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Cheap flights from Chicago to Portland, Maine from $55

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Portland, Maine departing on 2/26. 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 Chicago to Portland

Cheap round-trip flights

These are some of the best round-trip flight deals from Chicago to Portland 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 Chicago to Portland.

Cheap last minute flights

Planning a quick getaway from Chicago to Portland? 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 Portland, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Chicago to Portland

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

All round-trip flight deals from Chicago to Portland

The cheapest plane tickets from Chicago to Portland found on KAYAK recently.
10:20 am - 9:18 amORD-PWM
21h 58m1 stop
8:35 pm - 1:20 pmPWM-ORD
17h 45m1 stop
$160Frontier
Find Deal
Sat, Mar 1 - Mon, Mar 3
6:20 am - 1:20 pmORD-PWM
6h 00m1 stop
2:15 pm - 10:20 pmPWM-ORD
9h 05m1 stop
$185JetBlue
Find Deal
Sat, May 31 - Sat, Jun 7
6:20 pm - 9:50 pmORD-PWM
2h 30mnonstop
7:19 am - 9:10 amPWM-ORD
2h 51mnonstop
$209American Airlines
Find Deal
Sat, Jul 5 - Wed, Jul 9
7:05 am - 2:22 pmORD-PWM
6h 17m1 stop
6:00 am - 10:49 amPWM-ORD
5h 49m1 stop
$214Delta
Find Deal
Mon, Feb 17 - Thu, Feb 20
6:06 am - 11:47 amORD-PWM
4h 41m1 stop
12:31 pm - 7:23 pmPWM-ORD
7h 52m1 stop
$217American Airlines
Find Deal
Thu, Feb 27 - Tue, Mar 4
6:15 am - 4:03 pmORD-PWM
8h 48m2 stops
7:00 am - 12:41 pmPWM-ORD
6h 41m1 stop
$222Delta
Find Deal
Wed, Mar 5 - Tue, Mar 11
7:35 am - 3:45 pmMDW-PWM
7h 10m1 stop
4:20 pm - 10:00 pmPWM-MDW
6h 40m1 stop
$239Southwest
Find Deal
Tue, Feb 18 - Thu, Feb 20
4:00 pm - 11:56 pmORD-PWM
6h 56m1 stop
7:22 pm - 11:12 pmPWM-ORD
4h 50m1 stop
$256United Airlines
Find Deal
Sat, Jun 28 - Wed, Jul 2
2:15 pm - 10:30 pmORD-PWM
7h 15m1 stop
7:20 pm - 11:29 pmPWM-ORD
5h 09m1 stop
$269United Airlines
Find Deal
Fri, Jan 31 - Thu, Feb 27
1:20 pm - 10:40 pmMDW-PWM
8h 20m2 stops
4:20 pm - 10:00 pmPWM-MDW
6h 40m1 stop
$269Southwest
Find Deal
Tue, Feb 18 - Thu, Feb 20
7:25 am - 5:38 pmORD-PWM
9h 13m1 stop
$55Frontier
Find Deal
Wed, Feb 26
5:10 am - 7:35 pmORD-PWM
13h 25m1 stop
$61Frontier
Find Deal
Mon, Mar 3
10:15 am - 3:49 pmORD-PWM
4h 34m1 stop
$109Delta
Find Deal
Tue, Apr 1
5:05 pm - 11:55 pmMDW-PWM
5h 50m1 stop
$109Delta
Find Deal
Tue, Feb 18
8:10 am - 3:00 pmMDW-PWM
5h 50m1 stop
$125Southwest
Find Deal
Wed, Feb 26
2:30 pm - 11:55 pmMDW-PWM
8h 25m2 stops
$130Southwest
Find Deal
Fri, Feb 28
6:45 am - 12:10 pmORD-PWM
4h 25m1 stop
$135American Airlines
