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$498+ Cheap flights from Colorado to Singapore

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 8/1. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SIN
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap flight deals from Colorado to Singapore

Keep the following information in mind while searching for Colorado to Singapore flight deals. Data was last updated May 1, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$876
(Air Canada)

One-way from

$498
(Kiwi.com)

Popular in

August

Cheapest in

September

Average price

$1,345
Provider with most accurate pricing for Denver Intl-Singapore Changi flight deals.
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Provider most trusted by Cheapflights users for Denver Intl-Singapore Changi flights.
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From Colorado to Singapore
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One-way flight from Colorado to Singapore
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Highest demand for flights based on searches. 8% potential increase in price ($133 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($45 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find flight deals from Colorado to Singapore

Cheapest flights from Colorado to Singapore
Explore the most affordable flight options available from Colorado to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This Air Canada deal was found by Cheapflights users on 5/1. 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.
Fri 9/124:19 pmDEN - SIN
1 stop24h 46mAir Canada
Sun 9/289:10 amSIN - DEN
2 stops22h 53mAir Canada
Deal found 5/1$876
This CrystalTravel deal was found by Cheapflights users on 4/30. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/87:35 pmDEN - SIN
1 stop31h 00mTurkish Airlines
Wed 11/263:00 amSIN - DEN
1 stop29h 40mTurkish Airlines
Deal found 4/30$892
This FlightHub deal was found by Cheapflights users on 5/1. 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.
Wed 10/19:18 pmDEN - SIN
1 stop30h 17mSingapore Airlines
Tue 10/148:45 pmSIN - DEN
1 stop36h 55mSingapore Airlines
Deal found 5/1$914
This Air Canada deal was found by Cheapflights users on 4/30. 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.
Fri 9/267:52 amDEN - SIN
2 stops26h 58mMultiple Airlines
Sat 10/119:10 amSIN - DEN
2 stops37h 33mMultiple Airlines
Deal found 4/30$935
This Cheapflightsfares deal was found by Cheapflights users on 4/30. 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.
Tue 5/67:05 amDEN - SIN
2 stops32h 20mChina Eastern
Tue 5/1311:10 pmSIN - DEN
2 stops33h 09mChina Eastern
Deal found 4/30$945
This Fareboom deal was found by Cheapflights users on 4/30. 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 Fareboom is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/296:00 amDEN - SIN
2 stops27h 20mPhilippine Airlines
Wed 9/1012:20 amSIN - DEN
2 stops30h 59mPhilippine Airlines
Deal found 4/30$963
This American Airlines deal was found by Cheapflights users on 5/1. 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 9/86:20 amDEN - SIN
2 stops28h 00mAmerican Airlines
Mon 9/159:50 pmSIN - DEN
2 stops28h 16mAmerican Airlines
Deal found 5/1$1,053
This Gurufare deal was found by Cheapflights users on 4/30. 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.
Tue 5/611:40 amDEN - SIN
1 stop23h 05mANA
Tue 5/136:15 amSIN - DEN
1 stop19h 55mANA
Deal found 4/30$1,093
This United Airlines deal was found by Cheapflights users on 4/30. 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.
Wed 5/75:52 pmDEN - SIN
1 stop22h 53mUnited Airlines
Wed 5/149:00 amSIN - DEN
1 stop22h 11mUnited Airlines
Deal found 4/30$1,094
This United Airlines deal was found by Cheapflights users on 4/30. 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.
Wed 5/75:15 pmCOS - SIN
2 stops23h 30mUnited Airlines
Wed 5/149:00 amSIN - COS
2 stops25h 43mUnited Airlines
Deal found 4/30$1,098
This Gurufare deal was found by Cheapflights users on 4/30. 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.
Wed 5/217:45 amDEN - SIN
2 stops31h 15mKorean Air
Tue 5/271:10 amSIN - DEN
2 stops31h 09mKorean Air
Deal found 4/30$1,106
This KAYAK deal was found by Cheapflights users on 4/30. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/178:00 amDEN - SIN
2 stops26h 20mJapan Airlines
Wed 9/241:55 amSIN - DEN
2 stops29h 24mJapan Airlines
Deal found 4/30$1,125

Cheapflights Fare Finder

Customize your flight search to find flights from Colorado 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 May 1, 2025.
Use the filters below to find and compare flights from Colorado to Singapore that are best for you.

