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Cheap flights from Portland to Chicago from $57

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Chicago departing on 3/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Portland to Chicago

Cheap round-trip flights

These are some of the best round-trip flight deals from Portland to Chicago that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Portland to Chicago.

Cheap last minute flights

Planning a quick getaway from Portland to Chicago? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Chicago, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Portland to Chicago

Find recent round-trip train or bus tickets from Portland to Chicago.

All round-trip flight deals to Chicago

The cheapest plane tickets to Chicago found on KAYAK recently.
12:03 pm - 12:17 amPDX-MDW
10h 14m1 stop
8:44 pm - 8:40 amMDW-PDX
13h 56m1 stop
$108Frontier
Find Deal
Mon, Feb 10 - Sat, Feb 22
6:32 am - 5:25 pmPDX-ORD
8h 53m1 stop
6:50 am - 12:37 amORD-PDX
19h 47m1 stop
$113Frontier
Find Deal
Sat, Mar 1 - Wed, Mar 5
5:30 pm - 5:31 amPDX-ORD
10h 01m1 stop
8:00 am - 4:35 pmORD-PDX
10h 35m1 stop
$156Spirit Airlines
Find Deal
Sat, Feb 1 - Sat, Feb 8
5:30 pm - 5:31 amPDX-ORD
10h 01m1 stop
1:39 pm - 8:46 pmORD-PDX
9h 07m1 stop
$159Spirit Airlines
Find Deal
Wed, Jan 15 - Wed, Jan 22
7:00 am - 1:07 pmPDX-ORD
4h 07mnonstop
6:55 pm - 9:41 pmORD-PDX
4h 46mnonstop
$197Alaska Airlines
Find Deal
Wed, Jan 15 - Wed, Jan 22
7:00 am - 1:07 pmPDX-ORD
4h 07mnonstop
6:55 pm - 9:41 pmORD-PDX
4h 46mnonstop
$198Alaska Airlines
Find Deal
Thu, Jan 16 - Wed, Jan 22
6:00 am - 5:45 pmPDX-ORD
9h 45m1 stop
1:13 pm - 9:50 pmORD-PDX
10h 37m1 stop
$212American Airlines
Find Deal
Tue, Jan 14 - Tue, Jan 21
10:56 am - 4:57 pmPDX-ORD
4h 01mnonstop
9:10 am - 11:53 amORD-PDX
4h 43mnonstop
$227United Airlines
Find Deal
Wed, Feb 5 - Wed, Feb 12
2:15 pm - 8:08 pmPDX-ORD
3h 53mnonstop
7:15 am - 9:35 amORD-PDX
4h 20mnonstop
$238United Airlines
Find Deal
Thu, May 29 - Tue, Jun 3
12:26 am - 10:38 amPDX-ORD
8h 12m1 stop
2:14 pm - 8:11 pmORD-PDX
7h 57m1 stop
$316American Airlines
Find Deal
Mon, Jan 6 - Wed, Jan 8
6:32 am - 5:25 pmPDX-ORD
8h 53m1 stop
$57Frontier
Find Deal
Sat, Mar 1
7:35 am - 10:37 pmPDX-ORD
13h 02m1 stop
$59Frontier
Find Deal
Tue, Feb 11
5:30 pm - 5:31 amPDX-ORD
10h 01m1 stop
$77Spirit Airlines
Find Deal
Tue, Jan 14
8:28 pm - 6:07 amPDX-ORD
7h 39m1 stop
$78Spirit Airlines
Find Deal
Mon, Feb 24
7:00 am - 1:07 pmPDX-ORD
4h 07mnonstop
$99Alaska Airlines
Find Deal
Wed, Jan 22
12:59 am - 10:35 amPDX-ORD
7h 36m1 stop
$104American Airlines
Find Deal
Mon, Dec 30
7:00 am - 1:07 pmPDX-ORD
4h 07mnonstop
$109Alaska Airlines
Find Deal
Fri, Jan 24
2:25 pm - 12:15 amPDX-ORD
7h 50m1 stop
$119United Airlines
Find Deal
Tue, Apr 1
