Cheap Spirit Airlines flights Boston (BOS) to Raleigh (RDU)

You can discover cheap round-trip Spirit Airlines flights from BOS to RDU by sorting your results from “Price (lowest to highest)” on Expedia. Or search for bargains for a one-way journey.**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.

Spirit Airlines flights to Raleigh are typically cheaper in the quieter months of January and December. Whether you’re in search of a round-trip or one-way ticket, you could land a better deal then.

Search for cheap Spirit Airlines flights from Logan Intl. Airport (BOS) to Raleigh - Durham Intl. Airport (RDU) one to three months before your day of departure. 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 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.

Enter your dates, click search and check the “Nonstop” filter on Expedia to browse any direct flights from BOS to RDU with Spirit Airlines or another airline.

Filter your results by “Early Morning” and “Morning” to see the earliest flights from BOS to RDU. Leaving early means you’re 20% less likely to experience cancellations.**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.

Spirit Airlines flights from Logan Intl. Airport (BOS) to Raleigh land at Raleigh - Durham Intl. Airport (RDU). This is the main gateway to this destination.

A rewarding loyalty program and the ability to collect points through Free Spirit are the start of the reasons to fly from BOS to RDU with Spirit Airlines. Plus, when you join Expedia’s free One Key™ program, you can receive OneKeyCash™* on top of any airline loyalty program earnings. It’s yours to use wherever your next trip takes you.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Changes are typically free within 24 hours of making your booking, but your airline may charge a fee after that time. For further information about modifying your flights, head to your “Trips,” select your flight and click on “Manage Booking.” If you’d like the flexibility to adjust your plans without additional charges, check the “Changes included” and “No cancel fee” filters when organizing your next getaway.