Cheapest one-way flights from San Francisco to Sydney in May from $477

Best time to book flights for San Francisco (SFO) to Sydney (SYD) flights at AirHint

AirHint found the following cheapest one-way flights from San Francisco (SFO) to Sydney (SYD) in May 2025 (see full year).

One-Way flights

18 May Alaska Airlines
29 May Hawaiian Airlines
13 May Frontier Airlines
21 May Flair Airlines
28 May Flair Airlines
08 May Cathay Pacific
12 May Frontier Airlines
17 May Alaska Airlines
15 May Hawaiian Airlines
27 May Alaska Airlines

Also check the deals for return flights from San Francisco to Sydney in May.

Skyscanner

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.

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