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Cheap Flights from Harrisburg (MDT) to Denver (DEN)

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      Travellers and cabin class, 1 Adult, Economy

      Compare Harrisburg International 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 Harrisburg International to Denver International

      Looking for a cheap last-minute deal or the best return flight from Harrisburg International Airport to Denver International Airport? If you want to travel next month, return fares start from $464. Find the lowest prices on one-way and return tickets right here.
      Denver.$435 per passenger.Departing Tue, 10 Nov, returning Sat, 14 Nov.Return flight with Delta.Outbound indirect flight with Delta, departs from Harrisburg International on Tue, 10 Nov, arriving in Denver International.Inbound indirect flight with Delta, departs from Denver International on Sat, 14 Nov, arriving in Harrisburg International.Price includes taxes and charges.From $435, select.
      Denver.$463 per passenger.Departing Sat, 16 Jan, returning Sat, 23 Jan.Return flight with United.Outbound indirect flight with United, departs from Harrisburg International on Sat, 16 Jan, arriving in Denver International.Inbound indirect flight with United, departs from Denver International on Sat, 23 Jan, arriving in Harrisburg International.Price includes taxes and charges.From $463, select.
      Denver.$464 per passenger.Departing Sat, 10 Oct, returning Tue, 13 Oct.Return flight with Delta.Outbound indirect flight with Delta, departs from Harrisburg International on Sat, 10 Oct, arriving in Denver International.Inbound indirect flight with Delta, departs from Denver International on Tue, 13 Oct, arriving in Harrisburg International.Price includes taxes and charges.From $464, select.
      Denver.$470 per passenger.Departing Thu, 26 Nov, returning Thu, 3 Dec.Return flight with United.Outbound indirect flight with United, departs from Harrisburg International on Thu, 26 Nov, arriving in Denver International.Inbound indirect flight with United, departs from Denver International on Thu, 3 Dec, arriving in Harrisburg International.Price includes taxes and charges.From $470, select.
      Denver.$510 per passenger.Departing Sun, 6 Dec, returning Sun, 13 Dec.Return flight with United.Outbound indirect flight with United, departs from Harrisburg International on Sun, 6 Dec, arriving in Denver International.Inbound indirect flight with United, departs from Denver International on Sun, 13 Dec, arriving in Harrisburg International.Price includes taxes and charges.From $510, select.
      Denver.$549 per passenger.Departing Sat, 26 Sep, returning Sat, 3 Oct.Return flight with Delta.Outbound indirect flight with Delta, departs from Harrisburg International on Sat, 26 Sep, arriving in Denver International.Inbound indirect flight with Delta, departs from Denver International on Sat, 3 Oct, arriving in Harrisburg International.Price includes taxes and charges.From $549, select.
      Denver.$596 per passenger.Departing Wed, 23 Sep, returning Sun, 27 Sep.Return flight with United.Outbound indirect flight with United, departs from Harrisburg International on Wed, 23 Sep, arriving in Denver International.Inbound indirect flight with United, departs from Denver International on Sun, 27 Sep, arriving in Harrisburg International.Price includes taxes and charges.From $596, select.
      Denver.$794 per passenger.Departing Thu, 27 May, returning Mon, 31 May.Return flight with Delta.Outbound indirect flight with Delta, departs from Harrisburg International on Thu, 27 May, arriving in Denver International.Inbound indirect flight with Delta, departs from Denver International on Mon, 31 May, arriving in Harrisburg International.Price includes taxes and charges.From $794, select.
      Denver.$1,085 per passenger.Departing Wed, 23 Dec, returning Sun, 3 Jan.Return flight with United.Outbound indirect flight with United, departs from Harrisburg International on Wed, 23 Dec, arriving in Denver International.Inbound indirect flight with United, departs from Denver International on Sun, 3 Jan, arriving in Harrisburg International.Price includes taxes and charges.From $1,085, select.
      How did we find these deals? The deals you see here are the lowest prices for flight tickets from Harrisburg International to Denver International found in the last 4 days, and are subject to change and availability.

      Find the cheapest month to fly from Harrisburg International to Denver International

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Harrisburg International to Denver International flights are currently cheapest in November.
      Sep
      from $596
      Oct
      from $464
      Nov
      from $435
      Dec
      from $510
      Jan
      from $463
      Feb
      Find prices
      Mar
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      Apr
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      May
      from $794
      Jun
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      Jul
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      Aug
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      Harrisburg International to Denver International: Alternative routes

      Compare routes from Harrisburg International 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 $435
      Search flights

      Harrisburg to Denver: Flight information

      The things to know before you go.
      Cheapest flight found$435
      Cheapest month to flyNovember

      Finding cheap flights from Harrisburg International to Denver International: Frequently asked questions

      The best price we found for a return flight from Harrisburg International to Denver International is $435. 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 Harrisburg International to Denver International. But we found flights with one or more stops from $435.
      As of September 2026, there are no flights flying from Harrisburg International to Denver International.
      The cheapest month to fly from Harrisburg International to Denver International is usually November.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Harrisburg International Airport to Denver International Airport on Tuesday, 10 November 2026.
      No airlines currently offer direct flights between Harrisburg International 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, Delta offers the cheapest flight tickets to Denver International.

