$152 Cheap Delta flights Las Vegas (LAS) to Buffalo (BUF)

Make use of the “Price (lowest to highest)” filter on Expedia to look for cheap Delta Air Lines return flights from $278 from LAS to BUF. Affordable one-way fares from $152 are available too.**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.

Search for round-trip or one-way flights to Buffalo in January or February. You could find a cheap fare with Delta Air Lines during these off-peak times.

Search for cheap Delta Air Lines flights from Harry Reid Intl. Airport (LAS) to Buffalo Niagara Intl. Airport (BUF) one to three months prior to 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 journey, the ideal 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.

Simply enter your dates, press search and use the “Nonstop” filter on Expedia to browse any direct flights from LAS to BUF with Delta Air Lines or other carriers.

Sort your results by “Morning” and “Early Morning” to browse the earliest flights from LAS to BUF. Jetting off early means you’re 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.

Buffalo Niagara Intl. Airport (BUF) is the main Buffalo gateway for Delta Air Lines flights from Harry Reid Intl. Airport (LAS).

Jetting off from LAS to BUF with Delta Air Lines means enjoying a host of perks, such as an excellent in-flight experience and a rewarding loyalty program. Plus, when booking through Expedia, One Key™ members can earn OneKeyCash™* to use on select future travel purchases. That’s in addition to the Delta SkyMiles points you can earn with Delta Air Lines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Changes are generally free within 24 hours of making a booking, but your airline may add a charge after that. For more information about modifying your reservation, check out your “Trips,” select your flight and click on “Manage Booking.” If you’d like the freedom to make changes without additional charges, check the “Changes included” or “No cancel fee” filter when organizing your next adventure.