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$29 Find cheap flights from Maine to Chicago O'Hare Airport

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to O'Hare Intl departing on 9/4. 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
Tue 7/2
Tue 7/9

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In the last 7 days travelers have searched 42,335,261 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

June

Cheapest flight

$29
Best time to beat the crowds with an average 10% drop in price.
Most popular time to fly with an average 12% increase in price.
Flight from Boston to Chicago O'Hare Airport

FAQs for booking Maine to Chicago O'Hare Airport flights

  • How does KAYAK find such low prices on flights from Maine to Chicago O'Hare Airport?

    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 O'Hare Airport.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Chicago O'Hare Airport 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 O'Hare Airport?

    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 O'Hare Airport 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 O'Hare Airport?

    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 O'Hare Airport 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 O'Hare Airport?

Find which airlines fly direct from Maine to O'Hare Intl, which days they fly and book direct flights.

Nonstop departures

Maine to Chicago O'Hare Intl

Monday

ANA, Aer Lingus, Aeromexico, +77 more

ANA, Aer Lingus, +78 more

Tuesday

ANA, Aer Lingus, Aerolineas Argentinas, +77 more

ANA, Aer Lingus, +78 more

Wednesday

ANA, Aer Lingus, Aeromexico, +77 more

ANA, Aer Lingus, +78 more

Thursday

ANA, Aer Lingus, Aeromexico, +76 more

ANA, Aer Lingus, +77 more

Friday

ANA, Aer Lingus, Aerolineas Argentinas, +78 more

ANA, Aer Lingus, +79 more

Saturday

ANA, Aer Lingus, Aerolineas Argentinas, +78 more

ANA, Aer Lingus, +79 more

Sunday

ANA, Aer Lingus, Aerolineas Argentinas, +77 more

ANA, Aer Lingus, +78 more

See more direct flights

Nonstop returns

Chicago O'Hare Intl to Maine

Monday

ANA, Aer Lingus, Aeromexico, +77 more

ANA, Aer Lingus, +78 more

Tuesday

ANA, Aer Lingus, Aerolineas Argentinas, +77 more

ANA, Aer Lingus, +78 more

Wednesday

ANA, Aer Lingus, Aeromexico, +77 more

ANA, Aer Lingus, +78 more

Thursday

ANA, Aer Lingus, Aeromexico, +76 more

ANA, Aer Lingus, +77 more

Friday

ANA, Aer Lingus, Aerolineas Argentinas, +78 more

ANA, Aer Lingus, +79 more

Saturday

ANA, Aer Lingus, Aerolineas Argentinas, +78 more

ANA, Aer Lingus, +79 more

Sunday

ANA, Aer Lingus, Aerolineas Argentinas, +77 more

ANA, Aer Lingus, +78 more

See more direct flights
See more direct flights

Book cheap flights from Maine to Chicago

Recent round-trip flight deals

6/12Wed
nonstopSpirit Airlines
2h 54mBOS-ORD
6/19Wed
nonstopSpirit Airlines
2h 29mORD-BOS
$51
6/12Wed
nonstopSpirit Airlines
2h 54mBOS-ORD
6/15Sat
nonstopSpirit Airlines
2h 29mORD-BOS
$54
6/12Wed
1 stop
16h 52mBOS-ORD
6/15Sat
nonstop
2h 29mORD-BOS
$100
8/15Thu
nonstopFrontier
2h 46mPWM-ORD
8/20Tue
nonstopFrontier
2h 21mORD-PWM
$108
6/12Wed
1 stop
16h 52mBOS-ORD
6/17Mon
1 stop
11h 52mORD-BOS
$121
7/11Thu
nonstopFrontier
2h 43mPWM-ORD
7/14Sun
nonstopFrontier
2h 19mORD-PWM
$128
8/22Thu
nonstopJetBlue
2h 54mBOS-ORD
8/27Tue
nonstopJetBlue
2h 26mORD-BOS
$157
8/15Thu
1 stopUnited Airlines
4h 55mPWM-ORD
8/20Tue
nonstopUnited Airlines
2h 23mORD-PWM
$167
6/24Mon
nonstopJetBlue
2h 54mBOS-ORD
7/1Mon
1 stopJetBlue
8h 32mORD-BOS
$185
8/16Fri
nonstopUnited Airlines
2h 51mPWM-ORD
8/20Tue
nonstopUnited Airlines
2h 31mORD-PWM
$188

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Recent one-way flight deals

9/4Wed
nonstopSpirit Airlines
2h 33mBOS-ORD
$29
7/2Tue
nonstopSpirit Airlines
2h 54mBOS-ORD
$30
6/30Sun
nonstopFrontier
2h 43mPWM-ORD
$59
6/27Thu
nonstopFrontier
2h 43mPWM-ORD
$60
9/3Tue
nonstopJetBlue
2h 57mBOS-ORD
$69
9/3Tue
1 stopJetBlue
5h 11mBOS-ORD
$78
6/17Mon
nonstopDelta
2h 57mBOS-ORD
$79
6/11Tue
nonstopDelta
2h 57mBOS-ORD
$82
9/26Thu
nonstopUnited Airlines
2h 46mPWM-ORD
$89
8/7Wed
nonstopUnited Airlines
2h 50mBOS-ORD
$104

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Last minute flights from Maine to O'Hare Intl

Last minute flight, train and bus deals

6/7Fri
multi-stop
16h 52mBOS-ORD
6/12Wed
multi-stop
12h 02mORD-BOS
$133
6/7Fri
multi-stopSpirit Airlines
20h 02mBOS-ORD
6/11Tue
nonstopSpirit Airlines
2h 28mORD-BOS
$149
6/7Fri
nonstopDelta
2h 57mBOS-ORD
6/11Tue
nonstopDelta
2h 42mORD-BOS
$175
6/5Wed
multi-stopFrontier
16h 51mBOS-ORD
6/6Thu
multi-stopFrontier
24h 28mORD-BOS
$190
6/6Thu
nonstopFrontier
2h 43mPWM-ORD
6/9Sun
nonstopFrontier
2h 20mORD-PWM
$194
6/5Wed
nonstopJetBlue
2h 55mBOS-ORD
6/14Fri
nonstopJetBlue
2h 26mORD-BOS
$250
6/3Mon
nonstopAmerican Airlines
2h 56mBOS-ORD
6/7Fri
nonstopAmerican Airlines
2h 25mORD-BOS
$255
6/5Wed
multi-stopJetBlue
5h 11mBOS-ORD
6/14Fri
nonstopJetBlue
2h 26mORD-BOS
$259
6/6Thu
multi-stopAmerican Airlines
4h 44mBOS-ORD
6/10Mon
nonstopAmerican Airlines
2h 25mORD-BOS
$260
6/5Wed
nonstopDelta
2h 50mBOS-ORD
6/14Fri
nonstopDelta
2h 28mORD-BOS
$262

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