$110 Cheap Flights from Philadelphia (PHL) to Portland (PDX)

View $110 flight on Mon, Oct 27, 2025Opens in a new window

Popular airlines from Philadelphia Intl. Airport (PHL) to Portland International Airport (PDX)

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Cheap Flights from Philadelphia to Portland (PHL-PDX)

Prices were available within the past 7 days and start at $110 for one-way flights and $220 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Mon, Oct 27 - Thu, Oct 30
PHL
Philadelphia
PDX
Portland
$220 Roundtrip, found 11 hours ago
$220
Roundtrip
found 11 hours ago
Select Frontier Airlines flight, departing Mon, Oct 27 from Philadelphia to Portland, returning Thu, Oct 30, priced at $220 found 11 hours ago
Frontier Airlines
Fri, Oct 31 - Fri, Nov 7
PHL
Philadelphia
PDX
Portland
$221 Roundtrip, found 17 hours ago
$221
Roundtrip
found 17 hours ago
Select Frontier Airlines flight, departing Fri, Oct 31 from Philadelphia to Portland, returning Fri, Nov 7, priced at $221 found 17 hours ago
Frontier Airlines
Fri, Oct 17 - Thu, Oct 23
PHL
Philadelphia
PDX
Portland
$222 Roundtrip, found 8 hours ago
$222
Roundtrip
found 8 hours ago
Select Frontier Airlines flight, departing Fri, Oct 17 from Philadelphia to Portland, returning Thu, Oct 23, priced at $222 found 8 hours ago
Frontier Airlines
Fri, Oct 24 - Fri, Oct 31
PHL
Philadelphia
PDX
Portland
$242 Roundtrip, just found
$242
Roundtrip
just found
Select Frontier Airlines flight, departing Fri, Oct 24 from Philadelphia to Portland, returning Fri, Oct 31, priced at $242 just found
Frontier Airlines
Thu, Oct 23 - Sun, Oct 26
PHL
Philadelphia
PDX
Portland
$243 Roundtrip, found 18 hours ago
$243
Roundtrip
found 18 hours ago
Select Frontier Airlines flight, departing Thu, Oct 23 from Philadelphia to Portland, returning Sun, Oct 26, priced at $243 found 18 hours ago
Frontier Airlines
Mon, Nov 3 - Fri, Nov 7
PHL
Philadelphia
PDX
Portland
$247 Roundtrip, found 2 days ago
$247
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Mon, Nov 3 from Philadelphia to Portland, returning Fri, Nov 7, priced at $247 found 2 days ago
Delta
Tue, Sep 30 - Wed, Oct 8
PHL
Philadelphia
PDX
Portland
$274 Roundtrip, found 19 hours ago
$274
Roundtrip
found 19 hours ago
Select Delta flight, departing Tue, Sep 30 from Philadelphia to Portland, returning Wed, Oct 8, priced at $274 found 19 hours ago
Southwest Airlines
Tue, Nov 11 - Thu, Nov 13
PHL
Philadelphia
PDX
Portland
$280 Roundtrip, found 2 days ago
$280
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Tue, Nov 11 from Philadelphia to Portland, returning Thu, Nov 13, priced at $280 found 2 days ago
Sun Country Airlines
Sun, Oct 12 - Fri, Oct 31
PHL
Philadelphia
PDX
Portland
$287 Roundtrip, found 1 day ago
$287
Roundtrip
found 1 day ago
Select Sun Country Airlines flight, departing Sun, Oct 12 from Philadelphia to Portland, returning Fri, Oct 31, priced at $287 found 1 day ago
United
Sat, Oct 18 - Wed, Oct 22
PHL
Philadelphia
PDX
Portland
$290 Roundtrip, found 1 day ago
$290
Roundtrip
found 1 day ago
Select United flight, departing Sat, Oct 18 from Philadelphia to Portland, returning Wed, Oct 22, priced at $290 found 1 day ago

Find the cheapest month to fly from Philadelphia (PHL) to Portland (PDX)

April is typically the cheapest month to fly

From $137 - $508 per traveler.

Graph displaying average flight prices per month

Alternative airports near Portland

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Portland Intl. PDX. Cheapest and Closest option available. Average driving time to city center is 17 minutes. Flights from $499
PDX
Portland Intl.
CheapestClosest
Average driving time to city center17 min
Flights from $499
Flights from Philadelphia (PHL) to Portland (PDX)
Origin airport
Philadelphia Intl.
Destination airport
Portland Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, Southwest Airlines, Spirit Airlines, Sun Country Airlines, United
Roundtrip price
$220
Distance
2399 mi
Average flight time
6 hours 4 mins

Philadelphia to Portland Flights

The cheapest times to fly from Philadelphia to Portland

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Philadelphia to Portland are during the month of October. You can find some of the cheapest flights from Philadelphia to Portland with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Philadelphia to Portland

Sunday is one of the best days to book for cheap flights from Philadelphia to Portland: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Philadelphia to Portland

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Philadelphia to Portland in 2025. You can also book with separate airlines for your outbound and return journeys, from $110 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Philadelphia to Portland flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Philadelphia to Portland airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Philadelphia Intl. Airport (PHL) to Portland Intl. Airport (PDX) cost?
Lock in a cheap one-way flight from $110 or cheap return flight from $220 from Philadelphia Intl. Airport (PHL) to Portland Intl. Airport (PDX) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Philadelphia Intl. Airport (PHL) to Portland Intl. Airport (PDX)?
The cheapest month to fly from PHL to PDX is October, when demand is low. Off-peak months are generally when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Philadelphia Intl. Airport (PHL) to Portland Intl. Airport (PDX)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll fly you from PHL to PDX. Then, sort your results by "Price (lowest to highest)" to score a good deal.
How many flights per day from Philadelphia Intl. Airport (PHL) to Portland Intl. Airport (PDX)?
You'll need to hop on a flight with a layover when traveling from Philadelphia Intl. Airport (PHL) to Portland Intl. Airport (PDX). Direct flights don't operate daily on this route. However, simply filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from PHL to PDX?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can change based on a number of factors, such as the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Philadelphia Intl. Airport (PHL) to Portland Intl. Airport (PDX)?
To avoid potential delays on the Philadelphia Intl. Airport (PHL) to Portland Intl. Airport (PDX) route, aim to travel before 3 PM. Later departures have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Philadelphia Intl. Airport (PHL) to Portland Intl. Airport (PDX) last-minute?
Last-minute bookings from PHL to PDX are usually more expensive. For the lowest rates, start searching for flights as soon as possible. That said, if your travel plans are flexible, it's possible to score a cheap ticket right before your journey.
Is it cheaper to book a PHL to PDX flight and hotel package?
You'll typically save money by securing a PHL to PDX flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. Once you've selected your ideal accommodations and flights, consider adding extras such as car rentals, activities and tours.
Can I cancel or change the date of my flight from Philadelphia Intl. Airport (PHL) to Portland Intl. Airport (PDX)?
Generally, it's possible to cancel or reschedule your PHL to PDX flight. However, if it's been more than 24 hours since booking, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.