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Cheap Flights from Washington D.C. (IAD) to Helsinki (HEL)

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      Travellers and cabin class, 1 Adult, Economy

      Compare Washington Dulles to Helsinki Vantaa flight deals

      Find the cheapest month or even day of the year to fly to Helsinki Vantaa

      Book the best Helsinki Vantaa fare with no extra fees

      Flight deals from Washington Dulles to Helsinki Vantaa

      Looking for a cheap last-minute deal or the best return flight from Washington Dulles Airport to Helsinki Vantaa Airport? If you want to travel next month, return fares start from $639. Find the lowest prices on one-way and return tickets right here.
      Helsinki.$564 per passenger.Departing Sat, 28 Nov, returning Sat, 5 Dec.Return flight with Icelandair.Outbound indirect flight with Icelandair, departs from Washington Dulles on Sat, 28 Nov, arriving in Helsinki Vantaa.Inbound indirect flight with Icelandair, departs from Helsinki Vantaa on Sat, 5 Dec, arriving in Washington Dulles.Price includes taxes and charges.From $564, select.
      Helsinki.$564 per passenger.Departing Mon, 26 Oct, returning Sat, 31 Oct.Return flight with Icelandair.Outbound indirect flight with Icelandair, departs from Washington Dulles on Mon, 26 Oct, arriving in Helsinki Vantaa.Inbound indirect flight with Icelandair, departs from Helsinki Vantaa on Sat, 31 Oct, arriving in Washington Dulles.Price includes taxes and charges.From $564, select.
      Helsinki.$564 per passenger.Departing Fri, 4 Dec, returning Fri, 11 Dec.Return flight with Icelandair.Outbound indirect flight with Icelandair, departs from Washington Dulles on Fri, 4 Dec, arriving in Helsinki Vantaa.Inbound indirect flight with Icelandair, departs from Helsinki Vantaa on Fri, 11 Dec, arriving in Washington Dulles.Price includes taxes and charges.From $564, select.
      Helsinki.$564 per passenger.Departing Mon, 26 Oct, returning Mon, 2 Nov.Return flight with Icelandair.Outbound indirect flight with Icelandair, departs from Washington Dulles on Mon, 26 Oct, arriving in Helsinki Vantaa.Inbound indirect flight with Icelandair, departs from Helsinki Vantaa on Mon, 2 Nov, arriving in Washington Dulles.Price includes taxes and charges.From $564, select.
      Helsinki.$565 per passenger.Departing Wed, 18 Nov, returning Wed, 25 Nov.Return flight with Icelandair.Outbound indirect flight with Icelandair, departs from Washington Dulles on Wed, 18 Nov, arriving in Helsinki Vantaa.Inbound indirect flight with Icelandair, departs from Helsinki Vantaa on Wed, 25 Nov, arriving in Washington Dulles.Price includes taxes and charges.From $565, select.
      Helsinki.$567 per passenger.Departing Mon, 7 Sep, returning Wed, 16 Sep.Return flight with Scandinavian Airlines.Outbound indirect flight with Scandinavian Airlines, departs from Washington Dulles on Mon, 7 Sep, arriving in Helsinki Vantaa.Inbound indirect flight with Scandinavian Airlines, departs from Helsinki Vantaa on Wed, 16 Sep, arriving in Washington Dulles.Price includes taxes and charges.From $567, select.
      Helsinki.$567 per passenger.Departing Mon, 24 Aug, returning Tue, 8 Sep.Return flight with Scandinavian Airlines.Outbound indirect flight with Scandinavian Airlines, departs from Washington Dulles on Mon, 24 Aug, arriving in Helsinki Vantaa.Inbound indirect flight with Scandinavian Airlines, departs from Helsinki Vantaa on Tue, 8 Sep, arriving in Washington Dulles.Price includes taxes and charges.From $567, select.
