Cheap flights from Philadelphia to Boston from $59

In general, March is the cheapest month to fly from Philadelphia to Boston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $168. If you aren’t able to travel during the month of March, then book flights to Boston from Philadelphia during January instead. Flights to Boston in January, while not as cheap as those in March, still average around $187.

The cheapest day to depart from Philadelphia to Boston is on a Thursday when prices can be found for as low as $248. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Boston on Sunday is $504.

According to our data, the cheapest time of day to fly to Boston is in the morning. momondo users have found flights departing from Philadelphia to Boston in the morning for as low as $253. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the afternoon is when there is more demand to fly to Boston, so prices are often more expensive at around $638 per ticket.

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

You are more likely to see cheaper flights to Boston from Philadelphia when booking weeks ahead of your departure date. In general, you can expect to find flights to Boston for around $208 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boston from Philadelphia for as low as $173 on momondo.

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

JetBlue and Delta are the most popular carriers operating from Philadelphia to Boston Logan Intl

American Airlines, JetBlue and Delta are the top three most popular airlines that fly to Boston from Philadelphia according to our data. American Airlines is the first choice among our users, with 37% of people opting to fly with this airline when traveling to Boston. Keep in mind that there are 6 different airlines that fly to Boston on a routine basis, so you have a few additional options to choose from.

Historically, on average around 18% of flights between Philadelphia and Boston have experienced a delay on any given week. The average delay length over the past 12 months has been 127 minutes.

Generally, flights departing in the morning 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. Monday has historically seen more delays on average compared to the rest of the week.

According to our data, Frontier 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.

The number of flights available between Philadelphia and Boston is 34 per day as of February 2026. The most frequent departure time is 6:00AM, with 48% of daily flights leaving at noon.

As of February 2026, 244 flights take off from Philadelphia and land in Boston each week. The most common flight departure day for this route is Mon, with 18% of weekly flights taking off on this day.