WAS - HEL

$318 Find Cheap Flights from Washington, D.C. to Helsinki - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$357
Typical prices: $495-$892
Scandinavian Airlines
Fri 10/12Sun 10/28
IAD - HEL • 1 stop
Cheapest one-way
$289
Typical prices: $367-$588
Icelandair
Fri 3/2
BWI - HEL • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Washington, D.C. and Helsinki. You'll need to take a connecting flight to reach the destination.
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Top routes
DCA - HEL
Cheapest • 8% average savings
IAD - HEL
Most popular
Insights
Insights
When to book
16 weeks
in advance
Our data shows that travelers who book at least 16 weeks in advance save around 36% compared to booking last minute.
Insights
Insights
When to travel
March
Cheapest • 29% price drop
January
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Paris Charles de Gaulle (CDG)
Cheapest • Avg $573 (round-trip)
Reykjavik Keflavik Intl (KEF)
Shortest trip • 11h 24m (one-way)
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Flight Deals

Cheap Flights from Washington, D.C. to Helsinki (WAS-HEL)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Washington, D.C. to Helsinki

Fri, Feb 19 - Fri, Feb 26
Icelandair Logo
7:40 pm - 1:00 pmIAD  Washington, D.C. Dulles Intl-HEL Helsinki-Vantaa
10h 20m1 stop Reykjavik Keflavik Intl
Icelandair Logo
2:00 pm - 6:30 pmHEL  Helsinki-Vantaa-IAD Washington, D.C. Dulles Intl
11h 30m1 stop Reykjavik Keflavik Intl
$362Icelandair
Sun, Jan 24 - Sat, Feb 27
Icelandair Logo
7:40 pm - 1:00 pmIAD  Washington, D.C. Dulles Intl-HEL Helsinki-Vantaa
10h 20m1 stop Reykjavik Keflavik Intl
Icelandair Logo
2:00 pm - 6:30 pmHEL  Helsinki-Vantaa-IAD Washington, D.C. Dulles Intl
11h 30m1 stop Reykjavik Keflavik Intl
$363Icelandair
Mon, Oct 12 - Wed, Oct 28
Scandinavian Airlines Logo
8:20 pm - 1:30 amIAD  Washington, D.C. Dulles Intl-HEL Helsinki-Vantaa
22h 10m1 stop Kastrup Copenhagen
Scandinavian Airlines Logo
9:00 pm - 6:15 pmHEL  Helsinki-Vantaa-IAD Washington, D.C. Dulles Intl
27h 15m1 stop Kastrup Copenhagen
$363Scandinavian Airlines
Wed, Nov 25 - Thu, Dec 3
Scandinavian Airlines Logo
8:30 pm - 8:20 pmIAD  Washington, D.C. Dulles Intl-HEL Helsinki-Vantaa
16h 50m1 stop Kastrup Copenhagen
Scandinavian Airlines Logo
6:15 am - 5:15 pmHEL  Helsinki-Vantaa-IAD Washington, D.C. Dulles Intl
18h 00m1 stop Kastrup Copenhagen
$376Scandinavian Airlines
Mon, Oct 12 - Wed, Oct 28
Finnair Logo
12:00 pm - 11:00 amDCA  Washington, D.C. Reagan-National-HEL Helsinki-Vantaa
16h 00m1 stop Dallas/Fort Worth
Finnair Logo
12:30 pm - 10:55 pmHEL  Helsinki-Vantaa-DCA Washington, D.C. Reagan-National
16h 25m1 stop Dallas/Fort Worth
$533Finnair
Wed, Oct 28 - Wed, Nov 4
Finnair Logo
5:45 pm - 1:55 pmDCA  Washington, D.C. Reagan-National-HEL Helsinki-Vantaa
14h 10m1 stop New York John F Kennedy Intl
Finnair Logo
12:30 pm - 9:14 pmHEL  Helsinki-Vantaa-DCA Washington, D.C. Reagan-National
15h 44m1 stop Dallas/Fort Worth
$544Finnair
Wed, Oct 7 - Tue, Oct 20
Lufthansa Logo
10:20 pm - 1:35 amIAD  Washington, D.C. Dulles Intl-HEL Helsinki-Vantaa
20h 15m1 stop Munich Franz Josef Strauss
Lufthansa Logo
6:00 am - 7:25 pmHEL  Helsinki-Vantaa-IAD Washington, D.C. Dulles Intl
20h 25m1 stop Munich Franz Josef Strauss
$585Lufthansa
Tue, Dec 1 - Tue, Dec 8
Lufthansa Logo
10:55 pm - 6:45 pmIAD  Washington, D.C. Dulles Intl-HEL Helsinki-Vantaa
12h 50m1 stop Munich Franz Josef Strauss
Lufthansa Logo
7:05 am - 3:55 pmHEL  Helsinki-Vantaa-IAD Washington, D.C. Dulles Intl
15h 50m1 stop Frankfurt am Main
$593Lufthansa
Wed, Oct 28 - Wed, Nov 4
United Airlines Logo
8:10 pm - 6:45 pmDCA  Washington, D.C. Reagan-National-HEL Helsinki-Vantaa
16h 35m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss
United Airlines Logo
12:35 pm - 10:43 pmHEL  Helsinki-Vantaa-DCA Washington, D.C. Reagan-National
17h 08m2 stops Munich Franz Josef Strauss Chicago O'Hare Intl
$602United Airlines
Thu, Oct 8 - Tue, Oct 20
United Airlines Logo
10:20 pm - 6:55 pmIAD  Washington, D.C. Dulles Intl-HEL Helsinki-Vantaa
13h 35m1 stop Munich Franz Josef Strauss
United Airlines Logo
6:00 am - 7:25 pmHEL  Helsinki-Vantaa-IAD Washington, D.C. Dulles Intl
20h 25m1 stop Munich Franz Josef Strauss
$638United Airlines
Booking Insights

Price, demand and travel trends for Washington, D.C. to Helsinki flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Washington, D.C. to Helsinki with more confidence.

