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$127+ 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 4/27. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SEA
Apr 27 — May 41
Sun 4/27
Sun 5/4
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 April 22, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$243
(Kiwi.com)

One-way from

$127
(CheapOair)

Popular in

July

Cheapest in

March

Average price

$427

Good round-trip deal

$393 or less

Good one-way deal

$200 or less
Provider with most accurate pricing for Philadelphia-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Philadelphia-Seattle/Tacoma Intl flights.
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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. 13% potential increase in price ($69 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 April 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 April 22, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 4/21. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/186:53 amEWR - PDX
1 stop13h 51mSpirit Airlines
Tue 6/246:39 pmPDX - EWR
1 stop8h 09mSpirit Airlines
Deal found 4/21$249
This Mytrip deal was found by Cheapflights users on 4/21. 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 5/247:35 amEWR - PDX
1 stop12h 10mMultiple Airlines
Mon 6/24:35 pmPDX - EWR
1 stop18h 27mMultiple Airlines
Deal found 4/21$251
This Expedia deal was found by Cheapflights users on 4/22. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/126:59 amJFK - PDX
1 stop11h 43mMultiple Airlines
Tue 5/2011:58 amPDX - JFK
1 stop8h 01mMultiple Airlines
Deal found 4/22$252
This Mytrip deal was found by Cheapflights users on 4/22. 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.
Tue 5/205:30 amEWR - SEA
2 stops21h 40mSpirit Airlines
Wed 5/216:00 amSEA - EWR
1 stop14h 29mSpirit Airlines
Deal found 4/22$255
This Delta deal was found by Cheapflights users on 4/22. 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 5/296:35 pmEWR - SEA
1 stop8h 12mDelta
Wed 6/46:00 amSEA - EWR
1 stop8h 30mDelta
Deal found 4/22$257
This American Airlines deal was found by Cheapflights users on 4/22. 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 5/124:49 pmEWR - PDX
1 stop10h 08mAmerican Airlines
Mon 5/199:38 pmPDX - EWR
1 stop9h 10mAmerican Airlines
Deal found 4/22$257
This American Airlines deal was found by Cheapflights users on 4/22. 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 5/142:30 pmJFK - PDX
1 stop9h 51mAmerican Airlines
Wed 5/216:00 amPDX - JFK
1 stop11h 30mAmerican Airlines
Deal found 4/22$257
This Alaska Airlines deal was found by Cheapflights users on 4/22. 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.
Fri 10/37:29 pmEWR - SEA
Nonstop6h 03mAlaska Airlines
Tue 10/75:30 amSEA - EWR
1 stop7h 02mAlaska Airlines
Deal found 4/22$259
This flugladen.de deal was found by Cheapflights users on 4/21. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/86:59 amJFK - SEA
1 stop14h 01mMultiple Airlines
Wed 5/142:35 pmSEA - JFK
Nonstop5h 24mMultiple Airlines
Deal found 4/21$266
This Alaska Airlines deal was found by Cheapflights users on 4/22. 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.
Tue 6/37:15 amIAD - SEA
1 stop9h 29mAlaska Airlines
Tue 6/1011:30 pmSEA - IAD
Nonstop5h 06mAlaska Airlines
Deal found 4/22$267
This Priceline deal was found by Cheapflights users on 4/21. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/311:35 pmLGA - SEA
2 stops13h 35mMultiple Airlines
Mon 6/29:22 amSEA - LGA
1 stop8h 37mMultiple Airlines
Deal found 4/21$267
This Expedia deal was found by Cheapflights users on 4/22. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/3012:03 pmEWR - SEA
1 stop15h 07mMultiple Airlines
Mon 6/29:40 pmSEA - EWR
Nonstop5h 19mMultiple Airlines
Deal found 4/22$268

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 April 22, 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

