What’s the top layover airport for flights from Portland to Philadelphia?

Chicago (ORD) – chosen by Cheapflights users on 50% of 1-stop itineraries from Portland to Philadelphia on Cheapflights.

Which airport typically offers the quickest layover for flights from Portland to Philadelphia?

Flights via Chicago (ORD) offer the fastest connection on this route, with an average layover time of 1h 19m.

What’s the fastest layover option from Portland to Philadelphia?

Flights via Chicago (ORD) have the shortest average one-way travel time for 1-stop routes: 7h 30m.

What’s the cheapest layover airport for flights from Portland to Philadelphia?

Denver (DEN) is the most affordable 1-stop option, with an average round-trip price of $248.

How long is the flight from Portland to Philadelphia?

Airlines like Delta fly from Portland to Philadelphia in about 14h 11m. The time it takes to get you to your destination can typically vary by up to . Portland and Philadelphia are separated by a distance of 2398 mi.

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 $149 and $211, 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).

In terms of precipitation, rainfall in Philadelphia ranges from 2.7 - 4.4 inches per month. July is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Philadelphia when rainfall is around 2.7 in.

If weather is an important factor for your trip to Philadelphia, 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 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

What are the cheapest flights from Portland to Philadelphia?

Looking at all options, your cheapest flight can be booked for $208. While the most popular route (Portland - Philadelphia) can be booked for $290 on average, our data indicates $436 when flying from Portland to Philadelphia.

What are the most popular airlines that fly from Portland to Philadelphia?

American Airlines, Delta and Southwest are the most popular airlines 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.

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.

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 $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.

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.

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.

$90+ Flights from Portland to Philadelphia

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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”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

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Cheapflights Tip: The best prices from Portland to Philadelphia are usually found in September or April, booked 28 days in advance, depart on a Monday or Tuesday 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 December 11, 2025.

Fri 12/266:27 pmPDX - PHL

1 stop8h 05mUnited Airlines

Wed 1/710:30 amPHL - PDX

2 stops13h 42mUnited Airlines

Deal found 12/11

$423

Tue 12/165:55 amPDX - PHL

1 stop7h 25mSouthwest

Wed 12/172:45 pmPHL - PDX

2 stops10h 50mSouthwest

Deal found 12/11

$432

Thu 12/2512:47 pmPDX - PHL

1 stop13h 44mFrontier

Thu 1/17:10 amPHL - PDX

1 stop9h 14mFrontier

Deal found 12/11

$437

Sun 12/1412:51 pmPDX - PHL

1 stop13h 40mMultiple Airlines

Tue 12/167:06 amPHL - PDX

1 stop9h 44mMultiple Airlines

Deal found 12/10

$442

Fri 12/2611:21 pmPDX - PHL

Nonstop4h 59mAmerican Airlines

Wed 1/77:00 amPHL - PDX

1 stop9h 41mAmerican Airlines

Deal found 12/11

$448

Sat 12/1310:20 amPDX - PHL

1 stop7h 15mSouthwest

Mon 12/155:00 pmPHL - PDX

1 stop8h 35mSouthwest

Deal found 12/9

$452

Wed 12/2411:59 pmPDX - PHL

1 stop9h 42mAmerican Airlines

Sat 1/37:15 pmPHL - PDX

Nonstop6h 01mAmerican Airlines

Deal found 12/11

$457

Fri 12/266:15 amPDX - PHL

1 stop8h 41mDelta

Wed 1/77:00 amPHL - PDX

1 stop8h 32mDelta

Deal found 12/11

$458

Thu 12/182:29 pmPDX - PHL

1 stop12h 11mFrontier

Mon 12/228:36 pmPHL - PDX

1 stop18h 07mFrontier

Deal found 12/11

$464

Fri 12/265:30 amPDX - PHL

2 stops10h 20mSouthwest

Wed 1/71:50 pmPHL - PDX

2 stops11h 25mSouthwest

Deal found 12/11

$468

Best flights from Portland to Philadelphia
Discover carefully curated flight deals from Portland to Philadelphia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 11, 2025.

