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$497+ Cheap flights from Singapore (SIN) to Denver (DEN)

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 10/12. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — DEN
Jun 20 — Jun 271
Fri 6/20
Fri 6/27
1 adult, Economy
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Cheapflights Tip: The best prices from Singapore Changi to Denver Intl are usually found in February or March, booked 14 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

Cheap flight deals from Singapore to Denver

Discover tips and strategies to find the most affordable flight options for your journey from Singapore (SIN) to Denver (DEN). 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 June 15, 2025.

Round-trip from

$886
(United Airlines)

One-way from

$497
(Air Canada)

Popular in

January

Cheapest in

February

Average price

$1,175
From Singapore Changi to Denver Intl
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One-way flight from Singapore Changi to Denver Intl
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Highest demand for flights based on searches. 9% potential increase in price ($118 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($34 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Singapore to Denver

Cheapest flights from Singapore to Denver
Explore the most affordable flight options available from Singapore to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 15, 2025.

This United Airlines deal was found by Cheapflights users on 6/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/166:15 amSIN - DEN
1 stop19h 50mUnited Airlines
Mon 9/2911:15 amDEN - SIN
2 stops29h 00mUnited Airlines
Deal found 6/15$886
This Air Canada deal was found by Cheapflights users on 6/15. 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.
Tue 9/169:10 amSIN - DEN
1 stop21h 23mAir Canada
Mon 9/297:52 amDEN - SIN
1 stop30h 08mAir Canada
Deal found 6/15$909
This Air Canada deal was found by Cheapflights users on 6/15. 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.
Mon 9/151:50 amSIN - DEN
2 stops33h 33mMultiple Airlines
Mon 9/2911:35 amDEN - SIN
1 stop26h 25mMultiple Airlines
Deal found 6/15$938
This Asiana Airlines deal was found by Cheapflights users on 6/13. 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 Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1810:50 pmSIN - DEN
2 stops37h 37mAsiana Airlines
Thu 9/47:52 pmDEN - SIN
2 stops35h 38mAsiana Airlines
Deal found 6/13$959
This CheapTickets deal was found by Cheapflights users on 6/13. 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 CheapTickets is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/218:40 pmSIN - DEN
1 stop27h 30mANA
Tue 9/211:30 amDEN - SIN
1 stop23h 15mANA
Deal found 6/13$1,022
This Priceline deal was found by Cheapflights users on 6/13. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/271:55 amSIN - DEN
2 stops35h 14mJapan Airlines
Mon 8/47:18 amDEN - SIN
2 stops44h 12mJapan Airlines
Deal found 6/13$1,085
This Expedia deal was found by Cheapflights users on 6/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/282:00 pmSIN - DEN
2 stops23h 59mSTARLUX Airlines
Mon 8/48:32 pmDEN - SIN
2 stops26h 08mSTARLUX Airlines
Deal found 6/13$1,132
This Delta deal was found by Cheapflights users on 6/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/227:30 amSIN - DEN
2 stops28h 14mDelta
Wed 9/37:59 pmDEN - SIN
2 stops43h 01mDelta
Deal found 6/13$1,177
This Korean Air deal was found by Cheapflights users on 6/14. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/307:30 amSIN - DEN
2 stops25h 15mKorean Air
Wed 8/66:15 amDEN - SIN
2 stops27h 25mKorean Air
Deal found 6/14$1,179
This SWISS deal was found by Cheapflights users on 6/13. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1811:30 pmSIN - DEN
2 stops34h 42mSWISS
Mon 9/15:50 pmDEN - SIN
1 stop33h 15mSWISS
Deal found 6/13$1,430
This Lufthansa deal was found by Cheapflights users on 6/13. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2011:25 pmSIN - DEN
1 stop28h 20mLufthansa
Tue 9/25:00 pmDEN - SIN
2 stops33h 40mLufthansa
Deal found 6/13$1,505
This Philippine Airlines deal was found by Cheapflights users on 6/15. 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 Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/1512:20 amSIN - DEN
2 stops36h 49mPhilippine Airlines
Sun 6/296:00 amDEN - SIN
2 stops27h 20mPhilippine Airlines
Deal found 6/15$1,917

Cheapflights Fare Finder

Customize your flight search to find flights from Singapore to Denver 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 June 15, 2025.
Use the filters below to find and compare flights from Singapore to Denver that are best for you.

