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Cheap flights from Philadelphia to Portland from £140

PHL — PDX
12 Oct — 19 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Philadelphia to Portland

Enter your travel dates to find the best prices.

Cheapest flights from Philadelphia to Portland

Thu 29/1006:55 -
1 stop8h 15m
Tue 3/1113:50 -
1 stop6h 35m
Deal found 11/9£264
Thu 5/1113:50 -
1 stop13h 05m
Tue 10/1106:40 -
2 stops11h 40m
Deal found 10/9£272
Sat 10/1011:20 -
1 stop7h 36m
Fri 16/1023:30 -
1 stop9h 55m
Deal found 10/9£276
Sat 24/1016:17 -
Nonstop5h 48m
Tue 27/1007:00 -
Nonstop5h 14m
Deal found 10/9£279
Fri 13/1117:15 -
1 stop8h 25m
Mon 16/1110:15 -
2 stops10h 10m
Deal found 10/9£280
Sat 10/1010:15 -
1 stop14h 30m
Sat 17/1023:35 -
1 stop8h 25m
Deal found 9/9£283
Wed 7/1006:25 -
2 stops10h 25m
Thu 15/1021:15 -
2 stops10h 35m
Deal found 11/9£283
Wed 7/1007:45 -
2 stops10h 20m
Wed 14/1023:35 -
1 stop12h 05m
Deal found 9/9£284
Sat 10/1010:15 -
1 stop14h 30m
Thu 15/1021:15 -
2 stops10h 35m
Deal found 10/9£287

Find flight deals from Philadelphia to Portland

Round-trip from

£264

One-way from

£140

Popular in

December

Cheapest in

January

Average price

£316
Southwest
  • Southwest
  • 29/10-3/11
  • 2 total stops
  • 14h 50m total
  • Philadelphia to Portland
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Alaska Airlines
  • Alaska Airlines
  • 10/10-31/12
  • Nonstop
  • 5h 48m total
  • Philadelphia to Portland
Search Deals
Highest demand for flights based on searches. 0% potential increase in price (£2 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£4 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2026
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Cheapflights Fare Finder

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

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Route

Depart

Return

Price

Cheapest return flight

PhiladelphiaPortland

PHL Philadelphia - PDX Portland

PHLPDX

Philadelphia

Tue 10/11

15:00-20:04

1 stop8h 04m

Portland

Wed 31/12

00:00-03:00

Nonstop0h 00m

£147

PhiladelphiaPortland

PHL Philadelphia - PDX Portland

PHLPDX

Philadelphia

Sat 5/12

05:34-12:28

1 stop9h 54m

Portland

Wed 31/12

00:00-03:00

Nonstop0h 00m

£147
Fastest return journey

PhiladelphiaPortland

PHL Philadelphia - PDX Portland

PHLPDX

Philadelphia

Fri 16/10

16:17-19:05

Nonstop5h 48m

Portland

Wed 31/12

00:00-03:00

Nonstop0h 00m

£162

PhiladelphiaPortland

PHL Philadelphia - PDX Portland

PHLPDX

Philadelphia

Sun 8/11

18:25-23:55

1 stop8h 30m

Portland

Wed 31/12

00:00-03:00

Nonstop0h 00m

£162

PhiladelphiaPortland

PHL Philadelphia - PDX Portland

PHLPDX

Philadelphia

Mon 9/11

17:15-22:45

1 stop8h 30m

Portland

Wed 31/12

00:00-03:00

Nonstop0h 00m

£162

PhiladelphiaPortland

PHL Philadelphia - PDX Portland

PHLPDX

Philadelphia

Fri 6/11

17:49-23:00

1 stop8h 11m

Portland

Wed 31/12

00:00-03:00

Nonstop0h 00m

£162

PhiladelphiaPortland

PHL Philadelphia - PDX Portland

PHLPDX

Philadelphia

Sun 6/12

18:59-00:01

1 stop8h 02m

Portland

Wed 31/12

00:00-03:00

Nonstop0h 00m

£162

PhiladelphiaPortland

PHL Philadelphia - PDX Portland

PHLPDX

Philadelphia

Fri 4/12

07:00-12:22

1 stop8h 22m

Portland

Wed 31/12

00:00-03:00

Nonstop0h 00m

£162

PhiladelphiaPortland

PHL Philadelphia - PDX Portland

PHLPDX

Philadelphia

Thu 10/12

14:45-22:15

2 stops10h 30m

Portland

Wed 31/12

00:00-03:00

Nonstop0h 00m

£166

PhiladelphiaPortland

PHL Philadelphia - PDX Portland

PHLPDX

Philadelphia

Mon 5/10

16:17-19:05

Nonstop5h 48m

Portland

Wed 31/12

00:00-03:00

Nonstop0h 00m

£166

Flights are sorted by cheapest return flights first.

Deals found on 10/9

Showing 1-10 of 24 resultsSorted by cheapest first
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Best time to book a flight from Philadelphia to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Philadelphia with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Philadelphia to Portland

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

Booking 50 days in advance of your planned departure date is, on average, the best time to get cheap flights from Philadelphia to Portland. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, January is the cheapest month in which you can book a flight from Philadelphia to Portland (average of £292). Flying from Philadelphia to Portland in December is currently the most expensive (average of £380). 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 PHL to PDX?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Philadelphia to Portland as you normally would.

How much does it cost for a return flight from Philadelphia to Portland?

Airfare is below average for this route at the moment.

Philadelphia to Portland flights typically cost between £279 and £375 in October.
The cheapest return price found within the last 5 days was £264 on Southwest (29 Oct–3 Nov).

Related info for your journey

  • How long is the flight from Philadelphia to Portland?

    There are many flights that can get you from Philadelphia to Portland in 8h 29m. Fly via United Airlines or Southwest to get the fastest option. The distance from Philadelphia to Portland is about 2398 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most reliable airlines from Philadelphia to Portland?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Philadelphia to Portland on time: American Airlines (75%), British Airways (61%), Alaska Airlines (58%).

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Philadelphia to Portland (average of £292). Flying from Philadelphia to Portland in December is currently the most expensive (average of £380). 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Philadelphia to Portland

John F Kennedy Intl to Portland flights

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How does Cheapflights help users find flights from Philadelphia to Portland?

When you search for this flight from Philadelphia to Portland, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Philadelphia to Portland?

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Yes! Cheapflights helps users easily find flights from Philadelphia to Portland with no change fees.

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