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Cheap flights from Portland to Philadelphia from $104

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Philadelphia departing on 3/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Portland to Philadelphia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
1:35 pm - 6:05 am
PDX
-
PHL
13h 30m
1 stop
Alaska Airlines Logo
6:47 pm - 11:44 pm
PHL
-
PDX
7h 57m
1 stop
$341Alaska Airlines
Wed, Apr 15 - Mon, Apr 20
Alaska Airlines Logo
1:52 pm - 6:02 am
PDX
-
PHL
13h 10m
1 stop
Alaska Airlines Logo
6:58 pm - 10:56 am
PHL
-
PDX
18h 58m
1 stop
$343Alaska Airlines
Thu, Apr 30 - Mon, May 4
Alaska Airlines Logo
6:00 am - 6:05 am
PDX
-
PHL
21h 05m
1 stop
Alaska Airlines Logo
6:47 pm - 9:25 am
PHL
-
PDX
17h 38m
1 stop
$345Alaska Airlines
Thu, Mar 19 - Mon, Mar 23
Southwest Logo
11:35 am - 11:25 pm
PDX
-
PHL
8h 50m
2 stops
Southwest Logo
2:00 pm - 11:55 pm
PHL
-
PDX
12h 55m
2 stops
$348Southwest
Thu, Feb 26 - Sat, Feb 28
Delta Logo
7:32 pm - 8:45 am
PDX
-
PHL
10h 13m
2 stops
Delta Logo
7:05 am - 3:06 pm
PHL
-
PDX
11h 01m
1 stop
$349Delta
Fri, May 1 - Fri, May 8
United Airlines Logo
11:59 pm - 10:28 am
PDX
-
PHL
7h 29m
1 stop
United Airlines Logo
10:00 am - 5:45 pm
PHL
-
PDX
10h 45m
2 stops
$352United Airlines
Sun, Apr 19 - Wed, Apr 22
Delta Logo
5:59 pm - 5:35 am
PDX
-
PHL
8h 36m
2 stops
Delta Logo
5:30 pm - 11:55 pm
PHL
-
PDX
9h 25m
2 stops
$354Delta
Thu, Apr 30 - Mon, May 4
United Airlines Logo
6:57 pm - 9:48 am
PDX
-
PHL
11h 51m
2 stops
United Airlines Logo
6:27 am - 11:55 am
PHL
-
PDX
8h 28m
1 stop
$357United Airlines
Mon, Feb 16 - Sat, Feb 21
JetBlue Logo
11:40 pm - 7:30 pm
PDX
-
PHL
16h 50m
1 stop
JetBlue Logo
3:15 pm - 10:25 pm
PHL
-
PDX
10h 10m
1 stop
$359JetBlue
Fri, May 22 - Mon, May 25
JetBlue Logo
11:40 pm - 2:18 pm
PDX
-
PHL
11h 38m
1 stop
JetBlue Logo
3:15 pm - 10:25 pm
PHL
-
PDX
10h 10m
1 stop
$360JetBlue
Sat, May 23 - Mon, May 25

Southwest flights from Portland to Philadelphia

Our best Southwest deals on Portland to Philadelphia flight tickets
Southwest
Feb 21
PDX5:00 amPortland
9h 00m
2 stops
PHL5:00 pmPhiladelphia
Feb 25
PHL5:40 amPhiladelphia
10h 55m
2 stops
PDX1:35 pmPortland
$348
Southwest
Mar 1
PDX5:15 amPortland
6h 50m
1 stop
PHL3:05 pmPhiladelphia
Mar 5
PHL5:10 pmPhiladelphia
10h 45m
2 stops
PDX12:55 amPortland
$382
Southwest
Feb 23
PDX7:10 amPortland
12h 05m
2 stops
PHL10:15 pmPhiladelphia
Feb 27
PHL3:45 pmPhiladelphia
12h 00m
2 stops
PDX12:45 amPortland
$388

United Airlines flights from Portland to Philadelphia

Our best United Airlines deals on Portland to Philadelphia flight tickets
United Airlines
Feb 16
PDX6:57 pmPortland
11h 51m
2 stops
PHL9:48 amPhiladelphia
Feb 21
PHL6:27 amPhiladelphia
8h 28m
1 stop
PDX11:55 amPortland
$357
United Airlines
Feb 17
PDX11:59 pmPortland
7h 25m
1 stop
PHL10:24 amPhiladelphia
Feb 19
PHL10:06 amPhiladelphia
11h 49m
2 stops
PDX6:55 pmPortland
$362
United Airlines
Feb 22
PDX11:59 pmPortland
11h 11m
2 stops
PHL2:10 pmPhiladelphia
Feb 26
PHL6:27 amPhiladelphia
8h 28m
1 stop
PDX11:55 amPortland
$381

momondo 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, momondo users made 832,500 searches. Data last updated January 20, 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

