The cheapest times to fly from BWI to BOS are
- July 30th to February 18th (except the weeks of November 19th, November 26th, and February 5th)
based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from BWI to BOS is early December. Prices can be as high as $459 for Sunday flights during early to mid April, or as low as $134 for Wednesday flights around early December.
When to Fly to Boston
Flying from Baltimore, MD (BWI) to Boston, MA (BOS) will usually cost between $139 to $311 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early December with an average ticket price of $142. Due to high demand the most expensive time to fly is early to mid April, with an average price of $317. Planning your trip to low-cost times can easily save you $174 on economy flights and even more on first-class flights. Generally, any price below $193 can be considered a good price for a round-trip BWI to BOS flight.
See below for a graph of average weekly prices for the BWI to BOS route. All prices are for round-trip tickets in USD.
Compared to other flights, the BWI to BOS flight is much cheaper than the average and costs much less than the average flight leaving from Baltimore. The average price per mile (for a direct flight) is $0.32, which is in the normal range for a flight.
Flight Prices by Day of the Week
Wednesday is usually the cheapest day to depart and return on this flight. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $91 (35%) on this flight.
Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Wednesday and returning a week later will cost an average of $168. Return trip prices are from the BOS to BWI flight, and often highlight the quality of our data in showing the same trend.
Departing Prices by Day
Return Trip Prices by Day
Nonstop Flights and Layovers
Travelers looking to fly from BWI to BOS can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 1 hour 39 minutes may be realistic.
Flight Questions Answered
Still have questions about flying from BWI to BOS? We’ve got answers.
Which airlines fly this route?
You can find 10 major airlines flying this route most often: American, Cape Air, China Eastern, Delta, Frontier, JetBlue, Qantas, Southwest, Spirit, United, and potentially more during busy seasons.
How far away is it from Logan International Airport to Baltimore/Washington International Thurgood Marshall Airport?
The distance between the two airports is roughly 369 miles or 594 kilometers.
How long does it take to fly from BWI to BOS?
The real-world flight time for a nonstop BWI to BOS flight is about 1 hour 39 minutes.
How many flights go between Baltimore, MD and Boston, MA?
It depends on the day of the week and the date, but a typical day might have around 67 available flights from BWI to BOS.
Airport Location Info
|Origination airport name||Baltimore/Washington International Thurgood Marshall Airport|
|Country||the United States|
|Destination airport name||Logan International Airport|
|Country||the United States|
Late and Early Flight Data
Flights from BWI to BOS tend to depart later than the average flight. According to our recently updated data, 34% of flights departed 5 or more minutes late, and 21% of flights left 5 or more minutes early. On average you can expect to leave BOS heading for BWI about 21 minutes late. This does significantly impact arrival time, as the average landing time in Boston, MA is about 14 minutes late. The numbers below show a recent average of take-off times versus the scheduled departure flight:
- Southwest: 20 minutes late
- JetBlue: 20 minutes late
- Spirit: 28 minutes late
- Some airlines not reporting
Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.