CHI - PWM

$156 Find Cheap Flights from Chicago to Portland - Compare and Save

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Everything you should know

Cheapest round-trip
$344
Typical prices: $299-$465
American Airlines
Wed 10/24Wed 11/7
ORD - PWM • Non-stop
Cheapest one-way
$156
Typical prices: $191-$312
Multiple Airlines
Sat 10/20
ORD - PWM • 2 stops
Nonstop flights
You can fly direct with United Airlines, American Airlines and Southwest. Average duration is 2h 35m
Direct flights
+1
Direct flights
+1
Top routes
Cheapest • 2% average savings
Most popular
Insights
Insights
Avoid delays
Most punctual • 83% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travelers who book at least 7 weeks in advance save around 34% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 18% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $215 (round-trip)
Shortest trip • 4h 33m (one-way)
Insights
Insights
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We hope you love your trip to Portland!
Flight Deals
Booking Insights
Expert advice
Flight Deals

Cheap Flights from Chicago to Portland (CHI-PWM)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Chicago to Portland

Sat, Nov 7 - Wed, Nov 11
American Airlines Logo
8:25 am - 11:53 amORD  Chicago O'Hare Intl-PWM Portland
2h 28mnonstop
American Airlines Logo
12:50 pm - 3:00 pmPWM  Portland-ORD Chicago O'Hare Intl
3h 10mnonstop
$344American Airlines
Sat, Oct 24 - Sat, Nov 7
American Airlines Logo
8:45 am - 12:31 pmORD  Chicago O'Hare Intl-PWM Portland
2h 46mnonstop
American Airlines Logo
12:40 pm - 2:50 pmPWM  Portland-ORD Chicago O'Hare Intl
3h 10mnonstop
$344American Airlines
Sat, Oct 17 - Sat, Oct 31
American Airlines Logo
7:59 pm - 11:43 pmORD  Chicago O'Hare Intl-PWM Portland
2h 44mnonstop
American Airlines Logo
5:45 pm - 7:55 pmPWM  Portland-ORD Chicago O'Hare Intl
3h 10mnonstop
$349American Airlines
Tue, Oct 27 - Tue, Nov 3
United Airlines Logo
6:18 pm - 9:51 pmORD  Chicago O'Hare Intl-PWM Portland
2h 33mnonstop
United Airlines Logo
8:47 am - 10:47 amPWM  Portland-ORD Chicago O'Hare Intl
3h 00mnonstop
$353United Airlines
Mon, Oct 19 - Thu, Oct 22
United Airlines Logo
6:10 pm - 9:46 pmORD  Chicago O'Hare Intl-PWM Portland
2h 36mnonstop
United Airlines Logo
6:00 am - 7:57 amPWM  Portland-ORD Chicago O'Hare Intl
2h 57mnonstop
$353United Airlines
Mon, Oct 26 - Thu, Oct 29
Southwest Logo
6:40 pm - 9:55 pmMDW  Chicago Midway-PWM Portland
2h 15mnonstop
Southwest Logo
6:30 am - 8:05 amPWM  Portland-MDW Chicago Midway
2h 35mnonstop
$353Southwest
Sat, Oct 24 - Wed, Oct 28
Southwest Logo
4:10 pm - 7:25 pmMDW  Chicago Midway-PWM Portland
2h 15mnonstop
Southwest Logo
6:00 pm - 7:35 pmPWM  Portland-MDW Chicago Midway
2h 35mnonstop
$353Southwest
Sat, Oct 17 - Tue, Oct 20
United Airlines Logo
6:10 pm - 9:46 pmORD  Chicago O'Hare Intl-PWM Portland
2h 36mnonstop
United Airlines Logo
6:00 am - 7:57 amPWM  Portland-ORD Chicago O'Hare Intl
2h 57mnonstop
$353United Airlines
Wed, Oct 21 - Wed, Oct 28
Southwest Logo
7:45 am - 10:55 amMDW  Chicago Midway-PWM Portland
2h 10mnonstop
Southwest Logo
6:00 pm - 7:35 pmPWM  Portland-MDW Chicago Midway
2h 35mnonstop
$353Southwest
Sat, Oct 17 - Sat, Oct 31
American Airlines Logo
7:59 pm - 11:43 pmORD  Chicago O'Hare Intl-PWM Portland
2h 44mnonstop
American Airlines Logo
5:45 pm - 7:55 pmPWM  Portland-ORD Chicago O'Hare Intl
3h 10mnonstop
$353American Airlines
Booking Insights

Price, demand and travel trends for Chicago to Portland flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Chicago to Portland?

Round-trip flights from Chicago to Portland typically range from $299 to $465. The lowest price found in the past 5 days was $344, on American Airlines.

What is the cheapest Chicago to Portland flight route?

There's little price difference between Chicago to Portland routes. They average around $380 round-trip, based on KAYAK data over the past 12 months.

