Flights under $100 | Start your search now
Flights under $100
Plan a long weekend getaway or visit your loved ones with fares to U.S. destinations for under $100. Explore our great fares and book today.
One-way flight deals under $100
From | To | Fare type | Travel dates | Price |
|---|---|---|---|---|
| Dallas (DFW) | New York (LGA) | One way I Economy | Depart 12/06/25 | from $63Fare subject to changes Updated: 2 hours ago |
| Dallas (DFW) | New York (LGA) | One way I Economy | Depart 01/05/26 | from $89Fare subject to changes Updated: 2 hours ago |
| Dallas (DFW) | New York (LGA) | One way I Economy | Depart 12/03/25 | from $91Fare subject to changes Updated: 1 hour ago |
| Phoenix (PHX) | Miami (MIA) | One way I Economy | Depart 12/17/25 | from $50Fare subject to changes Updated: 1 hour ago |
| Phoenix (PHX) | Miami (MIA) | One way I Economy | Depart 11/11/25 | from $94Fare subject to changes Updated: 1 hour ago |
| Dallas (DFW) | Miami (MIA) | One way I Economy | Depart 12/09/25 | from $91Fare subject to changes Updated: 20 minutes ago |
| Dallas (DFW) | Los Angeles (LAX) | One way I Economy | Depart 12/06/25 | from $69Fare subject to changes Updated: 2 minutes ago |
| Dallas (DFW) | Las Vegas (LAS) | One way I Economy | Depart 12/08/25 | from $46Fare subject to changes Updated: 30 minutes ago |
| Dallas (DFW) | Las Vegas (LAS) | One way I Economy | Depart 01/05/26 | from $46Fare subject to changes Updated: 2 hours ago |
| Dallas (DFW) | Las Vegas (LAS) | One way I Economy | Depart 12/16/25 | from $46Fare subject to changes Updated: 2 hours ago |
| Philadelphia (PHL) | Orlando (MCO) | One way I Economy | Depart 12/16/25 | from $57Fare subject to changes Updated: 47 minutes ago |
| Philadelphia (PHL) | Orlando (MCO) | One way I Economy | Depart 11/17/25 | from $90Fare subject to changes Updated: 29 minutes ago |
| Chicago (ORD) | Miami (MIA) | One way I Economy | Depart 01/13/26 | from $55Fare subject to changes Updated: 15 minutes ago |
| Chicago (ORD) | Miami (MIA) | One way I Economy | Depart 01/05/26 | from $61Fare subject to changes Updated: 24 minutes ago |
| Chicago (ORD) | Miami (MIA) | One way I Economy | Depart 11/12/25 | from $89Fare subject to changes Updated: 2 hours ago |
| Chicago (ORD) | Phoenix (PHX) | One way I Economy | Depart 01/06/26 | from $62Fare subject to changes Updated: 52 minutes ago |
| Chicago (ORD) | Phoenix (PHX) | One way I Economy | Depart 01/16/26 | from $81Fare subject to changes Updated: 2 hours ago |
| Dallas (DFW) | Amarillo (AMA) | One way I Economy | Depart 10/31/25 | from $51Fare subject to changes Updated: 5 minutes ago |
| Dallas (DFW) | Amarillo (AMA) | One way I Economy | Depart 11/13/25 | from $79Fare subject to changes Updated: 1 hour ago |
| Dallas (DFW) | Amarillo (AMA) | One way I Economy | Depart 11/18/25 | from $79Fare subject to changes Updated: 1 minute ago |
*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.
Round trip flights under $100
From | To | Fare type | Travel dates | Price |
|---|---|---|---|---|
| Charlotte (CLT) | Washington, D.C. (DCA) | Round trip I Economy | 12/06/25 - 12/13/25 | from $91Fare subject to changes Updated: 2 hours ago |
| Phoenix (PHX) | Los Angeles (LAX) | Round trip I Economy | 12/03/25 - 12/10/25 | from $91Fare subject to changes Updated: 47 minutes ago |
| Miami (MIA) | Washington, D.C. (DCA) | Round trip I Economy | 12/03/25 - 12/10/25 | from $91Fare subject to changes Updated: 41 minutes ago |
| Chicago (ORD) | Boston (BOS) | Round trip I Economy | 12/08/25 - 12/15/25 | from $91Fare subject to changes Updated: 46 minutes ago |
| Boston (BOS) | Chicago (ORD) | Round trip I Economy | 12/31/25 - 01/07/26 | from $91Fare subject to changes Updated: 1 hour ago |
| Charlotte (CLT) | Nashville (BNA) | Round trip I Economy | 12/03/25 - 12/10/25 | from $91Fare subject to changes Updated: 56 minutes ago |
| Los Angeles (LAX) | Las Vegas (LAS) | Round trip I Economy | 12/06/25 - 12/13/25 | from $91Fare subject to changes Updated: 52 minutes ago |
| Austin (AUS) | Miami (MIA) | Round trip I Economy | 12/16/25 - 12/23/25 | from $91Fare subject to changes Updated: 51 minutes ago |
| Dallas (DFW) | San Antonio (SAT) | Round trip I Economy | 01/05/26 - 01/12/26 | from $91Fare subject to changes Updated: 49 minutes ago |
| Dallas (DFW) | Austin (AUS) | Round trip I Economy | 12/03/25 - 12/10/25 | from $91Fare subject to changes Updated: 1 hour ago |
| Austin (AUS) | Dallas (DFW) | Round trip I Economy | 01/05/26 - 01/12/26 | from $91Fare subject to changes Updated: 56 minutes ago |
| Dallas (DFW) | Houston (IAH) | Round trip I Economy | 01/17/26 - 01/24/26 | from $91Fare subject to changes Updated: 1 hour ago |
| San Antonio (SAT) | Dallas (DFW) | Round trip I Economy | 01/05/26 - 01/12/26 | from $91Fare subject to changes Updated: 2 hours ago |
| Miami (MIA) | Austin (AUS) | Round trip I Economy | 01/12/26 - 01/19/26 | from $91Fare subject to changes Updated: 47 minutes ago |
| Charlotte (CLT) | Baltimore (BWI) | Round trip I Economy | 01/06/26 - 01/13/26 | from $91Fare subject to changes Updated: 40 minutes ago |
| Miami (MIA) | Orlando (MCO) | Round trip I Economy | 01/06/26 - 01/13/26 | from $91Fare subject to changes Updated: 44 minutes ago |
| Washington, D.C. (DCA) | Fort Lauderdale (FLL) | Round trip I Economy | 01/07/26 - 01/14/26 | from $91Fare subject to changes Updated: 1 hour ago |
| New Orleans (MSY) | Dallas (DFW) | Round trip I Economy | 12/04/25 - 12/11/25 | from $91Fare subject to changes Updated: 1 hour ago |
| Orlando (MCO) | Washington, D.C. (DCA) | Round trip I Economy | 01/06/26 - 01/13/26 | from $91Fare subject to changes Updated: 44 minutes ago |
| Dallas (DFW) | Las Vegas (LAS) | Round trip I Economy | 12/08/25 - 12/10/25 | from $91Fare subject to changes Updated: 1 hour ago |