Cheap flights to Indiana Dunes National Park from Philadelphia

Round trips from Philadelphia from $197. Fly into Chicago (MDW). Cheapest dates, deal ratings and where to book.

• Chicago: $197, 2027-03-01 to 2027-03-03
• Chicago: $260, 2026-10-16 to 2026-10-20
• Chicago: $300, 2026-10-15 to 2026-10-17
• Chicago: $317, 2026-10-07 to 2026-10-11
• Chicago: $344, 2026-10-15 to 2026-10-18

Nearby

• Gateway Arch
• Cuyahoga Valley
• Mammoth Cave
• New River Gorge
• Great Smoky Mountains
• Isle Royale
• Shenandoah
• Voyageurs