11:58 pm - 5:55 amPDX-ORD
3h 57mnonstop
$125United Airlines
Find Deal
Mon, Mar 17
11:55 pm - 6:00 amPDX-ORD
4h 05mnonstop
$127American Airlines
Find Deal
Thu, May 1
7:19 pm - 5:30 amPDX-ORD
8h 11m1 stop
6:00 am - 3:44 pmORD-PDX
11h 44m1 stop
Fri, Dec 27 - Fri, Jan 3
7:06 pm - 9:49 amPDX-MDW
12h 43m1 stop
8:41 pm - 6:19 pmMDW-PDX
23h 38m1 stop
$332Frontier
Find Deal
Sat, Dec 28 - Thu, Jan 2
7:19 pm - 5:30 amPDX-ORD
8h 11m1 stop
9:54 pm - 6:22 pmORD-PDX
22h 28m1 stop
$424Spirit Airlines
Find Deal
Fri, Dec 27 - Thu, Jan 2
7:19 pm - 5:30 amPDX-ORD
8h 11m1 stop
9:35 pm - 6:53 pmORD-PDX
23h 18m2 stops
$461Spirit Airlines
Find Deal
Sat, Dec 28 - Mon, Jan 6
11:29 pm - 5:30 amPDX-ORD
4h 01mnonstop
3:35 pm - 6:18 pmORD-PDX
4h 43mnonstop
$522Alaska Airlines
Find Deal
Sat, Dec 28 - Mon, Jan 6
12:59 am - 11:30 amPDX-ORD
8h 31m1 stop
6:35 pm - 12:55 amORD-PDX
8h 20m1 stop
$541American Airlines
Find Deal
Fri, Dec 27 - Mon, Jan 6
8:00 pm - 4:40 amPDX-ORD
6h 40m1 stop
7:00 am - 9:38 amORD-PDX
4h 38mnonstop
$567Alaska Airlines
Find Deal
Thu, Dec 26 - Sun, Jan 5
12:59 am - 11:30 amPDX-ORD
8h 31m1 stop
1:15 pm - 9:42 pmORD-PDX
10h 27m1 stop
$576American Airlines
Find Deal
Sat, Dec 28 - Sat, Jan 4
4:45 pm - 10:48 pmPDX-ORD
4h 03mnonstop
4:05 pm - 6:49 pmORD-PDX
4h 44mnonstop
$717United Airlines
Find Deal
Tue, Dec 24 - Tue, Dec 31
9:00 am - 7:59 pmPDX-ORD
8h 59m1 stop
4:05 pm - 6:49 pmORD-PDX
4h 44mnonstop
$727United Airlines
Find Deal
Tue, Dec 24 - Tue, Dec 31
7:00 am - 1:07 pmPDX-ORD
4h 07mnonstop
6:55 pm - 9:41 pmORD-PDX
4h 46mnonstop
$197Alaska Airlines
Find Deal
Wed, Jan 15 - Wed, Jan 22
7:00 am - 1:07 pmPDX-ORD
4h 07mnonstop
6:55 pm - 9:41 pmORD-PDX
4h 46mnonstop
$198Alaska Airlines
Find Deal
Thu, Jan 16 - Wed, Jan 22
9:00 am - 2:55 pmPDX-MDW
3h 55mnonstop
8:30 am - 10:55 amMDW-PDX
4h 25mnonstop
$198Southwest
Find Deal
Wed, Jan 15 - Wed, Jan 22
7:00 am - 1:07 pmPDX-ORD
4h 07mnonstop
6:55 pm - 9:41 pmORD-PDX
4h 46mnonstop
$207Alaska Airlines
Find Deal
Sun, Feb 2 - Wed, Feb 5
8:00 am - 1:55 pmPDX-MDW
3h 55mnonstop
8:30 am - 10:55 amMDW-PDX
4h 25mnonstop
$208Southwest
Find Deal
Thu, Jan 16 - Wed, Jan 22
9:00 am - 2:55 pmPDX-MDW
3h 55mnonstop
8:10 pm - 10:40 pmMDW-PDX
4h 30mnonstop
$213Southwest
Find Deal
Wed, Feb 12 - Tue, Feb 18
10:56 am - 4:57 pmPDX-ORD
4h 01mnonstop
9:10 am - 11:53 amORD-PDX
4h 43mnonstop
$227United Airlines
Find Deal
Wed, Feb 5 - Wed, Feb 12
7:00 am - 1:01 pmPDX-ORD
4h 01mnonstop
8:15 pm - 10:57 pmORD-PDX
4h 42mnonstop
$247United Airlines
Find Deal
Tue, Jan 14 - Thu, Jan 16
3:00 pm - 9:07 pmPDX-ORD
4h 07mnonstop
10:05 am - 12:32 pmORD-PDX
4h 27mnonstop
$343American Airlines
Find Deal
Wed, Apr 23 - Sun, Apr 27
11:55 pm - 6:00 amPDX-ORD
4h 05mnonstop
8:25 pm - 11:01 pmORD-PDX
4h 36mnonstop
$365American Airlines
Find Deal
Fri, May 2 - Sun, May 4

