May 3rd - May 4th (5th)

Information subject to changes or (eventual) corrections, like the prices.

49er Drive In, Valparaiso, IN (54.1 Miles) $10.00
McHenry Outdoor Theater, McHenry, IL (57.5 miles) $12.00
RT34 Drive In, Earlville, IL (75.7 miles) $9.00
Lakeshore Drive In, Monticello, IN (117.0 miles) $10.00 Screen 1(*)
Midway Drive In, Dixon, IL (120 miles) $9.00
Highway 18, Jefferson, WI (126 miles) $9.00

The Avengers:Endgame / Captain Marvel

(*reversed order)

Melody Drive In, Knox, IN (95.9 miles) $9.00 Screen 1:
Sunset Drive In, Hartford, MI (117.0 miles) $15/car

The Avengers:Endgame / Penguins

Melody Drive In, Knox, IN (95.9 miles) $9.00
Screen 2: Ugly Dolls / Breakthrough

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

Screen 1: The Avengers:Endgame
Screen 2: The Avengers:Endgame (later start time)
Screen 3: Ugly Dolls / Shazam
Screen 4: Curse of La Llorona / Pet Sematary (2019)

Lakeshore Drive In, Monticello, IN (117.0 miles) $10.00 

Screen 2: Pet Sematary (2019) / Us

Five Mile Drive In, Dowagiac, MI (120.0 miles) $15/car
Ugly Dolls / The Best of Enemies

Indexed by Movie: 

The Avengers: Endgame - 49er / McHenry / RT34 / Melody / Tri-Way / Lakeshore / Sunset / Midway / Highway 18
The Best of Enemies - 5 Mile
Breakthrough - Melody
Captain Marvel - 49er / McHenry / RT 34 / Lakeshore / Midway / Highway 18
The Curse of La Llorona  - Tri-Way
Penguins - Melody / Sunset
Pet Sematary - Tri-Way / Lakeshore
Shazam - Tri-Way
Ugly Dolls - Tri-Way / 5 Mile
US - Lakeshore

Statistics:

10 Open Theaters / 15 screens / 10 movies / 8 unique combinations. 

By distance (Number of screens) (54.1 miles to 126 miles):
49er / McHenry / RT 34 / Melody (2) / Tri-Way (4) / Lakeshore (2) / Sunset Drive In / Midway / Five Mile Drive In / Highway 18