NewarkPortland

EWR - PDX

EWRPDX

Newark

Wed 6/18

6:53 am-5:44 pm

1 stop13h 51m

Portland

Tue 6/24

6:39 pm-5:48 am

1 stop8h 09m

$249

NewarkPortland

EWR - PDX

EWRPDX

Newark

Sat 5/24

7:35 am-4:45 pm

1 stop12h 10m

Portland

Mon 6/2

4:35 pm-2:02 pm

1 stop18h 27m

$251

New YorkPortland

JFK - PDX

JFKPDX

New York John F Kennedy Intl

Mon 5/12

6:59 am-3:42 pm

1 stop11h 43m

Portland

Tue 5/20

11:58 am-10:59 pm

1 stop8h 01m

$252

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Tue 5/20

5:30 am-12:10 am

2 stops21h 40m

Seattle/Tacoma Intl

Wed 5/21

6:00 am-11:29 pm

1 stop14h 29m

$255

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Thu 5/29

6:35 pm-11:47 pm

1 stop8h 12m

Seattle/Tacoma Intl

Wed 6/4

6:00 am-5:30 pm

1 stop8h 30m

$257

NewarkPortland

EWR - PDX

EWRPDX

Newark

Mon 5/12

4:49 pm-11:57 pm

1 stop10h 08m

Portland

Mon 5/19

9:38 pm-9:48 am

1 stop9h 10m

$257

New YorkPortland

JFK - PDX

JFKPDX

New York John F Kennedy Intl

Wed 5/14

2:30 pm-9:21 pm

1 stop9h 51m

Portland

Wed 5/21

6:00 am-8:30 pm

1 stop11h 30m

$257

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Tue 5/13

7:30 am-2:53 pm

1 stop10h 23m

Seattle/Tacoma Intl

Mon 5/19

6:59 pm-6:52 am

1 stop8h 53m

$262

New YorkSeattle

JFK - SEA

JFKSEA

New York John F Kennedy Intl

Thu 5/8

6:59 am-6:00 pm

1 stop14h 01m

Seattle/Tacoma Intl

Wed 5/14

2:35 pm-10:59 pm

Nonstop5h 24m

$266

Washington, D.C.Seattle

IAD - SEA

IADSEA

Washington, D.C. Dulles Intl

Tue 6/3

7:15 am-1:44 pm

1 stop9h 29m

Seattle/Tacoma Intl

Tue 6/10

11:30 pm-7:36 am

Nonstop5h 06m

$267

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

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 July is currently the most expensive (average of $411). 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 April 22, 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.

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 April 22, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Pennsylvania to Washington by reading reviews from past customers. 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
9,911 reviews

Entertainment

7.1

Crew

8.5

Food

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,911 reviews
Alaska Airlines
8.0
Very good
9,911 reviews

Entertainment

7.1

Crew

8.5

Food

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
9,911 reviews

Entertainment

7.1

Crew

8.5

Food

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,920 reviews
Alaska Airlines
8.0
Very good
9,911 reviews

Entertainment

7.1

Crew

8.5

Food

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Hawaiian Airlines
7.9
Good
2,392 reviews
Alaska Airlines
8.0
Very good
9,911 reviews

Entertainment

7.1

Crew

8.5

Food

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,683 reviews
Alaska Airlines
8.0
Very good
9,911 reviews

Entertainment

7.1

Crew

8.5

Food

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

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, 31 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 Frontier. According to our data, you can fly for as low as $127. Users have also found prices from $129 and $135 on American Airlines and Spirit Airlines, 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 July is currently the most expensive (average of $411). 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 10 airlines flying from Pennsylvania to Washington

Discover the top 10 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 April 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$83Average$228FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$115Average$261FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$139Average$230FlexibilityNo cancel feeOn-time65%
Sun Country AirCheapest$199Average$314FlexibilityNo cancel feeOn-time83%
American AirlinesCheapest$212Average$521FlexibilityNo cancel feeOn-time71%
DeltaCheapest$217Average$489FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$233Average$464FlexibilityNo cancel feeOn-time85%
United AirlinesCheapest$236Average$583FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$246Average$457FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$256Average$574FlexibilityNo cancel feeOn-time75%

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