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$130+ Cheap flights from Harrisburg (MDT) to Washington

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 4/30. Fares are subject to change and may not be available on all flights or dates of travel.
MDT — SEA
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap flight deals from Harrisburg to Washington

Cheapest flights from Harrisburg to Washington
Explore the most affordable flight options available from Harrisburg to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

This United Airlines deal was found by Cheapflights users on 1/25. 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 2/192:33 pm
MDT
-
SEA
1 stop9h 23m
United Airlines
Mon 2/2311:59 pm
SEA
-
MDT
1 stop7h 05m
United Airlines
Deal found 1/25$259
This American Airlines deal was found by Cheapflights users on 1/26. 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 3/186:31 pm
MDT
-
SEA
1 stop8h 53m
American Airlines
Fri 3/2012:13 am
SEA
-
MDT
1 stop8h 47m
American Airlines
Deal found 1/26$294
This United Airlines deal was found by Cheapflights users on 1/26. 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 3/410:40 am
MDT
-
SEA
2 stops11h 23m
United Airlines
Wed 3/1811:59 pm
SEA
-
MDT
1 stop7h 01m
United Airlines
Deal found 1/26$297
This American Airlines deal was found by Cheapflights users on 1/26. 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.
Sun 2/156:31 pm
MDT
-
SEA
1 stop8h 53m
American Airlines
Thu 2/196:00 am
SEA
-
MDT
1 stop7h 16m
American Airlines
Deal found 1/26$299
This United Airlines deal was found by Cheapflights users on 1/25. 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 4/35:48 pm
MDT
-
SEA
1 stop7h 49m
United Airlines
Fri 4/107:05 pm
SEA
-
MDT
2 stops11h 39m
United Airlines
Deal found 1/25$302
This American Airlines deal was found by Cheapflights users on 1/25. 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.
Mon 10/266:34 am
MDT
-
SEA
1 stop8h 06m
American Airlines
Wed 12/910:58 pm
SEA
-
MDT
1 stop8h 44m
American Airlines
Deal found 1/25$329
This American Airlines deal was found by Cheapflights users on 1/27. 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 5/276:51 pm
MDT
-
PDX
1 stop7h 56m
American Airlines
Wed 6/36:00 am
PDX
-
MDT
1 stop9h 11m
American Airlines
Deal found 1/27$329
This American Airlines deal was found by Cheapflights users on 1/26. 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 4/176:00 am
MDT
-
PDX
1 stop10h 22m
American Airlines
Fri 4/2412:59 am
PDX
-
MDT
2 stops10h 19m
American Airlines
Deal found 1/26$334
This American Airlines deal was found by Cheapflights users on 1/26. 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.
Sun 3/16:31 pm
MDT
-
PDX
1 stop8h 46m
American Airlines
Fri 3/611:35 pm
PDX
-
MDT
1 stop9h 28m
American Airlines
Deal found 1/26$337
This KAYAK deal was found by Cheapflights users on 1/26. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/16:31 pm
MDT
-
SEA
1 stop7h 33m
American Airlines
Wed 3/47:15 am
SEA
-
MDT
1 stop7h 35m
American Airlines
Deal found 1/26$347
This United Airlines deal was found by Cheapflights users on 1/25. 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 3/175:36 pm
MDT
-
SEA
1 stop8h 09m
United Airlines
Wed 3/1811:59 pm
SEA
-
MDT
1 stop7h 01m
United Airlines
Deal found 1/25$359
This United Airlines deal was found by Cheapflights users on 1/27. 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 2/282:33 pm
MDT
-
SEA
2 stops13h 26m
United Airlines
Wed 3/411:59 pm
SEA
-
MDT
2 stops10h 52m
United Airlines
Deal found 1/27$370

Find flight deals from Harrisburg to Washington

Keep the following information in mind while searching for Harrisburg to Washington flight deals. Data was last updated January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$259
(United Airlines)

One-way from

$130
(American Airlines)

Popular in

July

Cheapest in

February

Average price

$383
Provider with most accurate pricing for Harrisburg-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Harrisburg-Seattle/Tacoma Intl flights.
Search Deals
From Harrisburg to Washington
Search Deals
One-way flight from Harrisburg to Washington
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($55 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Harrisburg to Washington 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 January 27, 2026.
Use the filters below to find and compare flights from Harrisburg to Washington that are best for you.

