American Airlines offers flights from Trenton to Atlanta. Browse available flight options and fares between Trenton Mercer Airport (TTN) and Hartsfield-Jackson Atlanta International Airport (ATL) for business trips, family visits and short getaways.
Compare fares and schedules and choose the option that fits your trip to Atlanta (ATL). Prices and availability may change based on travel dates and demand.
*Fares displayed have been collected within the last 24hrs and may no longer be available at time of booking. Some fares listed may include one or more connections that are Basic Economy, which class is subject to additional terms and conditions. Modifying this information may result in a different fare. To find the most updated fare, please visit aa.com. Additional baggage fees and charges for optional products and services may apply.
Saving on flights
Finding lower fares often depends on timing, flexibility and travel demand. These tips can make it easier to compare options and identify flights that fit your plans.
Booking 1 to 3 months ahead can help you find lower fares on flights to Atlanta.
Midweek flights, such as Tuesdays or Wednesdays, can sometimes offer lower fares.
Off-peak seasons tend to be more affordable. If travel demand is higher during holidays or major events, consider less busy times for lower fares.
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Before your flight
Review these tips to prepare for your trip and get ready for your departure.
When to arrive
Arrive at least 2 hours before domestic flights. For international travel, plan for 3 hours before departure.
Check-in
Check in online or on the American app to download your boarding pass or print it before you arrive.
Flight info
Check your terminal and gate before you go and watch for updates in the app or on airport displays.
Documents
Bring a valid ID to pass through security. Make sure your travel details match your identification.
Airport experience
Allow extra time to reach your gate and get through security before boarding begins.
Amenities
Many airports offer dining, charging stations and other services to help you prepare for your trip before boarding.
Airport information
American flies to Hartsfield-Jackson Atlanta International Airport (ATL), located about 10 miles south of downtown Atlanta. The airport offers access to Atlanta and the surrounding metropolitan area.
Getting from the airport
Travelers can get from ATL to downtown Atlanta by public transit, taxi or rideshare, rental car or hotel shuttle.
For more information, see the official Hartsfield-Jackson Atlanta International Airport website.
The MARTA Gold and Red Lines provide a direct rail connection from the airport to downtown Atlanta, with an average travel time of about 20 minutes.
Many hotels in the area offer shuttle service between ATL and their properties.
Taxis and app-based rideshare services are available at designated pickup areas outside airport terminals.
On-site rental car facilities offer options for those who prefer to drive themselves.
Plan your visit
Atlanta’s atmosphere changes with each season, offering a variety of ways to experience the city.
Parks and gardens come alive and outdoor events are common.
Colorful foliage and local festivals create a lively setting.
The city buzzes with concerts, open-air activities and busy neighborhoods.
Indoor attractions and festive displays offer a quieter pace.
Atlanta’s blend of history, green spaces and creative energy makes it a standout destination in the South. The city’s museums, landmarks and lively neighborhoods offer something for every traveler.
Upgrade options
Make your trip more comfortable with Main Cabin Extra. Discover how Main Cabin Extra can enhance your trip.
More space with seats at the front of the Main Cabin or in exit rows.
Preferred Group 5 boarding allows easier access to overhead bins.
Enjoy beer, wine and spirits on flights with full beverage service.
Quick answers
Use the fare calendar and flight search tools on this page to compare prices across different travel dates. Adjusting your departure or return date may help you find more flight options and fares that fit your budget.
AAdvantage® members can earn miles on eligible American Airlines flights. Miles can be used toward future travel, upgrades and other rewards. Learn more about the AAdvantage® program.
When planning your trip, consider travel dates, flight options and activities at your destination. This page includes helpful information to help you compare flights and start planning your visit.
Explore local attractions, dining, entertainment and other experiences highlighted on this page to help plan your visit.