Alaska Airlines flights from Portland to Chicago

Our best Alaska Airlines deals on Portland to Chicago flight tickets
Alaska Airlines
Jan 15
PDX7:00 amPortland
4h 07m
ORD1:07 pmChicago O'Hare Intl
Jan 22
ORD6:55 pmChicago O'Hare Intl
4h 46m
PDX9:41 pmPortland
Alaska Airlines
Jan 16
PDX7:00 amPortland
4h 07m
ORD1:07 pmChicago O'Hare Intl
Jan 22
ORD6:55 pmChicago O'Hare Intl
4h 46m
PDX9:41 pmPortland
Alaska Airlines
Feb 5
PDX11:40 amPortland
10h 19m
1 stop
ORD11:59 pmChicago O'Hare Intl
Feb 12
ORD6:55 pmChicago O'Hare Intl
4h 46m
PDX9:41 pmPortland

Spirit Airlines flights from Portland to Chicago

Our best Spirit Airlines deals on Portland to Chicago flight tickets
Spirit Airlines
Feb 1
PDX5:30 pmPortland
10h 01m
1 stop
ORD5:31 amChicago O'Hare Intl
Feb 8
ORD8:00 amChicago O'Hare Intl
10h 35m
1 stop
PDX4:35 pmPortland
Spirit Airlines
Jan 15
PDX5:30 pmPortland
10h 01m
1 stop
ORD5:31 amChicago O'Hare Intl
Jan 22
ORD1:39 pmChicago O'Hare Intl
9h 07m
1 stop
PDX8:46 pmPortland
Spirit Airlines
Jan 25
PDX5:30 pmPortland
10h 01m
1 stop
ORD5:31 amChicago O'Hare Intl
Jan 28
ORD1:39 pmChicago O'Hare Intl
28h 56m
1 stop
PDX4:35 pmPortland

See travel insights to Chicago from

How to get the cheapest flight ticket from Portland to Chicago

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Portland and Chicago?

What is the cheapest month to fly to Chicago?

The month of August is, on average, the cheapest month to fly to Chicago from Portland, with most prices found around $299. If you’re not able to fly to Chicago in August, then January is your next best option. Flight prices from Portland to Chicago during January average around $316.

What is the cheapest day to depart on your flight to Chicago?

The cheapest day to depart on your flight to Chicago is on a Tuesday when prices can be found for as low as $316. This is often the case because there is less demand to fly during this day of the week. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Portland to Chicago for around $376.

What is the cheapest time of day to depart on your flight to Chicago?

