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 11/05/25 | from $86Fare subject to changes Updated: 1 hour ago |
| Dallas (DFW) | Chicago (ORD) | One way I Economy | Depart 11/17/25 | from $79Fare subject to changes Updated: 2 hours ago |
| Dallas (DFW) | Amarillo (AMA) | One way I Economy | Depart 11/27/25 | from $46Fare subject to changes Updated: 2 hours ago |
| Dallas (DFW) | Amarillo (AMA) | One way I Economy | Depart 10/31/25 | from $46Fare subject to changes Updated: 6 minutes ago |
| Dallas (DFW) | Amarillo (AMA) | One way I Economy | Depart 11/24/25 | from $46Fare subject to changes Updated: 1 hour ago |
| Miami (MIA) | New York (LGA) | One way I Economy | Depart 12/06/25 | from $74Fare subject to changes Updated: 13 minutes ago |
| Chicago (ORD) | Dallas (DFW) | One way I Economy | Depart 11/17/25 | from $79Fare subject to changes Updated: 2 hours ago |
| Chicago (ORD) | Dallas (DFW) | One way I Economy | Depart 11/20/25 | from $79Fare subject to changes Updated: 2 hours ago |
| Chicago (ORD) | Dallas (DFW) | One way I Economy | Depart 12/11/25 | from $79Fare subject to changes Updated: 2 hours ago |
| Dallas (DFW) | Seattle (SEA) | One way I Economy | Depart 12/17/25 | from $89Fare subject to changes Updated: 2 hours ago |
| Atlanta (ATL) | Miami (MIA) | One way I Economy | Depart 10/30/25 | from $89Fare subject to changes Updated: 2 hours ago |
| Atlanta (ATL) | Miami (MIA) | One way I Economy | Depart 11/02/25 | from $89Fare subject to changes Updated: 2 hours ago |
| New York/Newark (EWR) | Miami (MIA) | One way I Economy | Depart 10/13/25 | from $99Fare subject to changes Updated: 2 hours ago |
| Miami (MIA) | New York (NYC) | One way I Economy | Depart 10/31/25 | from $64Fare subject to changes Updated: 1 hour ago |
| Miami (MIA) | New York (NYC) | One way I Economy | Depart 12/03/25 | from $74Fare subject to changes Updated: 2 hours ago |
| Miami (MIA) | Chicago (ORD) | One way I Economy | Depart 12/11/25 | from $78Fare subject to changes Updated: 59 minutes ago |
| Tampa (TPA) | Philadelphia (PHL) | One way I Economy | Depart 12/15/25 | from $96Fare subject to changes Updated: 2 hours ago |
| Chicago (ORD) | Charlotte (CLT) | One way I Economy | Depart 01/01/26 | from $69Fare subject to changes Updated: 2 hours ago |
| Chicago (ORD) | San Diego (SAN) | One way I Economy | Depart 12/11/25 | from $99Fare subject to changes Updated: 2 hours ago |
| Boston (BOS) | Chicago (ORD) | One way I Economy | Depart 12/14/25 | from $69Fare 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.
