AirHint found the following cheapest return flights from Raleigh-durham (RDU) to Sydney (SYD) in January 2026 (see full year).
Return flights
| 14 Jan - 22 Jan | Frontier Airlines | ||
| 21 Jan - 22 Feb | Delta | ||
| 21 Jan - 01 Feb | Delta | ||
| 04 Jan - 07 Jan | American Airlines |
Also check the deals for one-way flights from Raleigh-durham to Sydney in January.
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