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$118+ Cheap flights from Pennsylvania 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 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SEA
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheap flight deals from Pennsylvania to Washington

Keep the following information in mind while searching for Pennsylvania to Washington flight deals. Data was last updated July 31, 2025.

Round-trip from

$217
(Delta)

One-way from

$118
(KAYAK)

Popular in

June

Cheapest in

March

Average price

$487

Good round-trip deal

$363 or less

Good one-way deal

$200 or less
From Pennsylvania to Washington
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One-way flight from Pennsylvania to Washington
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Highest demand for flights based on searches. 10% potential increase in price ($49 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Pennsylvania to Washington.
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Price to beat on a one-way flight from Pennsylvania to Washington.
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Find flight deals from Pennsylvania to Washington

Cheapest flights from Pennsylvania to Washington
Explore the most affordable flight options available from Pennsylvania to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This Southwest deal was found by Cheapflights users on 7/31. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/233:05 pmPIT - SEA
1 stop10h 25mSouthwest
Tue 8/266:45 amSEA - PIT
1 stop9h 10mSouthwest
Deal found 7/31$217
This Delta deal was found by Cheapflights users on 7/30. 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.
Tue 8/197:10 amPIT - SEA
1 stop7h 54mDelta
Mon 8/255:30 amSEA - PIT
1 stop8h 05mDelta
Deal found 7/30$224
This American Airlines deal was found by Cheapflights users on 7/30. 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.
Tue 12/165:14 pmPIT - SEA
1 stop9h 01mAmerican Airlines
Thu 12/2511:45 amSEA - PIT
1 stop6h 32mAmerican Airlines
Deal found 7/30$226
This Alaska Airlines deal was found by Cheapflights users on 7/31. 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 9/67:42 pmPIT - SEA
Nonstop5h 12mAlaska Airlines
Mon 9/1511:08 pmSEA - PIT
Nonstop4h 40mAlaska Airlines
Deal found 7/31$227
This Hawaiian Airlines deal was found by Cheapflights users on 7/29. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/25:48 pmEWR - PDX
Nonstop6h 02mHawaiian Airlines
Tue 9/910:30 amPDX - EWR
Nonstop5h 29mHawaiian Airlines
Deal found 7/29$237
This Mytrip deal was found by Cheapflights users on 7/31. 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.
Sat 9/276:59 amEWR - PDX
1 stop15h 24mSpirit Airlines
Tue 9/3012:07 pmPDX - EWR
1 stop14h 47mSpirit Airlines
Deal found 7/31$238
This United Airlines deal was found by Cheapflights users on 7/29. 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 9/36:00 amEWR - PDX
1 stop9h 43mUnited Airlines
Sat 9/610:50 pmPDX - EWR
Nonstop5h 15mUnited Airlines
Deal found 7/29$243
This TeaFlight deal was found by Cheapflights users on 7/31. 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 TeaFlight is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/94:59 pmJFK - SEA
1 stop9h 56mAlaska Airlines
Sat 12/137:55 amSEA - JFK
1 stop11h 05mAlaska Airlines
Deal found 7/31$244
This Mytrip deal was found by Cheapflights users on 7/30. 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.
Sat 8/236:55 amEWR - PDX
1 stop15h 02mMultiple Airlines
Fri 8/293:21 pmPDX - EWR
1 stop12h 38mMultiple Airlines
Deal found 7/30$248
This Trip.com deal was found by Cheapflights users on 7/31. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/47:00 pmJFK - SEA
Nonstop6h 20mJetBlue
Tue 9/911:59 pmSEA - JFK
Nonstop5h 21mJetBlue
Deal found 7/31$250
This lastminute.com deal was found by Cheapflights users on 7/29. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/235:06 pmDCA - SEA
Nonstop5h 50mHawaiian Airlines
Sat 8/308:00 amSEA - DCA
1 stop9h 59mHawaiian Airlines
Deal found 7/29$251
This CheapTickets deal was found by Cheapflights users on 7/30. 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 CheapTickets is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/136:09 pmIAD - SEA
Nonstop5h 47mHawaiian Airlines
Sat 9/204:20 pmSEA - IAD
Nonstop5h 03mHawaiian Airlines
Deal found 7/30$253

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pennsylvania 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 July 31, 2025.
Use the filters below to find and compare flights from Pennsylvania to Washington that are best for you.

