Cheap flights from Boston to Frankfurt am Main from $239

In general, January is the cheapest month to fly from Boston to Frankfurt am Main. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $613. If you’re not able to fly to Frankfurt am Main in January, then May is your next best option. Flight prices from Boston to Frankfurt am Main during May average around $665.

The cheapest day to depart on your flight to Frankfurt am Main is on a Wednesday when prices can be found for as low as $739. This is often the case because there is less demand to fly during this day of the week. On the other hand, Saturday is the most expensive day to depart from Boston because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $831.

Flying to Frankfurt am Main from Boston in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $739 when looking at flights departing in the afternoon. Flights to Frankfurt am Main are more costly in the evening, with an average ticket price of $889. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Boston Logan Intl to Frankfurt am Main for the best Boston Logan Intl - Frankfurt am Main flight prices

You are more likely to see cheaper flights to Frankfurt am Main from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Frankfurt am Main for around $778 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Frankfurt am Main from Boston for as low as $673 on momondo.

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

Historically, on average around 13% of flights between Boston and Frankfurt am Main have experienced a delay on any given week. The average delay length over the past 12 months has been 136 minutes.

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

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

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

As of March 2026, there are 2 flights per day flying from Boston to Frankfurt am Main. The most common time of day flights depart is 4:00PM, with 100% of flights taking off in the afternoon.

As of March 2026, 20 flights take off from Boston and land in Frankfurt am Main each week. The most common flight departure day for this route is Wed, with 25% of weekly flights taking off on this day.