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$104+ Cheap flights from Portland to Philadelphia (PDX - PHL)

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 3/9. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — PHL
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
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Find cheap flights from Portland to Philadelphia with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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3. Compare prices and book

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Cheapflights Tip: The best prices from Portland to Philadelphia are usually found in September or October, booked 28 days in advance, depart on a Tuesday or Monday and return on a Wednesday

Cheap flight deals from Portland to Philadelphia

Cheapest flights from Portland to Philadelphia
Explore the most affordable flight options available from Portland to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2026.

This Alaska Airlines deal was found by Cheapflights users on 1/20. 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.
Wed 4/151:35 pm
PDX
-
PHL
1 stop13h 30m
Alaska Airlines
Mon 4/206:47 pm
PHL
-
PDX
1 stop7h 57m
Alaska Airlines
Deal found 1/20$341
This Southwest deal was found by Cheapflights users on 1/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/256:00 am
PDX
-
PHL
2 stops11h 20m
Southwest
Thu 3/57:30 am
PHL
-
PDX
1 stop8h 20m
Southwest
Deal found 1/21$342
This Alaska Airlines deal was found by Cheapflights users on 1/20. 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.
Fri 4/248:30 pm
PDX
-
PHL
1 stop18h 28m
Alaska Airlines
Sun 4/267:22 am
PHL
-
PDX
1 stop29h 09m
Alaska Airlines
Deal found 1/20$343
This Alaska Airlines deal was found by Cheapflights users on 1/19. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/196:00 am
PDX
-
PHL
1 stop21h 05m
Alaska Airlines
Mon 3/236:47 pm
PHL
-
PDX
1 stop17h 38m
Alaska Airlines
Deal found 1/19$345
This CheapOair deal was found by Cheapflights users on 1/21. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2111:40 pm
PDX
-
PHL
1 stop11h 38m
JetBlue
Tue 5/2610:00 am
PHL
-
PDX
1 stop15h 25m
JetBlue
Deal found 1/21$346
This Delta deal was found by Cheapflights users on 1/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/15:59 pm
PDX
-
PHL
2 stops8h 36m
Delta
Fri 5/87:05 am
PHL
-
PDX
1 stop11h 01m
Delta
Deal found 1/21$349
This Alaska Airlines deal was found by Cheapflights users on 1/20. 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.
Mon 5/188:00 am
PDX
-
PHL
Nonstop5h 02m
Alaska Airlines
Sat 5/237:17 pm
PHL
-
PDX
1 stop15h 40m
Alaska Airlines
Deal found 1/20$350
This Alaska Airlines deal was found by Cheapflights users on 1/20. 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.
Tue 3/37:05 am
PDX
-
PHL
1 stop7h 15m
Alaska Airlines
Tue 3/36:20 pm
PHL
-
PDX
2 stops20h 27m
Alaska Airlines
Deal found 1/20$351
This Alaska Airlines deal was found by Cheapflights users on 1/20. 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.
Mon 5/188:00 am
PDX
-
PHL
Nonstop5h 02m
Alaska Airlines
Sun 5/245:15 pm
PHL
-
PDX
Nonstop5h 43m
Alaska Airlines
Deal found 1/20$352
This United Airlines deal was found by Cheapflights users on 1/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/172:10 pm
PDX
-
PHL
1 stop7h 35m
United Airlines
Tue 4/2110:00 am
PHL
-
PDX
2 stops10h 45m
United Airlines
Deal found 1/21$353
This Delta deal was found by Cheapflights users on 1/20. 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 4/305:59 pm
PDX
-
PHL
2 stops8h 36m
Delta
Mon 5/45:30 pm
PHL
-
PDX
2 stops9h 25m
Delta
Deal found 1/20$354

Find flight deals from Portland to Philadelphia

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Philadelphia (PHL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2026.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$341
(Alaska Airlines)

One-way from

$104
(Kiwi.com)

Popular in

November

Cheapest in

September

Average price

$486

Good round-trip deal

$387 or less

Good one-way deal

$258 or less
Provider with most accurate pricing for Portland-Philadelphia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Philadelphia flights.
Search Deals
From Portland to Philadelphia
Search Deals
One-way flight from Portland to Philadelphia
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($15 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Portland to Philadelphia.
Search Deals
Price to beat on a one-way flight from Portland to Philadelphia.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Philadelphia 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 January 21, 2026.
Use the filters below to find and compare flights from Portland to Philadelphia that are best for you.

