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SIR to EWR: distance & flight time
Sion (Sion Airport) → Newark (Newark Liberty International Airport)
3,921 mi
6,310 km · 3,407 nm
8h 9m
estimated nonstop flight time
-6h
time difference · heading northwest
See live SIR→EWR fares Phone-only fares on this route — call free
Flight time details
3,921 miles nonstop takes roughly 8h 9m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time set-back when reading arrival times on your ticket.
The two airports
- SIR — Sion Airport · Sion, Switzerland
- EWR — Newark Liberty International Airport · Newark, 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 SIR
- AOT · Aosta Airport33 mi away
- QLS · Lausanne-Blécherette Airport41 mi away
- ZIN · Interlaken Air Base41 mi away
- MVV · Megève Airport43 mi away
Near EWR
- LGA · La Guardia Airport17 mi away
- JFK · John F Kennedy International Airport21 mi away
- LDJ · Linden Airport7 mi away
- JRB · Downtown-Manhattan/Wall St Heliport8 mi away
Frequently asked questions
How far is SIR from EWR?
The flight distance from Sion (SIR) to Newark (EWR) is 3,921 miles (6,310 km, 3,407 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SIR to EWR?
A nonstop flight takes about 8h 9m 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 SIR to EWR?
Nonstop service on SIR–EWR 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 8h 9m nonstop estimate.
What is the time difference between Sion and Newark?
Newark is 6 hours behind Sion.
What is the cheapest way to fly from SIR to EWR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SIR–EWR that never appear on search engines, with no booking fees.
Why are some SIR to EWR fares phone-only?
Consolidator contracts let us sell certain SIR–EWR 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.