Part of the data ring
FlyTime
MIA → SIN

Miami to Singapore

21h 29mgate to gate

The flight from Miami International Airport (MIA) to Singapore Changi Airport (SIN) covers 16,962 km (10,539 miles) and takes approximately 21h 29m gate to gate for a typical jet.

The route heads north on an initial great-circle bearing of 351°, passing near 75.1° N, 137.4° E at its midpoint.

Great-circle strip Plate MIA–SIN
21h 29mGATE TO GATE5h 22m16h 07mMIAMiamiSINSingapore351° NORTH9,159 NM04,2408,48112,72116,962 km

Bearing 351° north Midpoint 75.1° N, 137.4° E Model 805 km/h + 25 min

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

Flight time21h 29mestimated, gate to gate
Distance16,962km · 10,539 mi
Nautical9,159nautical miles
Direction351°north

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: 16,962 km.
  3. Airborne time = that distance ÷ 805 km/h, a representative jet cruise speed: 21h 04m.
  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: 21h 29m 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.
16,962 km / 805 km/h = 21h 04m airborne
            + 25 min ground = 21h 29m 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.

MIA SIN

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/h30h 50m31h 16m
Narrowbody jet (A320, 737)780 km/h21h 45m22h 10m
Widebody jet (777, 787, A350)900 km/h18h 51m19h 16m
Private jet (Gulfstream)850 km/h19h 57m20h 22m

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

MIASIN
AirportMiami International AirportSingapore Changi Airport
CityMiamiSingapore
CountryUnited StatesSingapore
ICAOKMIAWSSS
Coordinates25.796, -80.28981.3502, 103.994
Elevation8 ft22 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 Miami to Singapore?

A non-stop flight from Miami (MIA) to Singapore (SIN) takes about 21h 29m. The great-circle distance is 16,962 km (10,539 miles, 9,159 nautical miles), flying north on an initial bearing of 351°.

How far is Miami from Singapore?

16,962 kilometres in a straight line over the earth's surface — 10,539 miles or 9,159 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 MIA and SIN?

This page calculates the direct-line time and distance; it does not track airline schedules. At 16,962 km the route is at the extreme end of what any airliner can fly non-stop, so a connection is likely. Check an airline or booking site for what is actually scheduled.

What should I expect on a 21h 29m flight?

Anything past six hours is a long-haul flight: expect at least one meal service, a significant time-zone shift, and enough sitting that circulation and hydration start to matter. Cabin altitude, dry air and disrupted sleep do more damage to a training routine than the flight itself.

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.

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Published by

Amit Sharma

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