Fly from

Singapore

Fly to

Denver

Route

Depart

Return

Price

SingaporeDenver

SIN - DEN

SINDEN

Singapore Changi

Tue 9/16

6:15 am-12:05 pm

1 stop19h 50m

Denver Intl

Mon 9/29

11:15 am-6:15 am

2 stops29h 00m

$886

SingaporeDenver

SIN - DEN

SINDEN

Singapore Changi

Tue 9/16

9:10 am-4:33 pm

1 stop21h 23m

Denver Intl

Mon 9/29

7:52 am-4:00 am

1 stop30h 08m

$909

SingaporeDenver

SIN - DEN

SINDEN

Singapore Changi

Mon 9/15

1:50 am-9:23 pm

2 stops33h 33m

Denver Intl

Mon 9/29

11:35 am-4:00 am

1 stop26h 25m

$938

SingaporeDenver

SIN - DEN

SINDEN

Singapore Changi

Mon 8/18

10:50 pm-10:27 pm

2 stops37h 37m

Denver Intl

Tue 9/2

8:02 am-9:30 pm

2 stops47h 28m

$959

SingaporeDenver

SIN - DEN

SINDEN

Singapore Changi

Thu 8/21

8:40 pm-10:10 am

1 stop27h 30m

Denver Intl

Tue 9/2

11:30 am-12:45 am

1 stop23h 15m

$1,022

SingaporeDenver

SIN - DEN

SINDEN

Singapore Changi

Sun 7/27

1:55 am-11:09 pm

2 stops35h 14m

Denver Intl

Mon 8/4

7:18 am-5:30 pm

2 stops44h 12m

$1,085

SingaporeDenver

SIN - DEN

SINDEN

Singapore Changi

Mon 7/28

2:00 pm-11:59 pm

2 stops23h 59m

Denver Intl

Mon 8/4

8:32 pm-12:40 pm

2 stops26h 08m

$1,132

SingaporeDenver

SIN - DEN

SINDEN

Singapore Changi

Fri 8/22

7:30 am-9:44 pm

2 stops28h 14m

Denver Intl

Wed 9/3

7:59 pm-5:00 am

2 stops43h 01m

$1,177

SingaporeDenver

SIN - DEN

SINDEN

Singapore Changi

Wed 7/30

7:30 am-6:45 pm

2 stops25h 15m

Denver Intl

Wed 8/6

6:15 am-11:40 pm

2 stops27h 25m

$1,179

SingaporeDenver

SIN - DEN

SINDEN

Singapore Changi

Mon 8/18

11:30 pm-8:12 pm

2 stops34h 42m

Denver Intl

Mon 9/1

5:50 pm-5:05 pm

1 stop33h 15m

$1,430

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/14

Showing 1-10 of 25 results
1
2
3

Best time to book a flight from Singapore to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver from Singapore 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 Singapore to Denver

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

Use this chart to determine the optimal time to book a round-trip flight from Singapore to Denver. Price data was last updated on June 13, 2025.

Booking 14 days in advance of your planned departure date is, on average, the best time to get cheap flights from Singapore to Denver. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, October is the cheapest month in which you can book a flight from Singapore to Denver (average of $197). Flying from Singapore to Denver in March is currently the most expensive (average of $278). 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.

Rainfall in Denver by month

Plan your trip to Denver by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Denver ranges from 0.5 - 2.3 inches per month. May is typically the wettest month, when rainfall can reach 2.3 in. January is typically the driest time to visit Denver when rainfall is around 0.5 in.

Temperature in Denver by month

Plan your trip to Denver by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Denver, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Denver

Get insights into the airlines that provide service to Denver. 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 Denver. Reviews last updated June 15, 2025.
STARLUX Airlines
9.1
Wonderful
178 reviews

Food

8.8

Overall

9.1

Comfort

9.0

Crew

9.3

Entertainment

8.9

Boarding

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
STARLUX Airlines
9.1
Wonderful
178 reviews
STARLUX Airlines
9.1
Wonderful
178 reviews

Food

8.8

Overall

9.1

Comfort

9.0

Crew

9.3

Entertainment

8.9

Boarding

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
Korean Air
8.4
Very good
1,091 reviews
STARLUX Airlines
9.1
Wonderful
178 reviews

Food

8.8

Overall

9.1

Comfort

9.0

Crew

9.3

Entertainment

8.9

Boarding

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
Japan Airlines
8.3
Very good
1,494 reviews
STARLUX Airlines
9.1
Wonderful
178 reviews

Food

8.8

Overall

9.1

Comfort

9.0

Crew

9.3

Entertainment

8.9

Boarding

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
China Airlines
8.3
Very good
740 reviews
STARLUX Airlines
9.1
Wonderful
178 reviews

Food

8.8

Overall

9.1

Comfort

9.0

Crew

9.3

Entertainment

8.9

Boarding

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
ANA
8.3
Very good
886 reviews
STARLUX Airlines
9.1
Wonderful
178 reviews

Food

8.8

Overall

9.1

Comfort

9.0

Crew

9.3

Entertainment

8.9

Boarding

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.

Related info for your journey

Find useful and relevant information for your journey from Singapore to Denver. 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 Singapore to Denver round-trip?

    Our cheapest airline available from Singapore to Denver is United Airlines. Our recent data shows that you can find tickets from as low as $886 on this airline. Additional options worth looking into are Air Canada and Asiana Airlines, starting at $909 and $959 round-trip. Users have found that United Airlines is 25% cheaper than the other options available to this destination.

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

    $497 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on China Airlines and Turkish Airlines, with prices starting from $727 and $809, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Singapore to Denver 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 Singapore to Denver?

    Currently, October is the cheapest month in which you can book a flight from Singapore to Denver (average of $197). Flying from Singapore to Denver in March is currently the most expensive (average of $278). 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

Traveling to a place near Singapore?

Book flights to Singapore if you plan to visit one of these locations
Westminster
Black Hawk
Winter Park
Lakewood
Cripple Creek
Golden
Brighton
Silverthorne
Thornton
Frisco
Grand Lake
Broomfield
Central City
Glendale
Copper Mountain
Wheat Ridge
Longmont
Idaho Springs
Greeley
Limon

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 2 airlines flying from Singapore to Denver

Discover the top 2 airlines that operate flights from Singapore to Denver. 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 June 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$980Average$1,099FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$1,013Average$1,113FlexibilityNo cancel feeOn-time69%

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