$101 Find Cheap Flights from Chicago O'Hare Airport to Portland - Compare and Save

Your flight ticket price will generally be cheaper if you fly to Portland on a Saturday and more expensive on a Sunday. On your return trip to Chicago O'Hare Airport, you should consider flying back on a Wednesday, and avoid Sundays for better deals.

The cheapest month for flights from Chicago O'Hare Intl Airport to Portland is March, where tickets cost $300 (return) on average. On the other hand, the most expensive months are December and July, where the average cost of round-trip tickets is $441 and $420 respectively.

No, with an average price for the route of $378, prices are generally cheapest when you fly direct.

To get a below average price on the flight from Chicago O'Hare Intl Airport to Portland, you should book around 3 weeks before departure, which saves you about 24% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 7 weeks before departure.

In the past 5 days, the cheapest round-trip tickets from Chicago O'Hare Airport to Portland were found on American Airlines ($281) and Delta ($282).

There are 2 airlines that fly nonstop from Chicago O'Hare Intl Airport to Portland. They are American Airlines and United Airlines. The cheapest airline for this route is American Airlines, with the best round-trip deal found costing $229. On average, the best prices for this route can be found at American Airlines.

Weekly flights between Chicago and Portland historically see delays in approximately 19% of cases, with the average delay over the past year being 138 minutes.

Typically, flights leaving at night tend to face fewer delays, whereas flights in the evening have historically encountered delays more often.

Statistically, Thursday is the day of the week with the fewest delays on this flight route, while Sunday has typically experienced more delays than other days.

Based on our data, American Airlines have experienced the fewest delays on this route in the past 12 months, with only about 17% of their flights encountering any delays.

Detroit (DTW) is the top choice – 42% of KAYAK users who clicked on 1-stop flights from Chicago O'Hare Airport to Portland picked an itinerary connecting there.

Flights via Washington, D.C. (IAD) offer the most affordable fares, with an average round-trip price of $269.

Consider flying via Washington, D.C. (DCA) for the shortest journey. The average one-way travel time for flights connecting there is 4h 08m.

If you prefer a quick connection, Washington, D.C. (DCA) often has the shortest layovers from Chicago O'Hare Airport to Portland, with an average of 0h 37m.

There are 4 cabin class options for the route. These are First, Business, Economy and Prem Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

Each day, there are 6 nonstop flights that take off from Chicago O'Hare Intl Airport and land in Portland, with an average flight time of 2h 35m. The most common departure time is 2:00 pm and most flights take off in the afternoon. Each week, there are 42 flights and there are the same amount of flights each day (6).