What's the cheapest day of the week to fly from Chicago to Portland?

Based on deals KAYAK users found in the last 12 months, Saturday is the cheapest day of the week to fly from Chicago to Portland. It’s 10% cheaper than the average day, while Sunday is the most expensive, with prices 15% higher.

What’s the cheapest month to fly from Chicago to Portland?

•March is the cheapest month to fly from Chicago to Portland at $304 round-trip.
•December ($434) and July ($430) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 42% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Chicago to Portland the cheapest?

Flights from Chicago to Portland are cheapest 7 weeks before departure. Booking in this window typically costs about 34% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Expert advice

Expert advice for your flight from Chicago to Portland

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Stefanie Waldek

Stefanie Waldek

Expert on Frontier and United Airlines

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or on the sea, likely en route to Antarctica or the Arctic.

Harriet Baskas

Harriet Baskas

Expert on American Airlines

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Blane Bachelor

Blane Bachelor

Expert on Southwest

Blane Bachelor is a journalist and editor specializing in travel and aviation who writes regularly for top global outlets. Born and raised in Florida, Blane has worked and lived in four countries, including the Netherlands, where she’s currently based with her family. Her favorite way to get to know a new destination is by running or riding a bike around town – or hearing a spooky ghost story about local history. She will always choose the window seat.

Key details for Chicago to Portland flights

Low season

January

Cheapest flight

$156
Beat the crowds with an average 79% drop in travelers.
The most popular month to fly with an average 83% increase in travelers.
One-way flight from Chicago O'Hare Intl Airport to Portland

When to book flights from Chicago to Portland

Are your dates flexible? Find out the best times to travel from Chicago to Portland based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Chicago to Portland flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What are the earliest and latest flights from Chicago to Portland?

    These are the earliest and latest flight times available from Chicago to Portland:

    • Earliest: departs at 6:59 am and lands at 9:34 am
    • Latest: departs at 8:00 pm and lands at 10:35 pm.

    The flight takes about 2h 35m.

  • What cabin classes can I book on flights from Chicago to Portland?

    Two cabin classes are available on flights from Chicago to Portland:

    • Economy Class
    • First Class

  • How long is a flight from Chicago to Portland?

    A nonstop flight from Chicago to Portland takes 2h 35m, covering 885 miles.

  • Do I need a passport to fly from Chicago to Portland?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • How much should I expect to pay for a Chicago to Portland flight?

    Round-trip flights from Chicago to Portland range from $299 to $465, with an average of $373 over the past 12 months. Anything below $299 counts as a good deal.

  • How expensive are last-minute Chicago to Portland flights?

    Last-minute fares on this route (booked within two weeks of departure) run 27% above the $373 route average. Book 7 weeks before departure for the lowest fares.

  • How much can I save by taking a layover when flying from Chicago to Portland?

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $215 round-trip via New York John F Kennedy Intl (JFK), compared to $374 for nonstop.

  • How does on-time performance compare across airlines flying from Chicago to Portland?

    American Airlines is slightly above the route average for timely arrivals, while United Airlines has a lower on-time arrival rate. On-time arrival rates on Chicago to Portland flights are:

    • American Airlines: 83% on time
    • United Airlines: 80% on time
    • Southwest: 80% on time

    Overall, flights on this route are punctual 82% of the time on average.

  • What is the standard checked-bag allowance on flights from Chicago to Portland?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $40–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • How are flight departures from Chicago to Portland spread across the day?

    Morning is the busiest departure period on Chicago to Portland flights, with 40% of flights leaving in that window. Evening departures account for 40%, afternoon flights for 20%, and night flights for 0%.

  • Have flight prices from Chicago to Portland changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $353 to $2,175. That means the highest observed fare was about 6x higher than the lowest one.

  • Which airlines offer Wi-Fi on Chicago to Portland flights?

    Two airlines offer in-flight Wi-Fi on Chicago to Portland flights:

    • American Airlines
    • JetBlue

    Pricing varies by airline and fare class. Some plans are included with the ticket or loyalty program; others are paid add-ons priced by flight length.

  • How are flight prices from Chicago to Portland looking right now?

    One-way fares from Chicago to Portland are currently lower than usual. Average one-way flight prices are about $171, which is 27% below the typical average for this route.

  • What car rental options are available at Portland Airport (PWM)?

    Portland Airport (PWM) hosts 5 major car rental companies, with daily rates starting from around $24 for economy cars. Top options include:

    • Dollar
    • Budget
    • Alamo
    • Hertz
    • Movly

  • Which airports can I use when flying from Chicago to Portland?

    Flights from Chicago to Portland may depart from several airports in Chicago area, including Chicago Midway (MDW), Chicago O'Hare Intl (ORD) and Chicago Greater Rockford (RFD). Flights usually arrive at Portland (PWM).

  • What time of day has the fewest delays on flights from Chicago to Portland?

