fly to Lisbon. Tickets to fly out on this day can be as low as $779. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Massachusetts to Lisbon for around $849.

The cheapest time of day to fly to Lisbon is in the evening when flights can be purchased for as low as $803. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $812 on average. Flights to Lisbon from Massachusetts in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

Fly from Boston Logan Intl to Lisbon Humberto Delgado for the best Massachusetts - Lisbon Humberto Delgado flight prices

You are more likely to see cheaper flights to Lisbon from Massachusetts when booking weeks ahead of your departure date. In general, you can expect to find flights to Lisbon for around $766 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Lisbon from Massachusetts for as low as $732 on momondo.

There are 4 cabin classes available to choose from on Massachusetts to Lisbon Humberto Delgado flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

LEVEL, Delta, and United Airlines are the most popular carriers operating from Massachusetts to Lisbon Humberto Delgado

TAP AIR PORTUGAL, Delta and Air France are the top three most popular airlines that fly to Lisbon from Massachusetts according to our data. TAP AIR PORTUGAL is the first choice among our users, with 65% of people opting to fly with this airline when traveling to Lisbon. Keep in mind that there are 20 different airlines that fly to Lisbon on a routine basis, so you have a few additional options to choose from.

The number of flights available between Massachusetts and Lisbon is 5 per day as of March 2026. The most frequent departure time is 11:00PM, with 100% of daily flights leaving in the evening.

The number of flights available between Massachusetts and Lisbon is 37 per week as of March 2026. The most frequent departure day is Sat, with 22% of weekly flights leaving on this day.