PHL

$90 Find Cheap Flights from Washington to Philadelphia

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Philadelphia departing on 2/9. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$261
Overall average: $376
United Airlines
Thu 1/15Sun 1/18
SEA - PHL • 1 stop
Cheapest non-stop
$277
Typical prices: $277-$687
American Airlines
Mon 1/12Thu 1/15
SEA - PHL • Non-stop
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We hope you love your trip to Philadelphia!
Flight Deals
Useful Info
Flight Deals

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.

Recent round-trip flight deals from Washington to Philadelphia

Thu, Jan 15 - Sun, Jan 18
United Airlines Logo
7:00 am - 5:34 pm
SEA
-
PHL
7h 34m1 stop
United Airlines Logo
6:30 am - 3:44 pm
PHL
-
SEA
12h 14m2 stops
$261United Airlines
Fri, Jan 23 - Sun, Jan 25
United Airlines Logo
5:00 am - 6:54 pm
SEA
-
PHL
10h 54m2 stops
United Airlines Logo
10:10 am - 4:01 pm
PHL
-
SEA
8h 51m1 stop
$262United Airlines
Tue, Jan 13 - Sat, Jan 17
United Airlines Logo
5:00 am - 5:34 pm
SEA
-
PHL
9h 34m2 stops
United Airlines Logo
10:30 am - 6:26 pm
PHL
-
SEA
10h 56m2 stops
$266United Airlines
Sat, Jan 10 - Sat, Jan 17
American Airlines Logo
6:12 am - 2:17 pm
SEA
-
PHL
5h 05mnonstop
American Airlines Logo
12:28 pm - 9:50 pm
PHL
-
SEA
12h 22m1 stop
$271American Airlines
Mon, Jan 5 - Thu, Jan 8
Multiple Airlines Logo
2:54 pm - 5:31 am
SEA
-
PHL
11h 37m1 stop
Multiple Airlines Logo
7:06 pm - 10:29 pm
PHL
-
SEA
6h 23mnonstop
$276Multiple Airlines
Mon, Jan 12 - Fri, Jan 16
American Airlines Logo
6:12 am - 2:17 pm
SEA
-
PHL
5h 05mnonstop
American Airlines Logo
6:50 pm - 10:07 pm
PHL
-
SEA
6h 17mnonstop
$277American Airlines
Thu, Jan 1 - Thu, Jan 8
Multiple Airlines Logo
1:25 pm - 5:31 am
SEA
-
PHL
13h 06m1 stop
Multiple Airlines Logo
7:06 pm - 10:29 pm
PHL
-
SEA
6h 23mnonstop
$280Multiple Airlines
Fri, Feb 27 - Wed, Mar 4
Alaska Airlines Logo
8:29 pm - 5:20 pm
GEG
-
PHL
17h 51m1 stop
Alaska Airlines Logo
6:20 pm - 11:06 am
PHL
-
GEG
19h 46m1 stop
$325Alaska Airlines
Fri, Jan 30 - Fri, Feb 6
Hawaiian Airlines Logo
6:00 pm - 6:03 pm
GEG
-
PHL
21h 03m1 stop
Hawaiian Airlines Logo
7:06 pm - 5:49 pm
PHL
-
GEG
25h 43m1 stop
$326Hawaiian Airlines
Wed, Jan 21 - Wed, Jan 28
Alaska Airlines Logo
7:10 am - 6:03 pm
PDX
-
PHL
7h 53m1 stop
Alaska Airlines Logo
7:06 pm - 9:29 am
PHL
-
PDX
17h 23m1 stop
$343Alaska Airlines
Useful Info

Good to know

Low seasonJanuary
Cheapest flight$90
Most popular time to fly with an average 1% increase in price.
Flight from Portland to Philadelphia

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?

Book flights to Philadelphia if you plan to visit one of these locations
Wildwood Crest
Newark
North Wildwood
Vineland
West Chester
Essington
Elkton
Willow Grove
Pottstown
Kennett Square
Somers Point
Voorhees
Middletown
Wyomissing
Glen Mills
Phoenixville
Bird in Hand
Blackwood
Strasburg
Millville

Everything you need to know for your flight to Philadelphia

Information on the airport you'll fly into in Philadelphia

Philadelphia (PHL)