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Cheap flights from Portland to Philadelphia from $90

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 2/9. 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.
Frontier Logo
12:47 pm - 5:31 am
PDX
-
PHL
13h 44m1 stop
Frontier Logo
3:48 pm - 11:15 am
PHL
-
PDX
22h 27m2 stops
$314Frontier
Thu, Jan 1 - Wed, Jan 7
Alaska Airlines Logo
9:10 am - 6:03 pm
PDX
-
PHL
29h 53m1 stop
Alaska Airlines Logo
7:06 pm - 8:47 pm
PHL
-
PDX
28h 41m1 stop
$325Alaska Airlines
Fri, Jan 23 - Sat, Jan 31
Multiple Airlines Logo
12:05 pm - 11:46 am
PDX
-
PHL
20h 41m1 stop
Multiple Airlines Logo
8:43 pm - 11:04 am
PHL
-
PDX
41h 21m2 stops
$330Multiple Airlines
Thu, Jan 8 - Fri, Jan 16
Frontier Logo
12:47 pm - 5:31 am
PDX
-
PHL
13h 44m1 stop
Frontier Logo
3:48 pm - 11:15 am
PHL
-
PDX
22h 27m2 stops
$331Frontier
Sun, Jan 4 - Wed, Jan 7
Frontier Logo
12:47 pm - 5:31 am
PDX
-
PHL
13h 44m1 stop
Frontier Logo
7:12 pm - 11:04 am
PHL
-
PDX
42h 52m2 stops
$335Frontier
Sun, Jan 4 - Tue, Jan 13
Delta Logo
7:10 am - 10:06 pm
PDX
-
PHL
11h 56m2 stops
Delta Logo
5:17 pm - 12:17 am
PHL
-
PDX
10h 00m2 stops
$336Delta
Wed, Jan 14 - Wed, Jan 21
Frontier Logo
12:47 pm - 5:31 am
PDX
-
PHL
13h 44m1 stop
Frontier Logo
7:10 am - 1:24 pm
PHL
-
PDX
9h 14m1 stop
$337Frontier
Thu, Dec 25 - Thu, Jan 1
JetBlue Logo
11:40 pm - 2:18 pm
PDX
-
PHL
11h 38m1 stop
JetBlue Logo
3:15 pm - 10:25 pm
PHL
-
PDX
10h 10m1 stop
$339JetBlue
Fri, May 22 - Mon, May 25
Frontier Logo
11:59 am - 4:32 pm
PDX
-
PHL
25h 33m1 stop
Frontier Logo
2:36 pm - 10:33 am
PHL
-
PDX
22h 57m2 stops
$342Frontier
Thu, Jan 15 - Wed, Jan 21
Frontier Logo
12:47 pm - 5:31 am
PDX
-
PHL
13h 44m1 stop
Frontier Logo
4:07 pm - 11:15 am
PHL
-
PDX
46h 08m2 stops
$343Frontier
Thu, Jan 1 - Fri, Jan 9

American Airlines flights from Portland to Philadelphia

Our best American Airlines deals on Portland to Philadelphia flight tickets
American Airlines
Jan 14
PDX5:14 amPortland
8h 20m
1 stop
PHL4:34 pmPhiladelphia
Jan 20
PHL10:40 amPhiladelphia
12h 47m
1 stop
PDX8:27 pmPortland
$352
Find similar
American Airlines
Jan 14
PDX5:14 amPortland
8h 20m
1 stop
PHL4:34 pmPhiladelphia
Jan 20
PHL10:40 amPhiladelphia
12h 47m
1 stop
PDX8:27 pmPortland
$391
Find similar
American Airlines
Dec 24
PDX8:35 amPortland
8h 19m
1 stop
PHL7:54 pmPhiladelphia
Jan 3
PHL7:15 pmPhiladelphia
6h 01m
PDX10:16 pmPortland
$494
Find similar

