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WN423 Flight Status Southwest Airlines: Washington to Atlanta (SWA423)

Are you looking for the July 19th, 2026 WN 423 Atlanta to Austin flight? Click here to go to our WN423 Atlanta to Austin Flight Status page >

WN 423 Washington to Atlanta Flight Status

Southwest Airlines Flight WN423 from Washington Ronald Reagan National Airport DCA to Atlanta Hartsfield-Jackson International Airport ATL is not scheduled for today July 19th, 2026.
The last time the flight was scheduled was on August 3rd, 2025.
Check the table below for WN423's most recent flight history:

WN 423 Flight Status & Schedule

Date Departure Arrival Status
Aug 03 15:47 17:16
Landed Late
 Track >
Jul 27 15:00 16:55
Cancelled
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Cancelled Flight? Get 600€ Compensation >
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Jul 20 16:05 17:24
Landed Late
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Jul 13 16:13 17:28
Landed Late
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< All DCA Departures All ATL Arrivals >

Southwest Airlines WN 423 Washington to Atlanta Flight Information

Southwest Airlines Flight WN423 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 WN423 flight from Washington to Atlanta?

The average flight time from Washington to Atlanta is 1 hour and 21 minutes. The flight distance is 880 km / 547 miles and the average flight speed is 606 km/h / 377 mph.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN423 Washington to Atlanta?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN423 is 4.7/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight WN423 arriving at?

Flight WN423 arrives at Atlanta Hartsfield-Jackson International Airport (ATL) Terminal N.

When was the latest WN423 flight?

The latest flight took off on Sunday, August 3rd, 2025 with the flight status being Landed on 17:16.

How else can the flight WN423 be referenced as?

This Southwest Airlines flight can also be referenced as SWA423, WN0423, WN 423, SWA 423.

How often is flight WN423 delayed?

On average, 75% of all WN423 flights are delayed. The average delay is 27 minutes.

Can I get compensation for my delayed or cancelled WN423 flight or baggage issues?

If your WN423 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 WN423 Flight Tracker above for more details.

WN423 and Washington DCA to Atlanta ATL Flights

Other flights departing from Washington DCA: AA5375, AA5224, AA4415, AA4643

Other flights arriving at Atlanta ATL: NK1201, WN2885, NK1398, AA3928

All flights connecting Washington DCA to Atlanta ATL.

WN423 Southwest Airlines Flight: Washington to Atlanta Route Map

WN423 Southwest Airlines Flight Map: Washington to Atlanta
Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
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Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.