Cheapest return flights from Denver to Sydney in June from $1002

Best time to book flights for Denver (DEN) to Sydney (SYD) flights at AirHint

AirHint found the following cheapest return flights from Denver (DEN) to Sydney (SYD) in June 2025 (see full year).

Return flights

02 Jun - 14 Jun Delta
16 Jun - 30 Jun Air Canada
18 Jun - 30 Jun Air Canada
13 Jun - 30 Jun Air Canada
19 Jun - 30 Jun Air Canada
12 Jun - 27 Jun Air Canada
13 Jun - 26 Jun Air Canada
05 Jun - 13 Jun Air Canada
13 Jun - 22 Jun Air Canada
13 Jun - 27 Jun Air Canada
28 Jun - 05 Jul Delta

Also check the deals for one-way flights from Denver to Sydney in June.

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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