Distance From Rex Ranch Airport to Don Mueang International Airport

The distance from Rex Ranch Airport () to Don Mueang International Airport (DMK) is 8401 miles or 13520 kilometers or 7296 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 Montello ( United States ) to Bangkok ( Thailand )?

A one-way nonstop (direct) flight between Montello and Bangkok takes around 19 hours 18 minutes.

Estimated flight time from Rex Ranch Airport, Montello, United States to Don Mueang International Airport, Bangkok, Thailand is 19 hours 18 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 • - DMK

Kilometers		13520 km
Statute Miles		8401 miles
Nautical Miles		7296 nm
Avg. Time of Flight		19 hours 18 minutes

Rex Ranch Airport to Don Mueang International Airport Flight Route Map - to DMK Flight Path

Location of Rex Ranch Airport & Don Mueang International Airport is given below.
Click the map to view Montello to Bangkok nonstop flight path and travel direction.

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

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

Time Difference Between the Airports • - DMK

Time difference between Montello (United States) and Bangkok (Thailand) is 12 Hours.
Bangkok time is 12 Hours ahead of Montello.

Location	Local Time
Montello (United States)	2026-06-19, 14:06:19 CDT
Bangkok (Thailand)	2026-06-20, 02:06:19 +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

Rex Ranch Airport ( / 6WI9) Montello, United States

Destination

Don Mueang International Airport (DMK / VTBD) Bangkok, Thailand