Cheap flights from Boston to Philadelphia from R1 997

In general, January is the cheapest month to fly from Boston to Philadelphia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around R3 595. If you are unable to visit Philadelphia during the month of January, then departing from Boston during the month February is also very affordable. Most momondo users find prices during this month for around R3 643.

Fly from Boston Logan Intl to Philadelphia for the best Boston Logan Intl - Philadelphia flight prices

You are more likely to see cheaper flights to Philadelphia from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Philadelphia for around R4 184 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Philadelphia from Boston for as low as R2 509 on momondo.

There is only 1 cabin class available to choose from on Boston to Philadelphia 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 16% of flights between Boston and Philadelphia have experienced a delay on any given week. The average delay length over the past 12 months has been 128 minutes.

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

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

According to our data, American Airlines have had the fewest delays on this route over the last 12 months, with about 15% of their flights experiencing any sort of delay.

As of September 2026, there are 21 flights per day flying from Boston to Philadelphia. The most common time of day flights depart is 17:00, with 38% of flights taking off in the afternoon.

As of September 2026, there are 150 flights per week flying from Boston to Philadelphia. The most common day of the week flights depart is Sun, with 21% of flights taking off on this day.