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 7 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 December 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.

$287 Cheap Flights from Flint to Portland in 2025/26

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5:40 am - 4:54 pm

FNT

PWM

11h 14m1 stop

5:39 am - 6:58 pm

PWM

FNT

13h 19m2 stops

$409American Airlines

Tue, Mar 10 - Sat, Mar 14

7:00 am - 2:31 pm

FNT

PWM

7h 31m2 stops

4:10 pm - 10:45 pm

PWM

FNT

6h 35m1 stop

$414United Airlines

Tue, Jan 13 - Tue, Jan 20

5:44 pm - 2:39 pm

FNT

PWM

20h 55m1 stop

4:10 pm - 10:45 pm

PWM

FNT

6h 35m1 stop

$422United Airlines

Tue, Jan 13 - Tue, Jan 20

7:30 pm - 10:23 am

FNT

PWM

14h 53m2 stops

5:39 am - 10:59 pm

PWM

FNT

17h 20m2 stops

$434American Airlines

Tue, Mar 10 - Sat, Mar 14

5:44 pm - 2:39 pm

FNT

PWM

20h 55m1 stop

4:10 pm - 10:44 pm

PWM

FNT

6h 34m1 stop

$458United Airlines

Wed, Jan 21 - Sat, Jan 24

5:44 pm - 2:39 pm

FNT

PWM

20h 55m1 stop

2:31 pm - 10:44 pm

PWM

FNT

8h 13m2 stops

$463United Airlines

Wed, Jan 21 - Sat, Jan 24

5:44 pm - 2:31 pm

FNT

PWM

20h 47m2 stops

6:00 am - 5:09 pm

PWM

FNT

11h 09m2 stops

$468United Airlines

Wed, Jan 21 - Sat, Jan 24

7:00 am - 2:31 pm

FNT

PWM

7h 31m2 stops

6:00 am - 5:09 pm

PWM

FNT

11h 09m2 stops

$582United Airlines

Tue, Jan 13 - Tue, Jan 20

4:26 pm - 2:39 pm

FNT

PWM

22h 13m1 stop

4:10 pm - 5:09 pm

PWM

FNT

24h 59m1 stop

$602United Airlines

Mon, Jan 5 - Fri, Jan 9

4:26 pm - 2:39 pm

FNT

PWM

22h 13m1 stop

2:31 pm - 5:09 pm

PWM

FNT

26h 38m2 stops

$607United Airlines

Mon, Jan 5 - Fri, Jan 9

American Airlines flights from Flint to Portland, Maine

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

American Airlines

Mar 10

FNT5:40 amFlint Bishop

11h 14m

1 stop

PWM4:54 pmPortland

Mar 14

PWM5:39 amPortland

13h 19m

2 stops

FNT6:58 pmFlint Bishop

$409

Find similar

American Airlines

Mar 10

FNT7:30 pmFlint Bishop

14h 53m

2 stops

PWM10:23 amPortland

Mar 14

PWM5:39 amPortland

17h 20m

2 stops

FNT10:59 pmFlint Bishop

$434

Find similar

United Airlines flights from Flint to Portland, Maine

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

United Airlines

Jan 13

FNT7:00 amFlint Bishop

7h 31m

2 stops

PWM2:31 pmPortland

Jan 20

PWM4:10 pmPortland

6h 35m

1 stop

FNT10:45 pmFlint Bishop

$414

Find similar

United Airlines

Jan 13

FNT5:44 pmFlint Bishop

20h 55m

1 stop

PWM2:39 pmPortland

Jan 20

PWM4:10 pmPortland

6h 35m

1 stop

FNT10:45 pmFlint Bishop

$422

Find similar

United Airlines

Jan 21

FNT5:44 pmFlint Bishop

20h 55m

1 stop

PWM2:39 pmPortland

Jan 24

PWM4:10 pmPortland

6h 34m

1 stop

FNT10:44 pmFlint Bishop

$458

Find similar

Fly from

Fly to

Route

Depart

Return

Price

FlintPortland

FNT - PWM

FNTPWM

Flint Bishop

Tue 3/10

5:40 am-4:54 pm

1 stop11h 14m

Portland

Sat 3/14

5:39 am-6:58 pm

2 stops13h 19m

$409

FlintPortland

FNT - PWM

FNTPWM

Flint Bishop

Tue 1/13

7:00 am-2:31 pm

2 stops7h 31m

Portland

Tue 1/20

4:10 pm-10:45 pm

1 stop6h 35m

$414

FlintPortland

FNT - PWM

FNTPWM

Flint Bishop

Tue 1/13

5:44 pm-2:39 pm

1 stop20h 55m

Portland

Tue 1/20

4:10 pm-10:45 pm

1 stop6h 35m

$422

FlintPortland

FNT - PWM

FNTPWM

Flint Bishop

Tue 3/10

7:30 pm-10:23 am

2 stops14h 53m

Portland

Sat 3/14

5:39 am-10:59 pm

2 stops17h 20m

$434

FlintPortland

FNT - PWM

FNTPWM

Flint Bishop

Wed 1/21

5:44 pm-2:39 pm

1 stop20h 55m

Portland

Sat 1/24

4:10 pm-10:44 pm

1 stop6h 34m

$458

FlintPortland

FNT - PWM

FNTPWM

Flint Bishop

Wed 1/21

5:44 pm-2:39 pm

1 stop20h 55m

Portland

Sat 1/24

2:31 pm-10:44 pm

2 stops8h 13m

$463

FlintPortland

FNT - PWM

FNTPWM

Flint Bishop

Wed 1/21

5:44 pm-2:31 pm

2 stops20h 47m

Portland

Sat 1/24

6:00 am-5:09 pm

2 stops11h 09m

$468

FlintPortland

FNT - PWM

FNTPWM

Flint Bishop

Tue 1/13

7:00 am-2:31 pm

2 stops7h 31m

Portland

Tue 1/20

6:00 am-5:09 pm

2 stops11h 09m

$582

FlintPortland

FNT - PWM

FNTPWM

Flint Bishop

Mon 1/5

4:26 pm-2:39 pm

1 stop22h 13m

Portland

Fri 1/9

4:10 pm-5:09 pm

1 stop24h 59m

$602

FlintPortland

FNT - PWM

FNTPWM

Flint Bishop

Mon 1/5

4:26 pm-2:39 pm

1 stop22h 13m

Portland

Fri 1/9

2:31 pm-5:09 pm

2 stops26h 38m

$607

Flights are sorted by cheapest round-trip flights first.

Sorted 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

Fastest flight time	7h 31m
Direct flights	None

The fastest flight from Flint to Portland, Maine takes 7h 31m

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. 7h 31m 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 December 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 61% of all bookings. The subsequent popular airline is American Airlines at 39%.

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 11,054 reviews		Search American Airlines flights
United Airlines	PriceFrom $318	Free Cancellation	Rating 7.4 9,105 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.