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$67+ Cheap flights from Philadelphia (PHL) 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 4/1. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SEA
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap flight deals from Philadelphia to Washington

Keep the following information in mind while searching for Philadelphia to Washington flight deals. Data was last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$228
(Mytrip)

One-way from

$67
(FlightHub)

Popular in

July

Cheapest in

April

Average price

$416

Good round-trip deal

$406 or less

Good one-way deal

$198 or less
Provider with most accurate pricing for Philadelphia-Seattle/Tacoma Intl flight deals.
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From Philadelphia to Washington
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One-way flight from Philadelphia to Washington
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Highest demand for flights based on searches. 15% potential increase in price ($81 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from Philadelphia to Washington.
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Price to beat on a one-way flight from Philadelphia to Washington.
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Find flight deals from Philadelphia to Washington

Cheapest flights from Philadelphia to Washington
Explore the most affordable flight options available from Philadelphia to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Mytrip deal was found by Cheapflights users on 2/20. 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.
Mon 4/143:22 pmPHL - PDX
2 stops20h 00mSpirit Airlines
Wed 4/167:01 pmPDX - PHL
2 stops31h 05mSpirit Airlines
Deal found 2/20$228
This FlightHub deal was found by Cheapflights users on 2/20. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/139:00 amPHL - PDX
2 stops26h 12mMultiple Airlines
Sat 5/246:20 amPDX - PHL
1 stop12h 21mMultiple Airlines
Deal found 2/20$231
This Booking.com deal was found by Cheapflights users on 2/19. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/86:54 pmPHL - PDX
1 stop23h 48mFrontier
Fri 5/234:58 pmPDX - PHL
1 stop25h 43mFrontier
Deal found 2/19$234
This Mytrip deal was found by Cheapflights users on 2/19. 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 3/67:40 pmPHL - PSC
1 stop28h 00mMultiple Airlines
Mon 3/109:25 pmPSC - PHL
1 stop29h 19mMultiple Airlines
Deal found 2/19$266
This Mytrip deal was found by Cheapflights users on 2/20. 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.
Fri 3/76:38 pmPHL - BLI
2 stops31h 37mMultiple Airlines
Tue 3/118:30 amBLI - PHL
1 stop18h 14mMultiple Airlines
Deal found 2/20$294
This Mytrip deal was found by Cheapflights users on 2/20. 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 4/263:22 pmPHL - SEA
2 stops30h 29mSpirit Airlines
Tue 4/2912:30 pmSEA - PHL
3 stops18h 43mSpirit Airlines
Deal found 2/20$296
This Alaska Airlines deal was found by Cheapflights users on 2/20. 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.
Thu 4/37:20 amPHL - SEA
Nonstop6h 00mAlaska Airlines
Tue 4/159:54 pmSEA - PHL
Nonstop5h 06mAlaska Airlines
Deal found 2/20$297
This Mytrip deal was found by Cheapflights users on 2/20. 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 3/27:45 amPHL - SEA
1 stop29h 38mMultiple Airlines
Wed 3/512:41 pmSEA - PHL
1 stop14h 03mMultiple Airlines
Deal found 2/20$298
This Mytrip deal was found by Cheapflights users on 2/20. 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.
Fri 2/288:00 amPHL - SEA
1 stop28h 30mFrontier
Sat 3/13:03 pmSEA - PHL
1 stop13h 35mFrontier
Deal found 2/20$299
This Delta deal was found by Cheapflights users on 2/20. 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 4/176:34 pmPHL - SEA
1 stop8h 28mDelta
Mon 4/216:59 pmSEA - PHL
1 stop7h 51mDelta
Deal found 2/20$317
This Delta deal was found by Cheapflights users on 2/20. 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 4/2210:25 amPHL - PDX
1 stop14h 23mDelta
Mon 4/2811:19 pmPDX - PHL
1 stop22h 29mDelta
Deal found 2/20$323
This American Airlines deal was found by Cheapflights users on 2/20. 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 4/36:48 pmPHL - SEA
Nonstop6h 17mAmerican Airlines
Mon 4/1412:59 amSEA - PHL
1 stop7h 56mAmerican Airlines
Deal found 2/20$327

Find flights from Philadelphia to Washington within your budget

Customize your flight search to find flights from Philadelphia 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 February 20, 2025.

