What is the cheapest airline that flies from Harrisburg to Washington, D.C. Dulles Intl?

Allegiant Air and United Airlines are the most popular carriers operating from Harrisburg to Washington, D.C. Dulles Intl

When did momondo last update prices for flights from Harrisburg Airport to Washington, D.C. Dulles Intl Airport?

Prices for flights from Harrisburg Airport to Washington, D.C. Dulles Intl Airport are updated daily.

How many operators does momondo search for flights from Harrisburg Airport to Washington, D.C. Dulles Intl Airport?

As of October 2026, there is 1 operator available to choose from for flights from Harrisburg Airport to Washington, D.C. Dulles Intl Airport.

How old do you have to be to fly from Harrisburg Airport to Washington, D.C. Dulles Intl Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Harrisburg Airport to Washington, D.C. Dulles Intl Airport.

What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

The travel and health documents you'll need for your trip to Washington, D.C. Dulles Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$140 Cheap Flights from Harrisburg to Washington, D.C. Dulles Intl Airport in 2026/27

Q: How many flights depart from Harrisburg to Washington, D.C. Dulles Intl Airport on average per week?

13 flights are operational weekly from Harrisburg to Washington, D.C. Dulles Intl Airport as of October 2026. The most popular departure day for this route is Tue, with 23% of flights per week taking off on this day.

Q: How many flights depart from Harrisburg to Washington, D.C. Dulles Intl Airport on average per day?

The number of flights available between Harrisburg and Washington, D.C. Dulles Intl Airport is 1 per day as of October 2026. The most frequent departure time is 2:00PM, with 51% of daily flights leaving in the afternoon.

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Harrisburg to Washington, D.C.

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:38 pm - 3:38 pmMDT Harrisburg-IAD Washington, D.C. Dulles Intl

