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$60+ 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 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — PHL
Apr 11 — Apr 181
Sat 4/11
Sat 4/18
1 adult, Economy
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Find cheap flights from Portland to Philadelphia with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Portland to Philadelphia are usually found in September or April, booked 68 days in advance, depart on a Tuesday or Monday and return on a Friday

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 March 12, 2026.

This United Airlines deal was found by Cheapflights users on 3/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/811:59 pm
PDX
-
PHL
1 stop7h 29m
United Airlines
Wed 4/1511:36 am
PHL
-
PDX
1 stop9h 58m
United Airlines
Deal found 3/9$277
This Booking.com deal was found by Cheapflights users on 3/11. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1611:48 am
PDX
-
PHL
1 stop14h 46m
Frontier
Sat 4/258:41 pm
PHL
-
PDX
1 stop16h 39m
Frontier
Deal found 3/11$278
This Southwest deal was found by Cheapflights users on 3/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/285:40 am
PDX
-
PHL
1 stop9h 10m
Southwest
Mon 5/41:35 pm
PHL
-
PDX
1 stop9h 35m
Southwest
Deal found 3/11$280
This CheapOair deal was found by Cheapflights users on 3/9. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2812:23 pm
PDX
-
PHL
1 stop14h 14m
Frontier
Mon 8/38:36 pm
PHL
-
PDX
1 stop17h 37m
Frontier
Deal found 3/9$281
This Kiwi.com deal was found by Cheapflights users on 3/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/319:43 am
PDX
-
PHL
2 stops23h 59m
Frontier
Sun 4/58:25 pm
PHL
-
PDX
1 stop17h 38m
Frontier
Deal found 3/7$282
This Kiwi.com deal was found by Cheapflights users on 3/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/3012:04 pm
PDX
-
PHL
1 stop14h 27m
Frontier
Sun 4/58:25 pm
PHL
-
PDX
1 stop17h 38m
Frontier
Deal found 3/7$285
This Kiwi.com deal was found by Cheapflights users on 3/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1011:58 am
PDX
-
PHL
2 stops31h 37m
Frontier
Tue 4/148:41 pm
PHL
-
PDX
1 stop17h 57m
Frontier
Deal found 3/10$287
This Southwest deal was found by Cheapflights users on 3/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1611:55 pm
PDX
-
PHL
1 stop12h 55m
Southwest
Sat 4/255:35 am
PHL
-
PDX
2 stops10h 20m
Southwest
Deal found 3/11$291
This Kiwi.com deal was found by Cheapflights users on 3/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/812:35 pm
PDX
-
PHL
1 stop13h 59m
Frontier
Sat 5/99:16 pm
PHL
-
PDX
2 stops22h 30m
Frontier
Deal found 3/11$293

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 March 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$277
(United Airlines)

One-way from

$60
(Trip.com)

Popular in

January

Cheapest in

September

Average price

$487

Good round-trip deal

$377 or less

Good one-way deal

$158 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. 7% potential increase in price ($36 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 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 March 12, 2026.
Use the filters below to find and compare flights from Portland to Philadelphia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Tue 5/5

11:15 am-11:55 pm

2 stops9h 40m

Philadelphia

Tue 5/12

2:00 pm-11:10 pm

2 stops12h 10m

$290

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Fri 4/10

2:30 pm-12:59 am

1 stop7h 29m

Philadelphia

Tue 4/14

5:00 pm-10:34 pm

1 stop8h 34m

$296

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Sat 4/25

6:00 am-6:35 pm

2 stops9h 35m

Philadelphia

Wed 4/29

2:00 pm-11:10 pm

2 stops12h 10m

$296

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Wed 4/15

9:45 am-10:00 pm

2 stops9h 15m

Philadelphia

Wed 4/22

11:35 am-8:45 pm

2 stops12h 10m

$307

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Thu 4/23

10:55 am-11:05 pm

2 stops9h 10m

Philadelphia

Tue 4/28

11:35 am-8:45 pm

2 stops12h 10m

$328

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Tue 3/31

2:10 pm-12:45 am

1 stop7h 35m

Philadelphia

Sat 4/4

2:55 pm-8:42 pm

1 stop8h 47m

$357

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Wed 4/1

11:05 am-11:50 pm

2 stops9h 45m

Philadelphia

Wed 4/8

11:35 am-7:15 pm

2 stops10h 40m

$368

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Wed 4/15

7:14 pm-10:28 am

2 stops12h 14m

Philadelphia

Sat 4/18

6:21 pm-12:44 am

1 stop9h 23m

$382

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Tue 5/12

5:51 pm-5:37 am

1 stop8h 46m

Philadelphia

Mon 5/18

7:10 am-2:48 pm

1 stop10h 38m

$397

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Thu 5/14

5:51 pm-5:37 am

1 stop8h 46m

Philadelphia

Tue 5/19

7:10 am-2:48 pm

1 stop10h 38m

$397

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/8

Showing 1-10 of 23 resultsSorted by cheapest first
1
2
3

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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Philadelphia flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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 March 6, 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 68 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, May is the cheapest month in which you can book a flight from Portland to Philadelphia (average of $149). 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 March 12, 2026.
See what other customers who have flown with Alaska Airlines,Southwest, andDelta 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.
Alaska Airlines
8.0
Very good
12,029 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.
Alaska Airlines
8.0
Very good
12,029 reviews
Alaska Airlines
8.0
Very good
12,029 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.
Southwest
8.0
Very good
4,319 reviews
Alaska Airlines
8.0
Very good
12,029 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.
Delta
7.9
Good
8,286 reviews
Alaska Airlines
8.0
Very good
12,029 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.
United Airlines
7.4
Good
9,418 reviews
Alaska Airlines
8.0
Very good
12,029 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.
American Airlines
7.1
Good
11,434 reviews
Alaska Airlines
8.0
Very good
12,029 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.

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 Southwest and United Airlines fly from Portland to Philadelphia in about 7h 29m. The time it takes to get you to your destination can typically vary by up to 2h 11m. 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 Frontier is currently your cheapest option to Philadelphia, with prices starting at $163. Additional round-trip tickets that might be worth considering are offered by Spirit Airlines and Delta, with the lowest prices starting at $168 and $210, respectively. Frontier is 64% 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 Frontier ($74), Delta ($105), and United Airlines ($138).

  • What are the cheapest flights from Portland to Philadelphia?

    Looking at all options, your cheapest flight can be booked for $129. While the most popular route (Portland - Philadelphia) can be booked for $223 on average, our data indicates $353 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 Civic Center Park 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 Civic Center Park can be visited by traveling about 18.4 mi, 18.7 mi, and 18.7 mi respectively from Denver Intl. Those landing in Denver looking to spend some time exploring during their layover can rent a car for about $42 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, May is the cheapest month in which you can book a flight from Portland to Philadelphia (average of $149). 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
Reading
King of Prussia
Camden
Ocean City
Cherry Hill
Lewes
Dewey Beach
Pottstown
Ephrata
Vineland
Milford
Dover
Elkton
Essington
Willow Grove
New Castle
Millville
Glen Mills
Chester

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 March 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$163Average$293FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$168Average$289FlexibilityNo cancel feeOn-time65%
DeltaCheapest$210Average$444FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$237Average$387FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$259Average$449FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$311Average$433FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$361Average$477FlexibilityNo cancel feeOn-time71%

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