Find Deal
Sun, May 4
3:00 pm - 11:15 pmORD-PWM
7h 15m1 stop
$137United Airlines
Find Deal
Thu, Mar 13
8:09 am - 11:41 amORD-PWM
2h 32mnonstop
$154American Airlines
Find Deal
Mon, May 5
3:00 pm - 11:27 pmORD-PWM
7h 27m1 stop
$178United Airlines
Find Deal
Mon, Apr 28
7:05 am - 2:22 pmORD-PWM
6h 17m1 stop
5:34 am - 1:45 pmPWM-ORD
9h 11m1 stop
$369Delta
Find Deal
Sat, Jan 25 - Sat, Feb 1
6:45 am - 7:24 pmORD-PWM
11h 39m2 stops
4:46 pm - 9:15 pmPWM-ORD
5h 29m1 stop
$374Delta
Find Deal
Sat, Jan 25 - Sat, Feb 1
7:05 am - 7:24 pmORD-PWM
11h 19m2 stops
3:02 pm - 11:59 pmPWM-ORD
9h 57m2 stops
$379Delta
Find Deal
Sat, Jan 25 - Sat, Feb 1
11:10 am - 2:42 pmORD-PWM
2h 32mnonstop
4:10 pm - 6:24 pmPWM-ORD
3h 14mnonstop
$419United Airlines
Find Deal
Thu, Jan 23 - Thu, Jan 30
11:10 am - 2:42 pmORD-PWM
2h 32mnonstop
1:38 pm - 6:55 pmPWM-ORD
6h 17m1 stop
$529United Airlines
Find Deal
Sat, Jan 25 - Sat, Feb 1
11:10 am - 2:42 pmORD-PWM
2h 32mnonstop
6:00 am - 11:38 amPWM-ORD
6h 38m1 stop
$629United Airlines
Find Deal
Thu, Jan 23 - Thu, Jan 30
9:10 am - 4:52 pmORD-PWM
6h 42m1 stop
6:00 am - 11:38 amPWM-ORD
6h 38m1 stop
$961United Airlines
Find Deal
Thu, Jan 23 - Thu, Jan 30
9:10 am - 4:52 pmORD-PWM
6h 42m1 stop
6:00 am - 10:44 amPWM-ORD
5h 44m1 stop
$964United Airlines
Find Deal
Thu, Jan 23 - Thu, Jan 30
6:20 pm - 9:50 pmORD-PWM
2h 30mnonstop
7:19 am - 9:10 amPWM-ORD
2h 51mnonstop
$209American Airlines
Find Deal
Sat, Jul 5 - Wed, Jul 9
6:20 pm - 9:44 pmORD-PWM
2h 24mnonstop
7:17 am - 9:10 amPWM-ORD
2h 53mnonstop
$254American Airlines
Find Deal
Wed, Jun 11 - Sun, Jun 15
8:00 am - 11:34 amORD-PWM
2h 34mnonstop
7:19 am - 9:10 amPWM-ORD
2h 51mnonstop
$258American Airlines
Find Deal
Wed, Jul 2 - Wed, Jul 9
6:00 pm - 9:27 pmORD-PWM
2h 27mnonstop
6:00 am - 7:57 amPWM-ORD
2h 57mnonstop
$279United Airlines
Find Deal
Sat, May 31 - Sat, Jun 7
6:00 pm - 9:27 pmORD-PWM
2h 27mnonstop
6:00 am - 7:57 amPWM-ORD
2h 57mnonstop
$316United Airlines
Find Deal
Sat, Jun 28 - Wed, Jul 2
11:10 am - 2:42 pmORD-PWM
2h 32mnonstop
4:04 pm - 6:10 pmPWM-ORD
3h 06mnonstop
$324United Airlines
Find Deal
Sat, Feb 8 - Sat, Feb 22
7:30 am - 11:02 amORD-PWM
2h 32mnonstop
6:00 am - 8:00 amPWM-ORD
3h 00mnonstop
$325United Airlines
Find Deal
Thu, Apr 3 - Sun, Apr 6
9:20 am - 12:35 pmMDW-PWM
2h 15mnonstop
7:55 pm - 9:30 pmPWM-MDW
2h 35mnonstop
$454Southwest
Find Deal
Thu, Jul 10 - Sun, Jul 13
9:45 am - 1:00 pmMDW-PWM
2h 15mnonstop
6:55 pm - 8:30 pmPWM-MDW
2h 35mnonstop
$506Southwest
Find Deal
Tue, Jul 15 - Tue, Jul 15
9:20 am - 12:35 pmMDW-PWM
2h 15mnonstop
7:55 pm - 9:30 pmPWM-MDW
2h 35mnonstop
$671Southwest
Find Deal
Thu, Jul 10 - Sun, Jul 13

