How does KAYAK find such low prices on flights from Washington to Philadelphia?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Philadelphia. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Philadelphia?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Philadelphia from Washington is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Washington to Philadelphia?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Philadelphia with an airline and back to Washington with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Philadelphia?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Philadelphia from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$105 CHEAP FLIGHTS from Washington to Philadelphia

PHL

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Cheap Flights from Washington to Philadelphia

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Washington to Philadelphia that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Washington to Philadelphia

Fri, Aug 22 - Sat, Aug 30

5:05 pm - 5:45 amPDX-PHL

9h 40m1 stop

6:59 pm - 11:31 pmPHL-PDX

7h 32m1 stop

$211Delta

Find Deal

Sun, Aug 24 - Tue, Aug 26

12:18 pm - 4:54 amPDX-PHL

13h 36m1 stop

9:00 am - 6:57 pmPHL-PDX

12h 57m1 stop

$241

Find Deal

Fri, Oct 17 - Mon, Oct 20

2:35 pm - 12:10 amPDX-PHL

6h 35m1 stop

5:00 pm - 11:55 pmPHL-PDX

9h 55m1 stop

$264Southwest

Find Deal

Wed, Aug 20 - Sat, Aug 23

6:41 am - 4:54 amSEA-PHL

19h 13m1 stop

6:25 am - 11:45 amPHL-SEA

8h 20m1 stop

$265Frontier

Find Deal

Sat, Sep 6 - Tue, Sep 16

5:10 am - 4:40 pmPDX-PHL

8h 30m1 stop

1:40 pm - 8:30 pmPHL-PDX

9h 50m2 stops

$270Southwest

Find Deal

Fri, Sep 19 - Sat, Sep 20

9:45 pm - 6:02 amSEA-PHL

5h 17mnonstop

7:22 am - 10:18 amPHL-SEA

5h 56mnonstop

$271Hawaiian Airlines

Find Deal

Fri, Sep 19 - Sat, Sep 20

11:05 pm - 7:09 amSEA-PHL

5h 04mnonstop

9:00 am - 12:00 pmPHL-SEA

6h 00mnonstop

$272American Airlines

Find Deal

Sat, Aug 16 - Fri, Aug 29

7:01 pm - 5:09 amPDX-PHL

7h 08m1 stop

6:25 am - 11:23 amPHL-PDX

7h 58m1 stop

$275Frontier

Find Deal

Thu, Sep 4 - Wed, Sep 10

11:05 pm - 7:09 amSEA-PHL

5h 04mnonstop

6:50 pm - 10:04 pmPHL-SEA

6h 14mnonstop

$276American Airlines

Find Deal

Wed, Sep 3 - Sat, Sep 6

9:45 pm - 6:02 amSEA-PHL

5h 17mnonstop

7:22 am - 10:18 amPHL-SEA

5h 56mnonstop

$277Hawaiian Airlines

Find Deal

Useful Info

Low season	January
High season	July
Cheapest flight	$105

Best time to beat the crowds but there is an average 2% increase in price.

Most popular time to fly and prices are also 5% lower on average.

Flight from Portland to Philadelphia

How does KAYAK find such low prices on flights from Washington to Philadelphia?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Philadelphia.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Philadelphia?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Philadelphia from Washington is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Washington to Philadelphia?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Philadelphia with an airline and back to Washington with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Philadelphia?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Philadelphia from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Newark

Everything you need to know for your flight to Philadelphia

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Philadelphia

Philadelphia (PHL)

Not what you’re looking for? Find thousands of other hotels, flights, car rentals and package deals with KAYAK.

PHL

$105 Find Cheap Flights from Washington to Philadelphia

KAYAK searches hundreds of travel sites at once for deals on flights to Philadelphia

Cheap Flights from Washington to Philadelphia

Recent round-trip flight deals from Washington to Philadelphia

Recent one-way flight deals from Washington to Philadelphia

Recent last minute flight deals from Washington to Philadelphia

Recent direct flight deals from Washington to Philadelphia

Good to know

FAQs for booking flights from Washington to Philadelphia

How does KAYAK find such low prices on flights from Washington to Philadelphia?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Philadelphia.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Philadelphia?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Philadelphia from Washington is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Washington to Philadelphia?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Philadelphia with an airline and back to Washington with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Philadelphia?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Philadelphia from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Philadelphia?

Everything you need to know for your flight to Philadelphia

Information on the airport you'll fly into in Philadelphia

Cabin class types available on flights to Washington

Complete your trip to Philadelphia with a hotel stay or car rental

Find direct flights for Philadelphia

Flights to other popular destinations

Flights from domestic origins to Philadelphia

Choose which airport to fly into in Philadelphia

Find deals for your return flight