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$410+ Cheap flights from Denver (DEN) to Singapore (SIN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/11. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SIN
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheapflights Tip: The best prices from Denver Intl to Singapore Changi are usually found in September or February, booked 4 days in advance, depart on a Tuesday or Sunday and return on a Wednesday

Cheap flight deals from Denver to Singapore

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Singapore (SIN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 29, 2025.

Round-trip from

$856
(Air Canada)

One-way from

$410
(Trip.com)

Popular in

August

Cheapest in

September

Average price

$1,317
From Denver Intl to Singapore Changi
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One-way flight from Denver Intl to Singapore Changi
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Highest demand for flights based on searches. 9% potential increase in price ($141 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($69 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Denver to Singapore

Cheapest flights from Denver to Singapore
Explore the most affordable flight options available from Denver to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This Air Canada deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/17:26 pmDEN - SIN
2 stops46h 29mAir Canada
Sun 11/910:00 amSIN - DEN
2 stops37h 53mAir Canada
Deal found 7/28$856
This FlightHub deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/37:50 pmDEN - SIN
1 stop32h 05mTurkish Airlines
Mon 10/1311:10 pmSIN - DEN
1 stop32h 45mTurkish Airlines
Deal found 7/27$885
This Cheapflightsfares deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/221:35 pmDEN - SIN
2 stops27h 05mANA
Tue 9/26:15 amSIN - DEN
1 stop19h 50mANA
Deal found 7/27$923
This Gurufare deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/16:30 amDEN - SIN
2 stops32h 55mChina Eastern
Sat 11/812:25 amSIN - DEN
2 stops32h 44mChina Eastern
Deal found 7/28$925
This American Airlines deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/227:20 amDEN - SIN
2 stops27h 00mAmerican Airlines
Tue 9/301:55 amSIN - DEN
2 stops23h 13mAmerican Airlines
Deal found 7/28$939

Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver to Singapore that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 29, 2025.
Use the filters below to find and compare flights from Denver to Singapore that are best for you.

Fly from

Denver

Fly to

Singapore

Route

Depart

Return

Price

DenverSingapore

DEN - SIN

DENSIN

Denver Intl

Sat 11/1

7:26 pm-7:55 am

2 stops46h 29m

Singapore Changi

Sun 11/9

10:00 am-5:44 pm

1 stop22h 44m

$856

DenverSingapore

DEN - SIN

DENSIN

Denver Intl

Fri 10/3

7:50 pm-5:55 pm

1 stop32h 05m

Singapore Changi

Mon 10/13

11:10 pm-5:55 pm

1 stop32h 45m

$885

DenverSingapore

DEN - SIN

DENSIN

Denver Intl

Sat 11/1

6:30 am-5:25 am

2 stops32h 55m

Singapore Changi

Sat 11/8

12:25 am-6:09 pm

2 stops32h 44m

$925

DenverSingapore

DEN - SIN

DENSIN

Denver Intl

Fri 8/22

1:35 pm-6:40 am

2 stops27h 05m

Singapore Changi

Tue 9/2

11:05 am-10:27 pm

2 stops25h 22m

$929

DenverSingapore

DEN - SIN

DENSIN

Denver Intl

Sun 1/25

9:15 am-6:40 am

2 stops30h 25m

Singapore Changi

Sat 1/31

2:20 am-12:29 pm

2 stops25h 09m

$936

DenverSingapore

DEN - SIN

DENSIN

Denver Intl

Thu 9/11

8:05 am-7:10 pm

1 stop21h 05m

$410

DenverSingapore

DEN - SIN

DENSIN

Denver Intl

Mon 9/22

7:16 am-12:20 am

2 stops27h 04m

$460

DenverSingapore

DEN - SIN

DENSIN

Denver Intl

Thu 11/20

8:03 am-7:55 am

2 stops32h 52m

$485

DenverSingapore

DEN - SIN

DENSIN

Denver Intl

Wed 1/7

8:07 am-6:40 am

2 stops31h 33m

$564

DenverSingapore

DEN - SIN

DENSIN

Denver Intl

Fri 10/3

9:23 pm-5:35 pm

1 stop30h 12m

$569

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Showing 1-10 of 13 results
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Best time to book a flight from Denver to Singapore

Have a flexible travel schedule? Discover the best time to fly to Singapore from Denver with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Denver to Singapore

How far ahead should I book a flight from Denver to Singapore?

Use this chart to determine the optimal time to book a round-trip flight from Denver to Singapore. Price data was last updated on July 25, 2025.

The best time to book flights from Denver to Singapore is 4 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Denver to Singapore?

