Cheap flights from Washington to Helsinki from $307

The month of January is, on average, the cheapest month to fly to Helsinki from State of Washington, with most prices found around $543. If you aren’t able to travel during the month of January, then book flights to Helsinki from State of Washington during December instead. Flights to Helsinki in December, while not as cheap as those in January, still average around $807.

The cheapest day to depart on your flight to Helsinki is on a Wednesday when prices can be found for as low as $666. This is often the case because there is less demand to fly during this day of the week. Flights from State of Washington to Helsinki on a Thursday will generally be more expensive and average around $1,458. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Fly from Seattle/Tacoma Intl to Helsinki-Vantaa for the best Washington - Helsinki-Vantaa flight prices

You are more likely to see cheaper flights to Helsinki from State of Washington when booking weeks ahead of your departure date. In general, you can expect to find flights to Helsinki for around $905 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Helsinki from State of Washington for as low as $742 on momondo.

There are 3 cabin classes available to choose from on State of Washington to Helsinki flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 10% on your flight if you consider stops on a State of Washington to Helsinki flight.

Air Canada and Delta are the most popular carriers operating from Washington to Helsinki-Vantaa

Icelandair, Scandinavian Airlines and Finnair are the top three most popular airlines that fly to Helsinki from State of Washington according to our data. Icelandair is the first choice among our users, with 56% of people opting to fly with this airline when traveling to Helsinki. Keep in mind that there are 4 different airlines that fly to Helsinki on a routine basis, so you have a few additional options to choose from.

As of August 2026, there are 1 flights per day flying from State of Washington to Helsinki. The most common time of day flights depart is 5:00PM, with 100% of flights taking off in the afternoon.

The number of flights available between State of Washington and Helsinki is 10 per week as of August 2026. The most frequent departure day is Fri, with 50% of weekly flights leaving on this day.