Flights from Chicago to Helsinki

Cheapest flights from Chicago

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.

Sat, Jun 21 - Wed, Jul 9

ORD

O'Hare Intl.

HEL

Vantaa

$1,075 Roundtrip, found 21 hours ago

$1,075

Roundtrip

found 21 hours ago

Select Delta flight, departing Sat, Jun 21 from O'Hare Intl. to Vantaa, returning Wed, Jul 9, priced at $1,075 found 21 hours ago

Sat, Jun 21 - Fri, Jul 11

ORD

O'Hare Intl.

HEL

Vantaa

$1,142 Roundtrip, found 21 hours ago

$1,142

Roundtrip

found 21 hours ago

Select Delta flight, departing Sat, Jun 21 from O'Hare Intl. to Vantaa, returning Fri, Jul 11, priced at $1,142 found 21 hours ago

Sat, Jun 21 - Sun, Jul 6

ORD

O'Hare Intl.

HEL

Vantaa

$1,195 Roundtrip, found 21 hours ago

$1,195

Roundtrip

found 21 hours ago

Select Delta flight, departing Sat, Jun 21 from O'Hare Intl. to Vantaa, returning Sun, Jul 6, priced at $1,195 found 21 hours ago

Thu, Jun 19 - Wed, Jul 9

ORD

O'Hare Intl.

HEL

Vantaa

$1,246 Roundtrip, found 21 hours ago

$1,246

Roundtrip

found 21 hours ago

Select KLM flight, departing Thu, Jun 19 from O'Hare Intl. to Vantaa, returning Wed, Jul 9, priced at $1,246 found 21 hours ago

Fri, Jun 20 - Sat, Jul 12

ORD

O'Hare Intl.

HEL

Vantaa

$1,275 Roundtrip, found 21 hours ago

$1,275

Roundtrip

found 21 hours ago

Select United flight, departing Fri, Jun 20 from O'Hare Intl. to Vantaa, returning Sat, Jul 12, priced at $1,275 found 21 hours ago

Thu, Jun 19 - Fri, Jul 11

ORD

O'Hare Intl.

HEL

Vantaa

$1,313 Roundtrip, found 21 hours ago

$1,313

Roundtrip

found 21 hours ago

Select KLM flight, departing Thu, Jun 19 from O'Hare Intl. to Vantaa, returning Fri, Jul 11, priced at $1,313 found 21 hours ago

Thu, Jun 19 - Sun, Jul 6

ORD

O'Hare Intl.

HEL

Vantaa

$1,366 Roundtrip, found 21 hours ago

$1,366

Roundtrip

found 21 hours ago

Select KLM flight, departing Thu, Jun 19 from O'Hare Intl. to Vantaa, returning Sun, Jul 6, priced at $1,366 found 21 hours ago

Thu, Jun 19 - Mon, Jul 7

ORD

O'Hare Intl.

HEL

Vantaa

$1,417 Roundtrip, found 21 hours ago

$1,417

Roundtrip

found 21 hours ago

Select KLM flight, departing Thu, Jun 19 from O'Hare Intl. to Vantaa, returning Mon, Jul 7, priced at $1,417 found 21 hours ago

Tue, Jun 17 - Thu, Jul 10

ORD

O'Hare Intl.

HEL

Vantaa

$1,448 Roundtrip, found 21 hours ago

$1,448

Roundtrip

found 21 hours ago

Select Icelandair flight, departing Tue, Jun 17 from O'Hare Intl. to Vantaa, returning Thu, Jul 10, priced at $1,448 found 21 hours ago

Wed, Jun 18 - Thu, Jul 10

ORD

O'Hare Intl.

HEL

Vantaa

$1,449 Roundtrip, found 21 hours ago

$1,449

Roundtrip

found 21 hours ago

Select Icelandair flight, departing Wed, Jun 18 from O'Hare Intl. to Vantaa, returning Thu, Jul 10, priced at $1,449 found 21 hours ago

Thu, Jun 19 - Sat, Jul 12

ORD

O'Hare Intl.

