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 |
|---|---|---|---|---|
| Phoenix (PHX) | Miami (MIA) | One way I Economy | Depart 11/19/25 | from $86Fare subject to changes Updated: 2 hours ago |
| Dallas (DFW) | Las Vegas (LAS) | One way I Economy | Depart 11/24/25 | from $76Fare subject to changes Updated: 2 hours ago |
| Philadelphia (PHL) | Orlando (MCO) | One way I Economy | Depart 11/03/25 | from $90Fare subject to changes Updated: 2 hours ago |
| Dallas (DFW) | Amarillo (AMA) | One way I Economy | Depart 11/18/25 | from $69Fare subject to changes Updated: 2 hours ago |
| Philadelphia (PHL) | Tampa (TPA) | One way I Economy | Depart 11/12/25 | from $96Fare subject to changes Updated: 2 hours ago |
| Dallas (DFW) | Fort Lauderdale (FLL) | One way I Economy | Depart 12/13/25 | from $80Fare subject to changes Updated: 2 hours ago |
| Dallas (DFW) | Atlanta (ATL) | One way I Economy | Depart 10/31/25 | from $70Fare subject to changes Updated: 2 hours ago |
| Dallas (DFW) | Washington, D.C. (DCA) | One way I Economy | Depart 11/06/25 | from $99Fare subject to changes Updated: 2 hours ago |
| Phoenix (PHX) | San Diego (SAN) | One way I Economy | Depart 12/03/25 | from $46Fare subject to changes Updated: 2 hours ago |
| Phoenix (PHX) | Los Angeles (LAX) | One way I Economy | Depart 11/10/25 | from $59Fare subject to changes Updated: 2 hours ago |
| Phoenix (PHX) | Los Angeles (LAX) | One way I Economy | Depart 11/24/25 | from $59Fare subject to changes Updated: 2 hours ago |
| Phoenix (PHX) | San Francisco (SFO) | One way I Economy | Depart 10/21/25 | from $87Fare subject to changes Updated: 2 hours ago |
| Boston (BOS) | Washington, D.C. (DCA) | One way I Economy | Depart 11/27/25 | from $89Fare subject to changes Updated: 2 hours ago |
| Chicago (ORD) | San Diego (SAN) | One way I Economy | Depart 12/30/25 | from $99Fare subject to changes Updated: 2 hours ago |
| Chicago (ORD) | Charlotte (CLT) | One way I Economy | Depart 12/13/25 | from $70Fare subject to changes Updated: 2 hours ago |
| Chicago (ORD) | Boston (BOS) | One way I Economy | Depart 10/21/25 | from $69Fare subject to changes Updated: 2 hours ago |
| Fort Lauderdale (FLL) | Dallas (DFW) | One way I Economy | Depart 12/13/25 | from $80Fare subject to changes Updated: 2 hours ago |
| Boston (BOS) | Chicago (ORD) | One way I Economy | Depart 11/23/25 | from $59Fare subject to changes Updated: 2 hours ago |
| Raleigh (RDU) | Miami (MIA) | One way I Economy | Depart 10/26/25 | from $94Fare subject to changes Updated: 2 hours ago |
| Raleigh (RDU) | Miami (MIA) | One way I Economy | Depart 12/04/25 | from $99Fare 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 |
|---|---|---|---|---|
| Dallas (DFW) | Austin (AUS) | Round trip I Economy | 12/25/25 - 01/01/26 | from $91Fare subject to changes Updated: 2 hours ago |
| San Francisco (SFO) | Phoenix (PHX) | Round trip I Economy | 12/10/25 - 12/17/25 | from $91Fare subject to changes Updated: 2 hours ago |
| Dallas (DFW) | Houston (HOU) | Round trip I Economy | 12/25/25 - 01/01/26 | from $91Fare subject to changes Updated: 2 hours ago |
| Tulsa (TUL) | Dallas (DFW) | Round trip I Economy | 12/24/25 - 12/31/25 | from $91Fare subject to changes Updated: 2 hours ago |