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Flights from Williston to Portland

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.

      • XWA 7:15 AM
        8h 22m
        1 stop
        PDX 1:37 PM
        Williston - Portland | Tue, Dec 9 | United Airlines
        PDX 5:00 AM
        5h 56m
        1 stop
        XWA 12:56 PM
        Portland - Williston | Mon, Dec 15 | United Airlines
        TRY 20,874 TRY 39,923
        48% OFF
        48% OFF
        TRY 39,923 TRY 20,874
      • XWA 7:15 AM
        8h 22m
        1 stop
        PDX 1:37 PM
        Williston - Portland | Wed, Dec 10 | United Airlines
        PDX 4:02 PM
        5h 56m
        1 stop
        XWA 11:58 PM
        Portland - Williston | Mon, Dec 15 | United Airlines
        TRY 26,482 TRY 39,923
        34% OFF
        34% OFF
        TRY 39,923 TRY 26,482
      • XWA 6:22 PM
        6h 36m
        1 stop
        PDX 10:58 PM
        Williston - Portland | Sat, Dec 20 | United Airlines
        PDX 5:00 AM
        6h 21m
        1 stop
        XWA 1:21 PM
        Portland - Williston | Sun, Dec 21 | United Airlines
        TRY 27,946 TRY 39,923
        30% OFF
        30% OFF
        TRY 39,923 TRY 27,946
      • ISN 1:00 PM
        17h 25m
        1 stop
        PDX Invalid Date
        Williston - Portland | Thu, Dec 11 | Normal Airline
        PDX 3:00 PM
        6h
        Nonstop
        ISN 4:00 PM
        Portland - Williston | Sat, Dec 13 | Normal Airline
        Find More Flights
        Find More Flights

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

Flying from Williston to Portland

The distance between Williston and Portland is approximately 1,465.04 km. Based on Trip.com's data travel demand peaks in February. The off-season for travel is August.

Cheapest round-trip ticket priceTRY 20,874
Off-season for travelAugust
Peak season for travelFebruary
Flight distance1,465.04 km

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

The cheapest time for Williston to Portland flights: Dec 14 to Dec 21 — one way flight prices from TRY 27,946.

Cheapest flights
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  • 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 Williston to Portland, calculated over the upcoming 10 weeks.

Frequently Asked Questions

  • When is the best time to book flights from Williston 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 Williston 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 Williston to Portland, you can use various tools on Trip.com:
    · 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 February.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Williston to Portland is August, when demand for travel is lower.
  • After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Williston to Portland on December 9, 2025 with United Airlines, with prices starting at TRY 20,873.
  • The time difference between Portland and Williston is 2h.
  • 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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