1h 00mnonstop

10:40 pm - 11:44 pmIAD Washington, D.C. Dulles Intl-MDT Harrisburg

1h 04mnonstop

$289United Airlines

Sun, Nov 22 - Sun, Nov 29

10:35 am - 11:30 amMDT Harrisburg-IAD Washington, D.C. Dulles Intl

0h 55mnonstop

12:55 pm - 1:49 pmIAD Washington, D.C. Dulles Intl-MDT Harrisburg

0h 54mnonstop

$309United Airlines

Sun, Feb 21 - Sat, Feb 27

5:40 pm - 10:13 pmMDT Harrisburg-IAD Washington, D.C. Dulles Intl

4h 33m1 stop Charlotte Douglas

7:00 am - 12:24 pmIAD Washington, D.C. Dulles Intl-MDT Harrisburg

5h 24m1 stop Charlotte Douglas

$309American Airlines

Thu, Dec 17 - Sun, Jan 10

3:29 pm - 10:05 pmMDT Harrisburg-IAD Washington, D.C. Dulles Intl

6h 36m1 stop Charlotte Douglas

7:00 am - 12:24 pmIAD Washington, D.C. Dulles Intl-MDT Harrisburg

5h 24m1 stop Charlotte Douglas

$309American Airlines

Fri, Dec 11 - Sun, Jan 10

1:52 pm - 8:56 pmMDT Harrisburg-IAD Washington, D.C. Dulles Intl

7h 04m1 stop Charlotte Douglas

5:00 am - 9:20 amIAD Washington, D.C. Dulles Intl-MDT Harrisburg

4h 20m1 stop Charlotte Douglas

$324American Airlines

Fri, Oct 30 - Sun, Nov 1

5:40 pm - 10:13 pmMDT Harrisburg-IAD Washington, D.C. Dulles Intl

4h 33m1 stop Charlotte Douglas

7:00 am - 12:24 pmIAD Washington, D.C. Dulles Intl-MDT Harrisburg

5h 24m1 stop Charlotte Douglas

$329American Airlines

Thu, Dec 17 - Sun, Jan 10

3:29 pm - 10:05 pmMDT Harrisburg-IAD Washington, D.C. Dulles Intl

6h 36m1 stop Charlotte Douglas

7:00 am - 12:24 pmIAD Washington, D.C. Dulles Intl-MDT Harrisburg

5h 24m1 stop Charlotte Douglas

$329American Airlines

Fri, Dec 11 - Sun, Jan 10

1:21 pm - 5:31 pmMDT Harrisburg-IAD Washington, D.C. Dulles Intl

28h 10m1 stop Jacksonville

10:21 am - 5:24 pmIAD Washington, D.C. Dulles Intl-MDT Harrisburg

7h 03m1 stop Sarasota Bradenton Intl

$336Allegiant Air

Thu, Dec 17 - Sun, Jan 10

10:30 am - 11:30 amMDT Harrisburg-IAD Washington, D.C. Dulles Intl

1h 00mnonstop

5:30 pm - 6:36 pmIAD Washington, D.C. Dulles Intl-MDT Harrisburg

1h 06mnonstop

$339United Airlines

Fri, Oct 30 - Tue, Nov 3

2:40 pm - 3:40 pmMDT Harrisburg-IAD Washington, D.C. Dulles Intl

1h 00mnonstop

12:53 pm - 1:58 pmIAD Washington, D.C. Dulles Intl-MDT Harrisburg

1h 05mnonstop

$339United Airlines

Sat, Oct 31 - Mon, Nov 2

Cheap direct flights

Enter your travel dates to find the best prices.