    Morning flights have the fewest delays on this route, while night departures tend to have the most.

  • At what point is a flight considered delayed from Chicago to Portland?

    A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Chicago to Portland route, 18% of flights were delayed in the past 3 months, with delays averaging 2h 17m.

  • Which airports do connecting flights from Chicago to Portland pass through?

    One-stop flights from Chicago to Portland most commonly connect through:

    • Baltimore/Washington (BWI) - 23% of one-stop connections
    • Detroit Metropolitan Wayne County (DTW) - 17% of one-stop connections
    • New York John F Kennedy Intl (JFK) - 13% of one-stop connections
    • Washington, D.C. Reagan-National (DCA) - 10% of one-stop connections

  • Can I save money by using flexible dates for flights from Chicago to Portland?

    Yes. Flexible dates can save you up to 23% on flights from Chicago to Portland. Saturday is the cheapest departure day at $336 round-trip on average, while Sunday is the most expensive at $432, a difference of $96.

    Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • What airlines fly from Chicago to Portland?

    3 airlines operate flights between Chicago and Portland. The airlines offering nonstop flights on this route include:

    • United Airlines
    • American Airlines
    • Southwest

  • How much time can I save by choosing a different layover airport from Chicago to Portland?

    Flying via Detroit Metropolitan Wayne County (DTW) gives the shortest average 1-stop total travel time at 4h 33m, compared with 4h 34m via New York LaGuardia (LGA) and 4h 46m via Philadelphia (PHL).

  • What is the time difference between Chicago and Portland?

    Portland is 1 hour ahead of Chicago (Eastern Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

  • Which airlines offer extra legroom and free seat selection on Chicago to Portland flights?

    Among airlines operating Chicago to Portland flights:

    • United Airlines: offers free seat selection
    • American Airlines: offers extra legroom; offers free seat selection
    • Southwest: offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • Which airlines include bags at no extra cost on Chicago to Portland flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • American Airlines: a cabin bag and a checked bag in Economy Class
    • United Airlines: a cabin bag and a checked bag in First Class
    • Southwest: a cabin bag in Economy Class class

    Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.

Your guide to booking Chicago to Portland flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Saturday departure and avoid flying on Sunday. On this route, Saturday flights average $336, about $96 less than Sunday fares (22% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 7 weeks before you fly. On this route, that window historically saves about 34% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Chicago to Portland trip for March. Fares historically average $304 round-trip in that month - typically $130 less than the most expensive month, which is December (based on the last 12 months).
  • For the best chance of arriving on time, fly with American Airlines. Over the past three months, 83% of American Airlines flights from Chicago to Portland arrived on time, slightly above the route average of 82%. When flights on this route arrive late, they're delayed by an average of 2h 17m, so choosing an airline with strong on-time performance can make a difference if you're on a tight schedule.
  • If you have the time, taking a 1-stop flight through New York John F Kennedy Intl Airport (JFK) can be cheaper than flying direct. The cheapest layover option averages $215 round-trip on this route - about $158 less than direct flights (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Portland Airport.

    • Clarion Hotel Portland Airport Me
    • DoubleTree by Hilton Portland
    • La Quinta Inn & Suites by Wyndham Portland DT/Maine Med

Prefer to fly direct from Chicago to Portland?

 
Find which airlines fly direct from Chicago to Portland Airport, which days they fly and book direct flights.

Direct departures

Chicago to Portland

Monday

American Airlines,Southwest,United Airlines

American Airlines,Southwest, +1 more

Tuesday

American Airlines,Southwest,United Airlines

American Airlines,Southwest, +1 more

Wednesday

American Airlines,Southwest,United Airlines

American Airlines,Southwest, +1 more

Thursday

American Airlines,Southwest,United Airlines

American Airlines,Southwest, +1 more

Friday

American Airlines,Southwest,United Airlines

American Airlines,Southwest, +1 more

Saturday

American Airlines,Southwest,United Airlines

American Airlines,Southwest, +1 more

Sunday

American Airlines,Southwest,United Airlines

American Airlines,Southwest, +1 more

See more direct flights

Direct returns

Portland to Chicago

Monday

American Airlines,Southwest,United Airlines

American Airlines,Southwest, +1 more

Tuesday

American Airlines,Southwest,United Airlines

American Airlines,Southwest, +1 more

Wednesday

American Airlines,Southwest,United Airlines

American Airlines,Southwest, +1 more

Thursday

American Airlines,Southwest,United Airlines

American Airlines,Southwest, +1 more

Friday

American Airlines,Southwest,United Airlines

American Airlines,Southwest, +1 more

Saturday

American Airlines,Southwest,United Airlines

American Airlines,Southwest, +1 more

Sunday

American Airlines,Southwest,United Airlines

American Airlines,Southwest, +1 more

See more direct flights

More options for your flight from Chicago to Portland

Complete your trip to Portland with a hotel stay or car rental