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Flights from Philadelphia to Portland

Search for direct flights from Philadelphia to Portland in the next 3 months. Based on Trip.com's latest 7-day flight data, one-way direct flights start at US$171, and round-trip direct flights start at US$242.

      • Cheapest nonstop
        PHL 17:15
        5h 43m
        Nonstop
        PDX 19:58
        Philadelphia - Portland | Wed, May 13 | Alaska Airlines
        PDX 08:00
        5h 2m
        Nonstop
        PHL 16:02
        Portland - Philadelphia | Sun, May 17 | Alaska Airlines
        US$242 US$400
        40% off
        40% off
        US$400 US$242
      • PHL 17:15
        5h 43m
        Nonstop
        PDX 19:58
        Philadelphia - Portland | Thu, May 14 | Alaska Airlines
        PDX 08:00
        5h 2m
        Nonstop
        PHL 16:02
        Portland - Philadelphia | Mon, May 18 | Alaska Airlines
        US$262 US$400
        35% off
        35% off
        US$400 US$262
      • PHL 05:17
        7h 54m
        1 stop
        PDX 10:11
        Philadelphia - Portland | Tue, May 19 | Delta Air Lines
        PDX 17:05
        10h 5m
        1 stop
        PHL 06:10
        Portland - Philadelphia | Tue, May 26 | Delta Air Lines
        US$227 US$400
        43% off
        43% off
        US$400 US$227
      • PHL 10:40
        26h 54m
        1 stop
        PDX 10:34
        Philadelphia - Portland | Fri, May 29 | Frontier Airlines
        PDX 17:46
        8h 51m
        1 stop
        PHL 05:37
        Portland - Philadelphia | Tue, Jun 2 | Frontier Airlines
        US$251
        37% off
        US$400 US$251
      • PHL 20:35
        23h 11m
        1 stop
        PDX 16:46
        Philadelphia - Portland | Sat, Jun 6 | Frontier Airlines
        PDX 20:42
        30h 45m
        1 stop
        PHL 06:27
        Portland - Philadelphia | Sun, Jun 14 | Frontier Airlines
        US$257
        36% off
        US$400 US$257
      • PHL 20:37
        23h 20m
        1 stop
        PDX 16:57
        Philadelphia - Portland | Fri, Jun 19 | Frontier Airlines
        PDX 20:42
        30h 45m
        1 stop
        PHL 06:27
        Portland - Philadelphia | Mon, Jun 22 | Frontier Airlines
        US$258
        36% off
        US$400 US$258
      • PHL 20:35
        23h
        1 stop
        PDX 16:35
        Philadelphia - Portland | Mon, Jun 8 | Frontier Airlines
        PDX 20:42
        30h 45m
        1 stop
        PHL 06:27
        Portland - Philadelphia | Sun, Jun 14 | Frontier Airlines
        US$258
        36% off
        US$400 US$258
      • PHL 11:00
        11h 47m
        1 stop
        PDX 19:47
        Philadelphia - Portland | Thu, Jun 11 | Frontier Airlines
        PDX 20:42
        30h 45m
        1 stop
        PHL 06:27
        Portland - Philadelphia | Mon, Jun 15 | Frontier Airlines
        US$272
        32% off
        US$400 US$272
      • PHL 20:25
        19h 37m
        1 stop
        PDX 13:02
        Philadelphia - Portland | Mon, May 11 | Frontier Airlines
        PDX 23:55
        7h 34m
        1 stop
        PHL 10:29
        Portland - Philadelphia | Tue, May 19 | United Airlines
        US$276
        31% off
        US$400 US$276
      • PHL 10:40
        26h 40m
        1 stop
        PDX 10:20
        Philadelphia - Portland | Sat, May 23 | Frontier Airlines
        PDX 07:40
        5h 5m
        Nonstop
        PHL 15:45
        Portland - Philadelphia | Sat, May 30 | Alaska Airlines
        US$280
        30% off
        US$400 US$280
      • PHL 13:00
        17h 25m
        1 stop
        PDX 14:00
        Philadelphia - Portland | Tue, May 12 | Normal Airline
        PDX 15:00
        6h
        Nonstop
        PHL 16:00
        Portland - Philadelphia | Thu, May 14 | Normal Airline
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      • Cheapest nonstop
        PHL 16:45
        5h 52m
        Nonstop
        PDX 19:37
        Philadelphia - Portland | Sat, May 30 | Alaska Airlines
        US$171 US$245
        30% off
        30% off
        US$245 US$171
      • PHL 20:25
        19h 37m
        1 stop
        PDX 13:02
        Philadelphia - Portland | Tue, May 12 | Frontier Airlines
        US$73 US$245
        70% off
        70% off
        US$245 US$73
      • PHL 20:35
        23h
        1 stop
        PDX 16:35
        Philadelphia - Portland | Mon, Jun 8 | Frontier Airlines
        US$128 US$245
        48% off
        48% off
        US$245 US$128
      • PHL 20:35
        23h 11m
        1 stop
        PDX 16:46
        Philadelphia - Portland | Wed, May 20 | Frontier Airlines
        US$134
        45% off
        US$245 US$134
      • PHL 20:35
        23h 11m
        1 stop
        PDX 16:46
        Philadelphia - Portland | Fri, May 22 | Frontier Airlines
        US$139
        43% off
        US$245 US$139
      • PHL 11:00
        11h 47m
        1 stop
        PDX 19:47
        Philadelphia - Portland | Mon, Jun 15 | Frontier Airlines
        US$142
        42% off
        US$245 US$142
      • PHL 20:35
        23h 11m
        1 stop
        PDX 16:46
        Philadelphia - Portland | Sat, May 23 | Frontier Airlines
        US$143
        42% off
        US$245 US$143
      • PHL 10:40
        26h 40m
        1 stop
        PDX 10:20
        Philadelphia - Portland | Sat, May 30 | Frontier Airlines
        US$155
        37% off
        US$245 US$155
      • PHL 09:55
        10h 49m
        1 stop
        PDX 17:44
        Philadelphia - Portland | Tue, May 12 | United Airlines
        US$159
        35% off
        US$245 US$159
      • PHL 13:00
        17h 25m
        1 stop
        PDX 14:00
        Philadelphia - Portland | Tue, May 12 | Normal Airline
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Displayed flight fares from Philadelphia to Portland are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Frequently Asked Questions

