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$117+ 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 1/16. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — MDT
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
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 81 days in advance, depart on a Wednesday or Thursday and return on a Tuesday

Cheap 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 December 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/243:20 pmDEN - MDT
1 stop6h 47mUnited Airlines
Thu 12/256:30 amMDT - DEN
1 stop6h 05mUnited Airlines
Deal found 12/10$339
This American Airlines deal was found by Cheapflights users on 12/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2611:35 pmDEN - MDT
1 stop7h 35mAmerican Airlines
Thu 1/15:00 amMDT - DEN
1 stop6h 20mAmerican Airlines
Deal found 12/11$344
This Expedia deal was found by Cheapflights users on 12/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2011:59 pmDEN - MDT
1 stop8h 17mFrontier
Tue 12/2310:56 amMDT - DEN
1 stop14h 08mFrontier
Deal found 12/11$363
This Delta deal was found by Cheapflights users on 12/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/196:15 amDEN - MDT
1 stop7h 58mDelta
Thu 1/11:34 pmMDT - DEN
1 stop5h 58mDelta
Deal found 12/10$374
This American Airlines deal was found by Cheapflights users on 12/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2711:35 pmDEN - MDT
1 stop7h 35mAmerican Airlines
Fri 1/25:00 amMDT - DEN
1 stop6h 20mAmerican Airlines
Deal found 12/11$379
This United Airlines deal was found by Cheapflights users on 12/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/313:20 pmDEN - MDT
1 stop6h 47mUnited Airlines
Thu 1/16:30 amMDT - DEN
1 stop6h 05mUnited Airlines
Deal found 12/10$384
This Kiwi.com deal was found by Cheapflights users on 12/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1810:46 amDEN - MDT
2 stops45h 15mMultiple Airlines
Wed 12/244:28 pmMDT - DEN
1 stop6h 42mMultiple Airlines
Deal found 12/9$408
This American Airlines deal was found by Cheapflights users on 12/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2311:53 amDEN - MDT
1 stop6h 28mAmerican Airlines
Fri 1/25:00 amMDT - DEN
1 stop6h 20mAmerican Airlines
Deal found 12/10$414
This American Airlines deal was found by Cheapflights users on 12/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/197:07 amDEN - MDT
1 stop5h 50mAmerican Airlines
Mon 1/56:00 pmMDT - DEN
1 stop6h 26mAmerican Airlines
Deal found 12/10$431
This Delta deal was found by Cheapflights users on 12/9. 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.
Wed 12/171:16 pmDEN - MDT
1 stop7h 57mDelta
Thu 12/256:00 amMDT - DEN
1 stop5h 49mDelta
Deal found 12/9$434
This Kiwi.com deal was found by Cheapflights users on 12/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1911:59 pmDEN - MDT
2 stops32h 17mMultiple Airlines
Wed 12/244:28 pmMDT - DEN
1 stop6h 42mMultiple Airlines
Deal found 12/9$447

Find 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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$257
(United Airlines)

One-way from

$117
(Kiwi.com)

Popular in

October

Cheapest in

February

Average price

$438
Provider with most accurate pricing for Denver Intl-Harrisburg flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Harrisburg flights.
Search Deals
From Denver Intl to Harrisburg
Search Deals
One-way flight from Denver Intl to Harrisburg
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($6 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 12, 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

