$79 Cheap United flights Atlanta (ATL) to New York (LGA)

Scoring cheap one-way United Airlines flights from ATL to LGA from $79 on Expedia couldn’t be simpler — just filter by “Price (lowest to highest).” Alternatively, check out our budget-friendly return fares from $174 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.

January is one of the most affordable months to jet away to New York with United Airlines. You could also find great deals on one-way and round-trip tickets in February.

For cheap United Airlines fares from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to LaGuardia Airport (LGA), start searching one to three months before your intended departure. Securing domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also affect the cost. Sunday tends to be the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by choosing to book on a Sunday.**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 “Nonstop” on Expedia to browse any direct flights from ATL to LGA with United Airlines or other airlines.

Find United Airlines’s earliest flights from ATL to LGA by using the “Early Morning” and “Morning” filters. Not only will you arrive sooner, early departures are also 20% less likely to be canceled.**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.

LaGuardia Airport (LGA) is the main New York hub for United Airlines flights from Hartsfield-Jackson Atlanta Intl. Airport (ATL).

Journey from ATL to LGA with United Airlines and enjoy a host of benefits including a rewarding loyalty program. When you book through Expedia as a United Mileage Plus and One Key™ member, you can also earn OneKeyCash™* to use on select future travel purchases.*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 your booking, but your airline may charge you after that. For more information about altering your flights, check out your “Trips,” select your flight and click on “Manage Booking.” If you’d like the freedom to update your itinerary without extra charges, apply the “No cancel fee” or “Changes included” filter when planning your next escape.