What is the cheapest airline that flies from Chicago O'Hare Intl to Maine?

United Airlines, Spirit Airlines, and Southwest are the most popular carriers operating from Chicago O'Hare Intl to Maine

What airlines fly to Maine?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Maine from Chicago O'Hare Intl Airport according to our data. United Airlines is the first choice among our users, with 53% of people opting to fly with this airline when traveling to Maine. Keep in mind that there are 3 different airlines that fly to Maine on a routine basis, so you have a few additional options to choose from.

How many flights depart from Chicago O'Hare Intl Airport to Maine on average per week?

As of September 2025, 516 flights take off from Chicago O'Hare Intl Airport and land in Maine each week. The most common flight departure day for this route is Thu, with 17% of weekly flights taking off on this day.

When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Maine?

Prices for flights from Chicago O'Hare Intl Airport to Maine are updated daily.

How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Maine?

There are 7 operators available for flights from Chicago O'Hare Intl Airport to Maine as of September 2025.

How old do you have to be to fly from Chicago O'Hare Intl Airport to Maine?

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 O'Hare Intl Airport to Maine.

What documentation or ID do you need to fly to Maine?

The travel and health documents you'll need for your trip to Maine 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 Maine. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$69 Cheap Flights from Chicago O'Hare Intl Airport to Maine in 2025/26

Q: How many flights depart from Chicago O'Hare Intl Airport to Maine on average per day?

The number of flights available between Chicago O'Hare Intl Airport and Maine is 73 per day as of September 2025. The most frequent departure time is 1:00PM, with 40% of daily flights leaving at noon.

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Find the cheapest flights from Chicago O'Hare Intl Airport to Maine

