Cheapest one-way flights from Washington to South Bend in May from $30
AirHint found the following cheapest one-way flights from Washington (IAD) to South Bend (SBN) in May 2025 (see full year).
One-Way flights
| 23 May | Breeze Airways | direct | |
| 26 May | Mexicana | direct | |
| 17 May | Delta | ||
| 17 May | United | direct |
Also check the deals for return flights from Washington to South Bend in May.
The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.
