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$95+ Cheap flights from Dulles Intl (IAD) to Harrisburg (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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — MDT
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Dulles Intl to Harrisburg

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) 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 June 12, 2025.

Round-trip from

$179
(United Airlines)

One-way from

$95
(American Airlines)
From Washington, D.C. Dulles Intl to Harrisburg
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One-way flight from Washington, D.C. Dulles Intl to Harrisburg
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Find flight deals from Dulles Intl to Harrisburg

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

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.
Thu 7/1010:30 pmIAD - MDT
Nonstop1h 00mUnited Airlines
Thu 7/172:41 pmMDT - IAD
Nonstop0h 56mUnited Airlines
Deal found 6/11$179
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.
Wed 8/207:44 amIAD - MDT
1 stop6h 17mAmerican Airlines
Fri 8/222:49 pmMDT - IAD
1 stop4h 03mAmerican Airlines
Deal found 6/12$189
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.
Thu 6/199:10 pmIAD - MDT
2 stops22h 49mAllegiant Air
Sun 6/226:53 pmMDT - IAD
2 stops19h 30mAllegiant Air
Deal found 6/11$540
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.
Thu 6/198:25 amIAD - MDT
3 stops35h 34mMultiple Airlines
Sun 6/226:53 pmMDT - IAD
2 stops19h 30mMultiple Airlines
Deal found 6/11$560

Cheapflights Fare Finder

Customize your flight search to find flights from Dulles Intl 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 June 12, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Harrisburg that are best for you.

Fly from

Dulles Intl

Fly to

Harrisburg

Route

Depart

Return

Price

Washington, D.C.Harrisburg

IAD - MDT

IADMDT

Washington, D.C. Dulles Intl

Thu 7/10

10:30 pm-11:30 pm

Nonstop1h 00m

Harrisburg

Thu 7/17

2:41 pm-3:37 pm

Nonstop0h 56m

$179

Washington, D.C.Harrisburg

IAD - MDT

IADMDT

Washington, D.C. Dulles Intl

Wed 8/20

7:44 am-2:01 pm

1 stop6h 17m

Harrisburg

Fri 8/22

2:49 pm-6:52 pm

1 stop4h 03m

$189

Washington, D.C.Harrisburg

IAD - MDT

IADMDT

Washington, D.C. Dulles Intl

Thu 6/19

9:10 pm-7:59 pm

2 stops22h 49m

Harrisburg

Sun 6/22

6:53 pm-2:23 pm

2 stops19h 30m

$540

Washington, D.C.Harrisburg

IAD - MDT

IADMDT

Washington, D.C. Dulles Intl

Thu 6/19

8:25 am-7:59 pm

3 stops35h 34m

Harrisburg

Sun 6/22

6:53 pm-2:23 pm

2 stops19h 30m

$560

Washington, D.C.Harrisburg

IAD - MDT

IADMDT

Washington, D.C. Dulles Intl

Mon 8/25

7:44 am-2:01 pm

1 stop6h 17m

$95

Washington, D.C.Harrisburg

IAD - MDT

IADMDT

Washington, D.C. Dulles Intl

Sun 7/13

10:30 pm-11:30 pm

Nonstop1h 00m

$219

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Best time to book a flight from Dulles Intl to Harrisburg

Have a flexible travel schedule? Discover the best time to fly to Harrisburg from Dulles Intl 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 Washington, D.C. Dulles Intl Airport to Harrisburg

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

Find hourly flight availability from Dulles Intl 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 June 12, 2025.

It’s optimal to fly from Washington, D.C. Dulles Intl Airport to Harrisburg in the morning. By choosing this option you can save up to 23% on the cost of your flight, compared to a flight at noon.

Weekly flight availability from Washington, D.C. Dulles Intl Airport to Harrisburg

Explore weekly flight availability from Dulles Intl to Harrisburg. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 12, 2025.

The most flights from IAD to MDT are scheduled on a Monday (7 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (3 on average).

Rainfall in Harrisburg by month

Plan your trip to Harrisburg by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Harrisburg ranges from 2.7 - 4.1 inches per month. May is typically the wettest month, when rainfall can reach 4.1 in. February is typically the driest time to visit Harrisburg when rainfall is around 2.7 in.

Temperature in Harrisburg by month

Plan your trip to Harrisburg by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Harrisburg, 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 75.2 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 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 June 12, 2025.
To help decide which airline to fly from Washington, D.C. to Harrisburg, see what other customers have to say about United Airlines, Allegiant Air and American Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,790 reviews

Overall

7.4

Entertainment

7.0

Comfort

7.3

Food

6.6

Boarding

7.7

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,790 reviews
United Airlines
7.4
Good
8,790 reviews

Overall

7.4

Entertainment

7.0

Comfort

7.3

Food

6.6

Boarding

7.7

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
Allegiant Air
7.3
Good
725 reviews
United Airlines
7.4
Good
8,790 reviews

Overall

7.4

Entertainment

7.0

Comfort

7.3

Food

6.6

Boarding

7.7

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,790 reviews

Overall

7.4

Entertainment

7.0

Comfort

7.3

Food

6.6

Boarding

7.7

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Harrisburg. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Harrisburg from Washington, D.C. Dulles Intl?

    Most people fly into Harrisburg (MDT) if they book a flight to Harrisburg from Washington, D.C. Dulles Intl. On average, Harrisburg has 6 inbound flights from Washington, D.C. Dulles Intl per day from 0 airlines. Harrisburg is conveniently located just 8.5 mi from Harrisburg’s city center.

  • What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Harrisburg?

    Consider GoJet (100%), ANA (100%) or United Airlines (85%) when booking your flight. These represent the most reliable airlines when flying from Washington, D.C. Dulles Intl Airport to Harrisburg.

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

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

  • How can I find direct flights from Dulles Intl to Harrisburg?

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl 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 Washington, D.C. Dulles Intl Airport to Harrisburg?

    Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Harrisburg (average of $355). Flying from Washington, D.C. Dulles Intl Airport to Harrisburg in July is currently the most expensive (average of $425). 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 Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Carlisle
Hershey
Mechanicsburg
Camp Hill

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Alternative routes for Dulles Intl to Harrisburg

See prices for flight routes from nearby airports that may be better suited for you.
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