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

7:30 am - 11:02 amORD-BOS

2h 32mnonstop

6:00 am - 7:56 amBOS-ORD

2h 56mnonstop

$127United Airlines

Find Deal

Mon, Sep 29 - Fri, Oct 3

9:51 am - 1:20 pmORD-BOS

2h 29mnonstop

4:40 pm - 6:55 pmBOS-ORD

3h 15mnonstop

$130JetBlue

Find Deal

Wed, Oct 1 - Wed, Oct 1

6:00 am - 1:20 pmORD-BOS

6h 20m1 stop

6:16 am - 6:38 pmBOS-ORD

13h 22m1 stop

$139Spirit Airlines

Find Deal

Tue, Oct 28 - Wed, Oct 29

5:50 pm - 7:43 amORD-BOS

12h 53m1 stop

3:00 pm - 11:45 pmBOS-ORD

9h 45m1 stop

$140Multiple Airlines

Find Deal

Fri, Oct 3 - Tue, Oct 7

6:00 am - 1:20 pmORD-BOS

6h 20m1 stop

6:16 am - 6:38 pmBOS-ORD

13h 22m1 stop

$141Spirit Airlines

Find Deal

Tue, Oct 21 - Wed, Oct 22

6:51 am - 10:18 amORD-BOS

2h 27mnonstop

6:45 am - 8:52 amBOS-ORD

3h 07mnonstop

$146American Airlines

Find Deal

Thu, Nov 6 - Sun, Nov 9

6:05 am - 9:32 amORD-BOS

2h 27mnonstop

7:00 am - 9:04 amBOS-ORD

3h 04mnonstop

$147American Airlines

Find Deal

Sun, Sep 28 - Wed, Oct 1

7:05 am - 10:29 amORD-BOS

2h 24mnonstop

4:10 pm - 6:07 pmBOS-ORD

2h 57mnonstop

$157Delta

Find Deal

Thu, Oct 16 - Sat, Oct 25

3:45 pm - 7:10 pmORD-BOS

2h 25mnonstop

7:30 am - 9:36 amBOS-ORD

3h 06mnonstop

$158Delta

Find Deal

Mon, Nov 24 - Wed, Dec 3

5:50 pm - 7:43 amORD-BOS

12h 53m1 stop

6:16 am - 6:38 pmBOS-ORD

13h 22m1 stop

$164Multiple Airlines

Find Deal

Fri, Oct 3 - Tue, Oct 7

Frontier flights from Chicago O'Hare Intl Airport to Maine

Our best Frontier deals on Chicago O'Hare Intl Airport to Maine flight tickets

Frontier

Oct 31

ORD5:25 amChicago O'Hare Intl

26h 03m

1 stop

BOS8:28 amBoston Logan Intl

Nov 3

BOS8:40 amBoston Logan Intl

15h 48m

1 stop

ORD11:28 pmChicago O'Hare Intl

$156

Find similar

Frontier

Sep 26

ORD6:21 pmChicago O'Hare Intl

12h 22m

1 stop

BOS7:43 amBoston Logan Intl

Oct 2

BOS8:47 amBoston Logan Intl

9h 04m

1 stop

ORD4:51 pmChicago O'Hare Intl

$157

Find similar

Frontier

Sep 26

ORD6:21 pmChicago O'Hare Intl

12h 22m

1 stop

BOS7:43 amBoston Logan Intl

Oct 4

BOS8:38 amBoston Logan Intl

9h 07m

1 stop

ORD4:45 pmChicago O'Hare Intl

$170

Find similar

United Airlines flights from Chicago O'Hare Intl Airport to Maine

Our best United Airlines deals on Chicago O'Hare Intl Airport to Maine flight tickets

United Airlines

Sep 29

ORD7:30 amChicago O'Hare Intl

2h 32m

BOS11:02 amBoston Logan Intl

Oct 3

BOS6:00 amBoston Logan Intl

2h 56m

ORD7:56 amChicago O'Hare Intl

$127

Find similar

United Airlines

Nov 7

ORD9:25 pmChicago O'Hare Intl

2h 20m

BOS12:45 amBoston Logan Intl

Nov 10

BOS7:50 amBoston Logan Intl

3h 00m

ORD9:50 amChicago O'Hare Intl

$133

Find similar

United Airlines

Sep 23

ORD11:05 amChicago O'Hare Intl

2h 35m

BOS2:40 pmBoston Logan Intl

Sep 24

BOS4:27 pmBoston Logan Intl

2h 54m

ORD6:21 pmChicago O'Hare Intl

$137

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Maine that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoBoston

