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 09/04/25 | from $90Fare subject to changes Updated: 1 hour ago |
| Dallas (DFW) | New York (LGA) | One way I Economy | Depart 10/04/25 | from $90Fare subject to changes Updated: 48 minutes ago |
| Dallas (DFW) | Las Vegas (LAS) | One way I Economy | Depart 10/01/25 | from $80Fare subject to changes Updated: 7 minutes ago |
| Dallas (DFW) | Las Vegas (LAS) | One way I Economy | Depart 09/08/25 | from $80Fare subject to changes Updated: 51 minutes ago |
| Dallas (DFW) | Miami (MIA) | One way I Economy | Depart 10/23/25 | from $66Fare subject to changes Updated: 1 hour ago |
| Dallas (DFW) | Miami (MIA) | One way I Economy | Depart 09/07/25 | from $76Fare subject to changes Updated: 2 hours ago |
| Philadelphia (PHL) | Orlando (MCO) | One way I Economy | Depart 09/23/25 | from $80Fare subject to changes Updated: 15 minutes ago |
| Philadelphia (PHL) | Orlando (MCO) | One way I Economy | Depart 09/08/25 | from $80Fare subject to changes Updated: 2 hours ago |
| Philadelphia (PHL) | Orlando (MCO) | One way I Economy | Depart 08/27/25 | from $95Fare subject to changes Updated: 1 hour ago |
| Dallas (DFW) | Chicago (ORD) | One way I Economy | Depart 10/11/25 | from $79Fare subject to changes Updated: 38 minutes ago |
| Chicago (ORD) | Los Angeles (LAX) | One way I Economy | Depart 10/01/25 | from $99Fare subject to changes Updated: 2 hours ago |
| Dallas (DFW) | Denver (DEN) | One way I Economy | Depart 09/03/25 | from $69Fare subject to changes Updated: 2 hours ago |
| Dallas (DFW) | Denver (DEN) | One way I Economy | Depart 09/02/25 | from $69Fare subject to changes Updated: 2 hours ago |
| Dallas (DFW) | Denver (DEN) | One way I Economy | Depart 08/30/25 | from $89Fare subject to changes Updated: 14 minutes ago |
| New York (LGA) | Miami (MIA) | One way I Economy | Depart 09/10/25 | from $74Fare subject to changes Updated: 1 hour ago |
| New York (LGA) | Miami (MIA) | One way I Economy | Depart 09/26/25 | from $74Fare subject to changes Updated: 1 hour ago |
| New York (LGA) | Miami (MIA) | One way I Economy | Depart 09/01/25 | from $74Fare subject to changes Updated: 49 minutes ago |
| Chicago (ORD) | Las Vegas (LAS) | One way I Economy | Depart 09/17/25 | from $80Fare subject to changes Updated: 2 hours ago |
| Chicago (ORD) | Las Vegas (LAS) | One way I Economy | Depart 09/21/25 | from $80Fare subject to changes Updated: 30 minutes ago |
| Washington, D.C. (DCA) | Miami (MIA) | One way I Economy | Depart 09/07/25 | from $91Fare subject to changes Updated: 1 hour 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 |
|---|---|---|---|---|
| Las Vegas (LAS) | Los Angeles (LAX) | Round trip I Economy | 09/07/25 - 09/09/25 | from $93Fare subject to changes Updated: 2 hours ago |
| Chicago (ORD) | Saint Louis (STL) | Round trip I Economy | 08/25/25 - 08/27/25 | from $94Fare subject to changes Updated: 58 minutes ago |
| Grand Rapids (GRR) | Chicago (ORD) | Round trip I Economy | 09/09/25 - 09/25/25 | from $94Fare subject to changes Updated: 16 minutes ago |
| Chicago (CHI) | Saint Louis (STL) | Round trip I Economy | 08/25/25 - 08/27/25 | from $94Fare subject to changes Updated: 28 minutes ago |
| Dallas (DFW) | San Antonio (SAT) | Round trip I Economy | 10/21/25 - 10/25/25 | from $97Fare subject to changes Updated: 3 minutes ago |
| Dallas (DFW) | Houston (IAH) | Round trip I Economy | 10/11/25 - 10/14/25 | from $97Fare subject to changes Updated: 19 minutes ago |
| Ontario (ONT) | Phoenix (PHX) | Round trip I Economy | 09/27/25 - 09/29/25 | from $97Fare subject to changes Updated: 22 minutes ago |
| Chicago (ORD) | Louisville (SDF) | Round trip I Economy | 08/25/25 - 08/26/25 | from $97Fare subject to changes Updated: 2 hours ago |