SOF
Sofia
Bulgaria
8,656 km
5,379 miles
XWA
Williston
United States
Distance
8,656 km
5,379 mi / 4,674 nm
Est. Flight Time
11h
Long-haul route
Time Difference
-8h
Europe/Sofia
Heading
327°
north northwest

Airport Comparison

SOF XWA
Airport Name Sofia Airport Williston Basin International Airport
IATA Code SOF XWA
ICAO Code LBSF KXWA
City Sofia Williston
Country Bulgaria United States
Timezone Europe/Sofia America/Chicago
Elevation 1,742 ft 2,356 ft
Coordinates 42.700000, 23.410000 48.260000, -103.750000

Sofia (SOF) to Williston (XWA) Flight Distance

The flight distance from Sofia Airport (SOF) in Sofia, Bulgaria to Williston Basin International Airport (XWA) in Williston, United States is 8,656 kilometers (5,379 miles / 4,674 nautical miles). The estimated flight time for this route is approximately 11h, flying north northwest at a heading of 327°.

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

Time zone information: When it's 18:52 in Sofia, it's 10:52 in Williston. 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.

The return flight from Williston (XWA) to Sofia (SOF) follows a heading of 37° (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 Sofia Airport (SOF) and Williston Basin International Airport (XWA) detail pages, or use our flight duration calculator to compare other routes.

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