Fly from

Portland

Fly to

Philadelphia

Route

Depart

Return

Price

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Wed 4/15

2:42 pm-6:05 am

1 stop12h 23m

Philadelphia

Mon 4/20

6:47 pm-11:44 pm

1 stop7h 57m

$341

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Wed 2/25

6:00 am-8:20 pm

2 stops11h 20m

Philadelphia

Thu 3/5

7:30 am-12:50 pm

1 stop8h 20m

$342

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Wed 4/1

2:42 pm-6:05 am

1 stop12h 23m

Philadelphia

Sun 4/5

7:25 am-9:38 pm

1 stop17h 13m

$343

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Wed 3/4

6:20 am-8:20 pm

2 stops11h 00m

Philadelphia

Mon 3/9

7:30 am-2:25 pm

2 stops9h 55m

$348

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Tue 3/3

7:05 am-5:20 pm

1 stop7h 15m

Philadelphia

Tue 3/3

6:20 pm-11:47 am

2 stops20h 27m

$351

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Sun 4/19

11:59 pm-10:28 am

1 stop7h 29m

Philadelphia

Wed 4/22

10:00 am-5:45 pm

2 stops10h 45m

$352

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Fri 4/17

2:10 pm-12:45 am

1 stop7h 35m

Philadelphia

Tue 4/21

10:00 am-5:45 pm

2 stops10h 45m

$353

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Thu 3/12

7:49 pm-7:15 am

1 stop8h 26m

Philadelphia

Fri 3/13

2:52 pm-9:58 pm

1 stop10h 06m

$354

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Wed 4/15

11:59 pm-12:17 pm

1 stop9h 18m

Philadelphia

Mon 4/20

1:27 pm-6:34 pm

1 stop8h 07m

$355

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Mon 2/16

6:57 pm-9:48 am

2 stops11h 51m

Philadelphia

Sat 2/21

6:27 am-11:55 am

1 stop8h 28m

$357

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/19

Showing 1-10 of 20 results
1
2

Compare providers for flights from Portland to Philadelphia

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Philadelphia in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
JustAirTicketPrice Accuracy-Trust Score*1 star
CheapOairPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Portland-Philadelphia flights, users find the pricing of CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on Portland-Philadelphia flight deals on Cheapflights vs. CheapOair >95% of the time. Price accuracy is based on data collected from Portland-Philadelphia flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-Philadelphia flights, Cheapflights users trust CheapOair the most. CheapOair has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Philadelphia flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Portland to Philadelphia

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

How far ahead should I book a flight from Portland to Philadelphia?

Use this chart to determine the optimal time to book a round-trip flight from Portland to Philadelphia. Price data was last updated on January 16, 2026.

The price you pay for your flight from Portland to Philadelphia may vary depending on when you book. For the best chance of a lower fare, look to book 28 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Portland to Philadelphia?

Currently, February is the cheapest month in which you can book a flight from Portland to Philadelphia (average of $126). Flying from Portland to Philadelphia in December is currently the most expensive (average of $250). 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.

Reviews of airlines servicing Philadelphia

Get insights into the airlines that provide service to Philadelphia. 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 Philadelphia. Reviews last updated January 21, 2026.
See what other customers who have flown with Southwest, Delta, and United Airlines from Portland to Philadelphia have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,266 reviews

Crew

8.6

Food

7.0

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,266 reviews
Southwest
8.0
Very good
4,266 reviews

Crew

8.6

Food

7.0

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,089 reviews
Southwest
8.0
Very good
4,266 reviews

Crew

8.6

Food

7.0

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,191 reviews
Southwest
8.0
Very good
4,266 reviews

Crew

8.6

Food

7.0

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,174 reviews
Southwest
8.0
Very good
4,266 reviews

Crew

8.6

Food

7.0

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Frontier
5.7
Fair
3,057 reviews
Southwest
8.0
Very good
4,266 reviews

Crew

8.6

Food

7.0

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Portland to Philadelphia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Portland to Philadelphia?

    Airlines like Alaska Airlines and Southwest fly from Portland to Philadelphia in about 11h 20m. The time it takes to get you to your destination can typically vary by up to 1h 03m. Portland and Philadelphia are separated by a distance of 2398 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Portland to Philadelphia round-trip?

    Flying on Spirit Airlines is currently your cheapest option to Philadelphia, with prices starting at $141. Additional round-trip tickets that might be worth considering are offered by Frontier and Delta, with the lowest prices starting at $150 and $210, respectively. Spirit Airlines is 68% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Portland to Philadelphia one-way?

