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Flights from St Louis to Helsinki
There are no direct flights from St Louis to Helsinki. The fastest way is one stop via Chicago or London, about 12h 28m door to door (34 connections a week on current schedules).
No direct flights · 6 connection options From 12h 28m
St Louis to Helsinki at a glance
Fastest journey12h 28mVia Chicago, on current schedules
Nonstop flightsNoneConnect via Chicago or London
Best ways to fly from St Louis to Helsinki
Ranked by how easy the connection is: one airline or alliance first (bags and connection protected), then the quickest self-transfer options.
1Search
STL Chicago (ORD) HEL
Leg 1: American Airlines, United Airlines, GoJet Airlines · Leg 2: Finnair
Wed17:45 STL18:58 ORD2h 47m connection21:45 ORD14:13 HELUnited Airlines + Finnair
2Search
STL London (LHR) HEL
Leg 1: British Airways · Leg 2: Finnair
Sun22:45 STL12:31 LHR3h 59m connection16:30 LHR21:08 HELBritish Airways + Finnair
3Search
STL Seattle (SEA) HEL
Leg 1: Alaska Airlines, Southwest Airlines · Leg 2: Finnair
Mon15:00 STL17:09 SEA1h 36m connection18:45 SEA14:04 HELAlaska Airlines + Finnair
Connections are computed from flights actually flown over the last 8 weeks, with at least 45 minutes to change on one airline and 2 hours on separate tickets. Times are local. The search shows live itineraries and exact times.
Good to know
- Distance
- 7,549 km4,688 miles
- Journey time
- 12h 28mon current schedules
- Time difference
- +8hHelsinki vs St Louis
- Currency in Helsinki
- EUR
- Airports
- STL → HEL
Flights from St Louis to Helsinki: questions answered
Are there direct flights from St Louis to Helsinki?
No. There is no nonstop service, so you will connect, most easily in Chicago, London and Seattle. Some connections are on one airline or alliance, so your bags and connection are protected on a single ticket.
How long is the flight from St Louis to Helsinki?
With one connection the journey usually takes around 12h 28m, depending on the layover. The straight-line distance is 7,549 km.
Where do you change planes between St Louis and Helsinki?
The best connecting points are Chicago (ORD), London (LHR), Seattle (SEA) and Frankfurt (FRA). Compare one-ticket itineraries with self-transfer options in the search.
Which airports serve St Louis and Helsinki?
St Louis: St. Louis Lambert International Airport (STL). Helsinki: Helsinki Vantaa Airport (HEL).
What is the time difference between St Louis and Helsinki?
Helsinki is 8 hours ahead of St Louis.





