CHC
Christchurch
New Zealand
10,697 km
6,647 miles
SYA
Shemya
United States
Distance
10,697 km
6,647 mi / 5,776 nm
Est. Flight Time
14h
Ultra-long-haul route
Time Difference
-23h
Pacific/Auckland
Heading
north

Airport Comparison

CHC SYA
Airport Name Christchurch International Airport Eareckson Air Station
IATA Code CHC SYA
ICAO Code NZCH PASY
City Christchurch Shemya
Country New Zealand United States
Timezone Pacific/Auckland America/Adak
Elevation 123 ft 98 ft
Coordinates -43.490000, 172.530000 52.700000, 174.100000

Christchurch (CHC) to Shemya (SYA) Flight Distance

The flight distance from Christchurch International Airport (CHC) in Christchurch, New Zealand to Eareckson Air Station (SYA) in Shemya, United States is 10,697 kilometers (6,647 miles / 5,776 nautical miles). The estimated flight time for this route is approximately 14h, flying north at a heading of 1°.

This is an ultra-long-haul route, one of the longest in aviation. It requires wide-body aircraft with extended range capability such as the Airbus A350-900ULR or Boeing 777-200LR. Passengers should prepare for an extended flight with multiple meal services.

This is an international route connecting New Zealand with United States. It is an intercontinental flight between Oceania and North America. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 03:29 in Christchurch, it's 04:29 in Shemya. With a 23-hour time difference, travelers should plan for significant jet lag. It typically takes one day per hour of time difference to fully adjust.

The return flight from Shemya (SYA) to Christchurch (CHC) follows a heading of 181° (south). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Christchurch International Airport (CHC) and Eareckson Air Station (SYA) detail pages, or use our flight duration calculator to compare other routes.

Calculate Flight Time Between Airports

Use our flight time calculator to find distances and estimated flight travel times between cities. Calculate flight duration for any airport pair worldwide.