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$54+ Cheap flights from Illinois to Oregon

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/16. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — PDX
Nov 5 — Nov 121
Tue 11/5
Tue 11/12
1 adult, Economy
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Find flight deals from Illinois to Oregon

Cheapest flights from Illinois to Oregon
Explore the most affordable flight options available from Illinois to Oregon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 31, 2024.

This FareScan deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FareScan is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/39:10 pmORD - PDX
2 stops23h 11mSpirit Airlines
Tue 12/107:16 pmPDX - ORD
1 stop8h 14mSpirit Airlines
Deal found 10/31$178
This FlightHub deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/24:19 pmMDW - PDX
1 stop9h 40mFrontier
Sun 11/106:05 amPDX - MDW
1 stop17h 28mFrontier
Deal found 10/30$180
This FlightHub deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/254:48 pmORD - PDX
1 stop9h 41mMultiple Airlines
Mon 12/29:40 pmPDX - ORD
1 stop12h 12mMultiple Airlines
Deal found 10/31$181
This CheapOair deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/236:49 pmSTL - PDX
1 stop22h 55mFrontier
Fri 1/1011:15 amPDX - STL
1 stop6h 16mFrontier
Deal found 10/30$192
This FlightHub deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/124:44 pmORD - PDX
1 stop9h 30mFrontier
Sat 11/166:05 amPDX - ORD
1 stop15h 07mFrontier
Deal found 10/31$195
This Delta deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/76:05 amORD - EUG
1 stop6h 42mDelta
Mon 12/95:00 amEUG - ORD
1 stop6h 15mDelta
Deal found 10/30$216
This United Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/114:10 pmORD - RDM
1 stop10h 21mUnited Airlines
Tue 12/177:50 pmRDM - ORD
1 stop7h 16mUnited Airlines
Deal found 10/30$216
This Travelocity deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/76:46 pmSTL - PDX
1 stop7h 29mMultiple Airlines
Sat 12/145:00 amPDX - STL
1 stop6h 24mMultiple Airlines
Deal found 10/30$218
This Alaska Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/125:34 pmORD - PDX
1 stop7h 21mAlaska Airlines
Sat 1/47:00 amPDX - ORD
Nonstop4h 05mAlaska Airlines
Deal found 10/30$219
This Delta deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/116:05 amORD - RDM
1 stop6h 36mDelta
Tue 12/175:20 amRDM - ORD
2 stops12h 25mDelta
Deal found 10/29$221
This Delta deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/66:45 pmORD - PDX
1 stop7h 43mDelta
Mon 12/92:07 pmPDX - ORD
1 stop7h 52mDelta
Deal found 10/31$223
This Delta deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/126:30 pmSTL - PDX
1 stop7h 27mDelta
Sat 12/141:40 pmPDX - STL
1 stop5h 45mDelta
Deal found 10/31$226

Find flights from Illinois to Oregon within your budget

Customize your flight search to find flights from Illinois to Oregon that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,570,725 searches. Data last updated October 31, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

St. LouisPortland

STL - PDX

STLPDX

Lambert-St Louis

Sat 11/16

5:25 pm-12:09 am

1 stop8h 44m

$59

ChicagoBoise

ORD - BOI

ORDBOI

Chicago O'Hare Intl

Mon 11/18

10:13 pm-10:56 am

1 stop13h 43m

$69

ChicagoPortland

ORD - PDX

ORDPDX

Chicago O'Hare Intl

Wed 11/20

7:00 am-9:32 am

Nonstop4h 32m

$89

ChicagoPortland

MDW - PDX

MDWPDX

Chicago Midway

Thu 11/28

12:50 pm-3:20 pm

Nonstop4h 30m

$90

ChicagoPortland

ORD - PDX

ORDPDX

Chicago O'Hare Intl

Thu 11/28

2:15 pm-9:03 pm

1 stop8h 48m

$99

ChicagoPortland

ORD - PDX

ORDPDX

Chicago O'Hare Intl

Wed 1/29

4:00 pm-6:43 pm

Nonstop4h 43m

$109

St. LouisPortland

STL - PDX

STLPDX

Lambert-St Louis

Fri 12/6

1:36 pm-9:08 pm

1 stop9h 32m

$113

ChicagoPortland

ORD - PDX

ORDPDX

Chicago O'Hare Intl

Tue 12/24

10:00 am-5:30 pm

1 stop9h 30m

$130

St. LouisPortland

STL - PDX

STLPDX

Lambert-St Louis

Thu 12/12

2:00 pm-11:48 pm

3 stops35h 48m

$167

ChicagoPortland

MDW - PDX

MDWPDX

Chicago Midway

Thu 11/7

1:17 pm-12:11 am

1 stop12h 54m

$89

Flights are sorted by cheapest first

Deals found on 10/30

Showing 1-10 of 60 results
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Best time to book a flight from Illinois to Oregon

Have a flexible travel schedule? Discover the best time to fly to Oregon from Illinois with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Illinois to Oregon

Get recent, data-driven insights about flights from Illinois to Oregon including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Illinois to Oregon?

Currently, October is the cheapest month in which you can book a flight from Illinois to Oregon (average of $276). Flying from Illinois to Oregon in July is currently the most expensive (average of $341). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IL to OR?

