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IAH to OSF: distance & flight time
Houston (George Bush Intercontinental Houston Airport) → Moscow (Ostafyevo International Airport)
5,908 mi
9,508 km · 5,134 nm
12h 3m
estimated nonstop flight time
+8h
time difference · heading northeast
See live IAH→OSF fares Phone-only fares on this route — call free
Flight time details
5,908 miles nonstop takes roughly 12h 3m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time gain when reading arrival times on your ticket.
The two airports
- IAH — George Bush Intercontinental Houston Airport · Houston, United States
- OSF — Ostafyevo International Airport · Moscow, Russia
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 IAH
- DWH · David Wayne Hooks Memorial Airport14 mi away
- IWS · West Houston Airport23 mi away
- AAP · Andrau Airpark23 mi away
- HOU · William P Hobby Airport24 mi away
Near OSF
- VKO · Vnukovo International Airport11 mi away
- DME · Domodedovo International Airport17 mi away
- BKA · Bykovo Airport23 mi away
- ZIA · Zhukovsky International Airport25 mi away
Frequently asked questions
How far is IAH from OSF?
The flight distance from Houston (IAH) to Moscow (OSF) is 5,908 miles (9,508 km, 5,134 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IAH to OSF?
A nonstop flight takes about 12h 3m 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 time difference between Houston and Moscow?
Moscow is 8 hours ahead of Houston.
What is the cheapest way to fly from IAH to OSF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IAH–OSF that never appear on search engines, with no booking fees.