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CTH to OSF: distance & flight time
Coatesville (Chester County G O Carlson Airport) → Moscow (Ostafyevo International Airport)
4,771 mi
7,679 km · 4,146 nm
9h 49m
estimated nonstop flight time
+7h
time difference · heading northeast
See live CTH→OSF fares Phone-only fares on this route — call free
Flight time details
4,771 miles nonstop takes roughly 9h 49m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time gain when reading arrival times on your ticket.
The two airports
- CTH — Chester County G O Carlson Airport · Coatesville, 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 CTH
- PHL · Philadelphia International Airport34 mi away
- ILG · New Castle Airport25 mi away
- LNS · Lancaster Airport25 mi away
- RDG · Reading Regional Carl A Spaatz Field28 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 CTH from OSF?
The flight distance from Coatesville (CTH) to Moscow (OSF) is 4,771 miles (7,679 km, 4,146 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CTH to OSF?
A nonstop flight takes about 9h 49m 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 Coatesville and Moscow?
Moscow is 7 hours ahead of Coatesville.
What is the cheapest way to fly from CTH to OSF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CTH–OSF that never appear on search engines, with no booking fees.