Cheap flights from Boston to Europe from $186

The cheapest month to fly to Europe from Boston is in January. Flight prices, which tend to average around $602, are often lower during this time because this is during the off-season. If you aren’t able to travel to Europe during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $603.

The cheapest day to depart from Boston to Europe is on a Sunday. Travelers who choose to depart for Europe on a Sunday will often find tickets for as low as $811. Flights from Boston to Europe on a Tuesday will generally be more expensive and average around $855. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

According to our data, the cheapest time of day to fly to Europe is in the afternoon. momondo users have found flights departing from Boston to Europe in the afternoon for as low as $811. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the evening because they tend to be around $834. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Boston Logan Intl to Madrid Barajas for the best Boston Logan Intl - Europe flight prices

You are more likely to see cheaper flights to Europe from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Europe for around $774 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Europe from Boston for as low as $720 on momondo.

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

Delta, British Airways, and JetBlue are the most popular carriers operating from Boston Logan Intl to Europe

Delta, TAP AIR PORTUGAL and Iberia are the top three most popular airlines that fly to Europe from Boston according to our data. Delta is the first choice among our users, with 36% of people opting to fly with this airline when traveling to Europe. Keep in mind that there are 26 different airlines that fly to Europe on a routine basis, so you have a few additional options to choose from.

Historically, on average around 15% of flights between Boston and Europe have experienced a delay on any given week. The average delay length over the past 12 months has been 144 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights at night have, in the past, seen delays more frequently in comparison.

Monday is statistically the day of the week which experiences the fewest number of delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, Aer Lingus have had the least number of delays on this route over the last 12 months; with about 6% of their flights experiencing any sort of delay.

As of November 2026, there are 64 flights per day flying from Boston to Europe. The most common time of day flights depart is 8:00PM, with 80% of flights taking off in the evening.

As of November 2026, there are 454 flights per week flying from Boston to Europe. The most common day of the week flights depart is Wed, with 18% of flights taking off on this day.