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Find cheap flights from Maine to Chicago from $39

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Chicago departing on 7/4. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Sun 6/9
Sun 6/16

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In the last 7 days travelers have searched 43,895,468 times on KAYAK, and here is why:

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Good to know

Low season

February

High season

October

Cheapest flight

$39
Best time to beat the crowds with an average 23% drop in price.
Most popular time to fly and prices are also 19% lower on average.
Flight from Portland to Chicago O'Hare Airport

FAQs for booking flights from Maine to Chicago

  • How does KAYAK find such low prices on flights from Maine to Chicago?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Maine to Chicago.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Maine to Chicago?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Chicago from Maine is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Maine to Chicago?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Chicago with an airline and back to Maine with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Maine to Chicago?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Chicago from Maine up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly non-stop from Maine to Chicago?

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

Nonstop departures

Maine to Chicago

Monday

ANA, Aer Lingus, Aeromexico, +80 more

ANA, Aer Lingus, +81 more

Tuesday

ANA, Aer Lingus, Aerolineas Argentinas, +79 more

ANA, Aer Lingus, +80 more

Wednesday

ANA, Aer Lingus, Aeromexico, +79 more

ANA, Aer Lingus, +80 more

Thursday

ANA, Aer Lingus, Aeromexico, +78 more

ANA, Aer Lingus, +79 more

Friday

ANA, Aer Lingus, Aerolineas Argentinas, +81 more

ANA, Aer Lingus, +82 more

Saturday

ANA, Aer Lingus, Aerolineas Argentinas, +79 more

ANA, Aer Lingus, +80 more

Sunday

ANA, Aer Lingus, Aerolineas Argentinas, +79 more

ANA, Aer Lingus, +80 more

See more direct flights

Nonstop returns

Chicago to Maine

Monday

ANA, Aer Lingus, Aeromexico, +80 more

ANA, Aer Lingus, +81 more

Tuesday

ANA, Aer Lingus, Aerolineas Argentinas, +79 more

ANA, Aer Lingus, +80 more

Wednesday

ANA, Aer Lingus, Aeromexico, +79 more

ANA, Aer Lingus, +80 more

Thursday

ANA, Aer Lingus, Aeromexico, +78 more

ANA, Aer Lingus, +79 more

Friday

ANA, Aer Lingus, Aerolineas Argentinas, +81 more

ANA, Aer Lingus, +82 more

Saturday

ANA, Aer Lingus, Aerolineas Argentinas, +79 more

ANA, Aer Lingus, +80 more

Sunday

ANA, Aer Lingus, Aerolineas Argentinas, +79 more

ANA, Aer Lingus, +80 more

See more direct flights
See more direct flights

Book cheap flights from Maine to Chicago

Recent round-trip flight deals

7/4Thu
nonstopFrontier
2h 43mPWM-ORD
7/7Sun
nonstopFrontier
2h 21mORD-PWM
$88
8/6Tue
nonstopFrontier
2h 46mPWM-ORD
8/8Thu
nonstopFrontier
2h 21mORD-PWM
$97
6/25Tue
nonstop
2h 43mPWM-ORD
6/26Wed
1 stop
15h 23mORD-PWM
$173
7/2Tue
1 stopDelta
5h 04mPWM-ORD
7/9Tue
1 stopDelta
6h 28mORD-PWM
$196
7/2Tue
1 stopDelta
4h 12mPWM-MDW
7/9Tue
1 stopDelta
4h 39mMDW-PWM
$196
10/24Thu
1 stop
6h 54mPWM-ORD
10/29Tue
nonstop
2h 21mORD-PWM
$204
6/8Sat
nonstopAmerican Airlines
2h 53mPWM-ORD
6/15Sat
nonstopAmerican Airlines
2h 28mORD-PWM
$229
9/13Fri
nonstopAmerican Airlines
2h 50mPWM-ORD
9/16Mon
nonstopAmerican Airlines
2h 28mORD-PWM
$239
7/2Tue
nonstopUnited Airlines
2h 49mPWM-ORD
7/9Tue
nonstopUnited Airlines
2h 28mORD-PWM
$245
5/29Wed
nonstopUnited Airlines
2h 49mPWM-ORD
5/29Wed
nonstopUnited Airlines
2h 30mORD-PWM
$259

Search by stops

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Recent one-way flight deals

7/4Thu
nonstopFrontier
2h 43mPWM-ORD
$39
5/21Tue
nonstopFrontier
2h 46mPWM-ORD
$49
6/25Tue
2 stopsDelta
10h 18mPWM-MDW
$103
7/4Thu
1 stopSun Country Air
5h 48mPWM-ORD
$110
7/15Mon
nonstopAmerican Airlines
2h 48mPWM-ORD
$120
7/4Thu
2 stopsDelta
8h 25mPWM-ORD
$123
9/20Fri
1 stopAmerican Airlines
5h 21mPWM-ORD
$128
6/28Fri
1 stopSun Country Air
7h 30mPWM-ORD
$143
5/22Wed
nonstopUnited Airlines
2h 59mPWM-ORD
$155
5/15Wed
nonstopUnited Airlines
3h 03mPWM-ORD
$215

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Search by airline

Search by price

Last minute flights from Maine to Chicago

Last minute flight, train and bus deals

5/10Fri
multi-stopFrontier
10h 35mPWM-MDW
5/12Sun
multi-stopFrontier
12h 40mMDW-PWM
$354
5/14Tue
multi-stopDelta
6h 04mPWM-ORD
5/28Tue
multi-stopDelta
5h 21mORD-PWM
$363
5/10Fri
multi-stopFrontier
10h 35mPWM-MDW
5/13Mon
multi-stopFrontier
19h 26mMDW-PWM
$364
5/14Tue
multi-stopDelta
7h 25mPWM-ORD
5/28Tue
multi-stopDelta
5h 21mORD-PWM
$368
5/14Tue
nonstopUnited Airlines
2h 59mPWM-ORD
5/28Tue
nonstopUnited Airlines
2h 30mORD-PWM
$414
5/14Tue
multi-stopUnited Airlines
6h 00mPWM-ORD
5/28Tue
nonstopUnited Airlines
2h 30mORD-PWM
$423
5/10Fri
multi-stopDelta
10h 24mPWM-MDW
5/12Sun
multi-stopDelta
4h 57mMDW-PWM
$453
5/15Wed
multi-stopDelta
6h 20mPWM-ORD
5/18Sat
multi-stopDelta
5h 21mORD-PWM
$483
5/15Wed
multi-stopDelta
7h 51mPWM-ORD
5/18Sat
multi-stopDelta
5h 21mORD-PWM
$488
5/14Tue
multi-stopUnited Airlines
7h 34mPWM-ORD
5/18Sat
multi-stopUnited Airlines
6h 43mORD-PWM
$552

Search by stops

Search by airline

Search by price

Flights to Chicago

Return flight deals:

Chicago - Maine

Cabin classes:

$1,069
$1,290
$762
$178