Fly from

Harrisburg

Fly to

Washington

Route

Depart

Return

Price

HarrisburgSeattle

MDT - SEA

MDTSEA

Harrisburg

Thu 2/19

6:31 pm-12:24 am

1 stop8h 53m

Seattle/Tacoma Intl

Mon 2/23

6:00 am-4:16 pm

1 stop7h 16m

$259

HarrisburgSeattle

MDT - SEA

MDTSEA

Harrisburg

Mon 3/2

5:40 pm-10:43 pm

1 stop8h 03m

Seattle/Tacoma Intl

Wed 3/4

8:17 am-6:40 pm

1 stop7h 23m

$259

HarrisburgSeattle

MDT - SEA

MDTSEA

Harrisburg

Wed 3/4

6:31 pm-11:04 pm

1 stop7h 33m

Seattle/Tacoma Intl

Wed 3/18

6:00 am-4:13 pm

1 stop7h 13m

$259

HarrisburgSeattle

MDT - SEA

MDTSEA

Harrisburg

Thu 2/19

2:33 pm-8:56 pm

1 stop9h 23m

Seattle/Tacoma Intl

Mon 2/23

11:59 pm-10:04 am

1 stop7h 05m

$259

HarrisburgSeattle

MDT - SEA

MDTSEA

Harrisburg

Wed 3/11

6:31 pm-11:04 pm

1 stop7h 33m

Seattle/Tacoma Intl

Tue 3/24

12:07 am-12:01 pm

1 stop8h 54m

$259

HarrisburgSeattle

MDT - SEA

MDTSEA

Harrisburg

Wed 3/11

6:15 am-11:49 am

1 stop8h 34m

Seattle/Tacoma Intl

Wed 3/25

7:10 pm-9:32 am

2 stops11h 22m

$264

HarrisburgSeattle

MDT - SEA

MDTSEA

Harrisburg

Wed 3/4

10:40 am-7:03 pm

2 stops11h 23m

Seattle/Tacoma Intl

Wed 3/18

11:59 pm-10:00 am

1 stop7h 01m

$297

HarrisburgSeattle

MDT - SEA

MDTSEA

Harrisburg

Fri 4/3

5:48 pm-10:37 pm

1 stop7h 49m

Seattle/Tacoma Intl

Fri 4/10

7:05 pm-9:44 am

2 stops11h 39m

$302

HarrisburgPortland

MDT - PDX

MDTPDX

Harrisburg

Fri 4/17

6:41 pm-11:41 pm

1 stop8h 00m

Portland

Sat 4/25

6:22 am-6:01 pm

1 stop8h 39m

$329

HarrisburgPortland

MDT - PDX

MDTPDX

Harrisburg

Sun 3/8

6:31 pm-12:15 am

1 stop8h 44m

Portland

Thu 3/12

11:46 am-10:32 pm

1 stop7h 46m

$337

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 39 results
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Best time to book a flight from Harrisburg to Washington

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

What is the cheapest month to book a flight from Harrisburg to State of Washington?

Currently, March is the cheapest month in which you can book a flight from Harrisburg to State of Washington (average of $111). Flying from Harrisburg to State of Washington in July is currently the most expensive (average of $221). 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.

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. 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 Washington. Reviews last updated January 27, 2026.
Read through reviews of airlines operating flights from Harrisburg to Washington, such as Alaska Airlines, Delta, and United Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,795 reviews

Overall

8.0

Food

7.1

Crew

8.5

Entertainment

7.0

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Alaska Airlines
8.0
Very good
11,795 reviews
Alaska Airlines
8.0
Very good
11,795 reviews

Overall

8.0

Food

7.1

Crew

8.5

Entertainment

7.0

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Delta
7.9
Good
8,118 reviews
Alaska Airlines
8.0
Very good
11,795 reviews

Overall

8.0

Food

7.1

Crew

8.5

Entertainment

7.0

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
United Airlines
7.4
Good
9,205 reviews
Alaska Airlines
8.0
Very good
11,795 reviews

Overall

8.0

Food

7.1

Crew

8.5

Entertainment

7.0

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
American Airlines
7.2
Good
11,197 reviews
Alaska Airlines
8.0
Very good
11,795 reviews

Overall

8.0

Food

7.1

Crew

8.5

Entertainment

7.0

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.

Related info for your journey

Find useful and relevant information for your journey from Harrisburg to Washington. 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 from for flights from Harrisburg to Washington?

    Harrisburg (MDT), located 8.5 mi from the city center, is the airport you fly out of when you book flights from Harrisburg to Washington.

  • How long is the flight from Harrisburg to State of Washington?

    There are many flights that can get you from Harrisburg to State of Washington in 8h 03m. Fly via American Airlines, United Airlines, or Delta to get the fastest option. Harrisburg and State of Washington are separated by a distance of 2289 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Harrisburg to State of Washington one-way?

    The cheapest airlines for a one-way flight from Harrisburg to State of Washington are American Airlines ($143), Delta ($143), and United Airlines ($166).

  • What are the most popular routes from Harrisburg to State of Washington?

    The most popular flight routes from Harrisburg to State of Washington are Harrisburg - Seattle/Tacoma Intl, Harrisburg - Portland and Harrisburg - Spokane.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Harrisburg to Washington 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 Harrisburg to State of Washington?

    Currently, March is the cheapest month in which you can book a flight from Harrisburg to State of Washington (average of $111). Flying from Harrisburg to State of Washington in July is currently the most expensive (average of $221). 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

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Alternative routes for Harrisburg to Washington

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

Discover the top 4 airlines that operate flights from Harrisburg to Washington. 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 January 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$259Average$537FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$286Average$471FlexibilityNo cancel feeOn-time71%
DeltaCheapest$286Average$467FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$427Average$587FlexibilityNo cancel feeOn-time75%

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