      Helsinki.$568 per passenger.Departing Mon, 22 Feb, returning Mon, 1 Mar.Return flight with Scandinavian Airlines.Outbound indirect flight with Scandinavian Airlines, departs from Washington Dulles on Mon, 22 Feb, arriving in Helsinki Vantaa.Inbound indirect flight with Scandinavian Airlines, departs from Helsinki Vantaa on Mon, 1 Mar, arriving in Washington Dulles.Price includes taxes and charges.From $568, select.
      Helsinki.$574 per passenger.Departing Mon, 14 Sep, returning Sat, 10 Oct.Return flight with Icelandair.Outbound indirect flight with Icelandair, departs from Washington Dulles on Mon, 14 Sep, arriving in Helsinki Vantaa.Inbound indirect flight with Icelandair, departs from Helsinki Vantaa on Sat, 10 Oct, arriving in Washington Dulles.Price includes taxes and charges.From $574, select.
      Helsinki.$577 per passenger.Departing Wed, 20 Jan, returning Wed, 27 Jan.Return flight with Scandinavian Airlines.Outbound indirect flight with Scandinavian Airlines, departs from Washington Dulles on Wed, 20 Jan, arriving in Helsinki Vantaa.Inbound indirect flight with Scandinavian Airlines, departs from Helsinki Vantaa on Wed, 27 Jan, arriving in Washington Dulles.Price includes taxes and charges.From $577, select.
      Helsinki.$577 per passenger.Departing Thu, 4 Feb, returning Thu, 11 Feb.Return flight with Scandinavian Airlines.Outbound indirect flight with Scandinavian Airlines, departs from Washington Dulles on Thu, 4 Feb, arriving in Helsinki Vantaa.Inbound indirect flight with Scandinavian Airlines, departs from Helsinki Vantaa on Thu, 11 Feb, arriving in Washington Dulles.Price includes taxes and charges.From $577, select.
      Helsinki.$577 per passenger.Departing Thu, 4 Mar, returning Thu, 11 Mar.Return flight with Scandinavian Airlines.Outbound indirect flight with Scandinavian Airlines, departs from Washington Dulles on Thu, 4 Mar, arriving in Helsinki Vantaa.Inbound indirect flight with Scandinavian Airlines, departs from Helsinki Vantaa on Thu, 11 Mar, arriving in Washington Dulles.Price includes taxes and charges.From $577, select.
      Helsinki.$577 per passenger.Departing Tue, 6 Apr, returning Tue, 13 Apr.Return flight with Scandinavian Airlines.Outbound indirect flight with Scandinavian Airlines, departs from Washington Dulles on Tue, 6 Apr, arriving in Helsinki Vantaa.Inbound indirect flight with Scandinavian Airlines, departs from Helsinki Vantaa on Tue, 13 Apr, arriving in Washington Dulles.Price includes taxes and charges.From $577, select.
      Helsinki.$639 per passenger.Departing Sat, 22 Aug, returning Wed, 26 Aug.Return flight with Scandinavian Airlines.Outbound indirect flight with Scandinavian Airlines, departs from Washington Dulles on Sat, 22 Aug, arriving in Helsinki Vantaa.Inbound indirect flight with Scandinavian Airlines, departs from Helsinki Vantaa on Wed, 26 Aug, arriving in Washington Dulles.Price includes taxes and charges.From $639, select.
      Helsinki.$671 per passenger.Departing Thu, 24 Dec, returning Wed, 3 Feb.Return flight with Scandinavian Airlines.Outbound indirect flight with Scandinavian Airlines, departs from Washington Dulles on Thu, 24 Dec, arriving in Helsinki Vantaa.Inbound indirect flight with Scandinavian Airlines, departs from Helsinki Vantaa on Wed, 3 Feb, arriving in Washington Dulles.Price includes taxes and charges.From $671, select.
      Helsinki.$681 per passenger.Departing Mon, 25 Jan, returning Mon, 1 Feb.Return flight with Scandinavian Airlines.Outbound indirect flight with Scandinavian Airlines, departs from Washington Dulles on Mon, 25 Jan, arriving in Helsinki Vantaa.Inbound indirect flight with Scandinavian Airlines, departs from Helsinki Vantaa on Mon, 1 Feb, arriving in Washington Dulles.Price includes taxes and charges.From $681, select.

