DEL
New Delhi
India
6,256 km
3,887 miles
SIR
Sion
Switzerland
Distance
6,256 km
3,887 mi / 3,378 nm
Est. Flight Time
8h
Long-haul route
Time Difference
-4.5h
Asia/Kolkata
Heading
309°
northwest

Airport Comparison

DEL SIR
Airport Name Indira Gandhi International Airport Sion Airport
IATA Code DEL SIR
ICAO Code VIDP LSGS
City New Delhi Sion
Country India Switzerland
Timezone Asia/Kolkata Europe/Zurich
Elevation 777 ft 1,585 ft
Coordinates 28.570000, 77.100000 46.220000, 7.330000

New Delhi (DEL) to Sion (SIR) Flight Distance

The flight distance from Indira Gandhi International Airport (DEL) in New Delhi, India to Sion Airport (SIR) in Sion, Switzerland is 6,256 kilometers (3,887 miles / 3,378 nautical miles). The estimated flight time for this route is approximately 8h, flying northwest at a heading of 309°.

This is a long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

This is an international route connecting India with Switzerland. It is an intercontinental flight between Asia and Europe. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 02:56 in New Delhi, it's 22:26 in Sion. The 4.5-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

The return flight from Sion (SIR) to New Delhi (DEL) follows a heading of 82° (east). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Indira Gandhi International Airport (DEL) and Sion Airport (SIR) 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.