Wed 1/147:10 amPDX - PHL

2 stops14h 11mDelta

Wed 1/2110:30 amPHL - PDX

2 stops13h 29mDelta

Deal found 12/11

$336

Thu 1/229:30 pmPDX - PHL

1 stop17h 33mAlaska Airlines

Wed 1/287:06 pmPHL - PDX

1 stop30h 40mAlaska Airlines

Deal found 12/9

$344

Wed 1/1411:05 amPDX - PHL

1 stop7h 55mSouthwest

Wed 1/215:00 pmPHL - PDX

1 stop8h 15mSouthwest

Deal found 12/10

$359

Tue 1/137:37 pmPDX - PHL

2 stops10h 13mDelta

Wed 1/217:00 amPHL - PDX

2 stops12h 30mDelta

Deal found 12/10

$336

Wed 1/289:30 pmPDX - PHL

1 stop17h 33mAlaska Airlines

Sun 2/17:06 pmPHL - PDX

1 stop28h 41mAlaska Airlines

Deal found 12/10

$365

Tue 1/1311:10 amPDX - PHL

2 stops9h 03mDelta

Tue 1/207:00 amPHL - PDX

2 stops14h 50mDelta

Deal found 12/10

$336

Thu 1/157:37 pmPDX - PHL

2 stops10h 13mDelta

Wed 1/2112:16 pmPHL - PDX

2 stops11h 43mDelta

Deal found 12/10

$336

Wed 1/147:37 pmPDX - PHL

2 stops10h 13mDelta

Tue 1/207:00 amPHL - PDX

2 stops14h 50mDelta

Deal found 12/11

$336

Thu 1/227:37 pmPDX - PHL

2 stops10h 13mDelta

Wed 1/287:00 amPHL - PDX

1 stop8h 32mDelta

Deal found 12/9

$367

Last-minute flights from Portland to Philadelphia
Discover last-minute flight deals from Portland to Philadelphia. Data last updated December 11, 2025 and is based on user searches.

