July 6th (5th) - July 7th (12th)

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

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:
Ant Man and the Wasp / Incredibles 2

*reverse order

49er Drive In, Valparaiso, IN (54.1 Miles) $10.00
Melody Drive In, Knox, IN (95.9 miles) $9.00 Screen 2
Lakeshore Drive In, Monticello, IN (117.0 miles) $10.00 Screen 2:
Jurassic World: Fallen Kingdom / Tag

McHenry Outdoor Theater, McHenry, IL (57.5 miles) $12.00
Incredibles 2 / Avengers: Infinity War

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

Screen 2: Jurassic Word: Fallen Kingdom / Rampage

Screen 3: The First Purge / Upgrade
Screen 4: Uncle Drew / Sicario 2: Day of the Soldado

Sunset Drive In, Hartford, MI (117.0 miles) $15/car

Jurassic World: Fallen Kingdom / The First Purge (?)^
^Website lists "Purge:Election Year".

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

Highway 18, Jefferson, WI (126 miles) $9.00

Jurassic World: Fallen Kingdom / Ocean's 8

Five Mile Drive In, Dowagiac, MI (120.0 miles) $15/car
Incredibles 2 / Jurassic World: Fallen Kingdom

Indexed by Movie: 
Ant Man and the Wasp - Cascade/ RT34 / Melody / Tri-Way / Lakeshore

Avengers: Infinity War - McHenry
The First Purge - Tri-Way / Sunset
Incredibles 2 - Cascade / McHenry / RT34 / Melody / Tri-Way / Lakeshore / Five Mile /
Jurassic World: Fallen Kingdom - 49er / Melody / Tri-Way / Lakeshore / Sunset / Midway / Five Mile / Highway 18
Ocean's 8 - Midway / Highway 18
Rampage - Tri-Way
Sicario 2 - Tri-Way
Tag - 49er / Melody / Lakeshore
Uncle Drew - Tri-Way
Upgrade - Tri-Way

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