$104 Cheap JetBlue Airways flights Denver (DEN) to Boston (BOS)

Set the "Price (lowest to highest)" filter on Expedia to find cheap JetBlue Airways round-trip flights from $180 from DEN to BOS. Affordable one-way tickets from $104 are available as well.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Look for affordable JetBlue Airways flights from Denver Intl. Airport (DEN) to Logan Intl. Airport (BOS) one to three months before your departure date. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. No matter the fare class and itinerary, the best day to book a domestic flight is usually Sunday and the most expensive tends to be Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.

The first flight from DEN to BOS with JetBlue Airways leaves at 11:55PM UTC-7. You'll touch down at 5:35AM UTC-5. The last JetBlue Airways flight of the day leaves at 11:55PM UTC-7 and arrives at 5:35AM UTC-5. With approximately 20% fewer cancellations for early and mid-morning departures, starting your travel day early is usually the best way to go.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.