Find flight deals from Portland to Riyadh for the next 3 months. Book one way flights from €561 or round trip flights from €976.

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

Flying from Portland to Riyadh

The distance between Portland and Riyadh is approximately 12,132.26 km. Based on Trip.com's data travel demand peaks in January. The off-season for travel is September.

Cheapest one-way flight price€561
Cheapest round-trip ticket price€976
Off-season for travelSeptember
Peak season for travelJanuary
Flight distance12,132.26 km

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

The cheapest time for Portland to Riyadh flights: Dec 28 to Jan 4 — one way flight prices from €503.

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 Riyadh, calculated over the upcoming 10 weeks.

Frequently Asked Questions

  • What are the cheapest flights from Portland to Riyadh (PDX-RUH)?

    Based on Trip.com data, Delta Air Lines offers one-way fares as low as €561 on Cheapest nonstop routes (e.g. PDX to RUH on Fri, Jan 9), while Delta Air Lines offers Cheapest nonstop round-trips from €976 departing on Fri, Jan 9 and returning on Sat, Jan 17.
  • 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 Riyadh 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 Riyadh, 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 Fri, Jan 9, with one-way flights priced at just €561.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Delta Air Lines.
    · 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 Riyadh travel is around January.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Portland to Riyadh is September, when demand for travel is lower.
  • After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Portland to Riyadh on December 12, 2025 with British Airways, with prices starting at €2,074.
  • The time difference between Riyadh and Portland is 11h.
  • 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.