Thu 1/112:47 pmPDX - PHL

1 stop13h 44mMultiple Airlines

Tue 1/67:00 amPHL - PDX

1 stop8h 13mMultiple Airlines

Deal found 12/10

$351

Sun 1/412:47 pmPDX - PHL

1 stop13h 44mMultiple Airlines

Tue 1/137:06 pmPHL - PDX

1 stop28h 41mMultiple Airlines

Deal found 12/10

$360

Tue 1/66:30 amPDX - PHL

1 stop7h 35mSouthwest

Wed 1/712:15 pmPHL - PDX

2 stops12h 50mSouthwest

Deal found 12/11

$364

Thu 1/812:05 pmPDX - PHL

1 stop20h 41mMultiple Airlines

Fri 1/168:43 pmPHL - PDX

2 stops41h 21mMultiple Airlines

Deal found 12/10

$330

Fri 1/97:10 amPDX - PHL

2 stops13h 46mDelta

Thu 1/1511:27 amPHL - PDX

2 stops10h 23mDelta

Deal found 12/10

$336

Tue 1/135:15 pmPDX - PHL

2 stops12h 35mDelta

Wed 1/2112:16 pmPHL - PDX

1 stop9h 57mDelta

Deal found 12/10

$347

Wed 1/146:00 amPDX - PHL

1 stop8h 55mAmerican Airlines

Tue 1/2010:40 amPHL - PDX

1 stop12h 47mAmerican Airlines

Deal found 12/11

$352

Wed 1/1411:44 amPDX - PHL

1 stop7h 22mDelta

Tue 1/206:37 pmPHL - PDX

1 stop8h 18mDelta

Deal found 12/10

$359

Wed 1/217:10 amPDX - PHL

1 stop7h 53mAlaska Airlines

Sat 1/317:06 pmPHL - PDX

1 stop28h 41mAlaska Airlines

Deal found 12/10

$325

Thu 1/229:30 pmPDX - PHL

1 stop17h 33mAlaska Airlines

Sat 1/317:06 pmPHL - PDX

1 stop28h 41mAlaska Airlines

Deal found 12/10

$344

Fri 1/231:38 pmPDX - PHL

1 stop25h 25mAlaska Airlines

Mon 1/267:06 pmPHL - PDX

1 stop30h 40mAlaska Airlines

Deal found 12/10

$345

One-way flights from Portland to Philadelphia
Search for one-way flight options from Portland to Philadelphia. Find affordable one-way fares based on user searches. Data last updated December 11, 2025.

Mon 2/99:22 pmPDX - PHL

2 stops34h 02mFrontier

Deal found 12/11

$90

Mon 1/126:34 pmPDX - PHL

2 stops16h 23mFrontier

Deal found 12/11

$95

Thu 1/812:05 pmPDX - PHL

1 stop20h 41mFrontier

Deal found 12/9

$97

Fri 1/1611:59 amPDX - PHL

2 stops19h 47mFrontier

Deal found 12/11

$99

Sun 2/226:58 pmPDX - PHL

2 stops16h 37mMultiple Airlines

Deal found 12/11

$115

Mon 1/1911:29 amPDX - PHL

2 stops34h 13mFrontier

Deal found 12/11

$116

Sun 3/16:56 pmPDX - PHL

2 stops20h 15mMultiple Airlines

Deal found 12/11

$117

Thu 1/1511:59 amPDX - PHL

1 stop25h 33mFrontier

Deal found 12/11

$118

Thu 12/2512:47 pmPDX - PHL

1 stop13h 44mFrontier

Deal found 12/11

$122

Mon 1/196:19 pmPDX - PHL

3 stops27h 23mMultiple Airlines

Deal found 12/10

$123

Find flight deals from Portland to Philadelphia

Most accurate provider	CheapOair 3 stars
Most trusted provider	CheapOair 3 stars
Round-trip from	$325 (Alaska Airlines)
One-way from	$90 (Kiwi.com)
Popular in	November
Cheapest in	September
Average price	$477
Good round-trip deal	$480 or less
Good one-way deal	$216 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. 4% potential increase in price ($21 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

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

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

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Wed 1/14

7:10 am-12:21 am

2 stops14h 11m

Philadelphia

Wed 1/21

10:30 am-8:59 pm

2 stops13h 29m

$336

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Tue 1/13

7:37 pm-8:50 am

2 stops10h 13m

Philadelphia

Wed 1/21

7:00 am-4:30 pm

2 stops12h 30m

$336

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Tue 1/13

11:10 am-11:13 pm

2 stops9h 03m

Philadelphia

Tue 1/20

7:00 am-6:50 pm

2 stops14h 50m

$336

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Thu 1/15

7:37 pm-8:50 am

2 stops10h 13m

Philadelphia

Wed 1/21

12:16 pm-8:59 pm

2 stops11h 43m

$336

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Wed 1/14

7:37 pm-8:50 am

2 stops10h 13m

Philadelphia

Tue 1/20

7:00 am-6:50 pm

2 stops14h 50m

$336

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Thu 1/22

9:30 pm-6:03 pm

1 stop17h 33m

Philadelphia

Wed 1/28

7:06 pm-10:46 pm

1 stop30h 40m

$344

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Wed 1/14

11:05 am-10:00 pm

1 stop7h 55m

Philadelphia

Wed 1/21

5:00 pm-10:15 pm

1 stop8h 15m

$359

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Wed 1/28

9:30 pm-6:03 pm

1 stop17h 33m

Philadelphia

Sun 2/1

7:06 pm-8:47 pm

1 stop28h 41m

$365

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Thu 1/22

7:37 pm-8:50 am

2 stops10h 13m

Philadelphia

Wed 1/28

7:00 am-12:32 pm

1 stop8h 32m

$367

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Mon 1/12

6:34 pm-1:57 pm

2 stops16h 23m

$97

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 21 results

Compare providers for flights from Portland to Philadelphia

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Philadelphia in December.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars
JustAirTicket	Price Accuracy-	Trust Score*1 star
CheapOair	Price Accuracy3 stars	Trust 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