United Airlines flights from Portland to Philadelphia

Our best United Airlines deals on Portland to Philadelphia flight tickets
United Airlines
Jan 4
PDX6:27 pmPortland
8h 05m
1 stop
PHL5:32 amPhiladelphia
Jan 7
PHL6:30 amPhiladelphia
8h 27m
1 stop
PDX11:57 amPortland
$383
Find similar
United Airlines
Jan 4
PDX11:55 pmPortland
11h 12m
2 stops
PHL2:07 pmPhiladelphia
Jan 7
PHL6:30 amPhiladelphia
8h 27m
1 stop
PDX11:57 amPortland
$388
Find similar
United Airlines
Feb 11
PDX5:00 amPortland
9h 33m
2 stops
PHL5:33 pmPhiladelphia
Feb 14
PHL6:32 amPhiladelphia
8h 23m
1 stop
PDX11:55 amPortland
$390
Find similar

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 December 10, 2025.
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

Thu 1/1

12:47 pm-5:31 am

1 stop13h 44m

Philadelphia

Wed 1/7

3:48 pm-11:15 am

2 stops22h 27m

$314

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Fri 1/23

9:10 am-6:03 pm

1 stop29h 53m

Philadelphia

Sat 1/31

7:06 pm-8:47 pm

1 stop28h 41m

$325

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Thu 1/8

12:05 pm-11:46 am

1 stop20h 41m

Philadelphia

Fri 1/16

8:43 pm-11:04 am

2 stops41h 21m

$330

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Sun 1/4

12:47 pm-5:31 am

1 stop13h 44m

Philadelphia

Wed 1/7

3:48 pm-11:15 am

2 stops22h 27m

$331

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Sun 1/4

12:47 pm-5:31 am

1 stop13h 44m

Philadelphia

Tue 1/13

7:12 pm-11:04 am

2 stops42h 52m

$335

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Wed 1/14

7:10 am-10:06 pm

2 stops11h 56m

Philadelphia

Wed 1/21

5:17 pm-12:17 am

2 stops10h 00m

$336

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Thu 12/25

12:47 pm-5:31 am

1 stop13h 44m

Philadelphia

Thu 1/1

7:10 am-1:24 pm

1 stop9h 14m

$337

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Fri 5/22

11:40 pm-2:18 pm

1 stop11h 38m

Philadelphia

Mon 5/25

3:15 pm-10:25 pm

1 stop10h 10m

$339

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Thu 1/15

11:59 am-4:32 pm

1 stop25h 33m

Philadelphia

Wed 1/21

2:36 pm-10:33 am

2 stops22h 57m

$342

PortlandPhiladelphia

PDX - PHL

PDXPHL

Portland

Thu 1/1

12:47 pm-5:31 am

1 stop13h 44m

Philadelphia

Fri 1/9

4:07 pm-11:15 am

2 stops46h 08m

$343

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 April 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 Monday. Travelers who choose to depart for Philadelphia on a Monday will often find tickets for as low as $408. 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 $502.

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 afternoon. momondo users have found flights departing from Portland to Philadelphia in the afternoon for as low as $408. 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 at noon when prices are around $464.

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 $445 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 December 2025, prices for Portland to Philadelphia flights are approximately 12% cheaper 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

$216

Fastest flight time

4h 59m

Direct flights

Mon, Tue, Thu, Fri, Sat and Sun

Airports in Philadelphia

1 airport
The best one-way flight to Philadelphia from Portland in the past 72 hours is $216. The best round-trip flight deal from Portland to Philadelphia found on momondo in the last 72 hours is $480.
The fastest flight from Portland to Philadelphia takes 4h 59m
Direct flights go from Portland to Philadelphia on Monday, Tuesday, Thursday, Friday, Saturday and Sunday. The only airline offering direct flights is American Airlines.
There is 1 airport near Philadelphia: 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 4h 59m.

  • 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
8,174 reviews
Search Spirit Airlines flights
FrontierPriceFrom $152Free CancellationRating
5.8
3,085 reviews
Search Frontier flights
DeltaPriceFrom $234Free CancellationRating
7.9
8,007 reviews
Search Delta flights
Alaska AirlinesPriceFrom $239Free CancellationRating
8.0
11,424 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $290Free CancellationRating
7.4
9,092 reviews
Search United Airlines flights
SouthwestPriceFrom $312Free CancellationRating
7.9
4,252 reviews
Search Southwest flights
American AirlinesPriceFrom $330Free CancellationRating
7.2
11,047 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
Ocean City
Wildwood Crest
King of Prussia
Cherry Hill
Newark
Dewey Beach
Reading
North Wildwood
Avalon
Dover
Lewes
Stone Harbor
Essington
Vineland
Pottstown
Elkton
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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