Currently, October is the cheapest month in which you can book a flight from Denver to Singapore (average of $995). Flying from Denver to Singapore in December is currently the most expensive (average of $1,679). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DEN to SIN?

Find hourly flight availability from Denver to Singapore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

One of the essential ways to save on airfare from Denver to Singapore is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 23% on airfare.

What’s the top layover airport for flights from Denver to Singapore?

Share of 1-stop round-trip flights from Denver to Singapore chosen by Cheapflights users in the past 12 months, using the same layover each way.

Vancouver (YVR) – chosen by Cheapflights users on 67% of 1-stop itineraries from Denver to Singapore on Cheapflights.

What’s the cheapest layover airport for flights from Denver to Singapore?

Average round-trip fare for 1-stop flights from Denver to Singapore, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Istanbul (IST) is the most affordable 1-stop option, with an average round-trip price of $955.

What’s the fastest layover option from Denver to Singapore?

Shortest average travel time for 1-stop one-way flights from Denver to Singapore, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Vancouver (YVR) have the shortest average one-way travel time for 1-stop routes: 19h 12m.

Which airport typically offers the quickest layover for flights from Denver to Singapore?

Average layover duration for 1-stop one-way flights from Denver to Singapore, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Vancouver (YVR) offer the fastest connection on this route, with an average layover time of 3h 50m.

Reviews of airlines servicing Singapore

Get insights into the airlines that provide service to Singapore. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Singapore. Reviews last updated July 29, 2025.
Peruse reviews from past customers who have flown with ANA, Korean Air, and Japan Airlines from Denver to Singapore to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
ANA
8.4
Very good
922 reviews

Comfort

8.2

Crew

8.7

Food

7.7

Entertainment

7.9

Overall

8.4

Boarding

8.5

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA
ANA
8.4
Very good
922 reviews
ANA
8.4
Very good
922 reviews

Comfort

8.2

Crew

8.7

Food

7.7

Entertainment

7.9

Overall

8.4

Boarding

8.5

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA
Korean Air
8.4
Very good
1,121 reviews
ANA
8.4
Very good
922 reviews

Comfort

8.2

Crew

8.7

Food

7.7

Entertainment

7.9

Overall

8.4

Boarding

8.5

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA
Japan Airlines
8.3
Very good
1,535 reviews
ANA
8.4
Very good
922 reviews

Comfort

8.2

Crew

8.7

Food

7.7

Entertainment

7.9

Overall

8.4

Boarding

8.5

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA
Singapore Airlines
8.1
Very good
1,338 reviews
ANA
8.4
Very good
922 reviews

Comfort

8.2

Crew

8.7

Food

7.7

Entertainment

7.9

Overall

8.4

Boarding

8.5

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA
United Airlines
7.4
Good
8,899 reviews
ANA
8.4
Very good
922 reviews

Comfort

8.2

Crew

8.7

Food

7.7

Entertainment

7.9

Overall

8.4

Boarding

8.5

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA

Related info for your journey

Find useful and relevant information for your journey from Denver to Singapore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Denver to Singapore round-trip?

    Air Canada, at $856, was found to be the cheapest airline from Denver to Singapore.Alternate airlines to your destination round-trip include Turkish Airlines and China Eastern. You may be able to fly from Denver to Singapore for 34% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Denver to Singapore one-way?

    The cheapest airline one-way is Japan Airlines, with whom users have recently found tickets for as low as $460. However, be on the lookout for offers from Air Canada and American Airlines, as they are both options that can get you from Denver to Singapore for a low price.

  • Can I find deals for flights from Denver to Singapore that include hotel bookings?

    Yes. In addition to deals on Denver to Singapore flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Denver to Singapore?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Denver to Singapore.

  • Can I find deals for business class flights from Denver to Singapore?

    Yes. Cheapflights offers flight deals from Denver to Singapore by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Denver to Singapore?

    Currently, October is the cheapest month in which you can book a flight from Denver to Singapore (average of $995). Flying from Denver to Singapore in December is currently the most expensive (average of $1,679). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Denver to Singapore

See prices for flight routes from nearby airports that may be better suited for you.
Colorado Springs to Singapore flights
Montrose to Singapore flights

Top 6 airlines flying from Denver to Singapore

Discover the top 6 airlines that operate flights from Denver to Singapore. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest$761Average$942FlexibilityNo cancel feeOn-time62%
Turkish AirlinesCheapest$797Average$951FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$860Average$1,139FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$885Average$1,357FlexibilityNo cancel feeOn-time69%
ANACheapest$997Average$1,349FlexibilityNo cancel feeOn-time80%
Singapore AirlinesCheapest$1,158Average$1,528FlexibilityNo cancel feeOn-time81%

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