Washington (IAD) to Helsinki (HEL) flight deal in economy from $390

Extremely Rare Availability
3% of dates checked are available within 10% of the lowest price

Sunday, December 6th, 2026

8 round-trip options

Returning
Fri, Dec 11, 20265 Day Trip
$612 USD
Returning
Sat, Dec 12, 20266 Day Trip
$606 USD
Returning
Sun, Dec 13, 20267 Day Trip
$606 USD
Returning
Mon, Dec 14, 20268 Day Trip
$606 USD
Returning
Tue, Dec 15, 20269 Day Trip
$643 USD
Returning
Wed, Dec 16, 202610 Day Trip
$643 USD
Returning
Thu, Dec 17, 202611 Day Trip
$690 USD
Returning
Fri, Dec 18, 202612 Day Trip
$1,044 USD