Cheap flights from Allentown, PA to Helsinki, Finland

Flights starting at $332. Choose between Allegiant Air, Finnair, or SAS to find the best price.

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Book your trip to arrive at Helsinki, Helsinki - Huopalahti, Helsinki Train Station, or Helsinki-Pasila. The most popular airlines for this route are Allegiant Air, Finnair, SAS, Norwegian, and Frontier Airlines. Allentown and Helsinki have 166 direct flights per week. When you arrive at Helsinki, consider visiting Old Town of Tallinn, and Temppeliaukion Kirkko.

Check-in for a flight from Allentown to Helsinki

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
Allegiant AirAAYG4NoOpens 24 days before flight
Closes 1 hours before flight
FinnairFINAYNo0
0
SASSASSKNo0
0
NorwegianNAXDYNoOpens 24 days before flight
Closes 2 hours before flight
Frontier AirlinesFFTF9NoOpens 24 days before flight
Closes 1 hours before flight

Weather in Helsinki

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January-2°C-5°C
February-1°C-5°C
March0°C-3°C
April6°C1°C
May12°C6°C
June17°C11°C
July20°C14°C
August19°C14°C
September15°C10°C
October8°C5°C
November4°C1°C
December0°C-2°C
Hottest Month
20°C
July
Coldest month
-5°C
January
Sunny days
231
days per year
Snow days
27
days per year

14 day forecast

Friday
22 Mar
93%
1°C0°C
29 Mar
6°C3°C
Saturday
23 Mar
85%
2°C1°C
30 Mar
8°C4°C
Sunday
24 Mar
86%
2°C-2°C
31 Mar
9°C3°C
Monday
25 Mar
65%
1°C-1°C
1 Apr
7°C3°C
Tuesday
26 Mar
85%
1°C-2°C
2 Apr
89%
5°C4°C
Wednesday
27 Mar
0°C-2°C
3 Apr
3°C0°C
Thursday
28 Mar
4°C0°C
4 Apr
77%
1°C-2°C

Frequently asked questions

What are the most popular routes to and from Allentown?
What are the most popular routes to and from Helsinki?
What airports are near Allentown?
What airports are near Helsinki?
Is it possible to combine flights, buses, and trains in one itinerary when traveling between Allentown and Helsinki?
What is Virtual Interlining and how do I use it?
Which airlines fly between Allentown and Helsinki?
When's the best time to travel between Allentown and Helsinki?
What flights operate between Allentown and Helsinki?
How many airports are there near Allentown?
How many airports are there near Helsinki?
What time do nonstop (direct) flights between Allentown and Helsinki depart?
What time do nonstop (direct) flights between Allentown and Helsinki arrive?
What time do flights between Allentown and Helsinki depart?
What time do flights between Allentown and Helsinki arrive?

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