September 14th - September 15th (16th)

Information subject to changes or (eventual) corrections, like the prices.
Final weekend of the 2018 season for Melody, Tri-Way, and Highway 18

Lakeshore, Five Mile, and Sunset have closed for the season (See you in 2019).

Cascade Drive In, W. Chicago, IL (34.2 miles) $10.00
The Predator / The Nun

49er Drive In, Valparaiso, IN (54.1 Miles) $10.00

Tri-way Drive In, Plymouth, IN (98.7 miles) $9.00 Screen 1:
The Nun / The Slender Man

McHenry Outdoor Theater, McHenry, IL (57.5 miles) $12.00

The Sandlot / Field of Dreams

RT34 Drive In, Earlville, IL (75.7 miles) $9.00

The Predator (2018) / Deadpool 2

Melody Drive In, Knox, IN (95.9 miles) $9.00
Screen 1: The Nun / The First Purge
Screen 2: Dog Days / Incredibles 2

Tri-way Drive In, Plymouth, IN (98.7 miles) $9.00

Screen 2: Christopher Robin / The Incredibles 2

Screen 3: The Meg / Jurassic World: Fallen Kingdom

Screen 4: Peppermint / Mile 22

Lakeshore Drive In, Monticello, IN (117.0 miles) $10.00
Sunset Drive In, Hartford, MI (117.0 miles) $15/car
Five Mile Drive In, Dowagiac, MI (120.0 miles) $15/car 
Closed for the Season

Midway Drive In, Dixon, IL (120 miles) $9.00

Closed - Returning 9/22 for Horror Flashback Marathon includes The Thing / Funhouse / The Blob (1988) / Hollywood Chainsaw Hookers

Highway 18, Jefferson, WI (126 miles) $9.00
Forbidden Planet / 2001: A Space Odyssey

Indexed by Movie: 

Christopher Robin - Tri-Way
Deadpool 2 - RT34
Dog Days -  Melody 
The First Purge - Melody
Incredibles 2 - Melody / Tri-Way 

Jurassic World: Fallen Kingdom - Tri-Way
The Meg -  Tri-Way
Mile 22 - Tri-Way
The Nun - Cascade / 49er / Melody / Tri-Way
Peppermint - Tri-Way
The Predator- Cascade / RT34
Slender Man - 49er / Tri-Way

Flashback / Classic Movies
Field of Dreams - McHenry
Forbidden Planet - Highway 18
2001: A Space Odyssey - Highway 18
The Sandlot - McHenry

Statistics:

7 Open Theaters / 11 screens / 16 movies / 10 unique combinations.

By distance (Number of screens) (34.2 - 126 miles):
Cascade / 49er / McHenry / RT 34 / Melody (2) / Tri-Way (4) / Lakeshore (2) / Sunset Drive In / Midway / Five Mile Drive In / Highway 18