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

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      Travellers and cabin class, 1 Adult, Economy

      Compare Singapore Changi to Denver International flight deals

      Find the cheapest month or even day of the year to fly to Denver International

      Book the best Denver International fare with no extra fees

      Flight deals from Singapore Changi to Denver International

      Looking for a cheap last-minute deal or the best return flight from Singapore Changi Airport to Denver International Airport? If you want to travel next month, return fares start from $1,302. Find the lowest prices on one-way and return tickets right here.
      Denver.$1,240 per passenger.Departing Sat, 3 Oct, returning Fri, 9 Oct.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from Singapore Changi on Sat, 3 Oct, arriving in Denver International.Inbound indirect flight with Air Canada, departs from Denver International on Fri, 9 Oct, arriving in Singapore Changi.Price includes taxes and charges.From $1,240, select.
      Denver.$1,295 per passenger.Departing Sat, 26 Sep, returning Tue, 6 Oct.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from Singapore Changi on Sat, 26 Sep, arriving in Denver International.Inbound indirect flight with Air Canada, departs from Denver International on Tue, 6 Oct, arriving in Singapore Changi.Price includes taxes and charges.From $1,295, select.
      Denver.$1,302 per passenger.Departing Thu, 10 Sep, returning Wed, 23 Sep.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from Singapore Changi on Thu, 10 Sep, arriving in Denver International.Inbound indirect flight with Air Canada, departs from Denver International on Wed, 23 Sep, arriving in Singapore Changi.Price includes taxes and charges.From $1,302, select.
      Denver.$1,327 per passenger.Departing Thu, 4 Feb, returning Thu, 11 Feb.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from Singapore Changi on Thu, 4 Feb, arriving in Denver International.Inbound indirect flight with Air Canada, departs from Denver International on Thu, 11 Feb, arriving in Singapore Changi.Price includes taxes and charges.From $1,327, select.
      Denver.$1,349 per passenger.Departing Sun, 10 Jan, returning Sun, 24 Jan.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from Singapore Changi on Sun, 10 Jan, arriving in Denver International.Inbound indirect flight with Air Canada, departs from Denver International on Sun, 24 Jan, arriving in Singapore Changi.Price includes taxes and charges.From $1,349, select.
      Denver.$1,350 per passenger.Departing Sat, 5 Jun, returning Sun, 20 Jun.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from Singapore Changi on Sat, 5 Jun, arriving in Denver International.Inbound indirect flight with Air Canada, departs from Denver International on Sun, 20 Jun, arriving in Singapore Changi.Price includes taxes and charges.From $1,350, select.
      Denver.$1,358 per passenger.Departing Tue, 17 Nov, returning Sun, 29 Nov.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from Singapore Changi on Tue, 17 Nov, arriving in Denver International.Inbound indirect flight with Air Canada, departs from Denver International on Sun, 29 Nov, arriving in Singapore Changi.Price includes taxes and charges.From $1,358, select.
      Denver.$1,358 per passenger.Departing Sun, 16 May, returning Thu, 3 Jun.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from Singapore Changi on Sun, 16 May, arriving in Denver International.Inbound indirect flight with Air Canada, departs from Denver International on Thu, 3 Jun, arriving in Singapore Changi.Price includes taxes and charges.From $1,358, select.
      Denver.$1,358 per passenger.Departing Thu, 17 Dec, returning Wed, 6 Jan.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from Singapore Changi on Thu, 17 Dec, arriving in Denver International.Inbound indirect flight with Air Canada, departs from Denver International on Wed, 6 Jan, arriving in Singapore Changi.Price includes taxes and charges.From $1,358, select.
      Denver.$1,374 per passenger.Departing Tue, 23 Mar, returning Tue, 30 Mar.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from Singapore Changi on Tue, 23 Mar, arriving in Denver International.Inbound indirect flight with Air Canada, departs from Denver International on Tue, 30 Mar, arriving in Singapore Changi.Price includes taxes and charges.From $1,374, select.
      Denver.$1,374 per passenger.Departing Tue, 23 Feb, returning Tue, 2 Mar.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from Singapore Changi on Tue, 23 Feb, arriving in Denver International.Inbound indirect flight with Air Canada, departs from Denver International on Tue, 2 Mar, arriving in Singapore Changi.Price includes taxes and charges.From $1,374, select.
      Denver.$1,413 per passenger.Departing Mon, 5 Apr, returning Fri, 9 Apr.Return flight with Korean Air.Outbound indirect flight with Korean Air, departs from Singapore Changi on Mon, 5 Apr, arriving in Denver International.Inbound indirect flight with Korean Air, departs from Denver International on Fri, 9 Apr, arriving in Singapore Changi.Price includes taxes and charges.From $1,413, select.
      Denver.$1,446 per passenger.Departing Fri, 28 Aug, returning Sun, 6 Sep.Return flight with Korean Air.Outbound indirect flight with Korean Air, departs from Singapore Changi on Fri, 28 Aug, arriving in Denver International.Inbound indirect flight with Korean Air, departs from Denver International on Sun, 6 Sep, arriving in Singapore Changi.Price includes taxes and charges.From $1,446, select.
      Denver.$1,450 per passenger.Departing Fri, 19 Mar, returning Sat, 3 Apr.Return flight with Lufthansa.Outbound indirect flight with Lufthansa, departs from Singapore Changi on Fri, 19 Mar, arriving in Denver International.Inbound indirect flight with Lufthansa, departs from Denver International on Sat, 3 Apr, arriving in Singapore Changi.Price includes taxes and charges.From $1,450, select.
      Denver.$1,577 per passenger.Departing Thu, 20 Aug, returning Thu, 27 Aug.Return flight with United.Outbound indirect flight with United, departs from Singapore Changi on Thu, 20 Aug, arriving in Denver International.Inbound indirect flight with United, departs from Denver International on Thu, 27 Aug, arriving in Singapore Changi.Price includes taxes and charges.From $1,577, select.
      Denver.$1,579 per passenger.Departing Sat, 31 Oct, returning Sat, 7 Nov.Return flight with Vietnam Airlines and Frontier Airlines.Outbound indirect flight with Vietnam Airlines, departs from Singapore Changi on Sat, 31 Oct, arriving in Denver International.Inbound indirect flight with Frontier Airlines, departs from Denver International on Sat, 7 Nov, arriving in Singapore Changi.Price includes taxes and charges.From $1,579, select.

