AA 4378 Washington to Atlanta Flight Status

American Airlines Flight AA4378 from Washington Ronald Reagan National Airport DCA to Atlanta Hartsfield-Jackson International Airport ATL is not scheduled for today June 3rd, 2026.
The last time the flight was scheduled was on April 6th, 2026.
Check the table below for AA4378's most recent flight history:

AA 4378 Flight Status & Schedule

Date Departure Arrival Status
Apr 06 10:59 12:31
Landed
Track >
Apr 04 10:51 12:09
Landed
Track >
Apr 03 10:46 12:09
Landed
Track >
Apr 02 11:48 13:09
Landed Late
Track >
Apr 01 10:44 12:05
Landed
Track >

American Airlines AA 4378 Washington to Atlanta Flight Information

American Airlines Flight AA4378 connects Washington, United States to Atlanta, United States, taking off from Washington Ronald Reagan National Airport DCA and landing at Atlanta Hartsfield-Jackson International Airport ATL.

How long is the AA4378 flight from Washington to Atlanta?

The average flight time from Washington to Atlanta is 1 hour and 23 minutes. The flight distance is 880 km / 547 miles and the average flight speed is 635 km/h / 394 mph.

What is the On-Time Performance (OTP) of American Airlines Flight AA4378 Washington to Atlanta?

The Airportia On-Time Performance Rating for American Airlines Flight AA4378 is 5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight AA4378 arriving at?

Flight AA4378 arrives at Atlanta Hartsfield-Jackson International Airport (ATL) Terminal N.

When was the latest AA4378 flight?

The latest flight took off on Monday, April 6th, 2026 with the flight status being Landed on 12:31.

How else can the flight AA4378 be referenced as?

This American Airlines flight can also be referenced as AAL4378, AA 4378, AAL 4378.

How often is flight AA4378 delayed?

On average, 10% of all AA4378 flights are delayed. The average delay is 22 minutes.

Can I get compensation for my delayed or cancelled AA4378 flight or baggage issues?

If your AA4378 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.

See our AA4378 Flight Tracker above for more details.

AA4378 and Washington DCA to Atlanta ATL Flights

Other flights departing from Washington DCA: AA5637, AA1976, WN271, WN2367

Other flights arriving at Atlanta ATL: F9102, DL3787, DL631, DL3166

All flights connecting Washington DCA to Atlanta ATL.

AA4378 American Airlines Flight: Washington to Atlanta Route Map

AA4378 American Airlines Flight Map: Washington to Atlanta
Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.