  • What are the cheapest flights from Philadelphia to Portland (PHL-PDX)?

    Based on Trip.com data, Frontier Airlines offers one-way fares as low as US$73 on Cheapest nonstop routes (e.g. PHL to PDX on Tue, May 12), while Delta Air Lines offers Cheapest nonstop round-trips from US$227 departing on Tue, May 19 and returning on Tue, May 26.
  • At the moment, several airlines serve connecting flights from Philadelphia to Portland, including: Hawaiian Airlines Delta Air Lines Selected airlines are based on historical data collected from flight bookings made by users on Trip.com within the last 90 days.
  • It takes about 5 hours 54 minutes to fly from Philadelphia to Portland.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Philadelphia to Portland is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Philadelphia to Portland, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Tue, May 12, with one-way flights priced at just US$73.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Alaska Airlines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Portland travel is around January.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Philadelphia to Portland is August, when demand for travel is lower.
  • After crunching the numbers on our May flight calendar, it's currently cheapest to fly from Philadelphia to Portland on May 12, 2026 with Frontier Airlines, with prices starting at US$73.
  • You can land at any one of the following hubs in Portland, with Philadelphia International Airport to Portland International Airport (PHL-PDX) is by far the most common option on this route: Hillsboro Airport (HIO) Portland International Airport (PDX).
  • The time difference between Portland and Philadelphia is 3h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

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Note: Prices shown on this page are the estimated lowest prices found in the last 24 hours and include all taxes and fees.

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Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are clearly shown before you pay. Charges for checked baggage, onboard meals, Wi‑Fi, and other optional services are also included where applicable in the flight cards.

Real-time pricing updates

Prices, availability, and travel details on this page have been updated within the last 24 hours, and for many routes are refreshed in real time. The more popular the route, the more accurate and up-to-date the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.