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$169+ 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 5/9. Fares are subject to change and may not be available on all flights or dates of travel.
MDT — SEA
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
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 December 18, 2025.

This American Airlines deal was found by Cheapflights users on 12/15. 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 12/185:00 amMDT - SEA
1 stop8h 02mAmerican Airlines
Mon 1/511:49 amSEA - MDT
1 stop8h 01mAmerican Airlines
Deal found 12/15$414
This United Airlines deal was found by Cheapflights users on 12/15. 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 12/186:30 amMDT - SEA
1 stop8h 33mUnited Airlines
Mon 1/511:59 pmSEA - MDT
2 stops10h 52mUnited Airlines
Deal found 12/15$419
This United Airlines deal was found by Cheapflights users on 12/16. 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 12/196:30 amMDT - SEA
1 stop8h 33mUnited Airlines
Thu 1/111:15 pmSEA - MDT
1 stop7h 21mUnited Airlines
Deal found 12/16$454
This American Airlines deal was found by Cheapflights users on 12/17. 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 12/193:42 pmMDT - GEG
2 stops10h 31mAmerican Airlines
Mon 12/2212:58 pmGEG - MDT
1 stop7h 56mAmerican Airlines
Deal found 12/17$574
This American Airlines deal was found by Cheapflights users on 12/17. 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 12/316:00 pmMDT - SEA
1 stop19h 02mAmerican Airlines
Tue 1/68:04 amSEA - MDT
1 stop12h 46mAmerican Airlines
Deal found 12/17$595
This American Airlines deal was found by Cheapflights users on 12/16. 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 12/195:00 amMDT - GEG
2 stops11h 36mAmerican Airlines
Sun 12/2812:46 pmGEG - MDT
1 stop8h 13mAmerican Airlines
Deal found 12/16$601
This United Airlines deal was found by Cheapflights users on 12/17. 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 12/195:24 pmMDT - GEG
1 stop8h 06mUnited Airlines
Sun 12/2811:59 pmGEG - MDT
1 stop7h 14mUnited Airlines
Deal found 12/17$629
This American Airlines deal was found by Cheapflights users on 12/16. 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 12/306:32 amMDT - SEA
1 stop9h 05mAmerican Airlines
Sat 2/2811:18 pmSEA - MDT
1 stop7h 21mAmerican Airlines
Deal found 12/16$699
This United Airlines deal was found by Cheapflights users on 12/16. 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 12/303:15 pmMDT - SEA
1 stop10h 32mUnited Airlines
Sat 2/2811:59 pmSEA - MDT
2 stops10h 57mUnited Airlines
Deal found 12/16$704
This United Airlines deal was found by Cheapflights users on 12/17. 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 12/313:00 pmMDT - SEA
2 stops12h 59mUnited Airlines
Tue 1/68:40 amSEA - MDT
2 stops9h 25mUnited Airlines
Deal found 12/17$719
This United Airlines deal was found by Cheapflights users on 12/16. 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 12/195:24 pmMDT - SEA
1 stop8h 23mUnited Airlines
Sun 12/2111:59 pmSEA - MDT
1 stop7h 14mUnited Airlines
Deal found 12/16$724
This American Airlines deal was found by Cheapflights users on 12/16. 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 12/318:09 amMDT - GEG
1 stop16h 19mAmerican Airlines
Sun 1/46:07 amGEG - MDT
1 stop15h 14mAmerican Airlines
Deal found 12/16$736

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 December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$238
(American Airlines)

One-way from

$169
(American Airlines)

Popular in

July

Cheapest in

February

Average price

$525
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. 8% potential increase in price ($44 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($9 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 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 December 18, 2025.
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

