Which layover airport has the shortest connection time from Cincinnati to Portland, Maine?

Washington, D.C. (IAD) has the shortest average layover time for this route: 0h 52m.

Which layover airport has the shortest travel time from Cincinnati to Portland, Maine?

Flights connecting via Washington, D.C. (IAD) have the shortest average one-way travel time: 4h 04m.

Which airport is the most popular layover for flights between Cincinnati and Portland, Maine?

Washington, D.C. (DCA) was the most common stop: 33% of momondo users choosing 1-stop flights on this route connected there.

What is the cheapest airline that flies from Cincinnati Cinci./N. Kentucky to Portland?

United Airlines, Southwest, and Delta are the most popular carriers operating from Cincinnati Cinci./N. Kentucky to Portland

What airlines fly to Portland, Maine?

American Airlines, Delta and Southwest are the top three most popular airlines that fly to Portland, Maine from Cincinnati according to our data. American Airlines is the first choice among our users, with 59% of people opting to fly with this airline when traveling to Portland, Maine. Keep in mind that there are 6 different airlines that fly to Portland, Maine on a routine basis, so you have a few additional options to choose from.

Which layover airport offers the lowest fares from Cincinnati to Portland, Maine?

Flights via Philadelphia (PHL) offer the lowest average round-trip price of $318.

When did momondo last update prices for flights from Cincinnati Cinci./N. Kentucky Airport to Portland Airport?

Prices for flights from Cincinnati Cinci./N. Kentucky Airport to Portland Airport are updated daily.

How many operators does momondo search for flights from Cincinnati Cinci./N. Kentucky Airport to Portland Airport?

As of January 2026, there are 4 operators available to choose from for flights from Cincinnati Cinci./N. Kentucky Airport to Portland Airport.

How old do you have to be to fly from Cincinnati Cinci./N. Kentucky Airport 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 Cincinnati Cinci./N. Kentucky Airport 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.

$54 Cheap Flights from Cincinnati to Portland in 2026

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One-way

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Enter your travel dates to find the best prices.

