Flights from Washington to Siuntio

Cheapest flights from Washington

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Aug 10 - Fri, Aug 22

IAD

Washington Dulles Intl.

HEL

Vantaa

$452 Roundtrip, found 1 day ago

$452

Roundtrip

found 1 day ago

Select Icelandair flight, departing Sun, Aug 10 from Washington Dulles Intl. to Vantaa, returning Fri, Aug 22, priced at $452 found 1 day ago

Tue, Sep 2 - Tue, Sep 16

IAD

Washington Dulles Intl.

HEL

Vantaa

$458 Roundtrip, found 4 days ago

$458

Roundtrip

found 4 days ago

Select Icelandair flight, departing Tue, Sep 2 from Washington Dulles Intl. to Vantaa, returning Tue, Sep 16, priced at $458 found 4 days ago

Fri, Aug 29 - Fri, Sep 12

IAD

Washington Dulles Intl.

HEL

Vantaa

$461 Roundtrip, found 4 days ago

$461

Roundtrip

found 4 days ago

Select Icelandair flight, departing Fri, Aug 29 from Washington Dulles Intl. to Vantaa, returning Fri, Sep 12, priced at $461 found 4 days ago

Sat, Aug 9 - Thu, Aug 21

IAD

Washington Dulles Intl.

HEL

Vantaa

$500 Roundtrip, found 1 day ago

$500

Roundtrip

found 1 day ago

Select United flight, departing Sat, Aug 9 from Washington Dulles Intl. to Vantaa, returning Thu, Aug 21, priced at $500 found 1 day ago

Mon, Aug 25 - Wed, Sep 10

IAD

Washington Dulles Intl.

HEL

Vantaa

$502 Roundtrip, found 4 days ago

$502

Roundtrip

found 4 days ago

Select Scandinavian Airlines flight, departing Mon, Aug 25 from Washington Dulles Intl. to Vantaa, returning Wed, Sep 10, priced at $502 found 4 days ago

Tue, Sep 2 - Tue, Sep 16

IAD

Washington Dulles Intl.

HEL

Vantaa

$508 Roundtrip, found 4 days ago

$508

Roundtrip

found 4 days ago

Select British Airways flight, departing Tue, Sep 2 from Washington Dulles Intl. to Vantaa, returning Tue, Sep 16, priced at $508 found 4 days ago

Thu, Aug 28 - Thu, Sep 11

IAD

Washington Dulles Intl.

HEL

Vantaa

$516 Roundtrip, found 4 days ago

$516

Roundtrip

found 4 days ago

Select British Airways flight, departing Thu, Aug 28 from Washington Dulles Intl. to Vantaa, returning Thu, Sep 11, priced at $516 found 4 days ago

Thu, Aug 28 - Thu, Sep 11

IAD

Washington Dulles Intl.

HEL

Vantaa

$562 Roundtrip, found 4 days ago

$562

Roundtrip

found 4 days ago

Select Delta flight, departing Thu, Aug 28 from Washington Dulles Intl. to Vantaa, returning Thu, Sep 11, priced at $562 found 4 days ago

Tue, Sep 2 - Tue, Sep 16

IAD

Washington Dulles Intl.

HEL

Vantaa

$626 Roundtrip, found 4 days ago

$626

Roundtrip

found 4 days ago

Select Air Canada flight, departing Tue, Sep 2 from Washington Dulles Intl. to Vantaa, returning Tue, Sep 16, priced at $626 found 4 days ago

Tue, Aug 12 - Tue, Aug 19

BWI

Baltimore Washington Intl. Thurgood Marshall

HEL

Vantaa

$632 Roundtrip, found 1 day ago

$632

Roundtrip

found 1 day ago

Select Icelandair flight, departing Tue, Aug 12 from Baltimore Washington Intl. Thurgood Marshall to Vantaa, returning Tue, Aug 19, priced at $632 found 1 day ago

Thu, Aug 28 - Thu, Sep 11

IAD

Washington Dulles Intl.

HEL

Vantaa

$645 Roundtrip, found 4 days ago

$645

Roundtrip

found 4 days ago

Select Air France flight, departing Thu, Aug 28 from Washington Dulles Intl. to Vantaa, returning Thu, Sep 11, priced at $645 found 4 days ago

Thu, Aug 28 - Thu, Sep 11

IAD

Washington Dulles Intl.

HEL

Vantaa

$676 Roundtrip, found 4 days ago

$676

Roundtrip

found 4 days ago

Select KLM flight, departing Thu, Aug 28 from Washington Dulles Intl. to Vantaa, returning Thu, Sep 11, priced at $676 found 4 days ago

Thu, Aug 28 - Thu, Sep 11

IAD

Washington Dulles Intl.

HEL

Vantaa

$686 Roundtrip, found 4 days ago

$686

Roundtrip

found 4 days ago

Select Turkish Airlines flight, departing Thu, Aug 28 from Washington Dulles Intl. to Vantaa, returning Thu, Sep 11, priced at $686 found 4 days ago

Tue, Sep 2 - Tue, Sep 16

IAD

Washington Dulles Intl.

HEL

Vantaa

$701 Roundtrip, found 4 days ago

$701

Roundtrip

found 4 days ago

Select American Airlines flight, departing Tue, Sep 2 from Washington Dulles Intl. to Vantaa, returning Tue, Sep 16, priced at $701 found 4 days ago

Sat, Aug 30 - Sat, Sep 13

IAD

Washington Dulles Intl.

HEL

Vantaa

$838 Roundtrip, found 4 days ago

$838

Roundtrip

found 4 days ago

Select Austrian Airlines flight, departing Sat, Aug 30 from Washington Dulles Intl. to Vantaa, returning Sat, Sep 13, priced at $838 found 4 days ago

Tue, Aug 12 - Tue, Aug 19

DCA

Ronald Reagan Washington National

HEL

Vantaa

$856 Roundtrip, found 1 day ago

$856

Roundtrip

found 1 day ago

Select American Airlines flight, departing Tue, Aug 12 from Ronald Reagan Washington National to Vantaa, returning Tue, Aug 19, priced at $856 found 1 day ago

Fri, Aug 29 - Fri, Sep 12

IAD

Washington Dulles Intl.

HEL

Vantaa

$930 Roundtrip, found 4 days ago

$930

Roundtrip

found 4 days ago

Select Finnair flight, departing Fri, Aug 29 from Washington Dulles Intl. to Vantaa, returning Fri, Sep 12, priced at $930 found 4 days ago

Fri, Aug 29 - Fri, Sep 12

IAD

Washington Dulles Intl.

HEL

Vantaa

$941 Roundtrip, found 4 days ago

$941

Roundtrip

found 4 days ago

Select Brussels Airlines flight, departing Fri, Aug 29 from Washington Dulles Intl. to Vantaa, returning Fri, Sep 12, priced at $941 found 4 days ago

Tue, Sep 2 - Tue, Sep 16

IAD

Washington Dulles Intl.

HEL

Vantaa

$961 Roundtrip, found 4 days ago

$961

Roundtrip

found 4 days ago

Select TAP Portugal flight, departing Tue, Sep 2 from Washington Dulles Intl. to Vantaa, returning Tue, Sep 16, priced at $961 found 4 days ago

Tue, Aug 12 - Tue, Aug 19

DCA

Ronald Reagan Washington National

HEL

Vantaa

$1,429 Roundtrip, found 1 day ago

$1,429

Roundtrip

found 1 day ago

Select Iberia flight, departing Tue, Aug 12 from Ronald Reagan Washington National to Vantaa, returning Tue, Aug 19, priced at $1,429 found 1 day ago