$481 Cheap Flights from Denver (DEN) to Singapore (SIN)

View $481 flight on Thu, Feb 25, 2027Opens in a new window

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

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Cheap Flights from Denver to Singapore (DEN-SIN)

Prices were available within the past 7 days and start at $481 for one-way flights and $914 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Thu, Feb 25 - Wed, Mar 10
DEN
Denver
SIN
Singapore
$914 Roundtrip, found 2 days ago
$914
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Thu, Feb 25 from Denver to Singapore, returning Wed, Mar 10, priced at $914 found 2 days ago
China Eastern Airlines
Thu, Jul 9 - Mon, Jul 13
DEN
Denver
SIN
Singapore
$1,062 Roundtrip, found 4 days ago
$1,062
Roundtrip
found 4 days ago
Select China Eastern Airlines flight, departing Thu, Jul 9 from Denver to Singapore, returning Mon, Jul 13, priced at $1,062 found 4 days ago
Air Canada
Tue, Nov 17 - Tue, Nov 24
DEN
Denver
SIN
Singapore
$1,089 Roundtrip, found 4 hours ago
$1,089
Roundtrip
found 4 hours ago
Select Air Canada flight, departing Tue, Nov 17 from Denver to Singapore, returning Tue, Nov 24, priced at $1,089 found 4 hours ago
STARLUX Airlines
Tue, Sep 22 - Tue, Sep 29
DEN
Denver
SIN
Singapore
$1,189 Roundtrip, found 4 days ago
$1,189
Roundtrip
found 4 days ago
Select STARLUX Airlines flight, departing Tue, Sep 22 from Denver to Singapore, returning Tue, Sep 29, priced at $1,189 found 4 days ago
Turkish Airlines
Thu, Oct 1 - Mon, Oct 5
DEN
Denver
SIN
Singapore
$1,242 Roundtrip, found 5 hours ago
$1,242
Roundtrip
found 5 hours ago
Select Turkish Airlines flight, departing Thu, Oct 1 from Denver to Singapore, returning Mon, Oct 5, priced at $1,242 found 5 hours ago
Qatar Airways
Mon, Nov 2 - Tue, Jan 19
DEN
Denver
SIN
Singapore
$1,357 Roundtrip, found 2 hours ago
$1,357
Roundtrip
found 2 hours ago
Select Qatar Airways flight, departing Mon, Nov 2 from Denver to Singapore, returning Tue, Jan 19, priced at $1,357 found 2 hours ago
Singapore Airlines
Fri, Oct 16 - Wed, Oct 21
DEN
Denver
SIN
Singapore
$1,390 Roundtrip, found 1 day ago
$1,390
Roundtrip
found 1 day ago
Select Singapore Airlines flight, departing Fri, Oct 16 from Denver to Singapore, returning Wed, Oct 21, priced at $1,390 found 1 day ago
Cathay Pacific
Wed, Sep 23 - Wed, Sep 30
DEN
Denver
SIN
Singapore
$1,524 Roundtrip, found 1 day ago
$1,524
Roundtrip
found 1 day ago
Select Cathay Pacific flight, departing Wed, Sep 23 from Denver to Singapore, returning Wed, Sep 30, priced at $1,524 found 1 day ago
Asiana Airlines
Tue, Aug 18 - Tue, Aug 25
DEN
Denver
SIN
Singapore
$1,613 Roundtrip, found 1 day ago
$1,613
Roundtrip
found 1 day ago
Select Asiana Airlines flight, departing Tue, Aug 18 from Denver to Singapore, returning Tue, Aug 25, priced at $1,613 found 1 day ago
Lufthansa
Mon, Mar 15 - Mon, Mar 29
DEN
Denver
SIN
Singapore
$1,613 Roundtrip, found 5 hours ago
$1,613
Roundtrip
found 5 hours ago
Select Lufthansa flight, departing Mon, Mar 15 from Denver to Singapore, returning Mon, Mar 29, priced at $1,613 found 5 hours ago

Alternative airports near Singapore

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Hang Nadim BTH. Flights from $4,479
BTH
Hang Nadim
Flights from $4,479

What you need to know for your flight from Denver Intl. to Changi

Denver (DEN) to Singapore (SIN) at a glance

Explore a range of options for flights from Denver (DEN) to Singapore (SIN) on this international long-haul journey. Whether you prefer full-service airlines or more budget-friendly choices, you can easily compare itineraries that suit your budget, schedule, and travel needs. Prepare to discover the iconic attractions and vibrant neighborhoods of Singapore as you gather essential details about your flight from Denver International Airport to Changi Airport.

  • Fastest flight duration: around 19h 45m in-flight, plus roughly 2 hours layover with one stop
  • Route distance: roughly 9,100 miles (14,640 km)
  • Flights per week: around 7 departures on average
  • Typical fares (one-way): economy tickets often range from $460–$1030, depending on seasonality and how far ahead you book

Flights from Denver International Airport (DEN) to Changi Airport (SIN)

Based on the latest traveler bookings, here are the top airlines favored for flights from Denver to Singapore, particularly those featuring one-stop and multi-stop options. Common layover points include San Francisco International Airport (SFO) with a layover of about 1 hour and 45 minutes, Vancouver International Airport (YVR) at roughly 2 hours and 45 minutes, and Narita International Airport (NRT) with a 3 hour and 45 minute layover. This variety allows you to balance price, total travel time, and cabin class for the ideal itinerary.

