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$179+ 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 9/11. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — MDT
Sep 14 — Sep 211
Mon 9/14
Mon 9/21
1 adult, Economy
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Cheap 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 August 15, 2026.

This United Airlines deal was found by Cheapflights users on 8/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/812:35 pm -
Nonstop1h 04m
Tue 9/157:59 pm -
Nonstop0h 58m
Deal found 8/12$249
This United Airlines deal was found by Cheapflights users on 8/11. 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.
Fri 11/208:40 am -
Nonstop1h 05m
Fri 11/278:13 pm -
Nonstop1h 00m
Deal found 8/11$261
This American Airlines deal was found by Cheapflights users on 8/14. 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.
Thu 12/36:00 am -
1 stop5h 19m
Thu 12/101:28 pm -
1 stop6h 09m
Deal found 8/14$269
This United Airlines deal was found by Cheapflights users on 8/14. 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.
Sat 8/2912:59 pm -
Nonstop1h 04m
Wed 9/210:57 am -
Nonstop0h 58m
Deal found 8/14$279
This American Airlines deal was found by Cheapflights users on 8/10. 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.
Sat 8/226:17 am -
1 stop4h 17m
Wed 9/911:17 am -
1 stop6h 14m
Deal found 8/10$299
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1711:12 am -
1 stop21h 06m
Mon 10/57:30 pm -
2 stops21h 48m
Deal found 8/11$312
This United Airlines deal was found by Cheapflights users on 8/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1012:35 pm -
Nonstop1h 04m
Wed 9/167:59 pm -
Nonstop0h 58m
Deal found 8/12$319
This United Airlines deal was found by Cheapflights users on 8/14. 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.
Mon 8/3110:30 pm -
Nonstop1h 00m
Fri 9/187:59 pm -
Nonstop0h 58m
Deal found 8/14$334
This United Airlines deal was found by Cheapflights users on 8/10. 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.
Tue 8/2510:30 pm -
Nonstop1h 00m
Sat 8/2910:57 am -
Nonstop0h 58m
Deal found 8/10$349
This American Airlines deal was found by Cheapflights users on 8/11. 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 11/68:07 pm -
1 stop4h 09m
Tue 11/175:00 pm -
1 stop3h 54m
Deal found 8/11$379
This United Airlines deal was found by Cheapflights users on 8/11. 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 9/1710:30 pm -
Nonstop1h 00m
Mon 10/56:15 am -
Nonstop1h 02m
Deal found 8/11$414

Find 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 August 15, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$249
(United Airlines)

One-way from

$179
(American Airlines)
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Harrisburg flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Harrisburg flights.
Search Deals
From Washington, D.C. Dulles Intl to Harrisburg
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Harrisburg
Search Deals

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 August 15, 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Harrisburg

IAD Washington, D.C. Dulles Intl - MDT Harrisburg

IADMDT

Washington, D.C. Dulles Intl

Tue 11/24

10:40 pm-11:44 pm

Nonstop1h 04m

Harrisburg

Sat 11/28

8:13 pm-9:13 pm

Nonstop1h 00m

$249
Quickest round-trip

Washington, D.C.Harrisburg

IAD Washington, D.C. Dulles Intl - MDT Harrisburg

IADMDT

Washington, D.C. Dulles Intl

Thu 12/3

8:30 am-9:24 am

Nonstop0h 54m

Harrisburg

Thu 12/10

10:35 am-11:30 am

Nonstop0h 55m

$249

Washington, D.C.Harrisburg

IAD Washington, D.C. Dulles Intl - MDT Harrisburg

IADMDT

Washington, D.C. Dulles Intl

Sat 9/12

12:35 pm-1:39 pm

Nonstop1h 04m

Harrisburg

Sat 9/19

7:59 pm-8:57 pm

Nonstop0h 58m

$249

Washington, D.C.Harrisburg

IAD Washington, D.C. Dulles Intl - MDT Harrisburg

IADMDT

Washington, D.C. Dulles Intl

Tue 9/8

12:35 pm-1:39 pm

Nonstop1h 04m

Harrisburg

Tue 9/15

7:59 pm-8:57 pm

Nonstop0h 58m

$249

Washington, D.C.Harrisburg

IAD Washington, D.C. Dulles Intl - MDT Harrisburg

IADMDT

Washington, D.C. Dulles Intl

Fri 11/20

8:40 am-9:45 am

Nonstop1h 05m

Harrisburg

Fri 11/27

8:13 pm-9:13 pm

Nonstop1h 00m

$261

Washington, D.C.Harrisburg

IAD Washington, D.C. Dulles Intl - MDT Harrisburg

IADMDT

Washington, D.C. Dulles Intl

Thu 9/10

12:35 pm-1:39 pm

Nonstop1h 04m

Harrisburg

Wed 9/16

7:59 pm-8:57 pm

Nonstop0h 58m

$319

Washington, D.C.Harrisburg

IAD Washington, D.C. Dulles Intl - MDT Harrisburg

IADMDT

Washington, D.C. Dulles Intl

Thu 9/3

12:59 pm-2:03 pm

Nonstop1h 04m

Harrisburg

Sun 9/6

7:59 pm-8:57 pm

Nonstop0h 58m

$319

Washington, D.C.Harrisburg

IAD Washington, D.C. Dulles Intl - MDT Harrisburg

IADMDT

Washington, D.C. Dulles Intl

Mon 8/31

10:30 pm-11:30 pm

Nonstop1h 00m

Harrisburg

Fri 9/18

7:59 pm-8:57 pm

Nonstop0h 58m

$334

Washington, D.C.Harrisburg

IAD Washington, D.C. Dulles Intl - MDT Harrisburg

IADMDT

Washington, D.C. Dulles Intl

Tue 8/25

10:30 pm-11:30 pm

Nonstop1h 00m

Harrisburg

Sat 8/29

10:57 am-11:55 am

Nonstop0h 58m

$349

Washington, D.C.Harrisburg

IAD Washington, D.C. Dulles Intl - MDT Harrisburg

IADMDT

Washington, D.C. Dulles Intl

Fri 8/28

8:35 am-9:37 am

Nonstop1h 02m

Harrisburg

Tue 9/1

2:52 pm-3:50 pm

Nonstop0h 58m

$349

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/10

Showing 1-10 of 23 resultsSorted by cheapest first
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Compare providers for flights from Dulles Intl 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 Dulles Intl to Harrisburg in August.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust 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 Washington, D.C. Dulles Intl Airport-Harrisburg flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Harrisburg flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Harrisburg flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Harrisburg flights, Cheapflights users trust FlightHub the most. FlightHub 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 Washington, D.C. Dulles Intl Airport-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 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 August 15, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Dulles Intl Airport to Harrisburg as you normally would.

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 7 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.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Harrisburg?

    Airlines like United Airlines fly from Washington, D.C. Dulles Intl Airport to Harrisburg in about 1h 04m. The time it takes to get you to your destination is usually consistent. Airlines will cover a distance of 93 mi. Generally, flights for this route are nonstop.

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

    Consider CommutAir (79%), United Airlines (79%) or Avianca (71%) 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.

See more FAQs

Traveling to a place near Harrisburg?

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

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