Wed 1/14

6:00 am-4:34 pm

1 stop8h 34m

Harrisburg

Sun 1/18

2:28 pm-6:24 pm

1 stop5h 56m

$257

DenverHarrisburg

DEN - MDT

DENMDT

Denver Intl

Wed 1/14

12:28 pm-11:37 pm

2 stops9h 09m

Harrisburg

Sun 1/18

5:02 pm-9:16 pm

1 stop6h 14m

$272

DenverHarrisburg

DEN - MDT

DENMDT

Denver Intl

Thu 5/28

11:50 pm-9:24 am

1 stop7h 34m

Harrisburg

Mon 6/1

8:00 pm-11:50 pm

1 stop5h 50m

$289

DenverHarrisburg

DEN - MDT

DENMDT

Denver Intl

Fri 2/13

6:59 am-2:51 pm

1 stop5h 52m

Harrisburg

Mon 2/16

3:16 pm-9:42 pm

1 stop8h 26m

$304

DenverHarrisburg

DEN - MDT

DENMDT

Denver Intl

Sat 12/27

11:35 pm-9:10 am

1 stop7h 35m

Harrisburg

Wed 12/31

3:42 pm-10:31 pm

1 stop8h 49m

$339

DenverHarrisburg

DEN - MDT

DENMDT

Denver Intl

Fri 1/2

11:35 pm-9:10 am

1 stop7h 35m

Harrisburg

Sun 1/4

8:02 pm-2:02 am

1 stop8h 00m

$344

DenverHarrisburg

DEN - MDT

DENMDT

Denver Intl

Thu 1/29

6:00 am-4:34 pm

1 stop8h 34m

Harrisburg

Mon 2/2

6:30 am-12:38 pm

1 stop8h 08m

$369

DenverHarrisburg

DEN - MDT

DENMDT

Denver Intl

Sun 2/15

3:11 pm-3:17 pm

1 stop22h 06m

Harrisburg

Fri 2/20

4:07 pm-9:41 pm

1 stop7h 34m

$377

DenverHarrisburg

DEN - MDT

DENMDT

Denver Intl

Wed 12/31

3:20 pm-12:07 am

1 stop6h 47m

Harrisburg

Thu 1/1

6:30 am-10:35 am

1 stop6h 05m

$384

DenverHarrisburg

DEN - MDT

DENMDT

Denver Intl

Fri 5/8

3:45 pm-10:44 pm

1 stop4h 59m

Harrisburg

Mon 5/11

6:25 pm-11:51 pm

1 stop7h 26m

$398

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

Showing 1-10 of 18 results
1
2

Compare providers for flights from Denver to Harrisburg

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Denver to Harrisburg in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Denver-Harrisburg flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Denver-Harrisburg flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Denver-Harrisburg flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Denver-Harrisburg flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Denver-Harrisburg flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 December 5, 2025.

The best time to book flights from Denver to Harrisburg is 81 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, March is the cheapest month in which you can book a flight from Denver to Harrisburg (average of $90). Flying from Denver to Harrisburg in November is currently the most expensive (average of $170). 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 December 12, 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 12% 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 December 12, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines 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
7.9
Good
8,007 reviews

Food

7.3

Boarding

8.1

Comfort

7.9

Overall

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,007 reviews
Delta
7.9
Good
8,007 reviews

Food

7.3

Boarding

8.1

Comfort

7.9

Overall

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,095 reviews
Delta
7.9
Good
8,007 reviews

Food

7.3

Boarding

8.1

Comfort

7.9

Overall

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,050 reviews
Delta
7.9
Good
8,007 reviews

Food

7.3

Boarding

8.1

Comfort

7.9

Overall

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Frontier
5.8
Fair
3,084 reviews
Delta
7.9
Good
8,007 reviews

Food

7.3

Boarding

8.1

Comfort

7.9

Overall

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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.

  • How long is the flight from Denver to Harrisburg?

    Departing from Denver to Harrisburg will take you 8h 34m. Airlines will cover a distance of 1470 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Denver to Harrisburg round-trip?

    According to our current data, Frontier ($129), United Airlines ($256), and American Airlines ($268) offers the cheapest pricing from Denver to Harrisburg. Frontier is 67% 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 $80. However, be on the lookout for offers from American Airlines and United Airlines, 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, March is the cheapest month in which you can book a flight from Denver to Harrisburg (average of $90). Flying from Denver to Harrisburg in November is currently the most expensive (average of $170). 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
Mechanicsburg
Hershey
Carlisle
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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$150Average$271FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$268Average$433FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$268Average$409FlexibilityNo cancel feeOn-time71%
DeltaCheapest$268Average$372FlexibilityNo cancel feeOn-timeN/A

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