Cheap flights from Trenton, NJ to Helsinki, Finland
Flights starting at $432. Choose between Frontier Airlines, Finnair, or Norwegian to find the best price.
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Tips to know when travelling to Helsinki
Cheapest one-way trip | $432 |
---|---|
Cheapest round-trip | $840 |
Average round-trip | $981 |
Includes rare itinerary | |
Most popular airline | Frontier Airlines |
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The most popular airlines for this route are Frontier Airlines, Finnair, Norwegian, British Airways, and SAS. Trenton and Helsinki have 311 direct flights per week. When you arrive at Helsinki, consider visiting Old Town of Tallinn, and Temppeliaukion Kirkko.
Check-in for a flight from Trenton to Helsinki
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
Frontier Airlines | FFT | F9 | No | Opens 24 days before flight Closes 1 hours before flight |
Finnair | FIN | AY | No | 0 0 |
Norwegian | NAX | DY | No | Opens 24 days before flight Closes 2 hours before flight |
British Airways | BAW | BA | No | 0 0 |
SAS | SAS | SK | No | 0 0 |
Weather in Helsinki
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | -2°C | -5°C |
February | -1°C | -5°C |
March | 0°C | -3°C |
April | 6°C | 1°C |
May | 12°C | 6°C |
June | 17°C | 11°C |
July | 20°C | 14°C |
August | 19°C | 14°C |
September | 15°C | 10°C |
October | 8°C | 5°C |
November | 4°C | 1°C |
December | 0°C | -2°C |
14 day forecast
Frequently asked questions
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Airports near Trenton
- John F. Kennedy International
- Newark Liberty International
- Philadelphia International
- LaGuardia
- Baltimore–Washington International
- New York Stewart International Airport
- Ronald Reagan Washington National
- Long Island MacArthur
- Lehigh Valley International
- Trenton–Mercer