Prices

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

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 $106). Flying from Portland to Philadelphia in November is currently the most expensive (average of $244). 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 PDX to PHL?

When flying from Portland to Philadelphia, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 59% versus a flight in the morning.

What is the cheapest day to fly from Portland to Philadelphia?

Travelers seeking maximum savings on their Portland to Philadelphia flight should consider departing on Saturday mornings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Philadelphia

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

7.9

Good

4,253 reviews

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

7.9

Good

4,253 reviews

Southwest

7.9

Good

4,253 reviews

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

8,008 reviews

Southwest

7.9

Good

4,253 reviews

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

9,095 reviews

Southwest

7.9

Good

4,253 reviews

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

11,050 reviews

Southwest

7.9

Good

4,253 reviews

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

5.8

Fair

3,084 reviews

Southwest

7.9

Good

4,253 reviews

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

How long is the flight from Portland to Philadelphia?
Airlines like Delta fly from Portland to Philadelphia in about 14h 11m. The time it takes to get you to your destination can typically vary by up to . Portland and Philadelphia are separated by a distance of 2398 mi.
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 $149 and $211, 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 $208. While the most popular route (Portland - Philadelphia) can be booked for $290 on average, our data indicates $436 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 $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, February is the cheapest month in which you can book a flight from Portland to Philadelphia (average of $106). Flying from Portland to Philadelphia in November is currently the most expensive (average of $244). 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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Top 7 airlines flying from Portland to Philadelphia

Airline	Cheapest	Average	Flexibility	On-time
Spirit Airlines	Cheapest$141	Average$258	FlexibilityNo cancel fee	On-time65%
Frontier	Cheapest$152	Average$289	FlexibilityNo cancel fee	On-time62%
Delta	Cheapest$234	Average$451	FlexibilityNo cancel fee	On-timeN/A
Alaska Airlines	Cheapest$239	Average$468	FlexibilityNo cancel fee	On-time75%
United Airlines	Cheapest$290	Average$460	FlexibilityNo cancel fee	On-time69%
Southwest	Cheapest$312	Average$436	FlexibilityNo cancel fee	On-time63%
American Airlines	Cheapest$330	Average$469	FlexibilityNo cancel fee	On-time71%

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$90+ 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 2/9. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Portland to Philadelphia with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

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

Cheap flight deals from Portland to Philadelphia

Cheapest flights from Portland to PhiladelphiaExplore 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 December 11, 2025.

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 December 11, 2025.

Find flight deals from Portland to Philadelphia

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Cheapflights Fare Finder

Use the filters below to find and compare flights from Portland to Philadelphia that are best for you.

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 December.

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.

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?

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What is the cheapest time of day to fly from PDX to PHL?

What is the cheapest day to fly from Portland to Philadelphia?

What’s the top layover airport for flights from Portland to Philadelphia?

What’s the cheapest layover airport for flights from Portland to Philadelphia?

What’s the fastest layover option from Portland to Philadelphia?

Which airport typically offers the quickest layover for flights from Portland to Philadelphia?

Reviews of airlines servicing Philadelphia

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.

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?

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

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

What are the cheapest flights from Portland to Philadelphia?

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

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

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

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

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

How can I find direct flights from Portland to Philadelphia?

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

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

Traveling to a place near Philadelphia?

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Alternative routes for Portland to Philadelphia

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Top 7 airlines flying from Portland to Philadelphia

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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 December 11, 2025.