Open interactive map →Cheap flights from Boston to Philadelphia
Planning a trip from Boston to Philadelphia? Current fares start at €81 - a solid entry point for a flight to United States. Several airlines compete on this route, which helps keep fares relatively stable. The cheapest fare is non-stop, so no connection time to factor into your schedule. Use the price calendar to identify your cheapest month, then click through to compare live seat availability.
Price patterns on the Boston to Philadelphia route tend to spike during school holidays and public holiday weekends. Booking 4-6 weeks out generally balances availability and price well on this route. If your travel dates are flexible, check the price calendar for the lowest-priced months before searching for specific flights. See all flights from Boston to United States→
Cheapest month to fly
- August 2026€81DirectCheapest
Based on tracked fares, August is the cheapest month to fly this route at around €81.
Prices last updated: July 2026
Alternative routes
Other ways to reach Philadelphia
Frequently asked questions
How much does a flight from Boston to Philadelphia cost?
The cheapest fare currently available from Boston to Philadelphia is €81. Prices on this route vary by season, day of week, and how far in advance you book. The month-by-month price calendar on this page shows exactly when fares are highest and lowest, so you can pick the most cost-effective window before searching for specific dates. Fares are refreshed regularly as our flight partners publish new availability.
Are there direct flights from Boston to Philadelphia?
Yes - non-stop flights are currently available from Boston to Philadelphia. The cheapest direct fare starts at €81, making it a convenient option if you want to avoid layover time. Direct flights are generally quicker and less stressful, especially for shorter trips to United States. Click through to the booking site to check live availability and schedules for your dates.
When is the cheapest time to fly from Boston to Philadelphia?
Prices on this route typically dip during shoulder-season months, away from school holidays and public holiday windows. Mid-week departures - particularly Tuesday to Thursday - tend to be cheaper than flights on Fridays and Sundays from Boston. The month-by-month price calendar above is the fastest way to identify the cheapest window - look for the months with the lowest fares before committing to travel dates. Booking 3-6 weeks in advance generally offers the best balance of price and seat availability on this route.
Which airlines fly from Boston to Philadelphia?
Multiple carriers operate flights between Boston and Philadelphia, with availability and pricing varying by date and season. Airline options and schedules change throughout the year, especially around peak travel periods when additional capacity is often added. Click through to our partner booking site to see the full list of airlines, departure times, and fare classes available for your chosen dates.