
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $359 (CrystalTravel) |
One-way from | $351 (Mytrip) |
Popular in | June |
Cheapest in | February |
Average price | $534 |
Fly from
Fly to
Route
Depart
Return
Price
Washington, D.C.Helsinki
IAD - HEL
IADHEL
Washington, D.C. Dulles Intl
Thu 11/13
7:40 pm-12:55 pm
1 stop10h 15m
Helsinki-Vantaa
Fri 11/21
1:55 pm-6:30 pm
1 stop11h 35m
BaltimoreHelsinki
BWI - HEL
BWIHEL
Baltimore/Washington
Fri 11/28
7:40 pm-12:55 pm
1 stop10h 15m
Helsinki-Vantaa
Thu 12/4
1:55 pm-6:40 pm
1 stop11h 45m
BaltimoreHelsinki
BWI - HEL
BWIHEL
Baltimore/Washington
Fri 1/9
7:40 pm-12:55 pm
1 stop10h 15m
Helsinki-Vantaa
Thu 1/22
1:55 pm-6:40 pm
1 stop11h 45m
BaltimoreHelsinki
BWI - HEL
BWIHEL
Baltimore/Washington
Sat 3/28
11:35 pm-2:00 pm
1 stop31h 25m
Helsinki-Vantaa
Fri 4/3
3:00 pm-7:25 pm
1 stop11h 25m
Washington, D.C.Helsinki
IAD - HEL
IADHEL
Washington, D.C. Dulles Intl
Thu 12/4
7:40 pm-12:55 pm
1 stop10h 15m
Helsinki-Vantaa
Tue 12/9
1:55 pm-6:30 pm
1 stop11h 35m
Washington, D.C.Helsinki
IAD - HEL
IADHEL
Washington, D.C. Dulles Intl
Tue 12/2
7:40 pm-12:55 pm
1 stop10h 15m
Helsinki-Vantaa
Thu 12/11
1:55 pm-6:30 pm
1 stop11h 35m
Washington, D.C.Helsinki
IAD - HEL
IADHEL
Washington, D.C. Dulles Intl
Fri 11/28
7:40 pm-12:55 pm
1 stop10h 15m
Helsinki-Vantaa
Fri 12/5
1:55 pm-6:30 pm
1 stop11h 35m
Washington, D.C.Helsinki
IAD - HEL
IADHEL
Washington, D.C. Dulles Intl
Fri 11/28
7:40 pm-12:55 pm
1 stop10h 15m
Helsinki-Vantaa
Sun 12/7
1:55 pm-6:30 pm
1 stop11h 35m
Washington, D.C.Helsinki
IAD - HEL
IADHEL
Washington, D.C. Dulles Intl
Thu 4/2
8:30 pm-2:00 pm
1 stop10h 30m
Helsinki-Vantaa
Mon 4/6
3:00 pm-7:20 pm
1 stop11h 20m
Washington, D.C.Helsinki
IAD - HEL
IADHEL
Washington, D.C. Dulles Intl
Wed 3/11
12:30 pm-10:40 am
2 stops16h 10m
Helsinki-Vantaa
Wed 3/18
8:55 pm-6:15 pm
2 stops27h 20m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
The best time to book flights from Washington, D.C. to Helsinki is 90 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Currently, February is the cheapest month in which you can book a flight from Washington, D.C. to Helsinki (average of $322). Flying from Washington, D.C. to Helsinki in June is currently the most expensive (average of $582). 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.
When flying from Washington, D.C. to Helsinki, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 29% versus a flight in the afternoon.
Copenhagen (CPH) – chosen by Cheapflights users on 50% of 1-stop itineraries from Washington, D.C. to Helsinki on Cheapflights.
Reykjavik (KEF) is the most affordable 1-stop option, with an average round-trip price of $459.
Flights via Reykjavik (KEF) have the shortest average one-way travel time for 1-stop routes: 10h 21m.
Flights via Reykjavik (KEF) offer the fastest connection on this route, with an average layover time of 1h 02m.
Entertainment
Boarding
Comfort
Food
Overall
Crew
Reviews
Anonymous,May 2025
ATL - CPH
Entertainment
Boarding
Comfort
Food
Overall
Crew
Reviews
Anonymous,May 2025
ATL - CPH
Entertainment
Boarding
Comfort
Food
Overall
Crew
Reviews
Anonymous,May 2025
ATL - CPH
Entertainment
Boarding
Comfort
Food
Overall
Crew
Reviews
Anonymous,May 2025
ATL - CPH
Entertainment
Boarding
Comfort
Food
Overall
Crew
Reviews
Anonymous,May 2025
ATL - CPH
Entertainment
Boarding
Comfort
Food
Overall
Crew
Reviews
Anonymous,May 2025
ATL - CPH
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$355 | Average$514 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$423 | Average$555 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$491 | Average$774 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$501 | Average$781 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$527 | Average$726 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$529 | Average$697 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$535 | Average$737 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$580 | Average$872 | FlexibilityNo cancel fee | On-time71% |