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$99+ 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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SEA
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
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 September 11, 2025.

Round-trip from

$195
(Southwest)

One-way from

$99
(United Airlines)

Popular in

June

Cheapest in

March

Average price

$387

Good round-trip deal

$318 or less

Good one-way deal

$178 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 ($9 potential savings vs. average RT price).
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Average for round-trip flights in September 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 September 11, 2025.

This Southwest deal was found by Cheapflights users on 9/9. 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 9/276:55 amLGA - SEA
1 stop8h 50mSouthwest
Tue 9/3011:10 pmSEA - LGA
1 stop6h 50mSouthwest
Deal found 9/9$195
This American Airlines deal was found by Cheapflights users on 9/11. 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 10/224:45 pmJFK - SEA
1 stop8h 33mAmerican Airlines
Wed 10/296:10 amSEA - JFK
1 stop7h 55mAmerican Airlines
Deal found 9/11$196
This Southwest deal was found by Cheapflights users on 9/10. 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.
Thu 9/253:40 pmLGA - SEA
1 stop11h 25mSouthwest
Tue 9/305:15 amSEA - LGA
1 stop9h 55mSouthwest
Deal found 9/10$196
This Hawaiian Airlines deal was found by Cheapflights users on 9/11. 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.
Fri 10/317:29 pmEWR - SEA
Nonstop6h 21mHawaiian Airlines
Fri 11/147:00 amSEA - EWR
Nonstop5h 25mHawaiian Airlines
Deal found 9/11$197
This American Airlines deal was found by Cheapflights users on 9/10. 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 10/221:00 pmJFK - SEA
1 stop11h 48mAmerican Airlines
Fri 10/2411:24 pmSEA - JFK
1 stop9h 28mAmerican Airlines
Deal found 9/10$197
This American Airlines deal was found by Cheapflights users on 9/11. 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 10/33:00 pmLGA - SEA
1 stop9h 23mAmerican Airlines
Mon 10/612:34 amSEA - LGA
1 stop7h 49mAmerican Airlines
Deal found 9/11$197
This Trip.com deal was found by Cheapflights users on 9/11. 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.
Wed 10/227:19 amEWR - SEA
Nonstop6h 03mHawaiian Airlines
Wed 10/298:48 amSEA - EWR
Nonstop5h 18mHawaiian Airlines
Deal found 9/11$198
This American Airlines deal was found by Cheapflights users on 9/9. 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 10/242:06 pmLGA - SEA
1 stop9h 40mAmerican Airlines
Fri 10/3111:44 amSEA - LGA
1 stop8h 51mAmerican Airlines
Deal found 9/9$198
This SmartFares deal was found by Cheapflights users on 9/9. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/246:55 pmJFK - SEA
Nonstop6h 17mAlaska Airlines
Fri 10/312:40 pmSEA - JFK
Nonstop5h 19mAlaska Airlines
Deal found 9/9$199
This Southwest deal was found by Cheapflights users on 9/9. 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.
Tue 10/283:30 pmLGA - SEA
2 stops11h 15mSouthwest
Wed 10/299:10 amSEA - LGA
1 stop10h 15mSouthwest
Deal found 9/9$199
This KAYAK deal was found by Cheapflights users on 9/10. 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.
Fri 11/144:25 pmEWR - SEA
Nonstop6h 10mAlaska Airlines
Mon 11/179:34 pmSEA - EWR
Nonstop5h 25mAlaska Airlines
Deal found 9/10$201
This KAYAK deal was found by Cheapflights users on 9/10. 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.
Sat 10/257:20 amJFK - SEA
Nonstop6h 09mAlaska Airlines
Sun 10/262:40 pmSEA - JFK
Nonstop5h 19mAlaska Airlines
Deal found 9/10$201

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 September 11, 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

