Cheapest return flights from Seattle to Keflavik in October from $665
AirHint found the following cheapest return flights from Seattle (SEA) to Keflavik (KEF) in October 2024 (see full year).
Return flights
| 01 Oct - 31 Oct | Spirit Airlines | ||
| 18 Oct - 31 Oct | British Airways | ||
| 01 Oct - 31 Oct | Icelandair | direct | |
| 18 Oct - 31 Oct | Icelandair | direct |
Also check the deals for one-way flights from Seattle to Keflavik in October.
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.
