Cheapflights Tip: The best prices from Boston Logan Intl to Philadelphia are usually found in January or February, booked 62 days in advance, depart on a Monday or Tuesday and return on a Tuesday
Find flight deals from Boston to Philadelphia
Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Philadelphia (PHL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 12 December 2025.
Popular in
May
Cheapest in
January
Average price
C$ 277
Highest demand for flights based on searches. 12% potential increase in price (C$ 60 potential increase over avg. RT price).
Best time to book a flight from Boston to Philadelphia
Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Boston with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Boston to Philadelphia
Prices
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Delays
How far ahead should I book a flight from Boston to Philadelphia?
Use this chart to determine the optimal time to book a round-trip flight from Boston to Philadelphia. Price data was last updated on 5 December 2025.
Booking 62 days in advance of your planned departure date is, on average, the best time to get cheap flights from Boston to Philadelphia. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Boston to Philadelphia?
Currently, January is the cheapest month in which you can book a flight from Boston to Philadelphia (average of C$ 44). Flying from Boston to Philadelphia in May is currently the most expensive (average of C$ 142). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from BOS to PHL?
Find hourly flight availability from Boston to Philadelphia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 December 2025.
When flying from Boston to Philadelphia, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 70% versus a flight in the afternoon.
Weekly flight availability from Boston to Philadelphia
Explore weekly flight availability from Boston to Philadelphia. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 12 December 2025.
The most flights from BOS to PHL are scheduled on a Thursday (45 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 on average).
How often are flights from Boston to Philadelphia delayed?
About 16% of weekly flights between Boston and Philadelphia have experienced delays in the past year, with the average delay time being 122 minutes.
What is the most punctual flight time for Boston to Philadelphia flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Saturday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Boston to Philadelphia flights?
Over the past year, JetBlue has had the lowest number of delays on this route, with just 14% of flights being delayed.
Related info for your journey
Find useful and relevant information for your journey from Boston to Philadelphia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
How popular is this Boston to Philadelphia flight route?
The Boston Logan Intl to Philadelphia flight path was viewed by 4 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
What are the most reliable airlines from Boston to Philadelphia?
Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Boston to Philadelphia on time: LATAM Airlines (92%), Frontier (83%), Korean Air (78%).
Can I find deals for flights from Boston to Philadelphia that include hotel bookings?
Yes. In addition to deals on Boston to Philadelphia flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Boston to Philadelphia?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to Philadelphia.
Can I find deals for business class flights from Boston to Philadelphia?
Yes. Cheapflights offers flight deals from Boston to Philadelphia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Boston to Philadelphia?
Currently, January is the cheapest month in which you can book a flight from Boston to Philadelphia (average of C$ 44). Flying from Boston to Philadelphia in May is currently the most expensive (average of C$ 142). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Explore flights to Philadelphia departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 12 December 2025.
Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Boston to Philadelphia?
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Why should you use Cheapflights to find cheap flight tickets from Boston to Philadelphia?
Millions of users choose and trust Cheapflights to book the best flight deals from Boston to Philadelphia for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.
Can Cheapflights find flights from Boston to Philadelphia with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from Boston to Philadelphia flexibly with Cheapflights today.
Can Cheapflights notify me if prices for flights from Boston to Philadelphia become cheaper?
Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!
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