Fly from

Philadelphia

Fly to

Washington

Route

Depart

Return

Price

PhiladelphiaPortland

PHL - PDX

PHLPDX

Philadelphia

Mon 4/14

3:22 pm-8:22 am

2 stops20h 00m

Portland

Wed 4/16

7:01 pm-5:06 am

2 stops31h 05m

$228

PhiladelphiaPortland

PHL - PDX

PHLPDX

Philadelphia

Tue 5/13

9:00 am-8:12 am

2 stops26h 12m

Portland

Sat 5/24

6:20 am-9:41 pm

1 stop12h 21m

$231

PhiladelphiaPortland

PHL - PDX

PHLPDX

Philadelphia

Thu 5/8

6:54 pm-3:42 pm

1 stop23h 48m

Portland

Fri 5/23

4:58 pm-9:41 pm

1 stop25h 43m

$234

PhiladelphiaPasco

PHL - PSC

PHLPSC

Philadelphia

Thu 3/6

7:40 pm-8:40 pm

1 stop28h 00m

Pasco Tri Cities

Mon 3/10

9:25 pm-5:44 am

1 stop29h 19m

$266

PhiladelphiaSeattle

PHL - SEA

PHLSEA

Philadelphia

Fri 5/30

12:10 pm-10:51 pm

1 stop13h 41m

Seattle/Tacoma Intl

Thu 6/5

11:59 pm-11:10 am

1 stop8h 11m

$294

PhiladelphiaBellingham

PHL - BLI

PHLBLI

Philadelphia

Fri 3/7

6:38 pm-11:15 pm

2 stops31h 37m

Bellingham

Tue 3/11

8:30 am-5:44 am

1 stop18h 14m

$294

PhiladelphiaSeattle

PHL - SEA

PHLSEA

Philadelphia

Fri 3/7

6:38 pm-11:46 am

2 stops20h 08m

Seattle/Tacoma Intl

Tue 3/11

7:57 pm-8:58 am

3 stops34h 01m

$295

PhiladelphiaSeattle

PHL - SEA

PHLSEA

Philadelphia

Thu 4/3

7:20 am-10:20 am

Nonstop6h 00m

Seattle/Tacoma Intl

Tue 4/15

9:54 pm-6:00 am

Nonstop5h 06m

$297

PhiladelphiaSeattle

PHL - SEA

PHLSEA

Philadelphia

Sun 3/2

7:45 am-10:23 am

1 stop29h 38m

Seattle/Tacoma Intl

Wed 3/5

12:41 pm-5:44 am

1 stop14h 03m

$298

PhiladelphiaSeattle

PHL - SEA

PHLSEA

Philadelphia

Thu 3/6

6:40 am-12:02 pm

1 stop8h 22m

Seattle/Tacoma Intl

Sun 3/9

2:02 pm-5:15 am

1 stop12h 13m

$300

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 59 results
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Best time to book a flight from Philadelphia to Washington

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

Travel insights for flights from Philadelphia to Washington

Get recent, data-driven insights about flights from Philadelphia to Washington including ideal travel times, pricing trends, and more.

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

Currently, January is the cheapest month in which you can book a flight from Philadelphia to State of Washington (average of $238). Flying from Philadelphia 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 PHL to WA?

Find hourly flight availability from Philadelphia 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 February 20, 2025.

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

Weekly flight availability from Philadelphia to State of Washington

Explore weekly flight availability from Philadelphia 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 February 20, 2025.

The most flights from PHL to USWA are scheduled on a Monday (6 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (3 on average).

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 February 20, 2025.
Get a feel of what it's like to fly with Southwest, Alaska Airlines and Delta from Philadelphia to Washington by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Overall

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Overall

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,692 reviews
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Overall

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,220 reviews
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Overall

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Hawaiian Airlines
7.9
Good
2,317 reviews
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Overall

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

JetBlue
7.4
Good
3,070 reviews
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Overall

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Related info for your journey

Find useful and relevant information for your journey from Philadelphia 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 Philadelphia to Washington?

    If you book a flight to Washington from Philadelphia, you will be flying from Philadelphia, which is the city’s only airport. Philadelphia (PHL) is located 7.0 mi from the center of Philadelphia.

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

    This flight path from Philadelphia to Washington was viewed by 30 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    One-way options have recently been found by users for as low as $67 on Spirit Airlines. Other airlines that offer cheap prices include Frontier from $92 and Hawaiian Airlines from $149 one-way.

  • What are the most popular routes from Philadelphia to State of Washington?

    Most travelers choose Philadelphia - Seattle/Tacoma Intl, Philadelphia - Portland or Philadelphia - Spokane when deciding on the best route from Philadelphia to State of Washington.

  • What are the most reliable airlines from Philadelphia to State of Washington?

    Consider Hawaiian Airlines (79%), Alaska Airlines (73%) or Air Tahiti Nui (64%) when booking your flight. These represent the most reliable airlines when flying from Philadelphia to State of Washington.

  • What are the cheapest flights from Philadelphia to State of Washington?

    Looking for the cheapest flight from Philadelphia to State of Washington? While on average our users pay $923, our data indicates the cheapest price to be $148. The most popular route (Philadelphia - Seattle/Tacoma Intl), is priced around $136.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Philadelphia to State of Washington (average of $238). Flying from Philadelphia 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.

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Alternative routes for Philadelphia 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 Philadelphia to Washington

Discover the top 9 airlines that operate flights from Philadelphia 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$115Average$261FlexibilityNo cancel feeOn-time62%
FrontierCheapest$138Average$252FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$140Average$253FlexibilityNo cancel feeOn-time65%
Sun Country AirCheapest$199Average$325FlexibilityNo cancel feeOn-time83%
DeltaCheapest$277Average$490FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$282Average$526FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$286Average$617FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$310Average$474FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$326Average$476FlexibilityNo cancel feeOn-time63%
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