American Airlines Flight 4643 Deals & Information (2025/2026)

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American Airlines Flight 4643 Route Deals From $106

The cheapest prices found with in the last 7 days for return flights were and $106 for one-way flights to Logan Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

What route does flight number AA4643 take?
You’ll be landing at Ronald Reagan Washington National Airport (DCA) from JAX if you’ve booked a ticket on flight number AA4643. You’ll be airborne for 1 hour and 54 minutes during this journey. What’s more, the flight conveniently operates non-stop.
How often is AA4643 on time?
American Airlines flight number AA4643 from JAX to DCA departs according to schedule 96% of the time — so you can be confident you will arrive at your destination ASAP. If the flight is delayed, you can expect a wait time of about 19 minutes. This route has a 4.25-star rating.
What kind of plane is on flight number AA4643?
Prepare to step aboard an Embraer 175 if your flight number is AA4643. Almost all services from Jacksonville, FL Airport (JAX-Jacksonville Intl.) to Ronald Reagan Washington National Airport (DCA) use this aircraft model.
If I am not able to travel due to COVID-19, can I change my flight to a later date?
For more info about changing your AA4643 flight with Travelocity, please visit our Customer Service Portal.