Fly from

Pennsylvania

Fly to

Washington

Route

Depart

Return

Price

PittsburghSeattle

PIT - SEA

PITSEA

Pittsburgh

Sat 8/23

3:05 pm-10:30 pm

1 stop10h 25m

Seattle/Tacoma Intl

Tue 8/26

6:45 am-6:55 pm

1 stop9h 10m

$217

PittsburghSeattle

PIT - SEA

PITSEA

Pittsburgh

Tue 8/19

7:10 am-12:04 pm

1 stop7h 54m

Seattle/Tacoma Intl

Mon 8/25

5:30 am-4:35 pm

1 stop8h 05m

$224

PittsburghSeattle

PIT - SEA

PITSEA

Pittsburgh

Tue 12/16

6:44 am-12:01 pm

1 stop8h 17m

Seattle/Tacoma Intl

Wed 12/24

1:37 am-1:37 pm

1 stop9h 00m

$226

PittsburghSeattle

PIT - SEA

PITSEA

Pittsburgh

Sat 9/6

7:42 pm-9:54 pm

Nonstop5h 12m

Seattle/Tacoma Intl

Sun 9/7

11:08 pm-6:48 am

Nonstop4h 40m

$227

PittsburghSeattle

PIT - SEA

PITSEA

Pittsburgh

Thu 8/21

7:42 pm-9:54 pm

Nonstop5h 12m

Seattle/Tacoma Intl

Mon 8/25

11:10 pm-6:48 am

Nonstop4h 38m

$237

NewarkPortland

EWR - PDX

EWRPDX

Newark

Tue 9/2

5:48 pm-8:50 pm

Nonstop6h 02m

Portland

Tue 9/9

10:30 am-6:59 pm

Nonstop5h 29m

$237

NewarkPortland

EWR - PDX

EWRPDX

Newark

Sat 9/27

6:59 am-7:23 pm

1 stop15h 24m

Portland

Tue 9/30

12:07 pm-5:54 am

1 stop14h 47m

$238

NewarkPortland

EWR - PDX

EWRPDX

Newark

Wed 9/3

6:00 am-12:43 pm

1 stop9h 43m

Portland

Wed 9/10

10:45 pm-7:00 am

Nonstop5h 15m

$243

New YorkSeattle

JFK - SEA

JFKSEA

New York John F Kennedy Intl

Thu 9/25

4:55 pm-8:16 pm

Nonstop6h 21m

Seattle/Tacoma Intl

Sat 10/4

3:45 pm-12:09 am

Nonstop5h 24m

$247

NewarkPortland

EWR - PDX

EWRPDX

Newark

Sat 8/23

6:55 am-6:57 pm

1 stop15h 02m

Portland

Fri 8/29

3:21 pm-6:59 am

1 stop12h 38m

$248

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 60 results
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Best time to book a flight from Pennsylvania to Washington

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

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

Currently, January is the cheapest month in which you can book a flight from Pennsylvania to State of Washington (average of $238). Flying from Pennsylvania to State of Washington in June is currently the most expensive (average of $389). 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 PA to WA?

Find hourly flight availability from Pennsylvania 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 July 31, 2025.

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

Weekly flight availability from Pennsylvania to State of Washington

Explore weekly flight availability from Pennsylvania to Washington. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 31, 2025.

The most flights from USPA to USWA are scheduled on a Thursday (12 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (8 on average).

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 July 31, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest, and Delta from Pennsylvania to Washington. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Entertainment

7.1

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Entertainment

7.1

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Southwest
8.0
Very good
4,246 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Entertainment

7.1

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,981 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Entertainment

7.1

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Hawaiian Airlines
7.8
Good
2,611 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Entertainment

7.1

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,900 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Entertainment

7.1

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

Find useful and relevant information for your journey from Pennsylvania to Washington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this Pennsylvania to State of Washington flight route?

    Within the past month, 38 users have taken a look at flights from Pennsylvania to Washington.

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

    For one-way options, check prices for Hawaiian Airlines. According to our data, you can fly for as low as $118. Users have also found prices from $119 and $120 on United Airlines and Southwest, respectively.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Pennsylvania to State of Washington (average of $238). Flying from Pennsylvania to State of Washington in June is currently the most expensive (average of $389). 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 Pennsylvania to Washington

See prices for flight routes from nearby airports that may be better suited for you.
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Top 9 airlines flying from Pennsylvania to Washington

Discover the top 9 airlines that operate flights from Pennsylvania 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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$99Average$238FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$127Average$244FlexibilityNo cancel feeOn-time65%
SouthwestCheapest$194Average$444FlexibilityNo cancel feeOn-time63%
DeltaCheapest$196Average$460FlexibilityNo cancel feeOn-timeN/A
Sun Country AirCheapest$211Average$361FlexibilityNo cancel feeOn-time83%
American AirlinesCheapest$215Average$513FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$236Average$560FlexibilityNo cancel feeOn-time69%
Hawaiian AirlinesCheapest$246Average$459FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$256Average$560FlexibilityNo cancel feeOn-time75%

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