      Flying from Harrisburg International Airport (MDT) to Denver International Airport (DEN): what you need to know

      • Denver's timezone is UTC-7, making Denver two hours behind Harrisburg.

      • For a stress-free journey, arrive at the airport two hours ahead of international flights and one hour before domestic departures. This way, you'll have plenty of time to catch your MDT to DEN flight.

      • During popular months such as July, you'll want to get to the airport well in advance. Arrive two hours before domestic departures and four hours ahead for an international flight whenever you're flying during peak periods in general.

      • We make it a breeze to book a flight with a stopover. To see your options for tickets from Harrisburg International Airport to Denver International Airport, uncheck 'Direct flights only.' Then, pick a flight offering a stop long enough to tour the city of your choice. Worthwhile stopovers between MDT and DEN include:

        • Chicago O'Hare International Airport

        • Detroit Wayne County Airport

        • Nashville Airport

      How to find the cheapest flights from Harrisburg International Airport (MDT) to Denver International Airport (DEN)

      • $457 is currently the best price for a one-way Harrisburg International Airport to Denver International Airport flight. A return flight starts from $435. These fares may change depending on demand.

      • Don't leave everything to the last moment. You're more likely to get cheap tickets from MDT to DEN if you book in advance. Airlines often have some amazing early bird discounts.

      • If you're flexible with your travel plans, try using the 'Whole month' tool. It'll show you the lowest price in each month when looking for your flight from Harrisburg International Airport to Denver International Airport.

      • Never miss a deal on cheap flights from MDT to DEN by creating a Price Alert. You'll receive an email or notification on the app when a new discounted fare appears.

      • Choose your ideal arrival and departure times, number of stops and airlines with the filters. Or sort your results by 'Cheapest' to get the best deals on flights from Harrisburg International Airport to Denver International Airport.

      Handy information about Harrisburg International Airport (MDT)

      • The address for MDT is One Terminal Drive.

      • When it comes to the on-time performance of Harrisburg International Airport, data shows 77% of flights meet their scheduled arrival time.

      • Central Harrisburg to Harrisburg International Airport is around 14 kilometres. Depending on traffic, it'll take you about 20 minutes to get there if you're ride-sharing, catching a taxi or driving.

      • Planning to catch public transport? Expect a journey time of around 40 minutes.

      • Get your break off to a relaxed start by staying near MDT. Whether you're boarding an early flight from Harrisburg International Airport to Denver International Airport or want to avoid feeling rushed, these stays have you covered:

      Arriving at Denver International Airport (DEN)

      • Once your Harrisburg International Airport to Denver International Airport flight has arrived, kick back and relax at a nearby hotel. Baymont by Wyndham Denver International Airport is a convenient option that's not too far from DEN.

      • Grab a Denver International Airport rental car and explore Denver and beyond with your own set of wheels. Routes Car Rentals, Dollar and Budget are popular providers to choose from here.

      • To lock in the lowest price, reserve your vehicle from Denver International Airport about one week before travelling.

      When to fly to Denver International Airport (DEN)

      • July is the busiest month for flights from Harrisburg International Airport to Denver International Airport. For smaller crowds, visit Denver in January.

      • The warmest month in Denver is July, with temperatures ranging between 14ºC (57ºF) and 32ºC (90ºF). Lock in your flights from Harrisburg International Airport to Denver International Airport in this month if this is the type of weather you like.

      • If you like travelling in cooler conditions, look for a cheap ticket from MDT to DEN in January. Average temperatures are between -9ºC (16ºF) and 7ºC (45ºF) then.

      Explore more of the United States

      • You've seen Denver, now it's time to discover other corners of the United States. Travel around 105 kilometres south to Colorado Springs to tick off its must-visit sights. From Garden of the Gods to Pikes Peak Region Attractions and Red Rock Canyon, you'll have a packed itinerary ahead.

      • If there's time to check out another corner of the United States, head for Aurora, roughly 13 kilometres east of Denver. Plains Conservation Centre, DeLaney Homestead Historic District and Aircraft viewing are key reasons to visit.

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