Tue 1/13

6:46 am-3:34 pm

1 stop11h 48m

Seattle/Tacoma Intl

Tue 1/20

9:45 pm-10:17 am

1 stop9h 32m

$238

HarrisburgSeattle

MDT - SEA

MDTSEA

Harrisburg

Fri 2/20

2:33 pm-8:56 pm

1 stop9h 23m

Seattle/Tacoma Intl

Wed 2/25

11:59 pm-10:04 am

1 stop7h 05m

$259

HarrisburgSeattle

MDT - SEA

MDTSEA

Harrisburg

Thu 2/19

3:35 pm-9:08 pm

1 stop8h 33m

Seattle/Tacoma Intl

Mon 2/23

11:18 pm-11:33 am

1 stop9h 15m

$259

HarrisburgSeattle

MDT - SEA

MDTSEA

Harrisburg

Wed 3/4

12:52 pm-9:08 pm

1 stop11h 16m

Seattle/Tacoma Intl

Mon 3/9

10:57 pm-11:32 am

1 stop9h 35m

$259

HarrisburgSeattle

MDT - SEA

MDTSEA

Harrisburg

Thu 2/19

6:29 am-11:49 am

1 stop8h 20m

Seattle/Tacoma Intl

Mon 2/23

7:29 pm-9:37 am

2 stops11h 08m

$264

HarrisburgSeattle

MDT - SEA

MDTSEA

Harrisburg

Wed 2/18

5:40 pm-10:43 pm

1 stop8h 03m

Seattle/Tacoma Intl

Sun 2/22

7:10 pm-9:37 am

2 stops11h 27m

$264

HarrisburgSeattle

MDT - SEA

MDTSEA

Harrisburg

Wed 3/11

5:36 pm-10:45 pm

1 stop8h 09m

Seattle/Tacoma Intl

Tue 4/21

7:37 pm-9:38 am

2 stops11h 01m

$264

HarrisburgSpokane

MDT - GEG

MDTGEG

Harrisburg

Wed 1/28

10:34 am-7:16 pm

2 stops11h 42m

Spokane

Sat 1/31

6:53 am-9:05 pm

2 stops11h 12m

$339

HarrisburgPortland

MDT - PDX

MDTPDX

Harrisburg

Thu 1/22

2:28 pm-10:32 pm

2 stops11h 04m

Portland

Mon 1/26

7:51 pm-9:35 am

2 stops10h 44m

$339

HarrisburgPortland

MDT - PDX

MDTPDX

Harrisburg

Sat 2/14

2:33 pm-10:56 pm

2 stops11h 23m

Portland

Wed 3/18

6:57 pm-9:32 am

2 stops11h 35m

$339

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 47 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 $104). Flying from Harrisburg to State of Washington in July is currently the most expensive (average of $232). 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 MDT to WA?

Find hourly flight availability from Harrisburg to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

It’s optimal to fly from Harrisburg to State of Washington at noon. By choosing this option you can save up to 46% on the cost of your flight, compared to a flight in the afternoon.

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 December 18, 2025.
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
11,477 reviews

Food

7.1

Boarding

8.1

Entertainment

7.0

Crew

8.5

Overall

8.0

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
11,477 reviews
Alaska Airlines
8.0
Very good
11,477 reviews

Food

7.1

Boarding

8.1

Entertainment

7.0

Crew

8.5

Overall

8.0

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
8,005 reviews
Alaska Airlines
8.0
Very good
11,477 reviews

Food

7.1

Boarding

8.1

Entertainment

7.0

Crew

8.5

Overall

8.0

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
9,091 reviews
Alaska Airlines
8.0
Very good
11,477 reviews

Food

7.1

Boarding

8.1

Entertainment

7.0

Crew

8.5

Overall

8.0

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
11,054 reviews
Alaska Airlines
8.0
Very good
11,477 reviews

Food

7.1

Boarding

8.1

Entertainment

7.0

Crew

8.5

Overall

8.0

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 11h 42m. Fly via American Airlines or United Airlines to get the fastest option. Harrisburg and State of Washington are separated by a distance of 2066 mi. This flight may include one or multiple stops.

  • 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 $104). Flying from Harrisburg to State of Washington in July is currently the most expensive (average of $232). 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$286Average$536FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$286Average$476FlexibilityNo cancel feeOn-time71%
DeltaCheapest$286Average$449FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$427Average$598FlexibilityNo cancel feeOn-time75%

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