Cheapflights Tip: The best prices from Philadelphia to Boston Logan Intl are usually found in December or January, booked 66 days in advance, depart on a Monday or Sunday and return on a Friday
Cheap flight deals from Philadelphia to Boston
Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Boston (BOS). 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 31 October 2025.
Popular in
June
Cheapest in
December
Average price
£157
Good round-trip deal
£427 or less
Highest demand for flights based on searches. 18% potential increase in price (£24 potential increase over avg. return price).
Best time to book a flight from Philadelphia to Boston
Have a flexible travel schedule? Discover the best time to fly to Boston from Philadelphia with our price prediction graph.
Estimated return 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 Philadelphia to Boston
Prices
Delays
How far ahead should I book a flight from Philadelphia to Boston?
Use this chart to determine the optimal time to book a return flight from Philadelphia to Boston. Price data was last updated on 24 October 2025.
Booking 66 days in advance of your planned departure date is, on average, the best time to get cheap flights from Philadelphia to Boston. 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 Philadelphia to Boston?
Currently, January is the cheapest month in which you can book a flight from Philadelphia to Boston (average of £26). Flying from Philadelphia to Boston in June is currently the most expensive (average of £89). 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 PHL to BOS?
Find hourly flight availability from Philadelphia to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 31 October 2025.
A simple way to save on the total cost of your ticket is to fly from Philadelphia to Boston in the morning. If you’re flexible enough to do this you can expect to save up to 45% on your trip compared to booking a flight at midday.
How often are flights from Philadelphia to Boston delayed?
About 17% of weekly flights between Philadelphia and Boston have experienced delays in the past year, with the average delay time being 131 minutes.
What is the most punctual flight time for Philadelphia to Boston 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 Philadelphia to Boston flights?
Over the past year, Hainan Airlines have had the lowest number of delays on this route, with no flights being classified as delayed.
Related info for your journey
Find useful and relevant information for your journey from Philadelphia to Boston. 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 Philadelphia to Boston flight route?
The Philadelphia to Boston Logan Intl flight path was viewed by 52 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 Philadelphia to Boston?
Consider Korean Air (98%), LATAM Airlines (97%) or Frontier (94%) when booking your flight. These represent the most reliable airlines when flying from Philadelphia to Boston.
Can I find deals for flights from Philadelphia to Boston that include hotel bookings?
Yes. In addition to deals on Philadelphia to Boston flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Philadelphia to Boston?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to Boston.
Can I find deals for business class flights from Philadelphia to Boston?
Yes. Cheapflights offers flight deals from Philadelphia to Boston 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 Philadelphia to Boston?
Currently, January is the cheapest month in which you can book a flight from Philadelphia to Boston (average of £26). Flying from Philadelphia to Boston in June is currently the most expensive (average of £89). 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 Boston departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 31 October 2025.
Browse through other flights departing from Philadelphia. Flights are based on user searches made on Cheapflights and were last updated on 31 October 2025.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Philadelphia to Boston?
Cheapflights helps you search for flights from Philadelphia to Boston via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Why should you use Cheapflights to find cheap flight tickets from Philadelphia to Boston?
Cheapflights simply makes it quick and affordable to book flights from Philadelphia to Boston by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.
Can Cheapflights find flights from Philadelphia to Boston with no change fees?
Yes! Cheapflights helps users easily find flights from Philadelphia to Boston with no change fees.
Can Cheapflights notify me if prices for flights from Philadelphia to Boston 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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