$110 Find Cheap Flights from Illinois to Oregon - Compare and Save

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Oregon.

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Illinois to Oregon is likely to change within 7 days, so travelers know whether to wait or book now.

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Illinois to Oregon with an airline and back with another airline.

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Illinois to Oregon up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Illinois and Oregon are connected by different airlines. The airlines that fly that route the most regularly are United Airlines (55 flights per week), Air Canada (43 flights per week), and American Airlines (28 flights per week).

There are 6 airports in Oregon. The busiest airport is Portland Airport (PDX), with 75% of all flights arriving there.

Prices will differ depending on the departure airport, but generally, the cheapest airport to fly to in Oregon is Portland Airport (PDX), with an average flight price of $226.

Based on KAYAK data, the cheapest day to fly to Oregon is Tuesday where round-trip tickets can be as cheap as $342. On the other hand, the most expensive day to fly is Sunday, where round-trip prices are $421 on average.

The cheapest time of day to fly to Oregon is generally at night, when round-trip flights cost $337 on average. Morning departures are around 13% cheaper than evening flights, on average. The most expensive time of day to fly to Oregon is generally in the afternoon, which is peak travel time and where the average cost of a ticket is $454.

The cheapest ticket to Oregon from Illinois found in the last 5 days was to Portland, at $241 round-trip. The most popular route is Chicago Midway Airport (MDW) to Portland (PDX) and the cheapest round-trip airline ticket found on this route in the last 5 days was $241.

The cheapest month for flights from Illinois to Oregon is August, when tickets cost $208 (return) on average. On the other hand, the most expensive months are April and December, when the average cost of round-trip tickets is $293 and $267 respectively.

To get a below average price on the flight from Illinois to Oregon, you should book around 4 weeks before departure, which saves you about 54% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 18 weeks before departure.

From Illinois, there are direct flights to Oregon from 1 city. This city is Chicago and there are 260 direct flights each week.

There are around 38 direct flights from within Illinois to Oregon every day. Most flights (39%) depart in the evening.

Each week there are around 260 direct flights from within Illinois to Oregon. The most common day for departures is Saturday, with 15% of flights taking off on this day.

An average nonstop flight from Illinois to Oregon takes 8h 55m, covering a distance of 1670 miles. The shortest route is Chicago Midway Airport (MDW) to Boise (BOI) with an average flight time of 3h 30m.

There are not any long-haul (6-12 hour flight duration) or short-haul (up to 3 hour flight duration) flights to Oregon. Instead, there are 260 medium-haul flights (3-6 hour flight duration), with the most arriving from Chicago.

Based on KAYAK flight searches, the most popular destination is Portland (69% of total searches to Oregon). The next most popular destinations are Boise (14%) and Eugene (8%). Searches for flights to Redmond (5%), to Medford (5%) and to North Bend (1%) are also popular.