Are there nonstop flights from Washington (IAD) to South Bend (SBN)?

Yes. United Express, Breeze Airways fly this route. Flight time is about 1h 27m.

What is the fastest connection from Washington (IAD) to South Bend (SBN)?

via Detroit ≈ 2h 1m, via Chicago ≈ 2h 17m, via Knoxville/Maryville ≈ 2h 36m (estimated flying time, excluding layovers).

Washington Dulles International Airport (IAD) to South Bend International Airport (SBN)・811 km

Nonstop flights available (2 airlines). Flight time about 1h 27m. Nonstop return flights also operate.

6 one-stop options, sorted by estimated flying time. Tap one to see the airlines on each leg and booking links.

Times are estimated from distance. Check schedules, frequency and availability with the airline or a booking site.