Find a great deal and save up to 14% by booking at least 25 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Portland to Moscow within the next two weeks, with the cheapest ticket starting at $646.
Due to multiple factors, expect to potentially pay more when booking in July. For low rates, February can be a great choice for travel to Moscow. Flights to Moscow from Portland in February are about $655 on average during February, but can be found for as low as $526.