- Cheap flights from Newcastle (NTL) to Sioux City (SUX) (2026) | Expedia.co.id

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Popular airlines from Newcastle, NSW (NTL-Williamtown) to Sioux City, IA (SUX-Sioux Gateway)

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Travel information

Origin airport	Newcastle, NSW
Destination airport	Sioux City, IA
Distance	14,071 km away

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