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

Friday, December 18th, 2026

6 round-trip options

Returning
Wed, Dec 23, 20265 Day Trip
$1,073 USD
Returning
Thu, Dec 24, 20266 Day Trip
$1,044 USD
Returning
Fri, Dec 25, 20267 Day Trip
$1,122 USD
Returning
Sat, Dec 26, 20268 Day Trip
$1,197 USD
Returning
Thu, Dec 31, 202613 Day Trip
$1,073 USD
Returning
Fri, Jan 1, 202714 Day Trip
$1,582 USD