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) | Miami (MIA) | One way I Economy | Depart 04/18/26 | from $95Fare subject to changes Updated: 22 minutes ago |
| Dallas (DFW) | Miami (MIA) | One way I Economy | Depart 04/04/26 | from $95Fare subject to changes Updated: 1 hour ago |
| Dallas (DFW) | Las Vegas (LAS) | One way I Economy | Depart 03/28/26 | from $66Fare subject to changes Updated: 9 minutes ago |
| Dallas (DFW) | Amarillo (AMA) | One way I Economy | Depart 03/14/26 | from $99Fare subject to changes Updated: 35 minutes ago |
| Dallas (DFW) | Amarillo (AMA) | One way I Economy | Depart 04/04/26 | from $99Fare subject to changes Updated: 1 hour ago |
| Dallas (DFW) | Amarillo (AMA) | One way I Economy | Depart 04/11/26 | from $99Fare subject to changes Updated: 23 minutes ago |
| Dallas (DFW) | Orlando (MCO) | One way I Economy | Depart 02/28/26 | from $76Fare subject to changes Updated: 25 minutes ago |
| Dallas (DFW) | Orlando (MCO) | One way I Economy | Depart 04/18/26 | from $95Fare subject to changes Updated: 2 hours ago |
| Philadelphia (PHL) | Tampa (TPA) | One way I Economy | Depart 05/02/26 | from $99Fare subject to changes Updated: 1 hour ago |
| Chicago (ORD) | Phoenix (PHX) | One way I Economy | Depart 02/28/26 | from $81Fare subject to changes Updated: 1 minute ago |
| Los Angeles (LAX) | Denver (DEN) | One way I Economy | Depart 04/25/26 | from $89Fare subject to changes Updated: 1 hour ago |
| Chicago (ORD) | Las Vegas (LAS) | One way I Economy | Depart 04/10/26 | from $46Fare subject to changes Updated: 2 hours ago |
| Chicago (ORD) | Las Vegas (LAS) | One way I Economy | Depart 03/23/26 | from $46Fare subject to changes Updated: 1 hour ago |
| Chicago (ORD) | Las Vegas (LAS) | One way I Economy | Depart 05/06/26 | from $46Fare subject to changes Updated: 2 hours ago |
| Philadelphia (PHL) | Fort Lauderdale (FLL) | One way I Economy | Depart 03/03/26 | from $54Fare subject to changes Updated: 2 hours ago |
| Philadelphia (PHL) | Fort Lauderdale (FLL) | One way I Economy | Depart 04/29/26 | from $54Fare subject to changes Updated: 1 hour ago |
| Dallas (DFW) | Chicago (ORD) | One way I Economy | Depart 04/18/26 | from $48Fare subject to changes Updated: 3 minutes ago |
| Dallas (DFW) | Chicago (ORD) | One way I Economy | Depart 04/01/26 | from $87Fare subject to changes Updated: 34 minutes ago |
| Dallas (DFW) | Chicago (ORD) | One way I Economy | Depart 03/23/26 | from $97Fare subject to changes Updated: 1 hour ago |
| Chicago (ORD) | Miami (MIA) | One way I Economy | Depart 04/06/26 | from $56Fare subject to changes Updated: 2 hours 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 |
|---|---|---|---|---|
| Chicago (ORD) | Las Vegas (LAS) | Round trip I Economy | 03/07/26 - 03/10/26 | from $91Fare subject to changes Updated: 23 minutes ago |
| Dallas (DFW) | San Antonio (SAT) | Round trip I Economy | 04/04/26 - 04/11/26 | from $91Fare subject to changes Updated: 1 hour ago |
| Austin (AUS) | Miami (MIA) | Round trip I Economy | 05/06/26 - 05/12/26 | from $91Fare subject to changes Updated: 1 hour ago |
| San Antonio (SAT) | Dallas (DFW) | Round trip I Economy | 04/04/26 - 04/11/26 | from $91Fare subject to changes Updated: 52 minutes ago |
| Saint Louis (STL) | Chicago (ORD) | Round trip I Economy | 04/30/26 - 05/04/26 | from $91Fare subject to changes Updated: 1 hour ago |
| Indianapolis (IND) | Chicago (ORD) | Round trip I Economy | 03/20/26 - 03/23/26 | from $95Fare subject to changes Updated: 45 minutes ago |