ORD - BOS

ORDBOS

Chicago O'Hare Intl

Mon 9/29

7:30 am-11:02 am

Nonstop2h 32m

Boston Logan Intl

Fri 10/3

6:00 am-7:56 am

Nonstop2h 56m

$127

ChicagoBoston

ORD - BOS

ORDBOS

Chicago O'Hare Intl

Wed 10/1

9:51 am-1:20 pm

Nonstop2h 29m

Boston Logan Intl

Wed 10/1

4:40 pm-6:55 pm

Nonstop3h 15m

$130

ChicagoBoston

ORD - BOS

ORDBOS

Chicago O'Hare Intl

Tue 10/28

6:00 am-1:20 pm

1 stop6h 20m

Boston Logan Intl

Wed 10/29

6:16 am-6:38 pm

1 stop13h 22m

$139

ChicagoBoston

ORD - BOS

ORDBOS

Chicago O'Hare Intl

Fri 10/3

5:50 pm-7:43 am

1 stop12h 53m

Boston Logan Intl

Tue 10/7

3:00 pm-11:45 pm

1 stop9h 45m

$140

ChicagoBoston

ORD - BOS

ORDBOS

Chicago O'Hare Intl

Tue 10/21

6:00 am-1:20 pm

1 stop6h 20m

Boston Logan Intl

Wed 10/22

6:16 am-6:38 pm

1 stop13h 22m

$141

ChicagoBoston

ORD - BOS

ORDBOS

Chicago O'Hare Intl

Thu 11/6

6:51 am-10:18 am

Nonstop2h 27m

Boston Logan Intl

Sun 11/9

6:45 am-8:52 am

Nonstop3h 07m

$146

ChicagoBoston

ORD - BOS

ORDBOS

Chicago O'Hare Intl

Sun 9/28

6:05 am-9:32 am

Nonstop2h 27m

Boston Logan Intl

Wed 10/1

7:00 am-9:04 am

Nonstop3h 04m

$147

ChicagoBoston

ORD - BOS

ORDBOS

Chicago O'Hare Intl

Thu 10/16

7:05 am-10:29 am

Nonstop2h 24m

Boston Logan Intl

Sat 10/25

4:10 pm-6:07 pm

Nonstop2h 57m

$157

ChicagoBoston

ORD - BOS

ORDBOS

Chicago O'Hare Intl

Mon 11/24

3:45 pm-7:10 pm

Nonstop2h 25m

Boston Logan Intl

Wed 12/3

7:30 am-9:36 am

Nonstop3h 06m

$158

ChicagoBoston

ORD - BOS

ORDBOS

Chicago O'Hare Intl

Fri 10/3

5:50 pm-7:43 am

1 stop12h 53m

Boston Logan Intl

Tue 10/7

6:16 am-6:38 pm

1 stop13h 22m

$164

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Chicago O'Hare Intl Airport to 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

Prices

Airlines

Other information

What is the cheapest month to fly to Maine?

The cheapest month to fly to Maine from Chicago O'Hare Intl Airport is in September. Flight prices, which tend to average around $339, are often lower during this time because this is during the off-season. If you aren’t able to travel to Maine during the month of September, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $344.

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

The cheapest day to depart from Chicago O'Hare Intl Airport to Maine is on a Tuesday. Travelers who choose to depart for Maine on a Tuesday will often find tickets for as low as $346. Flights from Chicago O'Hare Intl Airport to Maine on a Thursday will generally be more expensive and average around $400. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

The cheapest time of day to fly to Maine is in the evening when flights can be purchased for as low as $320. Flights in the afternoon are often more expensive with an average ticket price of $378.

What is the cheapest Chicago O'Hare Intl to Maine flight route?

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

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

You are more likely to see cheaper flights to Maine from Chicago O'Hare Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Maine for around $408 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Maine from Chicago O'Hare Intl Airport for as low as $286 on momondo.

What cabin class options are available on Chicago O'Hare Intl to Maine flights?

There are 4 cabin classes available to choose from on Chicago O'Hare Intl to Maine 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 Chicago O'Hare Intl Airport to Maine flights?

No. A direct flight is the cheapest option for a flight between Chicago O'Hare Intl Airport to Maine.

Cheap Chicago O'Hare Intl Airport to Maine flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Maine

Best Price Found	$188
Fastest flight time	2h 17m
Direct flights	Every day
Airports in Maine	2 airports

The best one-way flight to Maine from Chicago O'Hare Intl Airport in the past 72 hours is $188. The best round-trip flight deal from Chicago O'Hare Intl Airport to Maine found on momondo in the last 72 hours is $280.

The fastest flight from Chicago O'Hare Intl Airport to Maine takes 2h 17m

Direct flights go from Chicago O'Hare Intl Airport to Maine every day.

There are 2 airports near Maine: Portland (PWM), Boston Logan Intl (BOS)

Search flight deals

When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Maine?
Prices for flights from Chicago O'Hare Intl Airport to Maine are updated daily.
How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Maine?
There are 7 operators available for flights from Chicago O'Hare Intl Airport to Maine as of September 2025.
How old do you have to be to fly from Chicago O'Hare Intl Airport to Maine?
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 O'Hare Intl Airport to Maine.
What documentation or ID do you need to fly to Maine?
The travel and health documents you'll need for your trip to Maine 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 Maine. 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 Chicago O'Hare Intl Airport to Maine?
momondo data reveals that the most frequently booked plane model on the route from Chicago O'Hare Intl Airport to Maine is Embraer 175, representing 23.46% of all bookings. The subsequent popular models are Embraer 175 (Enhanced Winglets) at 20.24%, Boeing 737-800 at 16.73%, and Boeing 737-700 at 12.34%.

