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CTH to ZEM: distance & flight time
Coatesville (Chester County G O Carlson Airport) → Eastmain River (Eastmain River Airport)
856 mi
1,377 km · 743 nm
2h 20m
estimated nonstop flight time
Same time
time difference · heading north
See live CTH→ZEM fares Phone-only fares on this route — call free
Flight time details
856 miles nonstop takes roughly 2h 20m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- CTH — Chester County G O Carlson Airport · Coatesville, United States
- ZEM — Eastmain River Airport · Eastmain River, Canada
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 ZEM
- YKQ · Waskaganish Airport53 mi away
- YNC · Wemindji Airport56 mi away
- YGL · La Grande Rivière Airport102 mi away
- YNS · Nemiscau Airport108 mi away
Frequently asked questions
How far is CTH from ZEM?
The flight distance from Coatesville (CTH) to Eastmain River (ZEM) is 856 miles (1,377 km, 743 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CTH to ZEM?
A nonstop flight takes about 2h 20m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from CTH to ZEM?
Nonstop service on CTH–ZEM depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 2h 20m nonstop estimate.
What is the cheapest way to fly from CTH to ZEM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CTH–ZEM that never appear on search engines, with no booking fees.
Why are some CTH to ZEM fares phone-only?
Consolidator contracts let us sell certain CTH–ZEM tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.