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ALN to SGN: distance & flight time
Alton/St Louis (St Louis Regional Airport) → Ho Chi Minh City (Tan Son Nhat International Airport)
8,838 mi
14,223 km · 7,680 nm
17h 48m
estimated nonstop flight time
—
time difference · heading north
See live ALN→SGN fares Phone-only fares on this route — call free
Flight time details
8,838 miles nonstop takes roughly 17h 48m 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
- ALN — St Louis Regional Airport · Alton/St Louis, United States
- SGN — Tan Son Nhat International Airport · Ho Chi Minh City, Vietnam
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 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
Near SGN
- VCA · Can Tho International Airport82 mi away
- VKG · Rach Gia Airport119 mi away
- KTI · Kratie Airport122 mi away
- PNH · Phnom Penh International Airport132 mi away
Frequently asked questions
How far is ALN from SGN?
The flight distance from Alton/St Louis (ALN) to Ho Chi Minh City (SGN) is 8,838 miles (14,223 km, 7,680 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ALN to SGN?
A nonstop flight takes about 17h 48m 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 ALN to SGN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ALN–SGN that never appear on search engines, with no booking fees.