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WN1866 Flight Status Southwest Airlines: Chicago to Denver (SWA1866)

WN 1866 Chicago to Denver Flight Status

Southwest Airlines Flight WN1866 from Chicago Midway International Airport MDW to Denver International Airport DEN is not scheduled for today July 25th, 2026.
The last time the flight was scheduled was on July 19th, 2026.
Check the table below for WN1866's most recent flight history:

WN 1866 Flight Status & Schedule

Date Departure Arrival Status
Jul 19 09:18 10:15
Landed
 Track >
Jul 12 09:17 10:13
Landed
 Track >
Jul 05 09:12 10:12
Landed
 Track >
Jun 28 09:09 10:14
Landed
 Track >
Jun 21 09:02 10:16
Landed
 Track >
< All MDW Departures All DEN Arrivals >

Southwest Airlines WN 1866 Chicago to Denver Flight Information

Southwest Airlines Flight WN1866 connects Chicago, United States to Denver, United States, taking off from Chicago Midway International Airport MDW and landing at Denver International Airport DEN.

How long is the WN1866 flight from Chicago to Denver?

The average flight time from Chicago to Denver is 2 hours and 4 minutes. The flight distance is 1437 km / 893 miles and the average flight speed is 697 km/h / 433 mph.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN1866 Chicago to Denver?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN1866 is 5/5 stars. This metric is calculated using data from the past 10 flights.

When was the latest WN1866 flight?

The latest flight took off on Sunday, July 19th, 2026 with the flight status being Landed on 10:15.

How else can the flight WN1866 be referenced as?

This Southwest Airlines flight can also be referenced as SWA1866, WN 1866, SWA 1866.

How often is flight WN1866 delayed?

On average, 14% of all WN1866 flights are delayed. The average delay is 13 minutes.

Can I get compensation for my delayed or cancelled WN1866 flight or baggage issues?

If your WN1866 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 WN1866 Flight Tracker above for more details.

WN1866 and Chicago MDW to Denver DEN Flights

Other flights departing from Chicago MDW: WN2732, WN4070, WN2464, WN1102

Other flights arriving at Denver DEN: UA318, AC1073, UA2459, AS1618

All flights connecting Chicago MDW to Denver DEN.

WN1866 Southwest Airlines Flight: Chicago to Denver Route Map

WN1866 Southwest Airlines Flight Map: Chicago to Denver
Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
New Flights: CA9653 VN8027 LH2680 9C3078 AH6555 SC4904 ZA253 SF6185 QF6035 ZA815
See Also: Flight Tracker Airports Airlines News Flights Monitor Delay Compensation
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.