  • United: This full-service airline provides a one-stop travel experience, with one-way ticket prices generally falling between $535 and $1140. United operates about 59% of flights on this route, featuring an in-flight duration of 19 hours and 45 minutes, and a total travel time of approximately 21 hours and 45 minutes, including layovers.
  • Air Canada: Known for its full-service offerings, Air Canada also provides one-stop flight options, with one-way fares usually ranging from $460 to $2435. It represents around 24% of departures for this journey, with an in-flight time of 19 hours and 45 minutes and a total journey duration of about 21 hours and 45 minutes, including layovers.
  • Starlux Airlines: Offering multi-stop services, Starlux Airlines features one-way fares that typically range from $870 to $1010. This carrier accounts for roughly 6% of departures on this route, with a flight time of 21 hours and 15 minutes, leading to a total travel time of approximately 27 hours and 15 minutes, factoring in layovers.

Alternative route from Denver (DEN) to Singapore (SIN)

  • Colorado Springs to Singapore (COS-SIN): Colorado Springs Airport (COS) lies approximately 73 miles from Denver International Airport (DEN).

How to find the best prices for flights from Denver (DEN) to Singapore (SIN)

Getting some of the best deals on flights from Denver to Singapore is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are often available when booking within two weeks, although most travelers tend to book at least two months in advance. Evening departures between 6 PM and midnight usually offer lower prices and are the most popular times to fly. Additionally, flying on Wednesday can provide cheaper rates, while Monday remains the busiest travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.* Find Singapore hotel and flight deals.
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Changi Airport from Denver International Airport

Singapore welcomes travelers from Denver with a range of transport options based on price, convenience, and proximity. Here's how to reach Singapore efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Singapore, with options including free hotel shuttles and private rides, which can be arranged in advance with your hotel.
  • Car rental: Renting a car from Changi Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Changi Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Changi Airport, F Station, a metro station, is just a short 0.1-mile walk away, providing easy access to public transport, while Tanah Merah Ferry Terminal, a ferry terminal, is located about 4.9 miles from the airport and is typically reached by car.

Frequently asked questions

How much does a flight from Denver, CO (DEN-Denver Intl.) to Singapore (SIN-Changi) cost?
You can find cheap one-way flights from $481 and cheap return flights from $914 Denver, CO (DEN-Denver Intl.) to Singapore (SIN-Changi) with Expedia. One-way flights typically cost between $583 and $7069, and return flights often range between $1213 and $8765. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Denver, CO (DEN-Denver Intl.) to Singapore (SIN-Changi) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Denver, CO (DEN-Denver Intl.) to Singapore (SIN-Changi)?
The cheapest month to fly from DEN to SIN is February when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Denver, CO (DEN-Denver Intl.) to Singapore (SIN-Changi)?
Enter DEN to SIN and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Denver, CO (DEN-Denver Intl.) to Singapore (SIN-Changi)?
Starlux Airlines is one of the cheapest airlines offering connecting flights from Denver (DEN) to Singapore (SIN), with round-trip tickets starting from around $1,064. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Denver, CO (DEN-Denver Intl.) to Singapore (SIN-Changi)?
To find a cheap flight from Denver, CO (DEN-Denver Intl.) to Singapore (SIN-Changi), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Denver, CO (DEN-Denver Intl.) to Singapore (SIN-Changi)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Denver, CO (DEN-Denver Intl.) to Singapore (SIN-Changi)?
The earliest flight from Denver (DEN) to Singapore (SIN) usually leaves at 12:55 AM, operated by JetBlue Airways and Air India. This seasonal service is available in January, February, and December, giving you a head start on your adventures in Singapore. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Denver, CO (DEN-Denver Intl.) to Singapore (SIN-Changi)?
The most popular departure times for flights from Denver (DEN) to Singapore (SIN) are in the afternoon, from 3pm to 6pm. About 27% of passengers prefer this time window. Many major carriers, including United Airlines and Singapore Airlines, offer flights during this window. This timing is popular because it gives you the chance to explore Denver before your flight.
How long does it take to fly from Denver, CO (DEN-Denver Intl.) to Singapore (SIN-Changi)?
Flights from DEN to SIN with one stop typically take around 23 hours 20 minutes, covering approximately 9,064 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Denver, CO (DEN-Denver Intl.) to Singapore (SIN-Changi)?
Business class seats are offered on the DEN to SIN route. Airlines that offer business class service on this route include:

  • United Airlines
  • Delta Air Lines
  • American Airlines
  • Lufthansa
  • British Airways
  • Air Canada
  • Turkish Airlines
  • Edelweiss Air
  • Aer Lingus
  • Air France

First class is available with Lufthansa and United Airlines.
How do I earn miles on a Denver, CO (DEN-Denver Intl.) to Singapore (SIN-Changi) flight with Expedia?
It's easy to earn miles on a Denver, CO (DEN-Denver Intl.) to Singapore (SIN-Changi) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Singapore from Denver Intl. (DEN)?
If you're planning to travel to Singapore from Denver Intl. (DEN), you can fly into Changi (SIN) Some flights may connect through major hubs like Los Angeles Intl. (LAX), San Francisco Intl. (SFO), Seattle - Tacoma Intl. (SEA) before reaching Singapore. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Denver, CO (DEN-Denver Intl.) to Singapore (SIN-Changi) at the last minute?
Typically, booking a last minute flight from Denver, CO (DEN-Denver Intl.) to Singapore (SIN-Changi) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Denver, CO (DEN-Denver Intl.) to Singapore (SIN-Changi) flight and hotel package?
Securing a Denver, CO (DEN-Denver Intl.) to Singapore (SIN-Changi) Singapore Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Denver, CO (DEN-Denver Intl.) to Singapore (SIN-Changi)?
If you booked your Denver, CO (DEN-Denver Intl.) to Singapore (SIN-Changi) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

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
$914
Distance
9062 mi

Book with confidence

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 February. 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 2026. You can also book with separate airlines for your outbound and return journeys, from $481 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.

 

Denver to Singapore Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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