2:38 pm - 3:38 pmMDT Harrisburg-IAD Washington, D.C. Dulles Intl

1h 00mnonstop

10:40 pm - 11:44 pmIAD Washington, D.C. Dulles Intl-MDT Harrisburg

1h 04mnonstop

$289United Airlines

Sun, Nov 22 - Sun, Nov 29

10:35 am - 11:30 amMDT Harrisburg-IAD Washington, D.C. Dulles Intl

0h 55mnonstop

12:55 pm - 1:49 pmIAD Washington, D.C. Dulles Intl-MDT Harrisburg

0h 54mnonstop

$309United Airlines

Sun, Feb 21 - Sat, Feb 27

10:30 am - 11:30 amMDT Harrisburg-IAD Washington, D.C. Dulles Intl

1h 00mnonstop

5:30 pm - 6:36 pmIAD Washington, D.C. Dulles Intl-MDT Harrisburg

1h 06mnonstop

$339United Airlines

Fri, Oct 30 - Tue, Nov 3

2:40 pm - 3:40 pmMDT Harrisburg-IAD Washington, D.C. Dulles Intl

1h 00mnonstop

12:53 pm - 1:58 pmIAD Washington, D.C. Dulles Intl-MDT Harrisburg

1h 05mnonstop

$339United Airlines

Sat, Oct 31 - Mon, Nov 2

6:15 am - 7:15 amMDT Harrisburg-IAD Washington, D.C. Dulles Intl

1h 00mnonstop

10:40 pm - 11:44 pmIAD Washington, D.C. Dulles Intl-MDT Harrisburg

1h 04mnonstop

$379United Airlines

Sat, Nov 21 - Sat, Nov 28

6:15 am - 7:15 amMDT Harrisburg-IAD Washington, D.C. Dulles Intl

1h 00mnonstop

10:40 pm - 11:44 pmIAD Washington, D.C. Dulles Intl-MDT Harrisburg

1h 04mnonstop

$379United Airlines

Sun, Nov 22 - Sat, Nov 28

6:15 am - 7:15 amMDT Harrisburg-IAD Washington, D.C. Dulles Intl

1h 00mnonstop

10:40 pm - 11:44 pmIAD Washington, D.C. Dulles Intl-MDT Harrisburg

1h 04mnonstop

$379United Airlines

Sat, Nov 21 - Sun, Nov 29

6:20 am - 7:25 amMDT Harrisburg-IAD Washington, D.C. Dulles Intl

1h 05mnonstop

8:35 am - 9:45 amIAD Washington, D.C. Dulles Intl-MDT Harrisburg

1h 10mnonstop

$379United Airlines

Thu, Dec 17 - Sun, Jan 10

6:20 am - 7:20 amMDT Harrisburg-IAD Washington, D.C. Dulles Intl

1h 00mnonstop

8:35 am - 9:45 amIAD Washington, D.C. Dulles Intl-MDT Harrisburg

1h 10mnonstop

$379United Airlines

Fri, Dec 11 - Sun, Jan 10

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United Airlines flights from Harrisburg to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on Harrisburg to Washington, D.C. Dulles Intl Airport flight tickets

United Airlines

Nov 22

MDT2:38 pmHarrisburg

1h 00m

IAD3:38 pmWashington, D.C. Dulles Intl

Nov 29

IAD10:40 pmWashington, D.C. Dulles Intl

1h 04m

MDT11:44 pmHarrisburg

$289

United Airlines

Oct 30

MDT10:30 amHarrisburg

1h 00m

IAD11:30 amWashington, D.C. Dulles Intl

Nov 3

IAD5:30 pmWashington, D.C. Dulles Intl

1h 06m

MDT6:36 pmHarrisburg

$339

United Airlines

Oct 24

MDT2:55 pmHarrisburg

0h 58m

IAD3:53 pmWashington, D.C. Dulles Intl

Oct 26

IAD8:40 amWashington, D.C. Dulles Intl

1h 05m

MDT9:45 amHarrisburg

$369

American Airlines flights from Harrisburg to Washington, D.C. Dulles Intl Airport

Our best American Airlines deals on Harrisburg to Washington, D.C. Dulles Intl Airport flight tickets

American Airlines

Dec 11

MDT3:29 pmHarrisburg

6h 36m

1 stop

IAD10:05 pmWashington, D.C. Dulles Intl

Jan 10

IAD7:00 amWashington, D.C. Dulles Intl

5h 24m

1 stop

MDT12:24 pmHarrisburg

$309

American Airlines

Oct 30

MDT1:52 pmHarrisburg

7h 04m

1 stop

IAD8:56 pmWashington, D.C. Dulles Intl

Nov 1

IAD5:00 amWashington, D.C. Dulles Intl

4h 20m

1 stop

MDT9:20 amHarrisburg

$324

American Airlines

Dec 17

MDT5:40 pmHarrisburg

4h 33m

1 stop

IAD10:13 pmWashington, D.C. Dulles Intl

Jan 10

IAD7:00 amWashington, D.C. Dulles Intl

5h 24m

1 stop

MDT12:24 pmHarrisburg

$329

momondo Fare Finder

Use the filters below to find and compare flights from Harrisburg to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HarrisburgWashington, D.C.

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

MDTIAD

Harrisburg

Sun 11/22

2:38 pm-3:38 pm

Nonstop1h 00m

Washington, D.C. Dulles Intl

Sun 11/29

10:40 pm-11:44 pm

Nonstop1h 04m

$289

Quickest round-trip

HarrisburgWashington, D.C.

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

MDTIAD

Harrisburg

Sun 2/21

10:35 am-11:30 am

Nonstop0h 55m

Washington, D.C. Dulles Intl

Sat 2/27

12:55 pm-1:49 pm

Nonstop0h 54m

$309

HarrisburgWashington, D.C.

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

MDTIAD

Harrisburg

Thu 12/17

5:40 pm-10:13 pm

1 stop4h 33m

Washington, D.C. Dulles Intl

Sun 1/10

7:00 am-12:24 pm

1 stop5h 24m

$309

HarrisburgWashington, D.C.

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

MDTIAD

Harrisburg

Fri 12/11

3:29 pm-10:05 pm

1 stop6h 36m

Washington, D.C. Dulles Intl

Sun 1/10

7:00 am-12:24 pm

1 stop5h 24m

$309

HarrisburgWashington, D.C.