    The cheapest airlines for a one-way flight from Portland to Philadelphia are Spirit Airlines ($55), Frontier ($74), and Delta ($105).

  • What are the cheapest flights from Portland to Philadelphia?

    Looking at all options, your cheapest flight can be booked for $228. While the most popular route (Portland - Philadelphia) can be booked for $297 on average, our data indicates $404 when flying from Portland to Philadelphia.

  • Where are the most common layover locations when flying from Portland to Philadelphia?

    Most of the time, Portland to Philadelphia flights that have layovers will stop in Denver. Chicago sees the next most layovers on Portland to Philadelphia flights.

  • What are some popular things to do or see while on a layover in Denver?

    Coors Field, 16th Street Mall, and Paramount Theatre are the most popular attractions in Denver if you're in need of something to do during your layover. Coors Field, 16th Street Mall, and Paramount Theatre can be visited by traveling about 18.4 mi, 18.7 mi, and 18.6 mi respectively from Denver Intl. Those landing in Denver looking to spend some time exploring during their layover can rent a car for about $48 per day.

  • What are some popular points of interest to see during a layover in Chicago?

    Magnificent Mile, River North, and Grant Park are the most popular attractions in Chicago if you're in need of something to do during your layover. Magnificent Mile, River North, and Grant Park can be accessed by traveling approximately 15.5 mi, 15.0 mi, and 16.2 mi, respectively from Chicago O'Hare Intl. Travelers can rent a car at Chicago O'Hare Intl for an average daily rate of $51 to make sightseeing during their layover a little easier.

  • Where are the least popular layover locations for Portland to Philadelphia flights?

    Flights departing from Portland and landing in Philadelphia layover in Minneapolis least frequently.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Portland to Philadelphia 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 Portland to Philadelphia?

    Currently, February is the cheapest month in which you can book a flight from Portland to Philadelphia (average of $126). Flying from Portland to Philadelphia in December is currently the most expensive (average of $250). 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

Traveling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Wildwood
Pottstown
Reading
Ocean City
King of Prussia
Cherry Hill
Lewes
Dewey Beach
Ephrata
Camden
Vineland
Milford
Dover
Elkton
Essington
Willow Grove
New Castle
Millville
Newark
Chester

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Portland to Philadelphia

See prices for flight routes from nearby airports that may be better suited for you.
Portland to John F Kennedy Intl flights
Portland to Newark flights
Portland to LaGuardia flights
Portland to Dulles Intl flights
Portland to Reagan-National flights
Boise to John F Kennedy Intl flights
Boise to Dulles Intl flights
Boise to Newark flights
Portland to Pittsburgh flights
Boise to LaGuardia flights
Eugene to John F Kennedy Intl flights
Boise to Reagan-National flights
Eugene to Newark flights
Medford to Dulles Intl flights
Eugene to Philadelphia flights
Eugene to LaGuardia flights
Portland to Harrisburg flights
Medford to Pittsburgh flights
Medford to John F Kennedy Intl flights
Boise to Philadelphia flights
Eugene to Dulles Intl flights
Redmond to John F Kennedy Intl flights
Medford to Newark flights
Portland to Scranton flights
Redmond to Dulles Intl flights
Medford to LaGuardia flights
Eugene to Reagan-National flights
Redmond to Reagan-National flights
Medford to Reagan-National flights
Redmond to Philadelphia flights
Redmond to Newark flights
Redmond to LaGuardia flights
Boise to Harrisburg flights
Boise to Pittsburgh flights
Boise to State College flights
Medford to Philadelphia flights
Eugene to Pittsburgh flights
Portland to State College flights
Portland to Allentown flights
Boise to Allentown flights
Portland to Elmira flights
Yakima to Reagan-National flights
Yakima to Dulles Intl flights
Redmond to Pittsburgh flights
Eugene to Allentown flights
Medford to State College flights
Eugene to Scranton flights
Boise to Scranton flights
Yakima to Philadelphia flights

Top 7 airlines flying from Portland to Philadelphia

Discover the top 7 airlines that operate flights from Portland to Philadelphia. 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 January 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$141Average$258FlexibilityNo cancel feeOn-time65%
FrontierCheapest$150Average$287FlexibilityNo cancel feeOn-time62%
DeltaCheapest$210Average$441FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$239Average$430FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$290Average$473FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$318Average$436FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$333Average$470FlexibilityNo cancel feeOn-time71%

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