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Cheap flights from Illinois (IL) to Oregon (OR)

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How to find the cheapest flight from
Illinois to Oregon

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

To save on the cost of your flight from Illinois to Oregon, book at least 17 days before your planned departure. Booking around this time can save you about 17% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $104 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $129.

What is the cheapest month to fly from Illinois to Oregon?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, April can be a great choice for travel to Oregon. Flights to Oregon from Illinois in April are about $112 on average during April, but can be found for as low as $41.

Cheap flights from Illinois to Oregon in January, February 2021

The best prices found for Illinois to Oregon flights for January, February
26 Feb - 4 Mar
$88pp
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
PDX
Portland
PDX
Portland
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
19 Feb - 22 Feb
$96pp
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
PDX
Portland
PDX
Portland
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
19 Feb - 22 Feb
$101pp
ORD
Chicago O'Hare Intl
Multiple Airlines
 
1 STOP
PDX
Portland
PDX
Portland
Multiple Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl

Illinois to Oregon 2021 flight deals

Cheap flights to Oregon from Illinois found for this year
26 Feb - 4 Mar
$88pp
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
PDX
Portland
PDX
Portland
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
19 Feb - 22 Feb
$96pp
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
PDX
Portland
PDX
Portland
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
19 Feb - 22 Feb
$101pp
ORD
Chicago O'Hare Intl
Multiple Airlines
 
1 STOP
PDX
Portland
PDX
Portland
Multiple Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl

Non-stop flights to Oregon from Illinois

Save time with Illinois to Oregon direct flight deals
13 Mar - 20 Mar
$179pp
ORD
Chicago O'Hare Intl
Alaska Airlines
Non-Stop
PDX
Portland
PDX
Portland
Alaska Airlines
Non-Stop
ORD
Chicago O'Hare Intl
20 Feb - 27 Feb
$197pp
ORD
Chicago O'Hare Intl
Alaska Airlines
Non-Stop
PDX
Portland
PDX
Portland
Alaska Airlines
Non-Stop
ORD
Chicago O'Hare Intl
17 Feb - 22 Feb
$217pp
ORD
Chicago O'Hare Intl
United Airlines
Non-Stop
PDX
Portland
PDX
Portland
United Airlines
Non-Stop
ORD
Chicago O'Hare Intl

Last minute flights from Illinois to Oregon

Late deals on round-trip flights to Oregon from Illinois, departing today and this week
27 Jan - 29 Jan
$117pp
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
PDX
Portland
PDX
Portland
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
27 Jan - 4 Feb
$124pp
ORD
Chicago O'Hare Intl
Multiple Airlines
 
1 STOP
PDX
Portland
PDX
Portland
Spirit Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
27 Jan - 29 Jan
$128pp
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
PDX
Portland
PDX
Portland
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl

One-way flights to Oregon from Illinois

The cheapest one-way flights from Illinois to Oregon
4:05 pm - 4:53 am
Multiple Airlines
1 Stop
14h 48m
ORD - PDX
Multiple Airlines
$92
Gotogate
11:35 am - 7:20 pm
United Airlines
1 Stop
9h 45m
ORD - EUG
United Airlines
$99
United
3:10 am - 12:13 pm
Frontier
1 Stop
11h 03m
ORD - PDX
Frontier
$100
CheapFlights

Related info for your journey

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

Flight FAQs

From Illinois to Oregon

Are flight prices decreasing from Illinois to Oregon 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 Illinois and Oregon 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.

What safety measures are being taken by airlines flying from Illinois to Oregon to control the spread of COVID-19?

Airlines globally have implemented additional safety measures to accommodate you. Alaska Airlines and Delta are some airlines that have done so. Airline carriers are regularly disinfecting and sanitizing their aircraft. Masks are provided and are mandatory while on board. Pre-flight testing for symptoms and antibodies, alongside socially distanced seating (for a limited time) will work towards keeping travelers safer while flying from Illinois to Oregon. Policies will vary by airline.

Which airlines flying from Illinois to Oregon have flexible cancellations due to COVID-19?

Some of our airline partners flying from Illinois to Oregon have new flexible policies in place due to COVID-19. United Airlines, Alaska Airlines, and American Airlines are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like United Airlines with this kind of flexibility.

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

Yes, there are multiple flights from Illinois to Oregon for under $100. The cheapest flight booked recently is on Frontier for just $88, but on average you can expect to pay $119.

Are there nonstop flights from Illinois to Oregon for under $200 on Cheapflights?

Cheapflights has at least 20 direct flights from Illinois to Oregon under $200. A good price for a nonstop flight from Illinois to Oregon is less than $267.

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

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

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

When booking a flight from Illinois to Oregon, you may want to consider flying on Major Airline, American Airlines or Alaska Airlines as they are the most popular for this route.

What are the most popular routes from Illinois to Oregon?

The most popular route from Illinois to Oregon is Chicago O'Hare Intl - Portland. You may also consider Chicago O'Hare Intl - Eugene or Chicago Midway - Portland.

What are the cheapest Flights from Illinois to Oregon?

On average you can expect to pay $559 for a flight from Illinois to Oregon. The cheapest flight overall is $129 while the most popular route, (Chicago O'Hare Intl - Portland) is currently priced at $130.

What are the most reliable airlines from Illinois to Oregon?

Consider Alaska Airlines (95%), United Airlines (93%) or Air Canada (90%) when booking your flight. These represent the most reliable airlines when flying from Illinois to Oregon.

How long is the flight from Illinois to Oregon?

Departing from Illinois to Oregon will take you 5h 59m. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What is the cheapest airline to fly from Illinois to Oregon round-trip?

Currently priced at $88, Frontier will fly you from Illinois to Oregon and back. In addition to Frontier, many other airlines offer competitively priced options for your trip.

What are the cheapest airlines to fly from Illinois to Oregon one-way?

For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $48. Users have also found prices from $50 and $99 on Spirit Airlines and Frontier, respectively.

Destination points for flights from Illinois to Oregon

Destination information for Oregon

Things to know before you go. Useful info for your trip from Illinois to Oregon

Airports servicing

Bloomington (BMI)
Champaign (CMI)
Decatur (DEC)
Moline (MLI)
Marion (MWA)

Airports servicing

Klamath Falls (LMT)
Medford (MFR)
North Bend (OTH)
Pendleton (PDT)
Portland (PDX)

Top 7 airlines flying from Illinois to Oregon

The chart below displays the airlines Cheapflights users traveling from Illinois to Oregon choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.

Airline Cheapest Average Flexibility On-time COVID-19 safety
Sun Country Air
$131 $239 No cancel fee 83%
Spirit Airlines
$116 $244 No cancel fee 65%
Frontier
$96 $272 No cancel fee 62%
Alaska Airlines
$140 $317 No cancel fee 75%
Delta
$134 $389 No cancel fee N/A
American Airlines
$140 $435 No cancel fee 71%
United Airlines
$140 $452 No cancel fee 69%
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