$97 Cheap Spirit Airlines flights Boston (BOS) to Los Angeles (LAX)

Landing cheap one-way Spirit Airlines flights from BOS to LAX from $97 on Expedia is a breeze — just filter by “Price (lowest to highest).” Or check out our budget-friendly return fares from $178 for your next break.**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 Los Angeles tend to be cheaper in the low-season months of January and February. Whether you’re after a one-way or a return ticket, you could land a better deal then.

Begin your search one to three months ahead of your travel date to find cheaper fares on Spirit Airlines flights from Logan Intl. Airport (BOS) to Los Angeles Intl. Airport (LAX). You can save 25% by booking your domestic flight 34 to 86 days in advance versus last-minute reservations made 6 to 12 days out. You could also reduce costs by buying your fare on a Sunday, as it’s 6% cheaper on average than a Monday, the most expensive day to book.* Get the timing right, and you can enjoy significant savings on domestic journeys.*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.

Use our “Nonstop” filter when looking for direct Spirit Airlines flights from BOS to LAX. You can also compare other carriers servicing the same nonstop route.

Sort your results by “Early Morning” and “Morning” to browse the earliest departures from BOS to LAX. Setting off 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 Los Angeles arrive at Los Angeles Intl. Airport (LAX). This is the main entry point to this destination.

Offering a rewarding loyalty program, Spirit Airlines is a favorite of many passengers heading from BOS to LAX. Plus, as a Free Spirit and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights along with your airline miles.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Changes are often free within 24 hours of making your booking, but your airline may charge you after that. For further details about altering your flights, head to your “Trips,” select your flight and click on “Manage Booking.” If you’d like the freedom to adjust your plans without additional charges, check the “No cancel fee” or “Changes included” filter when organizing your trip.