
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $413 (oojo) |
One-way from | $187 (oojo) |
Popular in | June |
Cheapest in | December |
Average price | $1,031 |
Fly from
Fly to
Route
Depart
Return
BostonHelsinki
BOS - HEL
BOSHEL
Boston Logan Intl
Sat 12/5
5:35 pm-9:15 am
2 stops32h 40m
Helsinki-Vantaa
Sat 12/12
6:15 am-3:40 pm
1 stop16h 25m
BostonHelsinki
BOS - HEL
BOSHEL
Boston Logan Intl
Sun 7/12
8:50 pm-10:30 pm
1 stop18h 40m
Helsinki-Vantaa
Mon 7/20
11:30 pm-6:50 pm
1 stop26h 20m
BostonHelsinki
BOS - HEL
BOSHEL
Boston Logan Intl
Sun 10/11
5:40 pm-12:55 pm
2 stops12h 15m
Helsinki-Vantaa
Thu 10/15
7:15 am-3:35 pm
2 stops15h 20m
BostonHelsinki
BOS - HEL
BOSHEL
Boston Logan Intl
Wed 11/18
6:00 am-6:50 pm
2 stops29h 50m
Helsinki-Vantaa
Wed 11/25
12:45 pm-1:06 am
2 stops19h 21m
BostonHelsinki
BOS - HEL
BOSHEL
Boston Logan Intl
Sun 7/12
8:50 pm-10:30 pm
1 stop18h 40m
Helsinki-Vantaa
Mon 7/27
11:30 pm-6:50 pm
1 stop26h 20m
BostonHelsinki
BOS - HEL
BOSHEL
Boston Logan Intl
Tue 9/1
12:25 pm-1:05 pm
2 stops17h 40m
Helsinki-Vantaa
Sat 9/12
7:15 am-7:08 pm
2 stops18h 53m
BostonHelsinki
BOS - HEL
BOSHEL
Boston Logan Intl
Tue 8/11
1:34 pm-10:35 am
2 stops14h 01m
Helsinki-Vantaa
Tue 8/25
7:00 am-4:13 pm
2 stops16h 13m
BostonHelsinki
BOS - HEL
BOSHEL
Boston Logan Intl
Tue 8/4
4:45 pm-5:40 pm
1 stop17h 55m
Helsinki-Vantaa
Tue 8/11
1:55 pm-1:18 pm
1 stop30h 23m
BostonHelsinki
BOS - HEL
BOSHEL
Boston Logan Intl
Tue 7/21
4:40 pm-1:05 pm
1 stop13h 25m
Helsinki-Vantaa
Thu 7/30
6:25 pm-1:18 pm
1 stop25h 53m
BostonHelsinki
BOS - HEL
BOSHEL
Boston Logan Intl
Tue 8/4
4:45 pm-5:40 pm
1 stop17h 55m
Helsinki-Vantaa
Tue 8/11
6:10 am-4:13 pm
2 stops17h 03m
Currently, September is the cheapest month in which you can book a flight from Boston to Finland (average of $311). Flying from Boston to Finland in June is currently the most expensive (average of $456). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
To ensure you get the cheapest price possible for a flight from Boston to Finland, you should look to book at least 69 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Entertainment
Crew
Comfort
Food
Boarding
Overall
Reviews
Anonymous,May 2026
SEA - KOA
Entertainment
Crew
Comfort
Food
Boarding
Overall
Reviews
Anonymous,May 2026
SEA - KOA
Entertainment
Crew
Comfort
Food
Boarding
Overall
Reviews
Anonymous,May 2026
SEA - KOA
Entertainment
Crew
Comfort
Food
Boarding
Overall
Reviews
Anonymous,May 2026
SEA - KOA
Entertainment
Crew
Comfort
Food
Boarding
Overall
Reviews
Anonymous,May 2026
SEA - KOA
Entertainment
Crew
Comfort
Food
Boarding
Overall
Reviews
Anonymous,May 2026
SEA - KOA
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$331 | Average$557 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$348 | Average$647 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$354 | Average$465 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$366 | Average$612 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$379 | Average$651 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$410 | Average$801 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$430 | Average$913 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$431 | Average$750 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$446 | Average$653 | FlexibilityNo cancel fee | On-time77% |