Cheap flights from Philadelphia to Portland from $139

The cheapest month to fly to Portland from Philadelphia is in January. Flight prices, which tend to average around $395, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in January, then you should wait until February to fly from Philadelphia, when ticket prices are also cheap, with an average price of $397.

The cheapest day to depart on your flight to Portland is on a Tuesday when prices can be found for as low as $457. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Portland is Monday, with ticket prices averaging around $497.

The cheapest time of day to fly to Portland is in the afternoon when flights can be purchased for as low as $420. In the morning is when there is more demand to fly to Portland, so prices are often more expensive at around $494 per ticket.

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

You are more likely to see cheaper flights to Portland from Philadelphia when booking weeks ahead of your departure date. In general, you can expect to find flights to Portland for around $447 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portland from Philadelphia for as low as $410 on momondo.

There are 4 cabin classes available to choose from on Philadelphia to Portland flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

United Airlines, Alaska Airlines, and Delta are the most popular carriers operating from Philadelphia to Portland

United Airlines, Alaska Airlines and Delta are the top three most popular airlines that fly to Portland from Philadelphia according to our data. United Airlines is the first choice among our users, with 31% of people opting to fly with this airline when traveling to Portland. Keep in mind that there are 8 different airlines that fly to Portland on a routine basis, so you have a few additional options to choose from.

Denver (DEN) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Flights via Denver (DEN) offer the lowest average round-trip price of $297.

Flights connecting via Chicago (MDW) have the shortest average one-way travel time: 7h 55m.

Salt Lake City (SLC) has the shortest average layover time for this route: 1h 12m.

1 flights are operational daily from Philadelphia to Portland as of July 2026. The most popular departure time for this route is 8:00PM, with 60% of flights per day taking off in the evening.

10 flights are operational weekly from Philadelphia to Portland as of July 2026. The most popular departure day for this route is Wed, with 40% of flights per week taking off on this day.