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$110+ Cheap flights from Denver to Harrisburg (DEN - MDT)

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 8/15. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — MDT
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheapflights Tip: The best prices from Denver Intl to Harrisburg are usually found in February or August, booked 61 days in advance, depart on a Wednesday or Thursday and return on a Tuesday

Cheap flight deals from Denver to Harrisburg

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Harrisburg (MDT). 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 July 3, 2025.

Round-trip from

$269
(Delta)

One-way from

$110
(Priceline)

Popular in

November

Cheapest in

February

Average price

$429
From Denver Intl to Harrisburg
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One-way flight from Denver Intl to Harrisburg
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Highest demand for flights based on searches. 11% potential increase in price ($52 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Denver to Harrisburg

Cheapest flights from Denver to Harrisburg
Explore the most affordable flight options available from Denver to Harrisburg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This Priceline deal was found by Cheapflights users on 7/3. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/2512:23 amDEN - MDT
1 stop8h 05mFrontier
Sat 8/211:23 amMDT - DEN
1 stop9h 18mFrontier
Deal found 7/3$240
This Delta deal was found by Cheapflights users on 7/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/112:59 amDEN - MDT
1 stop8h 10mDelta
Sun 8/106:25 pmMDT - DEN
1 stop7h 55mDelta
Deal found 7/1$269
This United Airlines deal was found by Cheapflights users on 7/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/156:01 amDEN - MDT
1 stop5h 43mUnited Airlines
Sat 7/197:59 pmMDT - DEN
1 stop6h 31mUnited Airlines
Deal found 7/1$319
This American Airlines deal was found by Cheapflights users on 7/2. 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.
Fri 9/2612:41 pmDEN - MDT
1 stop8h 31mAmerican Airlines
Sun 9/286:32 pmMDT - DEN
1 stop6h 53mAmerican Airlines
Deal found 7/2$324

Cheapflights Fare Finder

Customize your flight search to find flights from Denver to Harrisburg 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 July 3, 2025.
Use the filters below to find and compare flights from Denver to Harrisburg that are best for you.

Fly from

Denver

Fly to

Harrisburg

Route

Depart

Return

Price

DenverHarrisburg

DEN - MDT

DENMDT

Denver Intl

Fri 7/25

12:23 am-10:28 am

1 stop8h 05m

Harrisburg

Sat 8/2

11:23 am-6:41 pm

1 stop9h 18m

$240

DenverHarrisburg

DEN - MDT

DENMDT

Denver Intl

Fri 8/1

12:59 am-11:09 am

1 stop8h 10m

Harrisburg

Mon 8/11

6:29 pm-12:15 am

1 stop7h 46m

$269

DenverHarrisburg

DEN - MDT

DENMDT

Denver Intl

Tue 7/15

6:01 am-1:44 pm

1 stop5h 43m

Harrisburg

Sat 7/19

7:59 pm-12:30 am

1 stop6h 31m

$319

DenverHarrisburg

DEN - MDT

DENMDT

Denver Intl

Fri 9/26

12:41 pm-11:12 pm

1 stop8h 31m

Harrisburg

Sun 9/28

6:32 pm-11:25 pm

1 stop6h 53m

$324

DenverHarrisburg

DEN - MDT

DENMDT

Denver Intl

Thu 7/31

9:51 am-8:20 am

2 stops20h 29m

Harrisburg

Mon 8/4

9:15 am-11:33 am

2 stops28h 18m

$451

DenverHarrisburg

DEN - MDT

DENMDT

Denver Intl

Fri 8/15

12:23 am-10:28 am

1 stop8h 05m

$110

DenverHarrisburg

DEN - MDT

DENMDT

Denver Intl

Mon 7/28

12:59 am-11:09 am

1 stop8h 10m

$217

DenverHarrisburg

DEN - MDT

DENMDT

Denver Intl

Sat 8/16

7:22 am-5:30 pm

2 stops8h 08m

$229

DenverHarrisburg

DEN - MDT

DENMDT

Denver Intl

Fri 7/25

8:00 am-10:01 am

2 stops24h 01m

$233

DenverHarrisburg

DEN - MDT

DENMDT

Denver Intl

Sat 8/2

2:44 pm-10:54 pm

1 stop6h 10m

$257

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Showing 1-10 of 11 results
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Best time to book a flight from Denver to Harrisburg

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

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

Use this chart to determine the optimal time to book a round-trip flight from Denver to Harrisburg. Price data was last updated on June 27, 2025.

The best time to book flights from Denver to Harrisburg is 60 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 Denver to Harrisburg?

Currently, January is the cheapest month in which you can book a flight from Denver to Harrisburg (average of $355). Flying from Denver to Harrisburg in November is currently the most expensive (average of $408). 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 DEN to MDT?

Find hourly flight availability from Denver to Harrisburg. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2025.

When flying from Denver to Harrisburg, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 13% versus a flight at noon.

Reviews of airlines servicing Harrisburg

Get insights into the airlines that provide service to Harrisburg. 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 Harrisburg. Reviews last updated July 3, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and Allegiant Air from Denver to Harrisburg to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

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
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

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
8,861 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

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
708 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

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
7,982 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

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
3,286 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

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 Denver to Harrisburg. 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 Denver to Harrisburg round-trip?

    According to our current data, Delta ($269), American Airlines ($305), and Frontier ($315) offers the cheapest pricing from Denver to Harrisburg. Delta is 35% cheaper than the average price of flights available within the next 90 days to this destination.

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

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $110. However, be on the lookout for offers from Delta and Allegiant Air, as they are both options that can get you from Denver to Harrisburg for a low price.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Denver to Harrisburg (average of $355). Flying from Denver to Harrisburg in November is currently the most expensive (average of $408). 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 Denver?

Book flights to Denver if you plan to visit one of these locations
Carlisle
Hershey
Mechanicsburg
Camp Hill

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Alternative routes for Denver to Harrisburg

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

Discover the top 4 airlines that operate flights from Denver to Harrisburg. 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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$138Average$271FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$268Average$420FlexibilityNo cancel feeOn-time71%
DeltaCheapest$268Average$370FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$276Average$448FlexibilityNo cancel feeOn-time69%

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