Best airlines flying from Chicago O'Hare Intl Airport to Maine

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Maine with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $163	Free Cancellation	Rating 7.9 7,964 reviews	Search Delta flights
United Airlines	PriceFrom $228	Free Cancellation	Rating 7.4 8,926 reviews	Search United Airlines flights
American Airlines	PriceFrom $229	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights

Why use momondo?

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

It is quick and easy to find Chicago to Maine 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 Maine that suits you.

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

All flight searches from Chicago to Maine on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Chicago and Maine 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 Maine right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Chicago to Maine 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.

An easier way to manage your Maine trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Popular cities in Maine

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Chicago O'Hare Intl Airport flight routes

Flights from Chicago O'Hare Intl to Tweed-New Haven

Flights from Chicago O'Hare Intl to Minneapolis St Paul

Flights from Chicago O'Hare Intl to Nashville Intl

Flights from Chicago O'Hare Intl to Baltimore/Washington

Flights from Chicago O'Hare Intl to Raleigh-Durham

Flights from Chicago O'Hare Intl to Atlanta Hartsfield-Jackson

Cheap flights from Chicago O'Hare Intl Airport to Maine from $69

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

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Find the cheapest flights from Chicago O'Hare Intl Airport to Maine

Cheap round-trip flights

Cheap one-way flights

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Cheap direct flights

Frontier flights from Chicago O'Hare Intl Airport to Maine

Our best Frontier deals on Chicago O'Hare Intl Airport to Maine flight tickets

United Airlines flights from Chicago O'Hare Intl Airport to Maine

Our best United Airlines deals on Chicago O'Hare Intl Airport to Maine flight tickets

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Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Maine that are best for you.

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How to get the cheapest flight ticket from Chicago O'Hare Intl Airport to 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 cheapest month to fly to Maine?

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

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

The cheapest time of day to fly to Maine is in the evening when flights can be purchased for as low as $320. Flights in the afternoon are often more expensive with an average ticket price of $378.

What is the cheapest Chicago O'Hare Intl to Maine flight route?

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

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

What cabin class options are available on Chicago O'Hare Intl to Maine flights?

There are 4 cabin classes available to choose from on Chicago O'Hare Intl to Maine 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 Chicago O'Hare Intl Airport to Maine flights?

No. A direct flight is the cheapest option for a flight between Chicago O'Hare Intl Airport to Maine.

What is the cheapest airline that flies from Chicago O'Hare Intl to Maine?

United Airlines, Spirit Airlines, and Southwest are the most popular carriers operating from Chicago O'Hare Intl to Maine

What airlines fly to Maine?

How many flights depart from Chicago O'Hare Intl Airport to Maine on average per day?

The number of flights available between Chicago O'Hare Intl Airport and Maine is 73 per day as of September 2025. The most frequent departure time is 1:00PM, with 40% of daily flights leaving at noon.

How many flights depart from Chicago O'Hare Intl Airport to Maine on average per week?

As of September 2025, 516 flights take off from Chicago O'Hare Intl Airport and land in Maine each week. The most common flight departure day for this route is Thu, with 17% of weekly flights taking off on this day.

Cheap Chicago O'Hare Intl Airport to Maine flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Maine

Best Price Found

Fastest flight time

Direct flights

Airports in Maine

When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Maine?

How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Maine?

How old do you have to be to fly from Chicago O'Hare Intl Airport to Maine?

What documentation or ID do you need to fly to Maine?

What is the most popular plane model from Chicago O'Hare Intl Airport to Maine?

Best airlines flying from Chicago O'Hare Intl Airport to Maine

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Maine with momondo

Why use momondo?

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

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

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

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

An easier way to manage your Maine trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Maine

Popular cities in Maine

Popular flights according to clicks in the last 7 days on momondo