DL 440U Chicago to Sioux City Flight Status

Delta Air Lines Flight DL440U from Chicago O'Hare International Airport ORD to Sioux Gateway Airport SUX is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on July 13th, 2025.
Check the table below for DL440U's most recent flight history:

DL 440U Flight Status & Schedule

Date Departure Arrival Status
Jul 13 12:38 13:52
Landed Late
Track >
Jun 27 08:11 09:20
Landed
Track >

Delta Air Lines DL 440U Chicago to Sioux City Flight Information

Delta Air Lines Flight DL440U connects Chicago, United States to Sioux City, United States, taking off from Chicago O'Hare International Airport ORD and landing at Sioux Gateway Airport SUX.

How long is the DL440U flight from Chicago to Sioux City?

The average flight time from Chicago to Sioux City is 1 hour and 11 minutes. The flight distance is 700 km / 435 miles and the average flight speed is 588 km/h / 365 mph.

What is the On-Time Performance (OTP) of Delta Air Lines Flight DL440U Chicago to Sioux City?

The Airportia On-Time Performance Rating for Delta Air Lines Flight DL440U is 4.5/5 stars. This metric is calculated using data from the past 10 flights.

When was the latest DL440U flight?

The latest flight took off on Sunday, July 13th, 2025 with the flight status being Landed on 13:52.

How else can the flight DL440U be referenced as?

This Delta Air Lines flight can also be referenced as DAL440U, DL 440U, DAL 440U.

How often is flight DL440U delayed?

On average, 100% of all DL440U flights are delayed. The average delay is 30 minutes.

Can I get compensation for my delayed or cancelled DL440U flight or baggage issues?

If your DL440U 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 DL440U Flight Tracker above for more details.

DL440U and Chicago ORD to Sioux City SUX Flights

Other flights departing from Chicago ORD: NK1819, UA5523, UA3586, AA661R

All flights connecting Chicago ORD to Sioux City SUX.

DL440U Delta Air Lines Flight: Chicago to Sioux City Route Map

DL440U Delta Air Lines Flight Map: Chicago to Sioux City
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.