      Find the cheapest month to fly from Washington Dulles to Helsinki Vantaa

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Washington Dulles to Helsinki Vantaa flights are currently cheapest in October.
      Jul
      from $1,373
      Aug
      from $639
      Sep
      from $567
      Oct
      from $564
      Nov
      from $565
      Dec
      from $564
      Jan
      from $577
      Feb
      from $577
      Mar
      from $577
      Apr
      from $577
      May
      Find prices
      Jun
      from $1,388

      Washington Dulles to Helsinki Vantaa: Alternative routes

      Compare routes from Washington Dulles to Helsinki below. You may find an airport to fly into that's cheaper, faster, or easier than Helsinki Vantaa.

      Helsinki Vantaa

      17km from central Helsinki
      ClosestCheapest
      from $564
      Search flights

      Washington D.C. to Helsinki: Flight information

      The things to know before you go.
      Cheapest flight found$564
      Cheapest month to flyOctober

      Finding cheap flights from Washington Dulles to Helsinki Vantaa: Frequently asked questions

      The best price we found for a return flight from Washington Dulles to Helsinki Vantaa is $564. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      Currently, there are no airlines that fly direct from Washington Dulles to Helsinki Vantaa. But we found flights with one or more stops from $564.
      As of July 2026, there are no flights flying from Washington Dulles to Helsinki Vantaa.
      The cheapest month to fly from Washington Dulles to Helsinki Vantaa is usually October.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Washington Dulles Airport to Helsinki Vantaa Airport on Monday, 26 October 2026.
      No airlines currently offer direct flights between Washington Dulles Airport and Helsinki Vantaa Airport. Most routes have one or more stops.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Helsinki Vantaa but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Helsinki is around 40 days in advance, so don’t leave your flight to the last minute.

      Currently, Icelandair offers the cheapest flight tickets to Helsinki Vantaa.

      Flying from Washington Dulles Airport (IAD) to Helsinki Vantaa Airport (HEL): what you need to know

      • Helsinki's timezone is UTC+2, making Helsinki seven hours ahead of Washington DC.

      • Your IAD to HEL flight won't wait if you're running late, so get to the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're travelling internationally.

      • You'll likely experience bigger queues in popular months such as July. Arriving up to four hours in advance for international flights and two hours for domestic departures will give you ample time for security and boarding.

      • Consider adding a stopover when booking your ticket from Washington Dulles Airport to Helsinki Vantaa Airport. Simply uncheck 'Direct flights only' to break up your journey, or perhaps explore a new destination along the way. Here's where you can stop between IAD and HEL:

        • London Heathrow Airport

        • Copenhagen Airport

        • Reykjavik Keflavik Airport

      How to find the cheapest flights from Washington Dulles Airport (IAD) to Helsinki Vantaa Airport (HEL)

      • The lowest price we've found for a one-way Washington Dulles Airport to Helsinki Vantaa Airport flight is $466. A return ticket is currently $564. Depending on the availability and when you book, these fares can change.

      • Don't wait until the last moment. You're more likely to get cheap tickets from IAD to HEL if you book in advance. Airlines often have some fantastic early bird deals.

      • Getting cheap flights from Washington Dulles Airport to Helsinki Vantaa Airport is easier if you can be flexible with your trip dates. Use the 'Whole month' function to see the lowest fares throughout the month and land a great deal.

      • Save time looking for cheap flights from IAD to HEL by setting up a Price Alert. You'll get an email or push notification on the app when a lower fare pops up.

      • Choose your preferred departure and arrival times, number of stops and airlines with the filters. Or sort your results by 'Cheapest' to see the best deals on flights from Washington Dulles Airport to Helsinki Vantaa Airport.

      Handy information about Washington Dulles Airport (IAD)

      • IAD is located at 1 Saarinen Circle.

      • 77% of flights taking off from Washington Dulles Airport reach their destination on schedule.

      • To get to Washington Dulles Airport from central Washington DC, it takes about 45 minutes by car. Of course, this depends on traffic. It's approximately 40 kilometres from the airport to the city centre.

      • Catching public transport? Expect a trip time of around 1 hour 10 minutes.

      • Need a convenient hotel near IAD? If you've booked an early flight from Washington Dulles Airport to Helsinki Vantaa Airport, these accommodation options will put you moments from your check-in counter:

      Arriving at Helsinki Vantaa Airport (HEL)

      When to fly to Helsinki Vantaa Airport (HEL)

      • September is the busiest month for flights from Washington Dulles Airport to Helsinki Vantaa Airport. To steer clear of the crowds, head to Helsinki in March.

      • The warmest month in Helsinki is July, with temperatures ranging between 12ºC (54ºF) and 26ºC (79ºF). Lock in your flights from Washington Dulles Airport to Helsinki Vantaa Airport in this month if you like this kind of weather.

      • Search for cheap tickets from IAD to HEL in January if you'd rather travel during cooler conditions. Temperatures are at their lowest around then, ranging between -12ºC (10ºF) and 3ºC (37ºF) on average.

      Explore more of Finland

      • Helsinki has plenty going for it, but there are so many other corners of Finland waiting to be discovered. Around 16 kilometres west of Helsinki, a visit to Espoo will keep your itinerary busy. Don't miss top attractions like Nuuksio Park, Nuuksio National Park and EMMA - Espoo Museum of Modern Art.

      • Tampere is another favourite destination in Finland and is around 161 kilometres north-west of Helsinki. No journey is complete without seeing Pyynikki Observation Tower, The Natural History Museum and Pyynikki Nature Reserve.

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      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.