What is the cheapest airline that flies from Flint Bishop to Portland?

United Airlines is the most popular carrier operating from Flint Bishop to Portland

What airlines fly to Portland, Maine?

Delta, JetBlue and Spirit Airlines are the top three most popular airlines that fly to Portland, Maine from Flint according to our data. Delta is the first choice among our users, with 35% 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.

When did momondo last update prices for flights from Flint Bishop Airport to Portland Airport?

Prices for flights from Flint Bishop Airport to Portland Airport were last updated today.

How many operators does momondo search for flights from Flint Bishop Airport to Portland Airport?

As of November 2025, there are 2 operators available to choose from for flights from Flint Bishop Airport to Portland Airport.

How old do you have to be to fly from Flint Bishop Airport to Portland Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Flint Bishop Airport to Portland Airport.

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

The required travel and health documents for your Portland Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Portland Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$214 Cheap Flights from Flint to Portland in 2025/26

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7:00 am - 2:31 pmFNT-PWM

7h 31m2 stops

6:00 am - 5:09 pmPWM-FNT

11h 09m2 stops

$387United Airlines

Find Deal

Fri, Jan 30 - Sun, Feb 1

7:50 pm - 11:46 amFNT-PWM

15h 56m2 stops

5:46 am - 11:32 pmPWM-FNT

17h 46m2 stops

$419American Airlines

Find Deal

Mon, Dec 1 - Mon, Dec 8

7:00 am - 6:50 pmFNT-PWM

11h 50m2 stops

4:10 pm - 10:44 pmPWM-FNT

6h 34m1 stop

$422United Airlines

Find Deal

Mon, Feb 9 - Wed, Feb 11

7:00 am - 6:50 pmFNT-PWM

11h 50m2 stops

8:40 am - 5:09 pmPWM-FNT

8h 29m2 stops

$427United Airlines

Find Deal

Mon, Feb 9 - Wed, Feb 11

5:44 pm - 2:39 pmFNT-PWM

20h 55m1 stop

6:00 am - 5:09 pmPWM-FNT

11h 09m2 stops

$447United Airlines

Find Deal

Fri, Jan 30 - Sun, Feb 1

2:15 pm - 2:22 pmFNT-PWM

24h 07m1 stop

6:00 am - 4:07 pmPWM-FNT

10h 07m2 stops

$498United Airlines

Find Deal

Mon, Dec 1 - Mon, Dec 8

7:50 pm - 11:46 amFNT-PWM

15h 56m2 stops

6:40 pm - 10:20 amPWM-FNT

15h 40m2 stops

$499American Airlines

Find Deal

Mon, Dec 1 - Mon, Dec 8

7:50 pm - 5:05 pmFNT-PWM

21h 15m1 stop

5:17 pm - 10:20 amPWM-FNT

17h 03m2 stops

$512American Airlines

Find Deal

Mon, Dec 1 - Mon, Dec 8

7:00 am - 2:12 pmFNT-PWM

7h 12m1 stop

4:52 pm - 10:29 pmPWM-FNT

5h 37m1 stop

$513United Airlines

Find Deal

Tue, Nov 25 - Mon, Dec 1

7:30 am - 6:13 pmFNT-PWM

10h 43m2 stops

5:45 am - 10:16 pmPWM-FNT

16h 31m1 stop

$527United Airlines

Find Deal

Tue, Mar 10 - Sat, Mar 14

United Airlines flights from Flint to Portland, Maine

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

United Airlines

Nov 7

FNT4:41 pmFlint Bishop

5h 09m

1 stop

PWM9:50 pmPortland

Nov 10

PWM5:00 pmPortland

5h 30m

1 stop

FNT10:30 pmFlint Bishop

$354

Find similar

United Airlines

Nov 7

FNT2:15 pmFlint Bishop

8h 50m

2 stops

PWM11:05 pmPortland

Nov 10

PWM5:00 pmPortland

5h 30m

1 stop

FNT10:30 pmFlint Bishop

$359

Find similar

United Airlines

Nov 7

FNT2:15 pmFlint Bishop

8h 50m

2 stops

PWM11:05 pmPortland

Nov 10

PWM5:30 amPortland

7h 55m

2 stops

FNT1:25 pmFlint Bishop

$364

Find similar

American Airlines flights from Flint to Portland, Maine

Our best American Airlines deals on Flint to Portland, Maine flight tickets

American Airlines

Dec 1

FNT7:50 pmFlint Bishop

15h 56m

2 stops

PWM11:46 amPortland

Dec 8

PWM5:46 amPortland

17h 46m

2 stops

FNT11:32 pmFlint Bishop

$419

Find similar

American Airlines

Dec 1

FNT7:50 pmFlint Bishop

15h 56m

2 stops

PWM11:46 amPortland

Dec 8

PWM6:40 pmPortland

15h 40m

2 stops

FNT10:20 amFlint Bishop

$499

Find similar

American Airlines

Dec 1

FNT7:50 pmFlint Bishop

21h 15m

1 stop

PWM5:05 pmPortland

Dec 8

PWM5:17 pmPortland

17h 03m

2 stops

FNT10:20 amFlint Bishop

$512

Find similar

Fly from

Fly to

Route

Depart

Return

Price

FlintPortland

FNT - PWM

FNTPWM

Flint Bishop

Fri 1/30

7:00 am-2:31 pm

2 stops7h 31m

Portland

Sun 2/1

6:00 am-5:09 pm

2 stops11h 09m

$387

FlintPortland

FNT - PWM

FNTPWM

Flint Bishop

Mon 12/1

7:50 pm-11:46 am

2 stops15h 56m

Portland

Mon 12/8

5:46 am-11:32 pm