Fly from

Colorado

Fly to

Singapore

Route

Depart

Return

Price

DenverSingapore

DEN - SIN

DENSIN

Denver Intl

Fri 9/12

4:19 pm-7:05 am

1 stop24h 46m

Singapore Changi

Sun 9/28

9:10 am-6:03 pm

2 stops22h 53m

$876

DenverSingapore

DEN - SIN

DENSIN

Denver Intl

Wed 10/1

9:18 pm-5:35 pm

1 stop30h 17m

Singapore Changi

Tue 10/14

8:45 pm-7:40 pm

1 stop36h 55m

$914

DenverSingapore

DEN - SIN

DENSIN

Denver Intl

Fri 9/26

7:52 am-12:50 am

2 stops26h 58m

Singapore Changi

Sat 10/11

9:10 am-8:43 am

2 stops37h 33m

$935

DenverSingapore

DEN - SIN

DENSIN

Denver Intl

Tue 5/20

6:40 am-5:25 am

2 stops32h 45m

Singapore Changi

Sun 6/1

12:55 am-6:19 pm

2 stops31h 24m

$945

DenverSingapore

DEN - SIN

DENSIN

Denver Intl

Fri 8/29

6:00 am-11:20 pm

2 stops27h 20m

Singapore Changi

Wed 9/10

12:20 am-5:19 pm

2 stops30h 59m

$963

DenverSingapore

DEN - SIN

DENSIN

Denver Intl

Mon 9/8

6:20 am-12:20 am

2 stops28h 00m

Singapore Changi

Mon 9/15

9:50 pm-12:06 pm

2 stops28h 16m

$1,053

DenverSingapore

DEN - SIN

DENSIN

Denver Intl

Wed 5/21

7:45 am-5:00 am

2 stops31h 15m

Singapore Changi

Tue 5/27

1:10 am-6:19 pm

2 stops31h 09m

$1,106

DenverSingapore

DEN - SIN

DENSIN

Denver Intl

Tue 7/15

9:24 pm-6:25 pm

1 stop31h 01m

Singapore Changi

Mon 7/28

6:15 am-6:13 pm

2 stops25h 58m

$1,107

DenverSingapore

DEN - SIN

DENSIN

Denver Intl

Wed 9/17

8:00 am-12:20 am

2 stops26h 20m

Singapore Changi

Wed 9/24

1:55 am-5:19 pm

2 stops29h 24m

$1,125

DenverSingapore

DEN - SIN

DENSIN

Denver Intl

Tue 6/10

6:05 am-11:40 pm

2 stops27h 35m

Singapore Changi

Wed 6/18

1:10 am-6:41 pm

2 stops31h 31m

$1,257

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 22 results
1
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Best time to book a flight from Colorado to Singapore

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

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

Currently, September is the cheapest month in which you can book a flight from Colorado to Singapore (average of $1,011). Flying from Colorado to Singapore in December is currently the most expensive (average of $1,684). 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 CO to SG?

Find hourly flight availability from Colorado 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 May 1, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Colorado to Singapore as you normally would.

Rainfall in Singapore by month

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

In terms of precipitation, rainfall in Singapore ranges from 5.9 - 10.6 inches per month. December is typically the wettest month, when rainfall can reach 10.6 in. July is typically the driest time to visit Singapore when rainfall is around 5.9 in.

Temperature in Singapore by month

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

If weather is an important factor for your trip to Singapore, use this chart to help with planning. For those seeking warmer temperatures, March is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 78.8 F).

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 May 1, 2025.
Peruse reviews from past customers who have flown with Korean Air, Japan Airlines and Singapore Airlines from Colorado to Singapore to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,069 reviews

Food

8.1

Overall

8.4

Boarding

8.5

Crew

8.7

Entertainment

8.2

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Korean Air
8.4
Very good
1,069 reviews
Korean Air
8.4
Very good
1,069 reviews

Food

8.1

Overall

8.4

Boarding

8.5

Crew

8.7

Entertainment

8.2

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Japan Airlines
8.3
Very good
1,464 reviews
Korean Air
8.4
Very good
1,069 reviews

Food

8.1

Overall

8.4

Boarding

8.5

Crew

8.7

Entertainment

8.2

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Singapore Airlines
8.1
Very good
1,292 reviews
Korean Air
8.4
Very good
1,069 reviews

Food

8.1

Overall

8.4

Boarding

8.5

Crew

8.7

Entertainment

8.2

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Delta
8.0
Very good
7,934 reviews
Korean Air
8.4
Very good
1,069 reviews

Food

8.1

Overall

8.4

Boarding

8.5

Crew

8.7

Entertainment

8.2

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
KLM
7.8
Good
1,334 reviews
Korean Air
8.4
Very good
1,069 reviews

Food

8.1

Overall

8.4

Boarding

8.5

Crew

8.7

Entertainment

8.2

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

Related info for your journey

Find useful and relevant information for your journey from Colorado 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 to fly from Colorado to Singapore one-way?

    For one-way options, check prices for Air Canada. According to our data, you can fly for as low as $547. Users have also found prices from $679 and $1,083 on United Airlines and Turkish Airlines, respectively.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Colorado to Singapore (average of $1,011). Flying from Colorado to Singapore in December is currently the most expensive (average of $1,684). 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

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Top 7 airlines flying from Colorado to Singapore

Discover the top 7 airlines that operate flights from Colorado 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest$761Average$951FlexibilityNo cancel feeOn-time62%
Turkish AirlinesCheapest$797Average$973FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$863Average$1,202FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$870Average$1,489FlexibilityNo cancel feeOn-time69%
ANACheapest$997Average$1,535FlexibilityNo cancel feeOn-time80%
Singapore AirlinesCheapest$1,289Average$1,525FlexibilityNo cancel feeOn-time81%
Air FranceCheapest$1,555Average$1,779FlexibilityNo cancel feeOn-time77%

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