Find hourly flight availability from Illinois to Oregon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 31, 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Oregon as you normally would.

Rainfall in Oregon by month

Plan your trip to Oregon by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Oregon ranges from 0.7 - 5.6 inches per month. November is typically the wettest month, when rainfall can reach 5.6 in. July is typically the driest time to visit Oregon when rainfall is around 0.7 in.

Temperature in Oregon by month

Plan your trip to Oregon by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Oregon, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Oregon

Get insights into the airlines that provide service to Oregon. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Oregon. Reviews last updated October 31, 2024.
To help decide which airline to fly from Illinois to Oregon, see what other customers have to say about Frontier, Spirit Airlines and Alaska Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
5,116 reviews

Comfort

8.1

Entertainment

7.7

Boarding

8.3

Food

7.2

Crew

8.7

Overall

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Southwest
8.1
Very good
5,116 reviews
Southwest
8.1
Very good
5,116 reviews

Comfort

8.1

Entertainment

7.7

Boarding

8.3

Food

7.2

Crew

8.7

Overall

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Alaska Airlines
8.0
Very good
9,420 reviews
Southwest
8.1
Very good
5,116 reviews

Comfort

8.1

Entertainment

7.7

Boarding

8.3

Food

7.2

Crew

8.7

Overall

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Delta
8.0
Very good
8,835 reviews
Southwest
8.1
Very good
5,116 reviews

Comfort

8.1

Entertainment

7.7

Boarding

8.3

Food

7.2

Crew

8.7

Overall

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Aeromexico
7.5
Good
2,032 reviews
Southwest
8.1
Very good
5,116 reviews

Comfort

8.1

Entertainment

7.7

Boarding

8.3

Food

7.2

Crew

8.7

Overall

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

United Airlines
7.4
Good
9,240 reviews
Southwest
8.1
Very good
5,116 reviews

Comfort

8.1

Entertainment

7.7

Boarding

8.3

Food

7.2

Crew

8.7

Overall

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Related info for your journey

Find useful and relevant information for your journey from Illinois to Oregon. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Illinois to Oregon for under $200 on Cheapflights?

    Yes, there are multiple flights from Illinois to Oregon for under $200. The cheapest flight booked recently is on Multiple Airlines for just $106, but on average you can expect to pay $193.

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

    Cheapflights has at least 4 direct flights from Illinois to Oregon under $300. A good price for a nonstop flight from Illinois to Oregon is less than $250.

  • 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 days are nonstop flights available from Illinois to Oregon?

    Days when nonstop flights are available for this flight are: Sunday, Monday, Tuesday, Thursday, Friday, Saturday.

  • How many flights depart from Illinois to Oregon on average per day?

    On average, you can expect to see 15 flights from Illinois to Oregon a day.
    Morning (6am - Noon) - 33% of flight departures
    Afternoon (Noon - 6pm) - 27% of flight departures
    Evening (6pm - Midnight) - 40% of flight departures

  • How long is the flight from Illinois to Oregon?

    A quick flight from Illinois to Oregon can take about 6h 42m. Frontier provides one of the quickest options available for as low as $108. Illinois and Oregon are separated by a distance of 1744 mi. This flight may include one or multiple stops.

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

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $54. However, be on the lookout for offers from Spirit Airlines and Alaska Airlines, as they are both options that can get you from Illinois to Oregon for a low price.

  • What does ORD to PDX mean?

    Great question - ORD to PDX just means Chicago O'Hare Intl Airport to Portland Airport. Now you’ll know what these unique codes when you look for flights! Eugene Airport (EUG), Bend/Redmond Airport (RDM), Medford Airport (MFR), North Bend Airport (OTH), Pendleton Airport (PDT) are other airports near this flight route and their unique identifiers/IATA codes.

  • Can I find deals for flights from Illinois to Oregon that include extra baggage allowance?

    The amount of baggage you can bring on your Illinois to Oregon flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Illinois to Oregon with specific airlines?

    Yes, Cheapflights allows you to browse and filter Illinois to Oregon flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Illinois to Oregon that include hotel bookings?

    Yes. In addition to deals on Illinois to Oregon flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Oregon?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Oregon.

  • Can I find deals for business class flights from Illinois to Oregon?

    Yes. Cheapflights offers flight deals from Illinois to Oregon by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Illinois to Oregon that allow pets onboard?

    Many airlines flying from Illinois to Oregon offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Illinois to Oregon?

    Yes, you can often find last-minute deals on Illinois to Oregon flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Illinois to Oregon flight deals updated?

    The Illinois to Oregon flight deals you see on this page were last updated on 10/31.

  • What is the cheapest month to book a flight from Illinois to Oregon?

    Currently, October is the cheapest month in which you can book a flight from Illinois to Oregon (average of $276). Flying from Illinois to Oregon in July is currently the most expensive (average of $341). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Illinois to Oregon

Discover the top 6 airlines that operate flights from Illinois to Oregon. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,570,725 searches. Data last updated October 31, 2024.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$83Average$138FlexibilityNo cancel feeOn-time65%
FrontierCheapest$125Average$242FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$162Average$418FlexibilityNo cancel feeOn-time75%
DeltaCheapest$176Average$395FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$189Average$559FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$214Average$534FlexibilityNo cancel feeOn-time69%
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