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$125+ 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 5/30. Fares are subject to change and may not be available on all flights or dates of travel.
MDT — SEA
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap flight deals from Harrisburg to Washington

Keep the following information in mind while searching for Harrisburg to Washington flight deals. Data was last updated May 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$287
(United Airlines)

One-way from

$125
(Delta)

Popular in

July

Cheapest in

February

Average price

$527
Provider with most accurate pricing for Harrisburg-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Harrisburg-Seattle/Tacoma Intl flights.
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From Harrisburg to Washington
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One-way flight from Harrisburg to Washington
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Highest demand for flights based on searches. 20% potential increase in price ($132 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find 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 May 1, 2025.

This American Airlines deal was found by Cheapflights users on 4/29. 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 8/206:20 pmMDT - SEA
1 stop8h 30mAmerican Airlines
Mon 8/2512:34 amSEA - MDT
1 stop7h 42mAmerican Airlines
Deal found 4/29$287
This American Airlines deal was found by Cheapflights users on 4/30. 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 5/245:37 amMDT - GEG
1 stop9h 48mAmerican Airlines
Tue 9/3012:20 pmGEG - MDT
1 stop7h 21mAmerican Airlines
Deal found 4/30$309
This American Airlines deal was found by Cheapflights users on 4/29. 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 7/193:22 pmMDT - PDX
1 stop8h 40mAmerican Airlines
Wed 7/2311:07 pmPDX - MDT
1 stop7h 41mAmerican Airlines
Deal found 4/29$309
This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/294:50 pmMDT - PDX
1 stop8h 11mDelta
Tue 6/37:05 pmPDX - MDT
2 stops12h 56mDelta
Deal found 4/29$314
This United Airlines deal was found by Cheapflights users on 4/29. 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 6/46:30 amMDT - GEG
2 stops11h 17mUnited Airlines
Wed 6/116:00 pmGEG - MDT
2 stops12h 35mUnited Airlines
Deal found 4/29$319
This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/296:00 amMDT - GEG
1 stop8h 11mDelta
Tue 8/512:21 pmGEG - MDT
1 stop8h 31mDelta
Deal found 4/29$339
This United Airlines deal was found by Cheapflights users on 4/30. 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 6/56:30 amMDT - PDX
1 stop8h 06mUnited Airlines
Sat 6/78:15 amPDX - MDT
1 stop7h 34mUnited Airlines
Deal found 4/30$339
This United Airlines deal was found by Cheapflights users on 4/29. 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 7/16:15 amMDT - SEA
1 stop8h 35mUnited Airlines
Mon 7/710:05 pmSEA - MDT
1 stop8h 40mUnited Airlines
Deal found 4/29$357
This Mytrip deal was found by Cheapflights users on 4/30. 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 6/510:01 amMDT - PDX
2 stops31h 39mMultiple Airlines
Sat 6/75:40 pmPDX - MDT
2 stops21h 23mMultiple Airlines
Deal found 4/30$390
This Delta deal was found by Cheapflights users on 4/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/235:00 pmMDT - SEA
1 stop8h 22mDelta
Fri 7/411:50 pmSEA - MDT
1 stop8h 53mDelta
Deal found 4/30$443
This Mytrip deal was found by Cheapflights users on 4/28. 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.
Sun 6/16:59 pmMDT - SEA
2 stops32h 11mMultiple Airlines
Tue 6/106:00 amSEA - MDT
3 stops30h 06mMultiple Airlines
Deal found 4/28$449
This Alaska Airlines deal was found by Cheapflights users on 4/29. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/3011:46 amMDT - GEG
2 stops9h 56mAlaska Airlines
Sat 9/65:06 amGEG - MDT
2 stops10h 00mAlaska Airlines
Deal found 4/29$502

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 May 1, 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

Wed 8/20

6:20 pm-11:50 pm

1 stop8h 30m

Seattle/Tacoma Intl

Mon 8/25

12:34 am-11:16 am

1 stop7h 42m

$287

HarrisburgSpokane

MDT - GEG

MDTGEG

Harrisburg

Sat 5/24

5:37 am-12:25 pm

1 stop9h 48m

Spokane

Tue 9/30

12:20 pm-10:41 pm

1 stop7h 21m

$309

HarrisburgPortland

MDT - PDX

MDTPDX

Harrisburg

Thu 5/29

4:50 pm-10:01 pm

1 stop8h 11m

Portland

Tue 6/3

5:40 pm-11:01 am

2 stops14h 21m

$314

HarrisburgPortland

MDT - PDX

MDTPDX

Harrisburg

Thu 6/5

6:30 am-11:36 am

1 stop8h 06m

Portland

Sat 6/7

8:15 am-6:49 pm

1 stop7h 34m

$339

HarrisburgSpokane

MDT - GEG

MDTGEG

Harrisburg

Tue 7/29

6:00 am-11:11 am

1 stop8h 11m

Spokane

Tue 8/5

11:10 pm-11:09 am

1 stop8h 59m

$339

HarrisburgPortland

MDT - PDX

MDTPDX

Harrisburg

Thu 5/29

5:37 am-10:49 am

1 stop8h 12m

Portland

Mon 6/2

11:49 pm-11:21 am

1 stop8h 32m

$349

HarrisburgSeattle

MDT - SEA

MDTSEA

Harrisburg

Tue 7/1

6:15 am-11:50 am

1 stop8h 35m

Seattle/Tacoma Intl

Mon 7/14

12:20 am-10:14 am

1 stop6h 54m

$357

HarrisburgSpokane

MDT - GEG

MDTGEG

Harrisburg

Thu 6/5

6:30 am-10:56 am

1 stop7h 26m

Spokane

Sat 6/21

6:00 pm-9:35 am

2 stops12h 35m

$381

HarrisburgPortland

MDT - PDX

MDTPDX

Harrisburg

Thu 6/5

10:01 am-2:40 pm

2 stops31h 39m

Portland

Sat 6/7

5:40 pm-6:03 pm

2 stops21h 23m

$390

HarrisburgSeattle

MDT - SEA

MDTSEA

Harrisburg

Tue 6/24

6:10 am-11:53 pm

2 stops20h 43m

Seattle/Tacoma Intl

Fri 7/4

11:50 pm-11:43 am

1 stop8h 53m

$438

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 23 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, January is the cheapest month in which you can book a flight from Harrisburg to State of Washington (average of $238). Flying from Harrisburg to State of Washington in July is currently the most expensive (average of $405). 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 May 1, 2025.

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

Rainfall in Washington by month

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

In terms of precipitation, rainfall in State of Washington ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit State of Washington when rainfall is around 0.7 in.

Temperature in Washington by month

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

If weather is an important factor for your trip to State of Washington, 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 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

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 May 1, 2025.
Read reviews from past customers who have flown Alaska Airlines, Delta and United Airlines from Harrisburg to Washington. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,968 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.1

Crew

8.5

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,968 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.1

Crew

8.5

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,934 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.1

Crew

8.5

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.1

Crew

8.5

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Allegiant Air
7.3
Good
734 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.1

Crew

8.5

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.1

Crew

8.5

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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.

  • 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 Delta ($125), United Airlines ($164), and Allegiant Air ($206).

  • 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, January is the cheapest month in which you can book a flight from Harrisburg to State of Washington (average of $238). Flying from Harrisburg to State of Washington in July is currently the most expensive (average of $405). 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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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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$286Average$447FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$307Average$532FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$328Average$596FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$352Average$767FlexibilityNo cancel feeOn-time75%

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