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OSF to PHL: distance & flight time
Moscow (Ostafyevo International Airport) → Philadelphia (Philadelphia International Airport)
4,759 mi
7,659 km · 4,135 nm
9h 48m
estimated nonstop flight time
-7h
time difference · heading northwest
See live OSF→PHL fares Phone-only fares on this route — call free
Flight time details
4,759 miles nonstop takes roughly 9h 48m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time set-back when reading arrival times on your ticket.
The two airports
- OSF — Ostafyevo International Airport · Moscow, Russia
- PHL — Philadelphia International Airport · Philadelphia, United States
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 OSF
- VKO · Vnukovo International Airport11 mi away
- DME · Domodedovo International Airport17 mi away
- BKA · Bykovo Airport23 mi away
- ZIA · Zhukovsky International Airport25 mi away
Near PHL
- BBX · Wings Field18 mi away
- PNE · Northeast Philadelphia Airport19 mi away
- LLY · South Jersey Regional Airport22 mi away
- NXX · Willow Grove Naval Air Station/Joint Reserve Base23 mi away
Frequently asked questions
How far is OSF from PHL?
The flight distance from Moscow (OSF) to Philadelphia (PHL) is 4,759 miles (7,659 km, 4,135 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSF to PHL?
A nonstop flight takes about 9h 48m 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 Moscow and Philadelphia?
Philadelphia is 7 hours behind Moscow.
What is the cheapest way to fly from OSF to PHL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSF–PHL that never appear on search engines, with no booking fees.