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HAN to ALN: distance & flight time
Hanoi (Noi Bai International Airport) → Alton/St Louis (St Louis Regional Airport)
8,159 mi
13,130 km · 7,090 nm
16h 28m
estimated nonstop flight time
—
time difference · heading north
See live HAN→ALN fares Phone-only fares on this route — call free
Flight time details
8,159 miles nonstop takes roughly 16h 28m gate to gate, flying north. 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
- HAN — Noi Bai International Airport · Hanoi, Vietnam
- 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 HAN
- HPH · Cat Bi International Airport65 mi away
- SQH · Na-San Airport114 mi away
- NEU · Sam Neua Airport125 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 HAN from ALN?
The flight distance from Hanoi (HAN) to Alton/St Louis (ALN) is 8,159 miles (13,130 km, 7,090 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HAN to ALN?
A nonstop flight takes about 16h 28m 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 HAN to ALN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HAN–ALN that never appear on search engines, with no booking fees.