Distance From Griffith-Merrillville Airport to Suvarnabhumi Airport

The distance from Griffith-Merrillville Airport () to Suvarnabhumi Airport (BKK) is 8588 miles or 13820 kilometers or 7458 nautical miles.

The distance shown below is direct flight distance between airports. Straight-line distance does not account for the surface between the two points. It is the distance a bird or airplane would travel between the two points when flying above the surface. The straight line distance is the direct route between two points, regardless of whether or not there are roads that connect them.

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How long does it take to travel from Griffith ( United States ) to Bangkok ( Thailand )?

A one-way nonstop (direct) flight between Griffith and Bangkok takes around 19 hours 44 minutes.

Estimated flight time from Griffith-Merrillville Airport, Griffith, United States to Suvarnabhumi Airport, Bangkok, Thailand is 19 hours 44 minutes under avarage conditions. Your actual flying time may vary depending on wind direction/speed or weather conditions. This calculation does not include the departure and landing times of the aircraft. In addition, it does not cover the person identity check, ticket check-in and baggage collection times at the airport.

Travel Distance Between the Airports • - BKK

Kilometers		13820 km
Statute Miles		8588 miles
Nautical Miles		7458 nm
Avg. Time of Flight		19 hours 44 minutes

Griffith-Merrillville Airport to Suvarnabhumi Airport Flight Route Map - to BKK Flight Path

Location of Griffith-Merrillville Airport & Suvarnabhumi Airport is given below.
Click the map to view Griffith to Bangkok nonstop flight path and travel direction.

Click to see flight route on Google Map between Griffith, United States and Bangkok, Thailand. .

Nonstop flight route between Griffith, United States and Bangkok, Thailand.

Time Difference Between the Airports • - BKK

Time difference between Griffith (United States) and Bangkok (Thailand) is 13 Hours.
Bangkok time is 13 Hours ahead of Griffith.

Location	Local Time
Griffith (United States)	2025-12-15, 05:53:16 CST
Bangkok (Thailand)	2025-12-15, 18:53:16 +07

Why should you arrive 3 hours before international flight? Flyers who are traveling to an international destination should arrive at the airport earlier than domestic flyers. This is because international flights can have additional check-in requirements, like passport verification, that need to be completed before you receive your boarding pass.

Origin

Griffith-Merrillville Airport ( / ) Griffith, United States

Destination

Suvarnabhumi Airport (BKK / VTBS) Bangkok, Thailand