Need help booking?
Unpublished phone-only deals available
HEM to ALN: distance & flight time
Helsinki (Helsinki Malmi Airport) → Alton/St Louis (St Louis Regional Airport)
4,669 mi
7,515 km · 4,058 nm
9h 37m
estimated nonstop flight time
—
time difference · heading northwest
See live HEM→ALN fares Phone-only fares on this route — call free
Flight time details
4,669 miles nonstop takes roughly 9h 37m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- HEM — Helsinki Malmi Airport · Helsinki, Finland
- ALN — St Louis Regional Airport · Alton/St Louis, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near HEM
- HEL · Helsinki Vantaa Airport5 mi away
- HYV · Hyvinkää Airfield28 mi away
- TLL · Lennart Meri Tallinn Airport59 mi away
- QLF · Lahti Vesivehmaa Airport65 mi away
Near ALN
- STL · St Louis Lambert International Airport20 mi away
- BLV · Scott AFB/Midamerica Airport26 mi away
- SUS · Spirit of St Louis Airport36 mi away
- SPI · Abraham Lincoln Capital Airport69 mi away
Frequently asked questions
How far is HEM from ALN?
The flight distance from Helsinki (HEM) to Alton/St Louis (ALN) is 4,669 miles (7,515 km, 4,058 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HEM to ALN?
A nonstop flight takes about 9h 37m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the cheapest way to fly from HEM to ALN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HEM–ALN that never appear on search engines, with no booking fees.