HEL

Vantaa

$1,477 Roundtrip, found 21 hours ago

$1,477

Roundtrip

found 21 hours ago

Select KLM flight, departing Thu, Jun 19 from O'Hare Intl. to Vantaa, returning Sat, Jul 12, priced at $1,477 found 21 hours ago

Tue, Jun 17 - Tue, Jul 8

ORD

O'Hare Intl.

HEL

Vantaa

$1,568 Roundtrip, found 21 hours ago

$1,568

Roundtrip

found 21 hours ago

Select Icelandair flight, departing Tue, Jun 17 from O'Hare Intl. to Vantaa, returning Tue, Jul 8, priced at $1,568 found 21 hours ago

Tue, Jun 17 - Fri, Jul 11

ORD

O'Hare Intl.

HEL

Vantaa

$1,586 Roundtrip, found 21 hours ago

$1,586

Roundtrip

found 21 hours ago

Select Icelandair flight, departing Tue, Jun 17 from O'Hare Intl. to Vantaa, returning Fri, Jul 11, priced at $1,586 found 21 hours ago

Wed, Jun 18 - Fri, Jul 11

ORD

O'Hare Intl.

HEL

Vantaa

$1,587 Roundtrip, found 21 hours ago

$1,587

Roundtrip

found 21 hours ago

Select Icelandair flight, departing Wed, Jun 18 from O'Hare Intl. to Vantaa, returning Fri, Jul 11, priced at $1,587 found 21 hours ago

Tue, Jun 17 - Tue, Jul 8

ORD

O'Hare Intl.

HEL

Vantaa

$1,637 Roundtrip, found 21 hours ago

$1,637

Roundtrip

found 21 hours ago

Select Lufthansa flight, departing Tue, Jun 17 from O'Hare Intl. to Vantaa, returning Tue, Jul 8, priced at $1,637 found 21 hours ago

Tue, Jun 17 - Tue, Jul 8

ORD

O'Hare Intl.

HEL

Vantaa

$1,750 Roundtrip, found 21 hours ago

$1,750

Roundtrip

found 21 hours ago

Select Lufthansa flight, departing Tue, Jun 17 from O'Hare Intl. to Vantaa, returning Tue, Jul 8, priced at $1,750 found 21 hours ago

Tue, Jun 17 - Tue, Jul 8

ORD

O'Hare Intl.

HEL

Vantaa

$1,884 Roundtrip, found 21 hours ago

$1,884

Roundtrip

found 21 hours ago

Select British Airways flight, departing Tue, Jun 17 from O'Hare Intl. to Vantaa, returning Tue, Jul 8, priced at $1,884 found 21 hours ago

Tue, Jun 17 - Tue, Jul 8

ORD

O'Hare Intl.

HEL

Vantaa

$2,150 Roundtrip, found 21 hours ago

$2,150

Roundtrip

found 21 hours ago

Select American Airlines flight, departing Tue, Jun 17 from O'Hare Intl. to Vantaa, returning Tue, Jul 8, priced at $2,150 found 21 hours ago

Tue, Jun 17 - Tue, Jul 8

ORD

O'Hare Intl.

HEL

Vantaa

$2,363 Roundtrip, found 21 hours ago

$2,363

Roundtrip

found 21 hours ago

Select Finnair flight, departing Tue, Jun 17 from O'Hare Intl. to Vantaa, returning Tue, Jul 8, priced at $2,363 found 21 hours ago

Tue, Jun 17 - Tue, Jul 8

ORD

O'Hare Intl.

HEL

Vantaa

$3,388 Roundtrip, found 21 hours ago

$3,388

Roundtrip

found 21 hours ago

Select United flight, departing Tue, Jun 17 from O'Hare Intl. to Vantaa, returning Tue, Jul 8, priced at $3,388 found 21 hours ago