Part of the data ring
FlyTime
FRA → IAH

Frankfurt am Main to Houston

10h 51mgate to gate

The flight from Frankfurt Main Airport (FRA) to George Bush Intercontinental Airport (IAH) covers 8,402 km (5,221 miles) and takes approximately 10h 51m gate to gate for a typical jet.

The route heads north-west on an initial great-circle bearing of 300°, passing near 53.2° N, 54.1° W at its midpoint.

Great-circle strip Plate FRA–IAH
10h 51mGATE TO GATE2h 43m8h 09mFRAFrankfurt am MainIAHHouston300° NORTH-WEST4,537 NM02,1014,2016,3028,402 km

Bearing 300° north-west Midpoint 53.2° N, 54.1° W Model 805 km/h + 25 min

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

Flight time10h 51mestimated, gate to gate
Distance8,402km · 5,221 mi
Nautical4,537nautical miles
Direction300°north-west

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: 8,402 km.
  3. Airborne time = that distance ÷ 805 km/h, a representative jet cruise speed: 10h 26m.
  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: 10h 51m 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.
8,402 km / 805 km/h = 10h 26m airborne
            + 25 min ground = 10h 51m 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.

FRA IAH

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/h15h 17m15h 42m
Narrowbody jet (A320, 737)780 km/h10h 46m11h 12m
Widebody jet (777, 787, A350)900 km/h9h 20m9h 45m
Private jet (Gulfstream)850 km/h9h 53m10h 18m

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

FRAIAH
AirportFrankfurt Main AirportGeorge Bush Intercontinental Airport
CityFrankfurt am MainHouston
CountryGermanyUnited States
ICAOEDDFKIAH
Coordinates50.0267, 8.558429.9844, -95.3414
Elevation364 ft97 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 Frankfurt am Main to Houston?

A non-stop flight from Frankfurt am Main (FRA) to Houston (IAH) takes about 10h 51m. The great-circle distance is 8,402 km (5,221 miles, 4,537 nautical miles), flying north-west on an initial bearing of 300°.

How far is Frankfurt am Main from Houston?

8,402 kilometres in a straight line over the earth's surface — 5,221 miles or 4,537 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 FRA and IAH?

This page calculates the direct-line time and distance; it does not track airline schedules. At 8,402 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.

What should I expect on a 10h 51m 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.

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.