6:51 pm - 11:37 pm

CVG

PWM

4h 46m

1 stop

5:58 pm - 11:25 pm

PWM

CVG

5h 27m

1 stop

$317American Airlines

mar., mar. 17 - mié., mar. 18

4:58 pm - 11:04 pm

CVG

PWM

6h 06m

1 stop

3:44 pm - 11:53 pm

PWM

CVG

8h 09m

2 stops

$322United Airlines

mar., mar. 17 - mié., mar. 18

7:03 am - 2:32 pm

CVG

PWM

7h 29m

2 stops

3:44 pm - 11:53 pm

PWM

CVG

8h 09m

2 stops

$327United Airlines

mar., mar. 17 - mié., mar. 18

5:35 am - 11:15 am

CVG

PWM

5h 40m

1 stop

5:30 pm - 12:20 am

PWM

CVG

6h 50m

1 stop

$341Southwest

jue., feb. 26 - jue., mar. 5

5:20 pm - 11:50 pm

CVG

PWM

6h 30m

1 stop

5:30 am - 3:35 pm

PWM

CVG

10h 05m

2 stops

$346Southwest

jue., feb. 26 - jue., mar. 5

6:25 am - 4:15 pm

CVG

PWM

9h 50m

2 stops

5:30 am - 3:35 pm

PWM

CVG

10h 05m

2 stops

$351Southwest

jue., feb. 26 - jue., mar. 5

3:50 pm - 10:15 pm

CVG

PWM

6h 25m

1 stop

5:30 pm - 12:20 am

PWM

CVG

6h 50m

1 stop

$352Southwest

mié., mar. 4 - dom., mar. 8

7:00 am - 2:50 pm

CVG

PWM

7h 50m

2 stops

5:30 pm - 12:20 am

PWM

CVG

6h 50m

1 stop

$357Southwest

mié., mar. 4 - dom., mar. 8

2:10 pm - 11:20 pm

CVG

PWM

9h 10m

2 stops

6:00 am - 3:27 pm

PWM

CVG

9h 27m

2 stops

$362United Airlines

mié., mar. 4 - dom., mar. 8

2:10 pm - 11:20 pm

CVG

PWM

9h 10m

2 stops

6:00 am - 3:27 pm

PWM

CVG

9h 27m

2 stops

$363United Airlines

mié., mar. 4 - dom., mar. 8

United Airlines flights from Cincinnati to Portland, Maine

Our best United Airlines deals on Cincinnati to Portland, Maine flight tickets

United Airlines

Mar 17

CVG4:58 pmCincinnati Cinci./N. Kentucky

6h 06m

1 stop

PWM11:04 pmPortland

Mar 18

PWM3:44 pmPortland

8h 09m

2 stops

CVG11:53 pmCincinnati Cinci./N. Kentucky

$322

United Airlines

Mar 17

CVG7:03 amCincinnati Cinci./N. Kentucky

7h 29m

2 stops

PWM2:32 pmPortland

Mar 18

PWM3:44 pmPortland

8h 09m

2 stops

CVG11:53 pmCincinnati Cinci./N. Kentucky

$327

United Airlines

Mar 4

CVG2:10 pmCincinnati Cinci./N. Kentucky

9h 10m

2 stops

PWM11:20 pmPortland

Mar 8

PWM6:00 amPortland

9h 27m

2 stops

CVG3:27 pmCincinnati Cinci./N. Kentucky

$362

Southwest flights from Cincinnati to Portland, Maine

Our best Southwest deals on Cincinnati to Portland, Maine flight tickets

Southwest

Feb 26

CVG5:35 amCincinnati Cinci./N. Kentucky

5h 40m

1 stop

PWM11:15 amPortland

Mar 5

PWM5:30 pmPortland

6h 50m

1 stop

CVG12:20 amCincinnati Cinci./N. Kentucky

$341

Southwest

Feb 26

CVG5:20 pmCincinnati Cinci./N. Kentucky

6h 30m

1 stop

PWM11:50 pmPortland

Mar 5

PWM5:30 amPortland

10h 05m

2 stops

CVG3:35 pmCincinnati Cinci./N. Kentucky

$346

Southwest

Feb 26

CVG6:25 amCincinnati Cinci./N. Kentucky

9h 50m

2 stops

PWM4:15 pmPortland

Mar 5

PWM5:30 amPortland

10h 05m

2 stops

CVG3:35 pmCincinnati Cinci./N. Kentucky

$351

momondo Fare Finder

Use the filters below to find and compare flights from Cincinnati to Portland, Maine that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

CincinnatiPortland

CVG - PWM

CVGPWM

Cincinnati Cinci./N. Kentucky

mar. 3/17

6:51 pm-11:37 pm

1 stop4h 46m

Portland

mié. 3/18

5:58 pm-11:25 pm

1 stop5h 27m

$317

CincinnatiPortland

CVG - PWM

CVGPWM

Cincinnati Cinci./N. Kentucky

mar. 3/17

4:58 pm-11:04 pm

1 stop6h 06m

Portland

mié. 3/18

3:44 pm-11:53 pm

2 stops8h 09m

$322

CincinnatiPortland

CVG - PWM

CVGPWM

Cincinnati Cinci./N. Kentucky

mar. 3/17

7:03 am-2:32 pm

2 stops7h 29m

Portland

mié. 3/18

3:44 pm-11:53 pm

2 stops8h 09m

$327

CincinnatiPortland

CVG - PWM

CVGPWM

Cincinnati Cinci./N. Kentucky

jue. 2/26

5:35 am-11:15 am

1 stop5h 40m

Portland

jue. 3/5

5:30 pm-12:20 am

1 stop6h 50m

$341

CincinnatiPortland

CVG - PWM

CVGPWM

Cincinnati Cinci./N. Kentucky

jue. 2/26

5:20 pm-11:50 pm

1 stop6h 30m

Portland

jue. 3/5

5:30 am-3:35 pm

2 stops10h 05m

$346

CincinnatiPortland

CVG - PWM

CVGPWM

Cincinnati Cinci./N. Kentucky

jue. 2/26

6:25 am-4:15 pm

2 stops9h 50m

Portland

jue. 3/5

5:30 am-3:35 pm

2 stops10h 05m

$351

CincinnatiPortland

CVG - PWM

CVGPWM

Cincinnati Cinci./N. Kentucky

mié. 3/4

3:50 pm-10:15 pm

1 stop6h 25m

Portland

dom. 3/8

5:30 pm-12:20 am

1 stop6h 50m

$352

CincinnatiPortland

CVG - PWM

CVGPWM

Cincinnati Cinci./N. Kentucky

mié. 3/4

7:00 am-2:50 pm

2 stops7h 50m

Portland

dom. 3/8

5:30 pm-12:20 am

1 stop6h 50m

$357

CincinnatiPortland

CVG - PWM

CVGPWM

Cincinnati Cinci./N. Kentucky

mié. 3/4

2:10 pm-11:20 pm

2 stops9h 10m

Portland

dom. 3/8

6:00 am-3:27 pm

2 stops9h 27m

$362

CincinnatiPortland

CVG - PWM

CVGPWM

Cincinnati Cinci./N. Kentucky

mié. 3/4

2:10 pm-11:20 pm

2 stops9h 10m

Portland

dom. 3/8

6:00 am-3:27 pm

2 stops9h 27m

$363

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Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Cincinnati 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

Prices

Airlines

Layovers

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

The cheapest month to fly to Portland, Maine from Cincinnati is in April. Flight prices, which tend to average around $331, 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 April, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $331.

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

You are more likely to see cheaper flights to Portland, Maine from Cincinnati when booking weeks ahead of your departure date. In general, you can expect to find flights to Portland, Maine for around $381 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portland, Maine from Cincinnati for as low as $309 on momondo.

