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Colorado to Thailand flights take around 18 hours to 22 hours with one connection. The distance from Denver to Thailand sits at roughly 8,685 miles (13,978 kilometers), and all flights require at least one stop. Most travelers fly out of Denver International Airport (DEN), which has daily connecting flights to Thailand (BKK). Connection points typically include Los Angeles, San Francisco, or Seattle. Thailand is +14 hours ahead of Colorado time.
Connecting flights from Colorado to Thailand run about 18 hours to 22 hours. Flying via Los Angeles typically offers the shortest total travel time.
United Airlines and Delta Air Lines operate the most weekly departures from Denver. American Airlines also runs regular service.
Layovers typically last 2 to 4 hours. Longer connections sometimes cost $150 to $300 less.
Thailand is +14 hours ahead of Colorado during standard time.
Plan for connection time at hub airports. Short layovers (under 90 minutes) can get tight if your first flight runs late.
Shoulder season months tend to be cheaper than peak travel periods.
How long is the flight from Colorado to Thailand?
The flight from Colorado to Thailand takes around 18 hours to 22 hours with one connection. Total travel time depends on your layover city and duration. Flights routing through Los Angeles typically fall on the shorter end.
How far is it from Colorado to Thailand?
The distance from Denver to Thailand is approximately 8,685 miles (13,978 kilometers). This long-haul route requires at least one connection.
What is the time difference between Colorado and Thailand?
Thailand is +14 hours ahead of Colorado.
Are there direct flights from Colorado to Thailand?
No, there are no direct flights from Colorado to Thailand as of 2025. All flights require at least one connection, typically through Los Angeles, San Francisco, or Seattle.
Which airlines fly from Colorado to Thailand?
United Airlines, Delta Air Lines, American Airlines, Korean Air, and Japan Airlines operate connecting service from Denver to Thailand. United Airlines has the most weekly departures.
Planning beyond this route? Explore more flight times, distances, and travel durations using our tools below. Start with our Flight Time Calculator to estimate journey times worldwide, or browse average travel times from your departure city using the Colorado Flight Times.