Trip.com
>
Flights
>
Flights to Greece
>
Flights to Attica
>
Flights to Athens
Hotels in Athens
>
Flights from Portland to Athens

Find flight deals from Portland to Athens for the next 3 months. Book one way flights from CAD 795 or round trip flights from CAD 1,244.

      • PWM 06:00
        20h 55m
        1 stop
        ATH 09:55
        Portland - Athens | Mon, Dec 15 | United Airlines
        ATH 12:50
        36h 21m
        1 stop
        PWM 18:11
        Athens - Portland | Mon, Dec 22 | Virgin Atlantic
        CAD 1,244 CAD 1,976
        37% OFF
        37% OFF
        CAD 1,976 CAD 1,244
      • PWM 14:34
        12h 21m
        1 stop
        ATH 09:55
        Portland - Athens | Tue, Dec 16 | Delta Air Lines
        ATH 12:50
        17h
        1 stop
        PWM 22:50
        Athens - Portland | Mon, Dec 22 | Virgin Atlantic
        CAD 1,778 CAD 1,976
        10% OFF
        10% OFF
        CAD 1,976 CAD 1,778
      • PWM 13:00
        17h 25m
        1 stop
        ATH Invalid Date
        Portland - Athens | Sat, Dec 13 | Normal Airline
        ATH 15:00
        6h
        Nonstop
        PWM 16:00
        Athens - Portland | Mon, Dec 15 | Normal Airline
        Find More Flights
        Find More Flights
      • PWM 06:00
        21h
        1 stop
        ATH 10:00
        Portland - Athens | Sat, Jan 3 | United Airlines
        CAD 795 CAD 2,013
        61% OFF
        61% OFF
        CAD 2,013 CAD 795
      • PWM 06:00
        20h 55m
        1 stop
        ATH 09:55
        Portland - Athens | Sun, Dec 14 | United Airlines
        CAD 807 CAD 2,013
        60% OFF
        60% OFF
        CAD 2,013 CAD 807
      • PWM 11:27
        15h 28m
        1 stop
        ATH 09:55
        Portland - Athens | Sun, Dec 14 | Delta Air Lines
        CAD 847 CAD 2,013
        57% OFF
        57% OFF
        CAD 2,013 CAD 847
      • PWM 07:00
        19h 55m
        1 stop
        ATH 09:55
        Portland - Athens | Fri, Dec 26 | Delta Air Lines
        CAD 864
        56% OFF
        CAD 2,013 CAD 864
      • PWM 07:00
        20h
        1 stop
        ATH 10:00
        Portland - Athens | Sat, Jan 3 | Delta Air Lines
        CAD 865
        56% OFF
        CAD 2,013 CAD 865
      • PWM 06:00
        20h 55m
        1 stop
        ATH 09:55
        Portland - Athens | Thu, Dec 18 | United Airlines
        CAD 1,684
        16% OFF
        CAD 2,013 CAD 1,684
      • PWM 11:27
        15h 28m
        1 stop
        ATH 09:55
        Portland - Athens | Thu, Dec 18 | Delta Air Lines
        CAD 1,812
        10% OFF
        CAD 2,013 CAD 1,812
      • PWM 13:00
        17h 25m
        1 stop
        ATH Invalid Date
        Portland - Athens | Sat, Dec 13 | Normal Airline
        Find More Flights
        Find More Flights

Displayed flight fares from Portland to Athens are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Flight Info | Portland to Athens

The distance between Portland and Athens is approximately 7,510.4 km. Based on Trip.com's data travel demand peaks in December. The off-season for travel is August.

Cheapest one-way flight priceCAD 795
Cheapest return ticket priceCAD 1,244
Off-season for travelAugust
Peak season for travelDecember
Flight distance7,510.4 km

When is the cheapest time to fly from Portland to Athens?

The cheapest time for Portland to Athens flights: Jan 11 to Jan 18 — one way flight prices from CAD 596.

Cheapest flights
From price
Search
  • 714
  • 1421
  • 2128

  • Jan

    284
  • 411
  • 1118
  • 1825

  • Feb

    251
  • 18
  • 815
  • 1522

  • Mar

    221
Displayed fare trends are based on Trip.com's aggregated average of the lowest flight prices from Portland to Athens, calculated over the upcoming 10 weeks.

Frequently Asked Questions

  • What are the cheapest flights from Portland to Athens (PWM-ATH)?

    Based on Trip.com data, United Airlines offers one-way fares as low as CAD 795 on Cheapest nonstop routes (e.g. PWM to ATH on Sat, Jan 3), while United Airlines offers Cheapest nonstop round-trips from CAD 1,244 departing on Mon, Dec 15 and returning on Mon, Dec 22.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Portland to Athens 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 Portland to Athens, 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 Sat, Jan 3, with one-way flights priced at just CAD 795.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is United 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 Athens travel is around December.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Portland to Athens is August, when demand for travel is lower.
  • After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Portland to Athens on December 15, 2025 with United Airlines, with prices starting at CAD 1,243.
  • The time difference between Athens and Portland is 7h.
  • 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.

Explore More Popular Flights