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

When to book flights from Cincinnati to Portland, Maine

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

Estimated round-trip price

Cheap Cincinnati to Portland, Maine (CVG to PWM) flight deals and tips

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

Fastest flight time	4h 46m
Direct flights	None

The fastest flight from Cincinnati to Portland, Maine takes 4h 46m

There are no direct flights from Cincinnati to Portland, Maine. There are no popular flight routes from Cincinnati to Portland, Maine.

Search flight deals

How far is Cincinnati Cinci./N. Kentucky to Portland by plane?
The straight-line distance from Cincinnati Cinci./N. Kentucky to Portland is 801.6 mi. Typically, this will take 4h 46m by plane in normal conditions.
When did momondo last update prices for flights from Cincinnati Cinci./N. Kentucky Airport to Portland Airport?
Prices for flights from Cincinnati Cinci./N. Kentucky Airport to Portland Airport are updated daily.
How many operators does momondo search for flights from Cincinnati Cinci./N. Kentucky Airport to Portland Airport?
As of January 2026, there are 4 operators available to choose from for flights from Cincinnati Cinci./N. Kentucky Airport to Portland Airport.
How old do you have to be to fly from Cincinnati Cinci./N. Kentucky Airport 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 Cincinnati Cinci./N. Kentucky Airport 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 airline from Cincinnati to Portland, Maine?
Based on momondo bookings for flights between Cincinnati and Portland, Maine, the leading airline is American Airlines, making up 65% of the total bookings. Other popular airlines include Delta with 18%, United Airlines with 13%, and Southwest with 4%.

Best airlines flying from Cincinnati to Portland, Maine

Compare and see reviews for airlines that fly from Cincinnati to Portland, Maine with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $167	Free Cancellation	Rating 7.9 8,128 reviews	Search Delta flights
American Airlines	PriceFrom $257	Free Cancellation	Rating 7.2 11,205 reviews	Search American Airlines flights
Southwest	PriceFrom $266	Free Cancellation	Rating 8.0 4,267 reviews	Search Southwest flights
United Airlines	PriceFrom $312	Free Cancellation	Rating 7.4 9,215 reviews	Search United Airlines flights

North Conway

Boothbay Harbor

Jackson

Conway

Freeport

Lewiston

Brunswick

Bartlett

Gorham

Auburn

Windham

Intervale

Bath

Oxford

Georgetown

Falmouth

Tamworth

Why use momondo?

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

It is quick and easy to find Cincinnati 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 Cincinnati to Portland with flexible booking policies on momondo?

Flights from Cincinnati to Portland with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between Cincinnati 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 Cincinnati to Portland right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Cincinnati to Portland now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Portland and let you know when they change.

An easier way to manage your Portland, 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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Cheap flights from Cincinnati to Portland from $134

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Cincinnati to Portland departing on 2/10. 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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Filter for what you want

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Find the cheapest flights from Cincinnati to Portland

Cheap round-trip flights

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United Airlines flights from Cincinnati to Portland, Maine

Our best United Airlines deals on Cincinnati to Portland, Maine flight tickets

Southwest flights from Cincinnati to Portland, Maine

Our best Southwest deals on Cincinnati to Portland, Maine flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Cincinnati to Portland, Maine that are best for you.

See travel insights to Portland from

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

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

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

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

What is the cheapest airline that flies from Cincinnati Cinci./N. Kentucky to Portland?

United Airlines, Southwest, and Delta are the most popular carriers operating from Cincinnati Cinci./N. Kentucky to Portland

What airlines fly to Portland, Maine?

Which airport is the most popular layover for flights between Cincinnati and Portland, Maine?

Washington, D.C. (DCA) was the most common stop: 33% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Cincinnati to Portland, Maine?

Flights via Philadelphia (PHL) offer the lowest average round-trip price of $318.

Which layover airport has the shortest travel time from Cincinnati to Portland, Maine?

Flights connecting via Washington, D.C. (IAD) have the shortest average one-way travel time: 4h 04m.

Which layover airport has the shortest connection time from Cincinnati to Portland, Maine?

Washington, D.C. (IAD) has the shortest average layover time for this route: 0h 52m.

When to book flights from Cincinnati to Portland, Maine

Cheap Cincinnati to Portland, Maine (CVG to PWM) flight deals and tips

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

Fastest flight time

Direct flights

How far is Cincinnati Cinci./N. Kentucky to Portland by plane?

When did momondo last update prices for flights from Cincinnati Cinci./N. Kentucky Airport to Portland Airport?

How many operators does momondo search for flights from Cincinnati Cinci./N. Kentucky Airport to Portland Airport?

How old do you have to be to fly from Cincinnati Cinci./N. Kentucky Airport to Portland Airport?

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

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

Best airlines flying from Cincinnati to Portland, Maine

Compare and see reviews for airlines that fly from Cincinnati to Portland, Maine with momondo

Traveling to a place near Portland?

Why use momondo?

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

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

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

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

An easier way to manage your Portland, 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 the United States

Airports servicing Maine