Cheap Flights from Denver (DEN) to Singapore (SIN)

View AU$743 flight on Tue, 17 Feb. 2026Opens in a new window

Popular airlines from Denver International Airport (DEN) to Changi Airport (SIN)

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Cheap Flights from Denver (DEN) to Singapore (SIN)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Thu, 25 Sep. - Tue, 30 Sep.
DEN
Denver
SIN
Singapore
AU$1,337 Return, found 5 days ago
AU$1,337
Return
found 5 days ago
Select Air Canada flight, departing Thu, 25 Sep. from Denver to Singapore, returning Tue, 30 Sep., priced at AU$1,337 found 5 days ago
Air Canada
Fri, 26 Sep. - Tue, 30 Sep.
DEN
Denver
SIN
Singapore
AU$1,345 Return, found 2 days ago
AU$1,345
Return
found 2 days ago
Select Air Canada flight, departing Fri, 26 Sep. from Denver to Singapore, returning Tue, 30 Sep., priced at AU$1,345 found 2 days ago
Air Canada
Fri, 26 Sep. - Tue, 30 Sep.
DEN
Denver
SIN
Singapore
AU$1,365 Return, found 2 days ago
AU$1,365
Return
found 2 days ago
Select Air Canada flight, departing Fri, 26 Sep. from Denver to Singapore, returning Tue, 30 Sep., priced at AU$1,365 found 2 days ago
American Airlines
Thu, 25 Sep. - Tue, 30 Sep.
DEN
Denver
SIN
Singapore
AU$1,439 Return, found 5 days ago
AU$1,439
Return
found 5 days ago
Select American Airlines flight, departing Thu, 25 Sep. from Denver to Singapore, returning Tue, 30 Sep., priced at AU$1,439 found 5 days ago
Singapore Airlines
Thu, 25 Sep. - Tue, 30 Sep.
DEN
Denver
SIN
Singapore
AU$1,513 Return, found 5 days ago
AU$1,513
Return
found 5 days ago
Select Singapore Airlines flight, departing Thu, 25 Sep. from Denver to Singapore, returning Tue, 30 Sep., priced at AU$1,513 found 5 days ago
Turkish Airlines
Thu, 11 Sep. - Thu, 18 Sep.
DEN
Denver
SIN
Singapore
AU$1,526 Return, found 3 days ago
AU$1,526
Return
found 3 days ago
Select Turkish Airlines flight, departing Thu, 11 Sep. from Denver to Singapore, returning Thu, 18 Sep., priced at AU$1,526 found 3 days ago
All Nippon Airways
Thu, 11 Sep. - Thu, 18 Sep.
DEN
Denver
SIN
Singapore
AU$1,655 Return, found 3 days ago
AU$1,655
Return
found 3 days ago
Select All Nippon Airways flight, departing Thu, 11 Sep. from Denver to Singapore, returning Thu, 18 Sep., priced at AU$1,655 found 3 days ago
American Airlines
Thu, 25 Sep. - Tue, 30 Sep.
DEN
Denver
SIN
Singapore
AU$1,677 Return, found 5 days ago
AU$1,677
Return
found 5 days ago
Select American Airlines flight, departing Thu, 25 Sep. from Denver to Singapore, returning Tue, 30 Sep., priced at AU$1,677 found 5 days ago
Japan Airlines
Thu, 25 Sep. - Tue, 30 Sep.
DEN
Denver
SIN
Singapore
AU$1,706 Return, found 5 days ago
AU$1,706
Return
found 5 days ago
Select Japan Airlines flight, departing Thu, 25 Sep. from Denver to Singapore, returning Tue, 30 Sep., priced at AU$1,706 found 5 days ago
United
Thu, 11 Sep. - Thu, 18 Sep.
DEN
Denver
SIN
Singapore
AU$1,732 Return, found 3 days ago
AU$1,732
Return
found 3 days ago
Select United flight, departing Thu, 11 Sep. from Denver to Singapore, returning Thu, 18 Sep., priced at AU$1,732 found 3 days ago

Find the cheapest month to fly from Denver (DEN) to Singapore (SIN)

September is typically the cheapest month to fly

From AU$1,283 - AU$2,360 per traveller.

Graph displaying average flight prices per month

Flight from Denver to Singapore route information
Origin airport
Denver Intl.
Destination airport
Changi
Return price
AU$1,337
Distance
14500 km

Your quick guide to flights from Denver to Singapore

Pick up great flights from Denver to Singapore

With Expedia, you have your pick of flights a day with 20 airlines covering flights from Denver to Singapore. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Denver to Singapore that take around hours.

Find cheap flights from Denver to Singapore

From the great flight deals with prices currently ranging from AU$1,337 to AU$1,732, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Denver to Singapore around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Singapore is normally in September.

Reasons to book your flight from Denver to Singapore with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Denver to Singapore across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Singapore right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Frequently asked questions

How much is a flight from DEN to Changi Airport (SIN)?
Round-trip tickets from Denver Intl. Airport (DEN) to Singapore Airport start from AU$1,337. This price is based on fares offered within the last 7 days on Expedia for flights departing within the next year — book ASAP so you don't miss out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Denver Airport to Singapore Airport?
Every airline has its own set of terms and conditions. If you decide to cancel your holiday, visit our Customer Service Portal.
How do I find cheap flights from Denver Intl. Airport (DEN) to SIN that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Denver Airport to Changi Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from DEN to SIN?
The distance is around 14 600 kilometres. Eye mask? Check. Warm clothes? Check. You'll need to pack all the travel comforts for this long-haul Denver to Singapore flight.
Which airlines fly direct from DIA airport to Changi Airport (SIN)?
Right now, no airlines offer direct flights from Denver Intl. Airport (DEN) to Changi Airport (SIN). You'll have to book a flight with one or more stops. To score the best connections and price, lock in your fare ahead of time.
Are DIA airport to Singapore Airport flight tickets cheaper when they're purchased at the last minute?
It is possible to pick up amazing last-minute deals from Denver Intl. Airport (DEN) to Singapore Airport, but it can also be hit-or-miss. As many airlines release prices up to a year in advance, it's worth keeping an eye on fares early and being ready to book when you spot a bargain. Expedia compares air carrier prices and updates flight deals often, so you can rest assured you're always seeing the latest offers.

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