      Find the cheapest month to fly from Singapore Changi to Denver International

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Singapore Changi to Denver International flights are currently cheapest in October.
      Aug
      from $1,577
      Sep
      from $1,302
      Oct
      from $1,240
      Nov
      from $1,358
      Dec
      from $1,851
      Jan
      from $1,349
      Feb
      from $1,327
      Mar
      from $1,374
      Apr
      from $1,413
      May
      from $10,333
      Jun
      from $1,350
      Jul
      from $1,822

      Singapore Changi to Denver International: Alternative routes

      Compare routes from Singapore Changi to Denver below. You may find an airport to fly into that's cheaper, faster, or easier than Denver International.

      Denver International

      30km from central Denver
      ClosestCheapest
      from $1,240
      Search flights

      Singapore to Denver: Flight information

      The things to know before you go.
      Cheapest flight found$1,240
      Cheapest month to flyOctober

      Finding cheap flights from Singapore Changi to Denver International: Frequently asked questions

      The best price we found for a return flight from Singapore Changi to Denver International is $1,240. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      Currently, there are no airlines that fly direct from Singapore Changi to Denver International. But we found flights with one or more stops from $1,240.
      As of August 2026, there are no flights flying from Singapore Changi to Denver International.
      The cheapest month to fly from Singapore Changi to Denver International is usually October.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Singapore Changi Airport to Denver International Airport on Saturday, 3 October 2026.
      No airlines currently offer direct flights between Singapore Changi Airport and Denver International Airport. Most routes have one or more stops.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Denver International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Denver is around 40 days in advance, so don’t leave your flight to the last minute.

      Currently, Air Canada offers the cheapest flight tickets to Denver International.

      Flying from Singapore Changi Airport (SIN) to Denver International Airport (DEN): what you need to know

      • The timezone in Denver is UTC-7, which is 15 hours behind Singapore.

      • Arriving two hours before an international flight and one hour ahead of a domestic departure are travel rules worth sticking to. Show up at the airport on time to catch your SIN to DEN flight.

      • Be prepared for longer queues in popular months such as June. Arriving up to four hours ahead of international flights and two hours for domestic departures will give you ample time for security and boarding.

      • If you'd like to add a stop to your trip, just deselect 'Direct flights only' when searching for your ticket from Singapore Changi Airport to Denver International Airport. These are the most popular stopovers between SIN and DEN:

        • Seattle / Tacoma International Airport

        • San Francisco International Airport

        • Vancouver International Airport

      Handy information about Singapore Changi Airport (SIN)

      • When it comes to the on-time performance of Singapore Changi Airport, data shows 74% of flights complete their journey on time.

      • To reach Singapore Changi Airport from central Singapore, it'll take about 25 minutes if you're planning to drive. Of course, this depends on traffic conditions. It's approximately 19 kilometres from the airport to the city centre.

      • Catching public transport? Expect a trip time of around 40 minutes.

      • Get your break off to a relaxed start by staying near SIN. Whether you're taking an early flight from Singapore Changi Airport to Denver International Airport or just don't want to be rushed, these stays are ideal:

      Arriving at Denver International Airport (DEN)

      • Consider a stay at Baymont by Wyndham Denver International Airport after your Singapore Changi Airport to Denver International Airport flight. It's not too far from DEN and a good option if you'd like to freshen up right away.

      • Begin your adventure by picking up a Denver International Airport rental car. Grab a set of wheels from Routes Car Rentals, Dollar or Budget and explore beyond Denver's usual tourist stops.

      • Reserving your vehicle from Denver International Airport about one week ahead gives you the best chance of locking in a great deal.

      When to fly to Denver International Airport (DEN)

      • July is the busiest month for flights from Singapore Changi Airport to Denver International Airport. For a quieter experience, visit Denver in January.

      • When reserving your flight from Singapore Changi Airport to Denver International Airport, think about the type of weather you like. July is the warmest month in Denver, with the temperature ranging from 14ºC (57ºF) to 32ºC (90ºF).

      • January has average temperatures of between -9ºC (16ºF) and 7ºC (45ºF). Search for cheap tickets from SIN to DEN around that time if you want to travel in cooler conditions.

      Explore more of the United States

      • You've seen Denver, now it's time to explore other corners of the United States. Travel about 105 kilometres south to Colorado Springs to tick off its top attractions. From Garden of the Gods to Pikes Peak Region Attractions and Red Rock Canyon, you've got a jam-packed schedule ahead.

      • Aurora is another standout destination in the United States and is around 13 kilometres east of Denver. No journey is complete without dropping by Plains Conservation Centre, DeLaney Homestead Historic District and Aircraft viewing.

      Plan smart, explore more

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      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.