(July 19th) July 20th - July 22nd (26th)

Now open for the season:
Drive Ins now open all week (evenings of course):
Cascade / 49er / McHenry / Melody / Tri-Way / Lakeshore / Highway 18

(almost) All theaters below have converted to Digital Projection
Those venues or screens with a Red Font use 35MM film.
Not sure about this anymore though.
I'm guessing every venue has converted by now?
Information subject to changes or (eventual) corrections, like the prices.

Cascade Drive In, W. Chicago, IL (34.2 miles) $10.00
Skyscraper / Jurassic World: Fallen Kingdom

49er Drive In, Valparaiso, IN (54.1 Miles) $10.00
Hotel Transylvania 3 / Jurassic World: Fallen Kingdom

McHenry Outdoor Theater, McHenry, IL (57.5 miles) $12.00
Melody Drive In, Knox, IN (95.9 miles) $9.00 Screen 1:
Tri-way Drive In, Plymouth, IN (98.7 miles) $9.00 Screen 1:
Lakeshore Drive In, Monticello, IN (117.0 miles) $10.00 Screen 1:

Hotel Transylvania 3 / The Incredibles 2

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

The Incredibles 2 / Ant Man and the Wasp

Melody Drive In, Knox, IN (95.9 miles) $9.00 Screen 2:
Lakeshore Drive In, Monticello, IN (117.0 miles) $10.00 Screen 2:
The Equalizer 2 / Sicario: Day of the Soldado

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

Screen 2: Jurassic World: Fallen Kingdom / Skyscraper
Screen 3: Ant Man and the Wasp / Rampage

Screen 4: The Equalizer 2 / First Purge

Sunset Drive In, Hartford, MI (117.0 miles) $15/car
Skyscraper / Sicario: Day of the Soldado

Five Mile Drive In, Dowagiac, MI (120.0 miles) $15/car
Hotel Transylvania 3 / The First Purge

Midway Drive In, Dixon, IL (120 miles) $9.00
Highway 18, Jefferson, WI (126 miles) $9.00
Skyscraper / The First Purge

Indexed by Movie: 

Ant Man and the Wasp - RT34 / Tri-Way 

The Equalizer 2 - Melody / Tri-Way / Lakeshore 
The First Purge - Tri-Way / Midway / Five Mile / Highway 18
Hotel Transylvania 3 - 49er / McHenry / Melody / Tri-Way / Lakeshore / Five Mile 
Incredibles 2 - McHenry / RT34 / Melody / Tri-Way / Lakeshore 
Jurassic World: Fallen Kingdom - Cascade / 49er / Tri-Way 
Rampage - Tri-Way
Skyscraper - Cascade / Tri-Way / Sunset / Midway / Highway 18
Sicario: Day of the Soldado - Melody / Lakeshore / Sunset

Statistics:
11 Open Theaters / 16 screens / 9 movies / 11 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