AirHint found the following cheapest one-way flights from Washington (IAD) to Split (SPU) in April 2026 (see full year).
One-Way flights
| 22 Apr | Lufthansa | ||
| 26 Apr | Austrian Airlines | ||
| 28 Apr | Austrian Airlines | ||
| 21 Apr | Lufthansa | ||
| 20 Apr | Lufthansa | ||
| 27 Apr | Lufthansa | ||
| 29 Apr | Lufthansa | ||
| 23 Apr | SWISS | ||
| 12 Apr | Lufthansa | ||
| 30 Apr | SWISS |
Also check the deals for return flights from Washington to Split in April.
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