How much is a round-trip flight from Washington, D.C. to Helsinki?

Round-trip flights from Washington, D.C. to Helsinki start at $357. Prices are below average for this route right now, with typical round-trip fares ranging from $495 to $892. The lowest price found in the past 5 days was $357 on Scandinavian Airlines.

What is the cheapest Washington, D.C. to Helsinki flight route?

Washington, D.C. Reagan-National Airport (DCA) to Helsinki (HEL) is the cheapest Washington, D.C. to Helsinki route, averaging $588 round-trip. Other Washington, D.C. to Helsinki routes average $687, based on KAYAK data over the past 12 months.

What's the cheapest day of the week to fly from Washington, D.C. to Helsinki?

Monday is the cheapest day of the week to fly from Washington, D.C. to Helsinki, it is 19% cheaper than the average day. Tuesday is the most expensive day with flight prices 10% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from Washington, D.C. to Helsinki?

  • March is the cheapest month to fly from Washington, D.C. to Helsinki at $481 round-trip.
  • June ($1,009) and July ($980) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 109% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from Washington, D.C. to Helsinki the cheapest?

Flights from Washington, D.C. to Helsinki are cheapest 16 weeks before departure. Booking in this window typically costs about 36% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

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Key details for Washington, D.C. to Helsinki flights

Low season

May

Cheapest flight

$289
Best time to beat the crowds but there is an average 12% increase in price.
Most popular time to fly and prices are also 28% lower on average.
Flight from Baltimore to Helsinki

When to book flights from Washington, D.C. to Helsinki

Are your dates flexible? Find out the best times to travel from Washington, D.C. to Helsinki based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Washington, D.C. to Helsinki flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Washington, D.C. to Helsinki?

    Flights from Washington, D.C. to Helsinki may depart from several airports in Washington, D.C. area, including Washington, D.C. Reagan-National (DCA) and Washington, D.C. Dulles Intl (IAD). Flights usually arrive at Helsinki-Vantaa (HEL).

  • What cabin classes can I book on flights from Washington, D.C. to Helsinki?

    Three cabin classes are available on flights from Washington, D.C. to Helsinki:

    • Economy Class
    • Premium Economy Class
    • Business Class

  • Which airports do connecting flights from Washington, D.C. to Helsinki pass through?

    One-stop flights from Washington, D.C. to Helsinki most commonly connect through:

    • Reykjavik Keflavik Intl (KEF) - 45% of one-stop connections
    • Kastrup Copenhagen (CPH) - 23% of one-stop connections
    • Frankfurt am Main (FRA) - 11% of one-stop connections
    • Munich Franz Josef Strauss (MUC) - 7% of one-stop connections

    Reykjavik Keflavik Intl (KEF) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Washington, D.C. to Helsinki?

    Yes. Being flexible with your travel dates can save you up to 27% on the Washington, D.C. to Helsinki route. Monday is the cheapest departure day at $554 round-trip on average, while Tuesday is the most expensive at $749, a difference of $195. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Helsinki?

    Some of the most popular sights in Helsinki are Helsinki City Centre, Helsinki Central Station Square and Esplanadi park. These are among the most viewed places in Helsinki on KAYAK.

  • How expensive are last-minute Washington, D.C. to Helsinki flights?

    Last-minute fares on this route - booked within 2 weeks of departure - run 10% above the route average of $679. Book 16 weeks before departure for the lowest fares.

  • How long is a flight from Washington, D.C. to Helsinki?

    A nonstop flight from Washington, D.C. to Helsinki takes 0h 00m, covering 4,298 miles.

  • Do I need a passport to fly from Washington, D.C. to Helsinki?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How are flight prices from Washington, D.C. to Helsinki looking right now?

    One-way fares from Washington, D.C. to Helsinki are currently lower than usual. Average one-way flight prices are about $382, which is 14% below the typical average for this route.

  • How much time can I save by choosing a different layover airport from Washington, D.C. to Helsinki?

    Flying via Reykjavik Keflavik Intl (KEF) gives the shortest average 1-stop total travel time at 11h 24m, compared with 12h 25m via New York John F Kennedy Intl (JFK) and 13h 25m via Frankfurt am Main (FRA).

  • What is the time difference between Washington, D.C. and Helsinki?

    Helsinki is 7 hours ahead of Washington, D.C. (Eastern European Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Helsinki-Vantaa Airport (HEL)?

    Helsinki-Vantaa Airport (HEL) hosts 5 major car rental companies, with daily rates starting from around $3 for economy cars. Top options include:
    • ADDCAR RENTAL
    • GREEN MOTION
    • Alamo
    • Sixt
    • Europcar

  • How much should I expect to pay for a Washington, D.C. to Helsinki flight?

    Round-trip flights from Washington, D.C. to Helsinki range from $495 to $892, with an average of $679 over the past 12 months. Anything below $495 counts as a good deal.

Your guide to booking Washington, D.C. to Helsinki flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Monday departure instead of Tuesday. On this route, Monday flights average $554 - about $195 less than Tuesday (26% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 16 weeks before you fly. On this route, that window historically saves about 36% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Washington, D.C. to Helsinki trip for March. Fares historically average $481 round-trip in that month - typically $528 less than the most expensive month, which is June (based on the last 12 months).

More options for your flight from Washington, D.C. to Helsinki

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