2 stops17h 46m

$419

FlintPortland

FNT - PWM

FNTPWM

Flint Bishop

Mon 2/9

7:00 am-6:50 pm

2 stops11h 50m

Portland

Wed 2/11

4:10 pm-10:44 pm

1 stop6h 34m

$422

FlintPortland

FNT - PWM

FNTPWM

Flint Bishop

Mon 2/9

7:00 am-6:50 pm

2 stops11h 50m

Portland

Wed 2/11

8:40 am-5:09 pm

2 stops8h 29m

$427

FlintPortland

FNT - PWM

FNTPWM

Flint Bishop

Fri 1/30

5:44 pm-2:39 pm

1 stop20h 55m

Portland

Sun 2/1

6:00 am-5:09 pm

2 stops11h 09m

$447

FlintPortland

FNT - PWM

FNTPWM

Flint Bishop

Mon 12/1

2:15 pm-2:22 pm

1 stop24h 07m

Portland

Mon 12/8

6:00 am-4:07 pm

2 stops10h 07m

$498

FlintPortland

FNT - PWM

FNTPWM

Flint Bishop

Mon 12/1

7:50 pm-11:46 am

2 stops15h 56m

Portland

Mon 12/8

6:40 pm-10:20 am

2 stops15h 40m

$499

FlintPortland

FNT - PWM

FNTPWM

Flint Bishop

Mon 12/1

7:50 pm-5:05 pm

1 stop21h 15m

Portland

Mon 12/8

5:17 pm-10:20 am

2 stops17h 03m

$512

FlintPortland

FNT - PWM

FNTPWM

Flint Bishop

Tue 11/25

7:00 am-2:12 pm

1 stop7h 12m

Portland

Mon 12/1

4:52 pm-10:29 pm

1 stop5h 37m

$513

FlintPortland

FNT - PWM

FNTPWM

Flint Bishop

Tue 3/10

7:30 am-6:13 pm

2 stops10h 43m

Portland

Sat 3/14

5:45 am-10:16 pm

1 stop16h 31m

$527

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first

How to get the cheapest flight ticket from Flint 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

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 Flint is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $323. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Thursday is the most expensive day to depart from Flint because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $615.

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 Flint to Portland, Maine when you can find flight prices for as low as $490. 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 $584. Of course, these prices can vary depending on the time of year and what airport you fly to.

When to book flights from Flint to Portland, Maine

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

Estimated round-trip price

Cheap Flint to Portland, Maine (FNT to PWM) flight deals and tips

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

Direct flights	None

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

Search flight deals

How far is Flint Bishop to Portland by plane?
There are 675.3 mi between Flint Bishop and Portland. 5h 03m is a normal flight duration for this route.
When did momondo last update prices for flights from Flint Bishop Airport to Portland Airport?
Prices for flights from Flint Bishop Airport to Portland Airport were last updated today.
How many operators does momondo search for flights from Flint Bishop Airport to Portland Airport?
As of November 2025, there are 2 operators available to choose from for flights from Flint Bishop Airport to Portland Airport.
How old do you have to be to fly from Flint Bishop Airport to Portland Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Flint Bishop Airport to Portland Airport.
What documentation or ID do you need to fly to Portland Airport?
The required travel and health documents for your Portland Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Portland Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Flint to Portland, Maine?
momondo data reveals that the most frequently booked airline on the route from Flint to Portland, Maine is United Airlines, representing 64% of all bookings. The subsequent popular airline is American Airlines at 36%.

Best airlines flying from Flint to Portland, Maine

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

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $306	Free Cancellation	Rating 7.2 11,038 reviews		Search American Airlines flights
United Airlines	PriceFrom $318	Free Cancellation	Rating 7.4 8,997 reviews		Search United Airlines flights

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Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Flint to Portland. momondo saves you time and could save you money on your trip.

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

Flights from Flint 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 Flint to Portland?

Once you have performed a search for Flint to Portland flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Portland from Flint are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.