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

MDTIAD

Harrisburg

Fri 10/30

1:52 pm-8:56 pm

1 stop7h 04m

Washington, D.C. Dulles Intl

Sun 11/1

5:00 am-9:20 am

1 stop4h 20m

$324

HarrisburgWashington, D.C.

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

MDTIAD

Harrisburg

Thu 12/17

5:40 pm-10:13 pm

1 stop4h 33m

Washington, D.C. Dulles Intl

Sun 1/10

7:00 am-12:24 pm

1 stop5h 24m

$329

HarrisburgWashington, D.C.

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

MDTIAD

Harrisburg

Fri 12/11

3:29 pm-10:05 pm

1 stop6h 36m

Washington, D.C. Dulles Intl

Sun 1/10

7:00 am-12:24 pm

1 stop5h 24m

$329

HarrisburgWashington, D.C.

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

MDTIAD

Harrisburg

Thu 12/17

1:21 pm-5:31 pm

1 stop28h 10m

Washington, D.C. Dulles Intl

Sun 1/10

10:21 am-5:24 pm

1 stop7h 03m

$336

HarrisburgWashington, D.C.

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

MDTIAD

Harrisburg

Fri 10/30

10:30 am-11:30 am

Nonstop1h 00m

Washington, D.C. Dulles Intl

Tue 11/3

5:30 pm-6:36 pm

Nonstop1h 06m

$339

HarrisburgWashington, D.C.

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

MDTIAD

Harrisburg

Sat 10/31

2:40 pm-3:40 pm

Nonstop1h 00m

Washington, D.C. Dulles Intl

Mon 11/2

12:53 pm-1:58 pm

Nonstop1h 05m

$339

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Harrisburg to Washington, D.C. Dulles Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our data shows that Saturday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $481. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Harrisburg to Washington, D.C. Dulles Intl Airport for around $753.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Flying to Washington, D.C. Dulles Intl Airport from Harrisburg in the morning is the least expensive time of day to depart. momondo users have found prices as low as $497 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $889 on average. Flights to Washington, D.C. Dulles Intl Airport from Harrisburg in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Harrisburg to Washington, D.C. Dulles Intl flight route?

Fly from Harrisburg to Washington, D.C. Dulles Intl for the best Harrisburg - Washington, D.C. Dulles Intl flight prices

What cabin class options are available on Harrisburg to Washington, D.C. Dulles Intl Airport flights?

There are 4 cabin classes available to choose from on Harrisburg to Washington, D.C. Dulles Intl Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

When to book flights from Harrisburg to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Harrisburg to Washington, D.C. Dulles Intl Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Harrisburg to Washington, D.C. Dulles Intl Airport (MDT to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Harrisburg to Washington, D.C. Dulles Intl Airport

Best Price Found	$140
Fastest flight time	0h 55m
Direct flights	Every day

The best one-way flight to Washington, D.C. Dulles Intl Airport from Harrisburg in the past 72 hours is $140. The best round-trip flight deal from Harrisburg to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $289.

The fastest flight from Harrisburg to Washington, D.C. Dulles Intl Airport takes 0h 55m

Direct flights go from Harrisburg to Washington, D.C. Dulles Intl Airport every day.

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Frequently asked questions about flying from Harrisburg to Washington, D.C. Dulles Intl Airport

