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$176+ Cheap flights from Harrisburg to Denver (MDT - 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 6/21. Fares are subject to change and may not be available on all flights or dates of travel.
MDT — DEN
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Harrisburg to Denver Intl are usually found in February or May, booked 85 days in advance, depart on a Tuesday or Friday and return on a Wednesday

Cheap flight deals from Harrisburg to Denver

Discover tips and strategies to find the most affordable flight options for your journey from Harrisburg (MDT) 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 junio 12, 2025.

Round-trip from

$269
(Delta)

One-way from

$176
(Frontier)

Popular in

March

Cheapest in

February

Average price

$443
From Harrisburg to Denver Intl
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One-way flight from Harrisburg to Denver Intl
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High demand for flights, 3% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($6 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 Harrisburg to Denver

Cheapest flights from Harrisburg to Denver
Explore the most affordable flight options available from Harrisburg to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.

This Delta deal was found by Cheapflights users on 6/11. 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.
vie. 8/226:29 pmMDT - DEN
1 stop7h 46mDelta
vie. 8/293:00 pmDEN - MDT
1 stop5h 59mDelta
Deal found 6/11$269
This American Airlines deal was found by Cheapflights users on 6/12. 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.
mar. 9/2310:38 amMDT - DEN
2 stops10h 16mAmerican Airlines
dom. 9/287:00 amDEN - MDT
1 stop8h 24mAmerican Airlines
Deal found 6/12$274
This Frontier deal was found by Cheapflights users on 6/12. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 6/1411:18 amMDT - DEN
1 stop14h 01mFrontier
mié. 6/2512:04 amDEN - MDT
1 stop7h 59mFrontier
Deal found 6/12$319
This United Airlines deal was found by Cheapflights users on 6/11. 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.
jue. 11/2010:35 amMDT - DEN
1 stop7h 56mUnited Airlines
dom. 11/2311:59 pmDEN - MDT
1 stop7h 36mUnited Airlines
Deal found 6/11$348
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 8/810:34 amMDT - DEN
2 stops22h 42mMultiple Airlines
lun. 8/119:56 amDEN - MDT
2 stops8h 05mMultiple Airlines
Deal found 6/10$373
This Mytrip deal was found by Cheapflights users on 6/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/229:17 amMDT - DEN
2 stops26h 59mAllegiant Air
sáb. 7/268:06 amDEN - MDT
2 stops32h 04mAllegiant Air
Deal found 6/11$375

Cheapflights Fare Finder

Customize your flight search to find flights from Harrisburg 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 junio 12, 2025.
Use the filters below to find and compare flights from Harrisburg to Denver that are best for you.

Fly from

Harrisburg

Fly to

Denver

Route

Depart

Return

Price

HarrisburgDenver

MDT - DEN

MDTDEN

Harrisburg

mar. 7/22

6:25 pm-10:29 pm

1 stop6h 04m

Denver Intl

vie. 8/1

12:59 am-11:09 am

1 stop8h 10m

$269

HarrisburgDenver

MDT - DEN

MDTDEN

Harrisburg

mar. 9/23

10:38 am-6:54 pm

2 stops10h 16m

Denver Intl

dom. 9/28

7:00 am-5:24 pm

1 stop8h 24m

$274

HarrisburgDenver

MDT - DEN

MDTDEN

Harrisburg

vie. 6/27

7:59 pm-12:30 am

1 stop6h 31m

Denver Intl

mar. 7/1

11:25 am-7:52 pm

1 stop6h 27m

$319

HarrisburgDenver

MDT - DEN

MDTDEN

Harrisburg

jue. 7/10

11:06 am-11:11 pm

1 stop14h 05m

Denver Intl

mié. 7/16

12:23 am-10:08 am

1 stop7h 45m

$340

HarrisburgDenver

MDT - DEN

MDTDEN

Harrisburg

vie. 8/8

10:34 am-7:16 am

2 stops22h 42m

Denver Intl

lun. 8/11

9:56 am-8:01 pm

2 stops8h 05m

$373

HarrisburgDenver

MDT - DEN

MDTDEN

Harrisburg

mar. 7/22

9:17 am-10:16 am

2 stops26h 59m

Denver Intl

sáb. 7/26

8:06 am-6:10 pm

2 stops32h 04m

$375

HarrisburgDenver

MDT - DEN

MDTDEN

Harrisburg

sáb. 6/21

11:18 am-11:19 pm

1 stop14h 01m

$176

HarrisburgDenver

MDT - DEN

MDTDEN

Harrisburg

vie. 7/11

9:15 am-7:16 am

2 stops24h 01m

$211

HarrisburgDenver

MDT - DEN

MDTDEN

Harrisburg

mar. 7/15

8:30 am-12:32 pm

1 stop6h 02m

$260

HarrisburgDenver

MDT - DEN

MDTDEN

Harrisburg

mié. 7/16

11:49 am-7:35 am

3 stops45h 46m

$276

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 12 results
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Best time to book a flight from Harrisburg to Denver

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

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

Use this chart to determine the optimal time to book a round-trip flight from Harrisburg to Denver. Price data was last updated on June 9, 2025.

The best time to book flights from Harrisburg to Denver is 85 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, October is the cheapest month in which you can book a flight from Harrisburg to Denver (average of $197). Flying from Harrisburg 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.

What is the cheapest time of day to fly from MDT to DEN?

Find hourly flight availability from Harrisburg to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated junio 12, 2025.

One of the essential ways to save on airfare from Harrisburg to Denver is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 14% on airfare.

What is the cheapest day to fly from Harrisburg to Denver?

Use this chart to determine the cheapest time to fly round-trip from Harrisburg to Denver. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Harrisburg to Denver flight should consider departing on Tuesday evenings when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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 junio 12, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines and Allegiant Air from Harrisburg to Denver 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.
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Allegiant Air
7.3
Good
725 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Frontier
5.9
Fair
3,295 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

    Our cheapest airline available from Harrisburg to Denver is Delta. Our recent data shows that you can find tickets from as low as $269 on this airline. Additional options worth looking into are American Airlines and United Airlines, starting at $305 and $319 round-trip. You may be able to fly from Harrisburg to Denver for 34% less than the average price by searching for these airlines.

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

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $176. However, be on the lookout for offers from Allegiant Air and United Airlines, as they are both options that can get you from Harrisburg to Denver for a low price.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Harrisburg to Denver (average of $197). Flying from Harrisburg 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 Harrisburg?

Book flights to Harrisburg 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

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Alternative routes for Harrisburg to Denver

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Harrisburg to Denver

Discover the top 4 airlines that operate flights from Harrisburg 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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$140Average$249FlexibilityNo cancel feeOn-time62%
DeltaCheapest$268Average$350FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$268Average$410FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$268Average$437FlexibilityNo cancel feeOn-time69%

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