Cheapest return flights from Austin to Keflavik in August from $534
AirHint found the following cheapest return flights from Austin (AUS) to Keflavik (KEF) in August 2025 (see full year).
Return flights
| 25 Aug - 03 Sep | Air Canada | ||
| 25 Aug - 04 Sep | Air France | ||
| 01 Aug - 15 Aug | Air Canada | ||
| 20 Aug - 30 Aug | jetBlue | ||
| 03 Aug - 17 Aug | Air Canada |
Also check the deals for one-way flights from Austin to Keflavik in August.
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.
