The cheapest times to fly from GDV to SIN are

  • October 22nd to March 18th

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 GDV to SIN is early March. Prices can be as high as $12700 for Tuesday flights during early to mid October, or as low as $5347 for Sunday flights around early March.


When to Fly to Singapore

Flying from Glendive, MT (GDV) to Singapore (SIN) will usually cost between $5924 to $11400 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early March with an average ticket price of $5946. Due to high demand the most expensive time to fly is early to mid October, with an average price of $11800. Planning your trip to low-cost times can easily save you $5854 on economy flights and even more on first-class flights. Generally, any price below $8461 can be considered a good price for a round-trip GDV to SIN flight.

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

GDV to SIN Flight Prices

Compared to other flights, the GDV to SIN flight is more expensive than the average and costs more than the average flight leaving from Glendive. The average price per mile (for a direct flight) is $0.61, which is above average.


Flight Prices by Day of the Week

Sunday is usually the cheapest day to fly to SIN, and Tuesday the cheapest day to fly back into GDV. Tuesdays are the most expensive days to fly to Singapore, and Saturdays are the most expensive days to return to Glendive. Selecting flights on the least expensive days could save you up to $1247 (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 $8057. Return trip prices are from the SIN to GDV 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 GDV to SIN can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 16 hour 34 minutes may be realistic.


Flight Hacking GDV to SIN

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 GDV to SIN — but Champion Traveler does!

Hack #1: Billings, MT (GDV > BIL > SIN)

  • Price for both tickets: $1101
  • Average savings: $7360 (86.99%)

See GDV to BIL flights

Hack #2: Los Angeles, CA (GDV > LAX > SIN)

  • Price for both tickets: $1285
  • Average savings: $7176 (84.81%)

See GDV to LAX flights

Hack #3: Boise, ID (GDV > BOI > SIN)

  • Price for both tickets: $1488
  • Average savings: $6973 (82.41%)

See GDV to BOI flights


Flight Questions Answered

Still have questions about flying from GDV to SIN? We’ve got answers.

Which airlines fly this route?

You can find 8 major airlines flying this route most often: Alaska, American, ANA, Cape Air, Delta, JAL, Singapore Airlines, United, and potentially more during busy seasons.

How far away is it from Singapore Changi International Airport to Dawson Community Airport?

The distance between the two airports is roughly 8660 miles or 13937 kilometers.

How long does it take to fly from GDV to SIN?

The real-world flight time for a nonstop GDV to SIN flight is about 16 hour 34 minutes.

How many flights go between Glendive, MT and Singapore?

It depends on the day of the week and the date, but a typical day might have around 1 available flights from GDV to SIN.


Airport Location Info


Departing Airport

Origination code GDV
Origination airport name Dawson Community Airport
City Glendive, MT
Country the United States
Latitude 47.1
Longitude -104.8

Return Airport

Destination code SIN
Destination airport name Singapore Changi International Airport
City Singapore
Country Singapore
Latitude 1.4
Longitude 104


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.