Our most recent data shows that the best time of day to fly to Chicago is in the afternoon. Flights from Portland to Chicago during this time can be as low as $237. In contrast, the most expensive time of day to depart to Chicago is in the morning when prices are around $390.

What is the cheapest Portland to Chicago flight route?

Fly from Portland to Chicago O'Hare Intl for the best Portland - Chicago flight prices

How far in advance should I book a flight to Chicago?

The best time to book a flight to Chicago from Portland is 40 days out, which is when prices tend to be around $361. Don’t hesitate to check prices now though because momondo users recently found tickets for as low as $255.

What cabin class options are available on Portland to Chicago flights?

There are 4 cabin classes available to choose from on Portland to Chicago flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Portland to Chicago flights?

You could potentially save up to 40% on your flight if you consider stops on a Portland to Chicago flight.

How have Portland to Chicago flight prices changed over time?

As of December 2024, prices for Portland to Chicago flights are approximately 10% more expensive when compared to flights at the same time last year.

When to book flights from Portland to Chicago

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Chicago according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland to Chicago (PDX to CHI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Chicago

Best Price Found

$57

Fastest flight time

3h 53m

Direct flights

Every day

Airports in Chicago

2 airports
The best one-way flight to Chicago from Portland in the past 72 hours is $57. The best round-trip flight deal from Portland to Chicago found on momondo in the last 72 hours is $108.
The fastest flight from Portland to Chicago takes 3h 53m
Direct flights go from Portland to Chicago every day.
There are 2 airports near Chicago: Chicago O'Hare Intl (ORD), Chicago Midway (MDW)

  • How far is Portland to Chicago by plane?

    Portland and Chicago are 1753.4 mi apart from one another. A reasonable flight in good conditions will take 3h 53m.

  • When did momondo last update prices for flights from Portland Airport to Chicago?

    Prices for flights from Portland Airport to Chicago are refreshed on a daily basis.

  • How many operators does momondo search for flights from Portland Airport to Chicago?

  • How old do you have to be to fly from Portland Airport to Chicago?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Chicago.

  • What documentation or ID do you need to fly to Chicago?

    The travel and health documents you'll need for your trip to Chicago may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Chicago. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Portland to Chicago?

  • What is the most popular airline from Portland to Chicago?


Best airlines flying from Portland to Chicago

Compare and see reviews for airlines that fly from Portland to Chicago with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $82Free CancellationRating
6.3
8,113 reviews
Search Spirit Airlines flights
FrontierPriceFrom $108Free CancellationRating
6.1
3,469 reviews
Search Frontier flights
Alaska AirlinesPriceFrom $179Free CancellationRating
8.0
9,555 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $188Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $216Free CancellationRating
8.0
8,588 reviews
Search Delta flights
United AirlinesPriceFrom $218Free CancellationRating
7.4
9,022 reviews
Search United Airlines flights
SouthwestPriceFrom $233Free CancellationRating
8.1
4,780 reviews
Search Southwest flights
  • Southwest Flights From Portland to Chicago

    Southwest flies from Portland to Chicago around 9 times per week, with 4,780 momondo users rating the airline 8.1/10. The cheapest Southwest deal from Portland to Chicago in the last 72 hours was $233 (round-trip), much lower than the average airfare cost of $551 for Southwest flights on this route.

  • Alaska Airlines Flights From Portland to Chicago

    Another popular option for Portland to Chicago flights is Alaska Airlines (8.0/10, 9,555 ratings). Alaska Airlines flies from Portland to Chicago around 12 times per week, with deals starting from $179 round-trip and rising to an average price of around $342.


Why use momondo?

Why should I use momondo to find a flight deal from Portland to Chicago?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Chicago from Portland.

Can I find flights from Portland to Chicago with flexible booking policies on momondo?

Flights from Portland to Chicago with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Portland to Chicago?

Once all potential Portland to Chicago flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Portland to Chicago right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Portland to Chicago flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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Fly into one of these airports located in Chicago

Airports listed have a maximum distance of 78.5 mi from Chicago