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Fri 11/14

7:55 am-11:11 am

Nonstop6h 16m

Seattle/Tacoma Intl

Sun 11/16

6:00 am-2:16 pm

Nonstop5h 16m

$197

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Fri 10/31

7:30 am-10:40 am

Nonstop6h 10m

Seattle/Tacoma Intl

Fri 11/14

9:34 pm-5:59 am

Nonstop5h 25m

$197

New YorkSeattle

JFK - SEA

JFKSEA

New York John F Kennedy Intl

Tue 9/30

6:54 pm-10:20 pm

Nonstop6h 26m

Seattle/Tacoma Intl

Sat 10/4

11:59 pm-8:18 am

Nonstop5h 19m

$197

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Wed 10/1

7:45 am-10:47 am

Nonstop6h 02m

Seattle/Tacoma Intl

Sat 10/4

10:54 pm-7:09 am

Nonstop5h 15m

$197

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Wed 10/1

3:32 pm-6:31 pm

Nonstop5h 59m

Seattle/Tacoma Intl

Sun 10/5

6:00 am-2:23 pm

Nonstop5h 23m

$197

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Tue 9/30

7:08 pm-10:17 pm

Nonstop6h 09m

Seattle/Tacoma Intl

Sun 10/5

6:00 am-2:23 pm

Nonstop5h 23m

$202

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Fri 9/26

2:30 pm-9:45 pm

1 stop10h 15m

Seattle/Tacoma Intl

Tue 9/30

5:15 am-6:10 pm

1 stop9h 55m

$205

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Wed 10/1

7:29 pm-10:39 pm

Nonstop6h 10m

Seattle/Tacoma Intl

Sun 10/5

9:30 pm-5:59 am

Nonstop5h 29m

$207

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Tue 10/7

5:57 pm-9:05 pm

Nonstop6h 08m

Seattle/Tacoma Intl

Fri 10/24

9:30 pm-5:59 am

Nonstop5h 29m

$207

New YorkSeattle

JFK - SEA

JFKSEA

New York John F Kennedy Intl

Thu 10/2

7:00 pm-10:24 pm

Nonstop6h 24m

Seattle/Tacoma Intl

Tue 10/7

11:40 pm-8:00 am

Nonstop5h 20m

$207

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

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 $388). 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 September 11, 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 September 11, 2025.

The most flights from USPA to USWA are scheduled on a Thursday (10 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (6 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 September 11, 2025.
Read reviews from past customers who have flown Alaska Airlines, Delta, and Hawaiian Airlines 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

Entertainment

7.0

Overall

8.0

Food

7.1

Crew

8.5

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.0

Overall

8.0

Food

7.1

Crew

8.5

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Delta
8.0
Very good
7,960 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.0

Overall

8.0

Food

7.1

Crew

8.5

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Hawaiian Airlines
7.8
Good
2,723 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.0

Overall

8.0

Food

7.1

Crew

8.5

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
United Airlines
7.4
Good
8,937 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.0

Overall

8.0

Food

7.1

Crew

8.5

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.0

Overall

8.0

Food

7.1

Crew

8.5

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why

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, 37 users have taken a look at flights from Pennsylvania to Washington.

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

    Airlines like United Airlines, Hawaiian Airlines, and JetBlue fly from Pennsylvania to State of Washington in about 6h 10m. The time it takes to get you to your destination is usually consistent. The distance between Pennsylvania and State of Washington is about 2393 mi. Generally, flights for this route are nonstop.

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

    For one-way options, check prices for United Airlines. According to our data, you can fly for as low as $99. Users have also found prices from $99 and $99 on Hawaiian Airlines and Alaska 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 June is currently the most expensive (average of $388). 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.

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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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$99Average$255FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$127Average$252FlexibilityNo cancel feeOn-time65%
SouthwestCheapest$194Average$440FlexibilityNo cancel feeOn-time63%
DeltaCheapest$196Average$468FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$202Average$530FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$236Average$548FlexibilityNo cancel feeOn-time69%
Hawaiian AirlinesCheapest$236Average$451FlexibilityNo cancel feeOn-time85%
Sun Country AirCheapest$238Average$360FlexibilityNo cancel feeOn-time83%
Alaska AirlinesCheapest$253Average$550FlexibilityNo cancel feeOn-time75%

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