$487 Cheap Flights from Denver (DEN) to Singapore (SIN)

View $487 flight on Mon, Oct 27, 2025Opens in a new window

Popular airlines from Denver Intl. Airport (DEN) to Singapore Changi Airport (SIN)

Cheap Flights from Denver to Singapore (DEN-SIN)

Prices were available within the past 7 days and start at $487 for one-way flights and $866 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Thu, Oct 23 - Thu, Oct 30
DEN
Denver
SIN
Singapore
$866 Roundtrip, found 2 hours ago
$866
Roundtrip
found 2 hours ago
Select Air Canada flight, departing Thu, Oct 23 from Denver to Singapore, returning Thu, Oct 30, priced at $866 found 2 hours ago
Singapore Airlines
Mon, Sep 15 - Tue, Sep 30
DEN
Denver
SIN
Singapore
$930 Roundtrip, found 5 hours ago
$930
Roundtrip
found 5 hours ago
Select Singapore Airlines flight, departing Mon, Sep 15 from Denver to Singapore, returning Tue, Sep 30, priced at $930 found 5 hours ago
All Nippon Airways
Tue, Apr 21 - Wed, May 6
DEN
Denver
SIN
Singapore
$959 Roundtrip, found 2 hours ago
$959
Roundtrip
found 2 hours ago
Select All Nippon Airways flight, departing Tue, Apr 21 from Denver to Singapore, returning Wed, May 6, priced at $959 found 2 hours ago
Turkish Airlines
Tue, Jan 6 - Thu, Jan 22
DEN
Denver
SIN
Singapore
$973 Roundtrip, found 5 hours ago
$973
Roundtrip
found 5 hours ago
Select Turkish Airlines flight, departing Tue, Jan 6 from Denver to Singapore, returning Thu, Jan 22, priced at $973 found 5 hours ago
China Eastern Airlines
Fri, Nov 28 - Sun, Dec 21
DEN
Denver
SIN
Singapore
$1,029 Roundtrip, found 4 hours ago
$1,029
Roundtrip
found 4 hours ago
Select China Eastern Airlines flight, departing Fri, Nov 28 from Denver to Singapore, returning Sun, Dec 21, priced at $1,029 found 4 hours ago
American Airlines
Fri, Aug 29 - Mon, Sep 8
DEN
Denver
SIN
Singapore
$1,096 Roundtrip, just found
$1,096
Roundtrip
just found
Select American Airlines flight, departing Fri, Aug 29 from Denver to Singapore, returning Mon, Sep 8, priced at $1,096 just found
Japan Airlines
Thu, Apr 23 - Fri, May 8
DEN
Denver
SIN
Singapore
$1,111 Roundtrip, found 2 hours ago
$1,111
Roundtrip
found 2 hours ago
Select Japan Airlines flight, departing Thu, Apr 23 from Denver to Singapore, returning Fri, May 8, priced at $1,111 found 2 hours ago
United
Mon, Sep 1 - Wed, Sep 3
DEN
Denver
SIN
Singapore
$1,125 Roundtrip, just found
$1,125
Roundtrip
just found
Select United flight, departing Mon, Sep 1 from Denver to Singapore, returning Wed, Sep 3, priced at $1,125 just found
Delta
Tue, May 5 - Wed, May 20
DEN
Denver
SIN
Singapore
$1,139 Roundtrip, found 2 hours ago
$1,139
Roundtrip
found 2 hours ago
Select Delta flight, departing Tue, May 5 from Denver to Singapore, returning Wed, May 20, priced at $1,139 found 2 hours ago
Korean Air
Tue, May 5 - Wed, May 20
DEN
Denver
SIN
Singapore
$1,145 Roundtrip, found 2 hours ago
$1,145
Roundtrip
found 2 hours ago
Select Korean Air flight, departing Tue, May 5 from Denver to Singapore, returning Wed, May 20, priced at $1,145 found 2 hours ago

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

October is typically the cheapest month to fly

From $836 - $1,373 per traveler.

Graph displaying average flight prices per month

Flights from Denver (DEN) to Singapore (SIN)
Origin airport
Denver Intl.
Destination airport
Changi
Airlines serving
Air Canada, Air France, All Nippon Airways, American Airlines, Asiana Airlines, British Airways, Cathay Pacific, Delta, Finnair, Japan Airlines, KLM, Korean Air, Lufthansa, Qantas Airways, Qatar Airways, STARLUX Airlines, Singapore Airlines, Swiss International Air Lines, Turkish Airlines, United
Roundtrip price
$866
Distance
9062 mi

Denver to Singapore Flights

The cheapest times to fly from Denver to Singapore

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Denver to Singapore are during the month of October. You can find some of the cheapest flights from Denver to Singapore with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Denver to Singapore

Sunday is one of the best days to book for cheap flights from Denver to Singapore: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Denver to Singapore

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Denver to Singapore in 2025. You can also book with separate airlines for your outbound and return journeys, from $487 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Denver to Singapore flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Denver to Singapore airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Denver Intl. Airport (DEN) to Changi Airport (SIN) cost?
Discover the latest flight deals from DEN to SIN by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from DEN to SIN?
The cheapest flights from DEN to SIN are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from DEN to SIN?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from DEN to SIN. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Denver Intl. Airport (DEN) to Changi Airport (SIN)?
You'll have to hop on a flight with a layover if you're traveling from Denver Intl. Airport (DEN) to Changi Airport (SIN). Direct flights don't operate daily on this route. However, just filter your search to include one or more stops to discover the best option for your trip.
What day of the week has the most flights from DEN to SIN?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Denver Intl. Airport (DEN) to Changi Airport (SIN)?
To touch down at Changi Airport (SIN) on schedule, opt for a flight that takes off from Denver Intl. Airport (DEN) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Denver Intl. Airport (DEN) to Changi Airport (SIN) last-minute?
Holding off until just before your trip to book your flight from DEN to SIN generally means paying more. While you might find some last-minute offers, there's no guarantee. Be flexible with your itinerary for the best chance of landing a bargain.
Is it cheaper to book a DEN to SIN flight and hotel package?
You'll typically save money by booking a DEN to SIN flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. Once you've chosen your preferred accommodations and flights, consider adding extras like car rentals, activities and tours.
Can I cancel or change the date of my flight from Denver Intl. Airport (DEN) to Changi Airport (SIN)?
Usually, it's possible to cancel or reschedule your DEN to SIN flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find further details on our Customer Service portal.

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