The flight distance from Houari Boumediene Airport (ALG) in Algiers, Algeria to Helena Regional Airport (HLN) in Helena, United States is 8,727 kilometers (5,423 miles / 4,712 nautical miles). The estimated flight time for this route is approximately 11h, flying northwest at a heading of 321°.

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 Algeria with United States. It is an intercontinental flight between Africa and North America. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 02:23 in Algiers, it's 18:23 in Helena. With a 8-hour time difference, travelers should plan for significant jet lag. It typically takes one day per hour of time difference to fully adjust.

There is a significant elevation difference of 3,795 feet between the two airports. Helena Regional Airport sits higher than Houari Boumediene Airport.

The return flight from Helena (HLN) to Algiers (ALG) follows a heading of 48° (northeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Houari Boumediene Airport (ALG) and Helena Regional Airport (HLN) detail pages, or use our flight duration calculator to compare other routes.