The cheapest times to fly from DEN to UTP are

  • May 28th to June 24th
  • September 3rd to September 23rd
  • October 22nd to March 4th (except the week of December 24th)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from DEN to UTP is mid to late November. Prices can be as high as $8261 for Saturday flights during early to mid July, or as low as $3802 for Sunday flights around mid to late November.


When to Fly to Pattaya City

Flying from Denver, CO (DEN) to Utapao (UTP) will usually cost between $4729 to $6560 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid to late November with an average ticket price of $4855. Due to high demand the most expensive time to fly is early to mid July, with an average price of $6264. Planning your trip to low-cost times can easily save you $1409 on economy flights and even more on first-class flights. Generally, any price below $5491 can be considered a good price for a round-trip DEN to UTP flight.

See below for a graph of average weekly prices for the DEN to UTP route. All prices are for round-trip tickets in USD.

DEN to UTP Flight Prices

Compared to other flights, the DEN to UTP flight is more expensive than the average and costs more than the average flight leaving from Denver. The average price per mile (for a direct flight) is $0.4, which is a bit above average.


Flight Prices by Day of the Week

Sunday is usually the cheapest day to fly to UTP, and Monday the cheapest day to fly back into DEN. Saturdays are the most expensive days to fly to Pattaya City, and Tuesdays are the most expensive days to return to Denver. Selecting flights on the least expensive days could save you up to $800 (13%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Sunday and returning a week later will cost an average of $5081. Return trip prices are from the UTP to DEN flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from DEN to UTP can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 16 hour 11 minutes may be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is a nonstop flight from DEN to UTP while comparing.

Destination alternative #1: Suvarnabhumi International Airport (BKK) in Bangkok

  • 71 miles (114 km) away from UTP
  • Usually 81.36% less expensive than UTP
  • 1-layover flights available

See DEN to BKK flights


Flight Hacking DEN to UTP

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from DEN to UTP — but Champion Traveler does!

Hack #1: Phuket (DEN > HKT > UTP)

  • Price for both tickets: $1050
  • Average savings: $4442 (80.89%)

See DEN to HKT flights

Hack #2: Kuala Lumpur (DEN > KUL > UTP)

  • Price for both tickets: $1162
  • Average savings: $4330 (78.85%)

See DEN to KUL flights

Hack #3: Chiang Mai (DEN > CNX > UTP)

  • Price for both tickets: $1209
  • Average savings: $4283 (77.99%)

See DEN to CNX flights


Flight Questions Answered

Still have questions about flying from DEN to UTP? We’ve got answers.

Which airlines fly this route?

You can find 14 major airlines flying this route most often: Aeroflot, ANA, Bangkok Airways, British Airways, China Southern, Emirates, Etihad, JAL, Lufthansa, Qatar Airways, Singapore Airlines, SWISS, Turkish Airlines, United, and potentially more during busy seasons.

How far away is it from U-Tapao Pattaya International Airport to Denver International Airport?

The distance between the two airports is roughly 8448 miles or 13596 kilometers.

How long does it take to fly from DEN to UTP?

The real-world flight time for a nonstop DEN to UTP flight is about 16 hour 11 minutes.

How many flights go between Denver, CO and Utapao?

It depends on the day of the week and the date, but a typical day might have around 5 available flights from DEN to UTP.


Airport Location Info


Departing Airport

Origination code DEN
Origination airport name Denver International Airport
City Denver, CO
Country the United States
Latitude 39.9
Longitude -104.7

Return Airport

Destination code UTP
Destination airport name U-Tapao Pattaya International Airport
City Utapao
Country Thailand
Latitude 12.7
Longitude 101


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.