Part of the data ring
FlyTime
KMG → SGN

Kunming to Ho Chi Minh City

2h 27mgate to gate

The flight from Kunming Changshui International Airport (KMG) to Tan Son Nhat International Airport (SGN) covers 1,637 km (1,017 miles) and takes approximately 2h 27m gate to gate for a typical jet.

The route heads south on an initial great-circle bearing of 165°, passing near 18.0° N, 104.9° E at its midpoint.

Great-circle strip Plate KMG–SGN
2h 27mGATE TO GATE37m1h 50mKMGKunmingSGNHo Chi Minh City165° SOUTH884 NM04098181,2281,637 km

Bearing 165° south Midpoint 18.0° N, 104.9° E Model 805 km/h + 25 min

SOURCE·OurAirports + great-circle computation·REVIEWED JUL 2026

Flight time2h 27mestimated, gate to gate
Distance1,637km · 1,017 mi
Nautical884nautical miles
Direction165°south

How this is worked out

  1. Take both airports' published coordinates from OurAirports — nothing here is scraped from another flight site.
  2. Great-circle distance by haversine on a mean earth radius of 6,371.0088 km: 1,637 km.
  3. Airborne time = that distance ÷ 805 km/h, a representative jet cruise speed: 2h 02m.
  4. Add a flat 25 minutes for pushback, taxi, climb, descent and taxi-in — the reason a 400 km hop is never half an hour: 2h 27m gate to gate.
  5. Winds, aircraft type and airline schedule padding are not modelled. The cruise-speed table shows how much that assumption is worth.
1,637 km / 805 km/h = 2h 02m airborne
            + 25 min ground = 2h 27m gate to gate

The full model, and what it ignores →

SOURCE·OurAirports + great-circle computation·REVIEWED JUL 2026

The same route, plotted on a world grid

The strip above gives the route its length and its shape. This gives it a position: latitude and longitude only, no coastlines, because a hand-drawn coastline would be decoration pretending to be data. On a flat grid the shortest path looks bent; on a globe it is straight.

KMG SGN

Flight time at different cruise speeds

Aircraft type, winds and routing all move the real number. This is the same distance flown at different speeds, plus the 25-minute ground and climb allowance.

Typical ofCruise speedAirborneGate to gate
Turboprop / regional550 km/h2h 59m3h 24m
Narrowbody jet (A320, 737)780 km/h2h 06m2h 31m
Widebody jet (777, 787, A350)900 km/h1h 49m2h 14m
Private jet (Gulfstream)850 km/h1h 56m2h 21m

Headwinds on an eastbound long-haul routinely add 30–60 minutes; the same route westbound can be quicker. Airlines publish schedules with padding built in.

SOURCE·OurAirports + great-circle computation·REVIEWED JUL 2026

Both airports

KMGSGN
AirportKunming Changshui International AirportTan Son Nhat International Airport
CityKunmingHo Chi Minh City
CountryChinaVietnam
ICAOZPPPVVTS
Coordinates25.1103, 102.936710.8188, 106.652
Elevation6,903 ft33 ft

Every figure on this plate is geometry. The shape of the earth is knowable; the airline's schedule is not.

Questions this plate answers

How long is the flight from Kunming to Ho Chi Minh City?

A non-stop flight from Kunming (KMG) to Ho Chi Minh City (SGN) takes about 2h 27m. The great-circle distance is 1,637 km (1,017 miles, 884 nautical miles), flying south on an initial bearing of 165°.

How far is Kunming from Ho Chi Minh City?

1,637 kilometres in a straight line over the earth's surface — 1,017 miles or 884 nautical miles. Actual flown distance is usually 2–5% longer because aircraft follow airways, avoid weather and route around restricted airspace.

Is there a non-stop flight between KMG and SGN?

This page calculates the direct-line time and distance; it does not track airline schedules. At 1,637 km the route is comfortably within range of a non-stop service if an airline chooses to fly it. Check an airline or booking site for what is actually scheduled.

Airport coordinates from OurAirports (public domain). Distance is a great-circle calculation; flight time uses the model described on the method page. Flight times are great-circle estimates for planning only — always check the airline's published schedule.

See all 10 sites in this family, with what each one answers

Published by

Amit Sharma

Auckland real-estate agent and marketer. Builds free, sourced data tools.