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

Prices for flights from Portland Airport to Flint Bishop Airport refresh daily.

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

As of August 2026, there is 1 operator available to choose from for flights from Portland Airport to Flint Bishop Airport.

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

What documentation or ID do you need to fly to Flint Bishop Airport?

The travel and health documents required for your trip to Flint Bishop 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 Flint Bishop Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$399 Cheap Flights from Portland, Maine to Flint in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Portland, Maine to Flint

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:09 pm - 12:53 amPWM Portland-FNT Flint Bishop

6h 44m1 stop Chicago O'Hare Intl

5:45 pm - 10:48 pmFNT Flint Bishop-PWM Portland

5h 03m1 stop Chicago O'Hare Intl

$319American Airlines

Mon, Aug 31 - Mon, Sep 7

5:30 am - 5:15 pmPWM Portland-FNT Flint Bishop

11h 45m2 stops Philadelphia Chicago O'Hare Intl

5:45 pm - 10:48 pmFNT Flint Bishop-PWM Portland

5h 03m1 stop Chicago O'Hare Intl

$324American Airlines

Mon, Aug 31 - Mon, Sep 7

9:45 am - 5:18 pmPWM Portland-FNT Flint Bishop

7h 33m1 stop Chicago O'Hare Intl

9:00 am - 1:52 pmFNT Flint Bishop-PWM Portland

4h 52m1 stop Chicago O'Hare Intl

$399United Airlines

Wed, Jan 27 - Sat, Jan 30

6:00 am - 5:18 pmPWM Portland-FNT Flint Bishop

11h 18m2 stops Newark Chicago O'Hare Intl

9:00 am - 1:52 pmFNT Flint Bishop-PWM Portland

4h 52m1 stop Chicago O'Hare Intl

$404United Airlines

Wed, Jan 27 - Sat, Jan 30

6:00 am - 5:18 pmPWM Portland-FNT Flint Bishop

11h 18m2 stops Newark Chicago O'Hare Intl

9:00 am - 6:13 pmFNT Flint Bishop-PWM Portland

9h 13m2 stops Chicago O'Hare Intl Newark

$498United Airlines

Wed, Jan 27 - Sat, Jan 30

5:30 am - 5:15 pmPWM Portland-FNT Flint Bishop

11h 45m2 stops Philadelphia Chicago O'Hare Intl

6:25 am - 2:21 pmFNT Flint Bishop-PWM Portland

7h 56m2 stops Chicago O'Hare Intl Philadelphia

$524American Airlines

Mon, Aug 31 - Mon, Sep 7

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United Airlines flights from Portland, Maine to Flint

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

United Airlines

Jan 27

PWM9:45 amPortland

7h 33m

1 stop

FNT5:18 pmFlint Bishop

Jan 30

FNT9:00 amFlint Bishop

4h 52m

1 stop

PWM1:52 pmPortland

$399

United Airlines

Jan 27

PWM6:00 amPortland

11h 18m

2 stops

FNT5:18 pmFlint Bishop

Jan 30

FNT9:00 amFlint Bishop

4h 52m

1 stop

PWM1:52 pmPortland

$404

United Airlines

Jan 27

PWM6:00 amPortland

11h 18m

2 stops

FNT5:18 pmFlint Bishop

Jan 30

FNT9:00 amFlint Bishop

9h 13m

2 stops

PWM6:13 pmPortland

$498

American Airlines flights from Portland, Maine to Flint

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

American Airlines

Aug 10

PWM6:09 pmPortland

6h 44m

1 stop

FNT12:53 amFlint Bishop

Aug 14

FNT5:45 pmFlint Bishop

5h 03m

1 stop

PWM10:48 pmPortland

$1,069

American Airlines

Aug 10

PWM6:02 amPortland

11h 13m

2 stops

FNT5:15 pmFlint Bishop

Aug 14

FNT5:45 pmFlint Bishop

5h 03m

1 stop

PWM10:48 pmPortland

$1,074

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

PortlandFlint

PWM Portland - FNT Flint Bishop

PWMFNT

Portland

Mon 8/31

6:09 pm-12:53 am

1 stop6h 44m

Flint Bishop

Mon 9/7

5:45 pm-10:48 pm

1 stop5h 03m

$319

PortlandFlint

PWM Portland - FNT Flint Bishop

PWMFNT

Portland

Mon 8/31

5:30 am-5:15 pm

2 stops11h 45m

Flint Bishop

Mon 9/7

5:45 pm-10:48 pm

1 stop5h 03m

$324

PortlandFlint

PWM Portland - FNT Flint Bishop

PWMFNT

Portland

Wed 1/27

9:45 am-5:18 pm

1 stop7h 33m

Flint Bishop

Sat 1/30

9:00 am-1:52 pm

1 stop4h 52m

$399

PortlandFlint

PWM Portland - FNT Flint Bishop

PWMFNT

Portland

Wed 1/27

6:00 am-5:18 pm

2 stops11h 18m

Flint Bishop

Sat 1/30

9:00 am-1:52 pm

1 stop4h 52m

$404

PortlandFlint

PWM Portland - FNT Flint Bishop

PWMFNT

Portland

Wed 1/27

6:00 am-5:18 pm

2 stops11h 18m

Flint Bishop

Sat 1/30

9:00 am-6:13 pm

2 stops9h 13m

$498

PortlandFlint

PWM Portland - FNT Flint Bishop

PWMFNT

Portland

Mon 8/31

5:30 am-5:15 pm

2 stops11h 45m

Flint Bishop

Mon 9/7

6:25 am-2:21 pm

2 stops7h 56m

$524

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

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 airlines fly to Flint?

Delta, JetBlue and American Airlines are the top three most popular airlines that fly to Flint from Portland, Maine according to our data. Delta is the first choice among our users, with 47% of people opting to fly with this airline when traveling to Flint. Keep in mind that there are 5 different airlines that fly to Flint on a routine basis, so you have a few additional options to choose from.

When to book flights from Portland, Maine to Flint

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

Estimated round-trip price

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

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

Fastest flight time	6h 48m
Direct flights	None

The fastest flight from Portland, Maine to Flint takes 6h 48m

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

Search flight deals

Frequently asked questions about flying from Portland, Maine to Flint

How far is Portland to Flint Bishop by plane?
The distance between Portland and Flint Bishop is about 675.3 mi. 6h 48m is a normal flight duration for this route.
When did momondo last update prices for flights from Portland Airport to Flint Bishop Airport?
Prices for flights from Portland Airport to Flint Bishop Airport refresh daily.
How many operators does momondo search for flights from Portland Airport to Flint Bishop Airport?
As of August 2026, there is 1 operator available to choose from for flights from Portland Airport to Flint Bishop Airport.
How old do you have to be to fly from Portland Airport to Flint Bishop 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 Portland Airport to Flint Bishop Airport.
What documentation or ID do you need to fly to Flint Bishop Airport?
The travel and health documents required for your trip to Flint Bishop 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 Flint Bishop 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 Portland, Maine to Flint?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Portland, Maine to Flint is United Airlines (100% of total bookings).

Best airlines flying from Portland, Maine to Flint

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $283	Free Cancellation	Rating 7.4 10,089 reviews		Search United Airlines flights

Grand Blanc

Birch Run

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Portland to Flint. Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to Flint from Portland which offer a flexible booking policy as well as other useful filters and features.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Portland to Flint.

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

Yes momondo offers price alerts on flights to Flint from Portland. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.