Cheap Flights from Portland, OR to Illinois (IL) from $29 - Find Tickets & Airfare Deals at Cheapflights.com

How to find the cheapest flight from
Portland (PDX) to Illinois

How far in advance should I book a flight from Portland to Illinois?

To save on the cost of your flight from Portland to Illinois, book at least 37 days before your planned departure. Booking around this time can save you about 10% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $177 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $177.

One-way flights to Illinois from Portland

The cheapest one-way flights from Portland to Illinois

2:00 am - 3:11 pm

Spirit Airlines

1 Stop

11h 11m

PDX - ORD

$29

Travelocity

4:10 am - 3:11 pm

Spirit Airlines

1 Stop

9h 01m

PDX - ORD

$43

FlightNetwork

4:32 pm - 1:20 am

Multiple Airlines

1 Stop

6h 48m

PDX - ORD

$58

Kiwi.com

Related info for your journey

Useful info, stats and facts about Portland to Illinois flights.

Flight FAQs

From Portland to Illinois

Are flight prices decreasing from Portland to Illinois due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Portland and Illinois for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Can I find flights from Portland to Illinois for under $100 on Cheapflights?

Yes, there are multiple flights from Portland to Illinois for under $100. The cheapest flight booked recently is on Multiple Airlines for just $86, but on average you can expect to pay $116.

Are there nonstop flights from Portland to Illinois for under $300 on Cheapflights?

Cheapflights has at least 20 direct flights from Portland to Illinois under $300. A good price for a nonstop flight from Portland to Illinois is less than $283.

Are there last-minute flights available from Portland to Illinois for under $200?

There are currently 20+ open flights from Portland to Illinois within the next 7 days for less than $200.

What days are nonstop flights available from Portland to Illinois?

Nonstop flights are available for this route on the following days: Wednesday, Thursday, Saturday.

What are the most popular airlines that fly from Portland to Illinois?

Major Airline, American Airlines and Alaska Airlines are the most popular airlines when flying from Portland to Illinois.

What are the most popular routes from Portland to Illinois?

Most travelers choose Portland - Chicago O'Hare Intl, Portland - Chicago Midway or Portland - Greater Peoria when deciding on the best route from Portland to Illinois.

What are the cheapest Flights from Portland to Illinois?

Looking for the cheapest flight from Portland to Illinois? While on average our users pay $275, our data indicates the cheapest price to be $134. The most popular route (Portland - Chicago O'Hare Intl), is priced around $71.

What are the most reliable airlines from Portland to Illinois?

No one likes to see their flight delayed. When booking a flight from Portland to Illinois consider choosing LOT (100%), Aer Lingus (100%) or United Airlines (100%) as they are the most reliable in getting you off to your destination on time.

How long is the flight from Portland to Illinois?

Airlines like Delta and Spirit Airlines fly from Portland to Illinois in about 5h 29m. The time it takes to get you to your destination can typically vary by up to 1h 18m. Both multi-stop and nonstop flights can be found to your destination and back.