United Airlines flights from Chicago to Portland, Maine

Our best United Airlines deals on Chicago to Portland, Maine flight tickets
United Airlines
Jun 28
ORD4:00 pmChicago O'Hare Intl
6h 56m
1 stop
PWM11:56 pmPortland
Jul 2
PWM7:22 pmPortland
4h 50m
1 stop
ORD11:12 pmChicago O'Hare Intl
United Airlines
Jan 31
ORD2:15 pmChicago O'Hare Intl
7h 15m
1 stop
PWM10:30 pmPortland
Feb 27
PWM7:20 pmPortland
5h 09m
1 stop
ORD11:29 pmChicago O'Hare Intl
United Airlines
Jun 28
ORD4:00 pmChicago O'Hare Intl
6h 56m
1 stop
PWM11:56 pmPortland
Jul 2
PWM6:00 amPortland
2h 57m
ORD7:57 amChicago O'Hare Intl

Sun Country Air flights from Chicago to Portland, Maine

Our best Sun Country Air deals on Chicago to Portland, Maine flight tickets
Sun Country Air
Jul 6
ORD8:10 pmChicago O'Hare Intl
14h 25m
1 stop
PWM11:35 amPortland
Jul 11
PWM12:32 pmPortland
7h 39m
1 stop
ORD7:11 pmChicago O'Hare Intl
Sun Country Air
Jul 20
ORD8:10 pmChicago O'Hare Intl
14h 25m
1 stop
PWM11:35 amPortland
Jul 27
PWM12:32 pmPortland
7h 39m
1 stop
ORD7:11 pmChicago O'Hare Intl
Sun Country Air
Jun 29
ORD8:10 pmChicago O'Hare Intl
14h 25m
1 stop
PWM11:35 amPortland
Jul 6
PWM12:32 pmPortland
7h 39m
1 stop
ORD7:11 pmChicago O'Hare Intl

See travel insights to Portland from

How to get the cheapest flight ticket from Chicago to Portland, Maine

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 Chicago and Portland, Maine?

What is the cheapest month to fly to Portland, Maine?

The cheapest month to fly to Portland, Maine from Chicago is in June. Flight prices, which tend to average around $293, are often lower during this time because this is during the off-season. If you aren’t able to travel to Portland, Maine during the month of June, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $304.

What is the cheapest day to depart on your flight to Portland, Maine?

On average, the least expensive day to fly to Portland, Maine from Chicago is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $218. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Friday is the most expensive day to depart from Chicago because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $411.

What is the cheapest time of day to depart on your flight to Portland, Maine?

In the afternoon is the cheapest time of day to fly from Chicago to Portland, Maine when you can find flight prices for as low as $214. Flying to Portland, Maine in the afternoon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around $393. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Chicago to Portland flight route?

Fly from Chicago Midway to Portland for the best Chicago - Portland flight prices

How far in advance should I book a flight to Portland, Maine?

You are more likely to see cheaper flights to Portland, Maine from Chicago when booking 13 weeks ahead of your departure date. In general, you can expect to find flights to Portland, Maine for around $403 when searching 13 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portland, Maine from Chicago for as low as $203 on momondo.

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

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

How have Chicago to Portland, Maine flight prices changed over time?

As of January 2025, prices for Chicago to Portland, Maine flights are approximately 34% more expensive when compared to flights at the same time last year.

When to book flights from Chicago to Portland, Maine

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

Cheap Chicago to Portland, Maine (CHI to PWM) flight deals and tips

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

Best Price Found

$55

Fastest flight time

2h 10m

Direct flights

Mon, Tue, Wed, Fri, Sat and Sun

Airports in Portland, Maine

1 airport
The best one-way flight to Portland, Maine from Chicago in the past 72 hours is $55. The best round-trip flight deal from Chicago to Portland, Maine found on momondo in the last 72 hours is $160.
The fastest flight from Chicago to Portland, Maine takes 2h 10m
Direct flights go from Chicago to Portland, Maine on Monday, Tuesday, Wednesday, Friday, Saturday and Sunday. Airlines offering direct flights are: United Airlines, Southwest and American Airlines.
There is 1 airport near Portland, Maine: Portland (PWM)

  • How far is Chicago to Portland by plane?

    Chicago and Portland are 887.4 mi apart from one another. By plane, this route typically takes 2h 10m.

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

    Prices for flights from Chicago to Portland Airport refresh daily.

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

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

    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 Chicago to Portland Airport.

  • What documentation or ID do you need to fly to Portland Airport?

    The travel and health documents required for your trip to Portland Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Portland Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

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


Best airlines flying from Chicago to Portland, Maine

Compare and see reviews for airlines that fly from Chicago to Portland, Maine with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $38Free CancellationRating
6.0
3,443 reviews
Search Frontier flights
American AirlinesPriceFrom $182Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $191Free CancellationRating
8.1
4,662 reviews
Search Southwest flights
DeltaPriceFrom $196Free CancellationRating
8.0
8,521 reviews
Search Delta flights
United AirlinesPriceFrom $221Free CancellationRating
7.4
8,985 reviews
Search United Airlines flights
  • United Airlines Flights From Chicago to Portland, Maine

    Across 7 United Airlines flights from Chicago to Portland, Maine this week, the average price was $406, with the best United Airlines deals starting from $221 round-trip. 8,984 users have rated United Airlines on momondo, with an average score of 7.4/10.


Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
North Conway
Jackson
Boothbay Harbor
Freeport
Gorham
Bartlett
Lewiston
Conway
Brunswick
Auburn
Intervale
Windham
Bath
Falmouth
Oxford
Tamworth
Georgetown

Why use momondo?

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

It is quick and easy to find Chicago to Portland flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Portland that suits you.

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

Yes. All flights to Portland from Chicago on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Chicago and Portland by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Chicago to Portland 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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