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Wed 4/15

1:35 pm-6:05 am

1 stop13h 30m

Philadelphia

Mon 4/20

6:47 pm-11:44 pm

1 stop7h 57m

$341

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Thu 4/30

1:52 pm-6:02 am

1 stop13h 10m

Philadelphia

Mon 5/4

6:58 pm-10:56 am

1 stop18h 58m

$343

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Thu 3/19

6:00 am-6:05 am

1 stop21h 05m

Philadelphia

Mon 3/23

6:47 pm-9:25 am

1 stop17h 38m

$345

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Thu 2/26

11:35 am-11:25 pm

2 stops8h 50m

Philadelphia

Sat 2/28

2:00 pm-11:55 pm

2 stops12h 55m

$348

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Fri 5/1

7:32 pm-8:45 am

2 stops10h 13m

Philadelphia

Fri 5/8

7:05 am-3:06 pm

1 stop11h 01m

$349

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

Thu 4/30

5:59 pm-5:35 am

2 stops8h 36m

Philadelphia

Mon 5/4

5:30 pm-11:55 pm

2 stops9h 25m

$354

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

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Fri 5/22

11:40 pm-7:30 pm

1 stop16h 50m

Philadelphia

Mon 5/25

3:15 pm-10:25 pm

1 stop10h 10m

$359

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Sat 5/23

11:40 pm-2:18 pm

1 stop11h 38m

Philadelphia

Mon 5/25

3:15 pm-10:25 pm

1 stop10h 10m

$360

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Philadelphia from

How to get the cheapest flight ticket from Portland to Philadelphia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Philadelphia?

The cheapest month to fly to Philadelphia from Portland is in September. Flight prices, which tend to average around $411, are often lower during this time because this is during the off-season. The month of October is another great option to travel to Philadelphia, with average flight prices from Portland averaging around $416.

What is the cheapest day to depart on your flight to Philadelphia?

The cheapest day to depart from Portland to Philadelphia is on a Tuesday. Travelers who choose to depart for Philadelphia on a Tuesday will often find tickets for as low as $404. On the other hand, Saturday is the most expensive day to depart from Portland because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $503.

What is the cheapest time of day to depart on your flight to Philadelphia?

According to our data, the cheapest time of day to fly to Philadelphia is in the morning. momondo users have found flights departing from Portland to Philadelphia in the morning for as low as $437. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Philadelphia is in the evening when prices are around $460.

What is the cheapest Portland to Philadelphia flight route?

Fly from Portland to Philadelphia for the best Portland - Philadelphia flight prices

How far in advance should I book a flight to Philadelphia?

You are more likely to see cheaper flights to Philadelphia from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Philadelphia for around $451 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Philadelphia from Portland for as low as $381 on momondo.

What cabin class options are available on Portland to Philadelphia flights?

There are 3 cabin classes available to choose from on Portland to Philadelphia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Portland to Philadelphia flight prices changed over time?

As of January 2026, prices for Portland to Philadelphia flights are approximately 42% more expensive when compared to flights at the same time last year.

When to book flights from Portland to Philadelphia

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Philadelphia according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland to Philadelphia (PDX to PHL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Philadelphia

Best Price Found

$258

Fastest flight time

5h 02m

Direct flights

Every day

Airports in Philadelphia

1 airport
The best one-way flight to Philadelphia from Portland in the past 72 hours is $258. The best round-trip flight deal from Portland to Philadelphia found on momondo in the last 72 hours is $387.
The fastest flight from Portland to Philadelphia takes 5h 02m
Direct flights go from Portland to Philadelphia every day.
There is 1 airport in Philadelphia. From Portland there are direct flights to Philadelphia (PHL).
Search flight deals

  • How far is Portland to Philadelphia by plane?

    Portland and Philadelphia are 2404.5 mi apart from one another. A reasonable flight in good conditions will take 5h 02m.

  • When did momondo last update prices for flights from Portland Airport to Philadelphia Airport?

    Prices for flights from Portland Airport to Philadelphia Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Portland Airport to Philadelphia Airport?

  • How old do you have to be to fly from Portland Airport to Philadelphia Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Philadelphia Airport.

  • What documentation or ID do you need to fly to Philadelphia Airport?

    The travel and health documents required for your trip to Philadelphia Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Philadelphia Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Portland to Philadelphia?

  • What is the most popular airline from Portland to Philadelphia?

Best airlines flying from Portland to Philadelphia

Compare and see reviews for airlines that fly from Portland to Philadelphia with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $141Free CancellationRating
6.3
8,359 reviews
Search Spirit Airlines flights
FrontierPriceFrom $150Free CancellationRating
5.7
3,056 reviews
Search Frontier flights
DeltaPriceFrom $210Free CancellationRating
7.9
8,085 reviews
Search Delta flights
Alaska AirlinesPriceFrom $239Free CancellationRating
8.0
11,764 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $290Free CancellationRating
7.4
9,189 reviews
Search United Airlines flights
SouthwestPriceFrom $318Free CancellationRating
8.0
4,266 reviews
Search Southwest flights
American AirlinesPriceFrom $333Free CancellationRating
7.2
11,169 reviews
Search American Airlines flights

Traveling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Wildwood
Cape May
Rehoboth Beach
Wildwood Crest
Ocean City
King of Prussia
Cherry Hill
Newark
Dewey Beach
Reading
North Wildwood
Avalon
Dover
Lewes
Stone Harbor
Essington
Vineland
New Castle
Pottstown
Somers Point

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Philadelphia?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Portland to Philadelphia. momondo saves you time and could save you money on your trip.

Can I find flights from Portland to Philadelphia with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Philadelphia from Portland with this policy.

How can momondo help me find flights from Portland to Philadelphia?

momondo helps you find the best flight between Portland and Philadelphia by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Portland to Philadelphia right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Philadelphia, momondo offers a useful price alert feature which will track prices for flights to Philadelphia from Portland and alert you when they change.

An easier way to manage your Philadelphia trip

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