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AA6421 Flight Status American Airlines: Dallas to Sioux Falls (AAL6421)

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AA 6421 Dallas to Sioux Falls Flight Status

American Airlines Flight AA6421 from Dallas Fort Worth International Airport DFW to Sioux Falls Regional Airport FSD is not scheduled for today July 18th, 2026.
The last time the flight was scheduled was on January 3rd, 2026.
Check the table below for AA6421's most recent flight history:

AA 6421 Flight Status & Schedule

Date Departure Arrival Status
Jan 03 10:39 12:36
Landed
 Track >
Dec 27 10:44 12:21
Landed
 Track >
Dec 20 10:20 12:04
Landed
 Track >
< All DFW Departures All FSD Arrivals >

American Airlines AA 6421 Dallas to Sioux Falls Flight Information

American Airlines Flight AA6421 connects Dallas, United States to Sioux Falls, United States, taking off from Dallas Fort Worth International Airport DFW and landing at Sioux Falls Regional Airport FSD.

How long is the AA6421 flight from Dallas to Sioux Falls?

The average flight time from Dallas to Sioux Falls is 1 hour and 46 minutes. The flight distance is 1188 km / 738 miles and the average flight speed is 677 km/h / 420 mph.

What is the On-Time Performance (OTP) of American Airlines Flight AA6421 Dallas to Sioux Falls?

The Airportia On-Time Performance Rating for American Airlines Flight AA6421 is 5/5 stars. This metric is calculated using data from the past 10 flights.

When was the latest AA6421 flight?

The latest flight took off on Saturday, January 3rd, 2026 with the flight status being Landed on 12:36.

How else can the flight AA6421 be referenced as?

This American Airlines flight can also be referenced as AAL6421, AA 6421, AAL 6421.

How often is flight AA6421 delayed?

On average, 0% of all AA6421 flights are delayed. The average delay is 0 minutes.

Can I get compensation for my delayed or cancelled AA6421 flight or baggage issues?

If your AA6421 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 AA6421 Flight Tracker above for more details.

AA6421 and Dallas DFW to Sioux Falls FSD Flights

Flight AA6421 is code-shared by 1 airline using the flight number QF3042

Other flights departing from Dallas DFW: AA3289, AA3770, AA6257, AA489

Other flights arriving at Sioux Falls FSD: G42370, DL5165, UA3661, DL4864

All flights connecting Dallas DFW to Sioux Falls FSD.

AA6421 American Airlines Flight: Dallas to Sioux Falls Route Map

Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
New Flights: F99810 5F7701 GW611 9X5695 XQ90 SG9128 EB128 8P8994 KJ5854 F99541
See Also: Flight Tracker Airports Airlines News Flights Monitor Delay Compensation
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.