How far is Harrisburg to Washington, D.C. Dulles Intl by plane?
Harrisburg and Washington, D.C. Dulles Intl are 96.3 mi apart from one another. Typically, this will take 0h 55m by plane in normal conditions.
When did momondo last update prices for flights from Harrisburg Airport to Washington, D.C. Dulles Intl Airport?
Prices for flights from Harrisburg Airport to Washington, D.C. Dulles Intl Airport are updated daily.
How many operators does momondo search for flights from Harrisburg Airport to Washington, D.C. Dulles Intl Airport?
As of October 2026, there is 1 operator available to choose from for flights from Harrisburg Airport to Washington, D.C. Dulles Intl Airport.
How old do you have to be to fly from Harrisburg Airport to Washington, D.C. Dulles Intl Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Harrisburg Airport to Washington, D.C. Dulles Intl Airport.
What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?
The travel and health documents you'll need for your trip to Washington, D.C. Dulles Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Harrisburg to Washington, D.C. Dulles Intl Airport?
momondo data reveals that the most frequently booked plane model on the route from Harrisburg to Washington, D.C. Dulles Intl Airport is Embraer ERJ-135 / ERJ-140 / ERJ-145, representing 9.59% of all bookings. The subsequent popular models are Airbus A319 at 8.22%, Airbus A320-100/200 at 6.85%, and Canadair (Bombardier) Regional Jet CRJ-550 at 6.85%.
What is the most popular airline from Harrisburg to Washington, D.C. Dulles Intl Airport?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Harrisburg to Washington, D.C. Dulles Intl Airport is United Airlines (100% of total bookings).

Best airlines flying from Harrisburg to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Harrisburg to Washington, D.C. Dulles Intl Airport with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $179	Free Cancellation	Rating 7.4 10,366 reviews		Search United Airlines flights

United Airlines Flights From Harrisburg to Washington, D.C. Dulles Intl Airport
Across 3 United Airlines flights from Harrisburg to Washington, D.C. Dulles Intl Airport this week, the average price was $309, with the best United Airlines deals starting from $179 round-trip. 10,366 users have rated United Airlines on momondo, with an average score of 7.4/10.

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Arlington

Gettysburg

Winchester

Fredericksburg

Waldorf

Laurel

Woodbridge

Gaithersburg

Linthicum Heights

Rockville

Silver Spring

Towson

Sterling

Fairfax

Springfield

Edgewood

Glen Burnie

Chantilly

Why use momondo?

Why should I use momondo to find a flight deal from Harrisburg to Washington, D.C.?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Washington, D.C. from Harrisburg.

Can I find flights from Harrisburg to Washington, D.C. with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Washington, D.C. from Harrisburg with this policy.

How can momondo help me find flights from Harrisburg to Washington, D.C.?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Washington, D.C. from Harrisburg.

I’m not ready to book a flight from Harrisburg to Washington, D.C. right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Harrisburg to Washington, D.C. flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Cheap flights from Harrisburg to Washington, D.C. from $140

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Harrisburg to Washington, D.C. departing on 11/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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United Airlines flights from Harrisburg to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on Harrisburg to Washington, D.C. Dulles Intl Airport flight tickets

American Airlines flights from Harrisburg to Washington, D.C. Dulles Intl Airport

Our best American Airlines deals on Harrisburg to Washington, D.C. Dulles Intl Airport flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Harrisburg to Washington, D.C. Dulles Intl Airport that are best for you.

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Harrisburg to Washington, D.C. Dulles Intl Airport

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

What is the cheapest Harrisburg to Washington, D.C. Dulles Intl flight route?

What cabin class options are available on Harrisburg to Washington, D.C. Dulles Intl Airport flights?

What is the cheapest airline that flies from Harrisburg to Washington, D.C. Dulles Intl?

How many flights depart from Harrisburg to Washington, D.C. Dulles Intl Airport on average per day?

How many flights depart from Harrisburg to Washington, D.C. Dulles Intl Airport on average per week?

When to book flights from Harrisburg to Washington, D.C. Dulles Intl Airport

Cheap Harrisburg to Washington, D.C. Dulles Intl Airport (MDT to IAD) flight deals and tips

Best Price Found

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Direct flights

Frequently asked questions about flying from Harrisburg to Washington, D.C. Dulles Intl Airport

Best airlines flying from Harrisburg to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Harrisburg to Washington, D.C. Dulles Intl Airport with momondo

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List of cabin classes available on flights landing in Washington, D.C.. Availability may vary depending on flight origin and airline.

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