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Cheap flights from Flint to Portland from $319

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Flint to Portland departing on 10/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Flint to Portland

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
5:36 pm - 11:43 pmFNT  Flint Bishop-PWM Portland
6h 07m1 stop Chicago O'Hare Intl
American Airlines Logo
5:45 pm - 11:55 pmPWM  Portland-FNT Flint Bishop
6h 10m1 stop Chicago O'Hare Intl
$319American Airlines
Thu, Oct 15 - Fri, Oct 23
American Airlines Logo
5:36 pm - 11:43 pmFNT  Flint Bishop-PWM Portland
6h 07m1 stop Chicago O'Hare Intl
American Airlines Logo
6:00 am - 5:06 pmPWM  Portland-FNT Flint Bishop
11h 06m2 stops Philadelphia Chicago O'Hare Intl
$324American Airlines
Thu, Oct 15 - Fri, Oct 23
American Airlines Logo
5:32 am - 1:05 pmFNT  Flint Bishop-PWM Portland
7h 33m1 stop Chicago O'Hare Intl
American Airlines Logo
6:00 am - 5:06 pmPWM  Portland-FNT Flint Bishop
11h 06m2 stops Philadelphia Chicago O'Hare Intl
$415American Airlines
Mon, Sep 28 - Wed, Oct 7
American Airlines Logo
5:45 pm - 10:48 pmFNT  Flint Bishop-PWM Portland
5h 03m1 stop Chicago O'Hare Intl
American Airlines Logo
3:06 pm - 12:53 amPWM  Portland-FNT Flint Bishop
9h 47m2 stops Philadelphia Chicago O'Hare Intl
$430American Airlines
Sun, Aug 23 - Thu, Sep 3
United Airlines Logo
5:30 am - 2:38 pmFNT  Flint Bishop-PWM Portland
9h 08m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl
United Airlines Logo
5:03 pm - 11:51 pmPWM  Portland-FNT Flint Bishop
6h 48m1 stop Chicago O'Hare Intl
$449United Airlines
Sat, Aug 29 - Tue, Sep 1
United Airlines Logo
5:30 am - 2:38 pmFNT  Flint Bishop-PWM Portland
9h 08m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl
United Airlines Logo
3:45 pm - 11:51 pmPWM  Portland-FNT Flint Bishop
8h 06m2 stops Newark Chicago O'Hare Intl
$454United Airlines
Sat, Aug 29 - Tue, Sep 1
American Airlines Logo
5:45 pm - 10:48 pmFNT  Flint Bishop-PWM Portland
5h 03m1 stop Chicago O'Hare Intl
American Airlines Logo
5:30 am - 5:15 pmPWM  Portland-FNT Flint Bishop
11h 45m2 stops Philadelphia Chicago O'Hare Intl
$455American Airlines
Wed, Sep 2 - Tue, Sep 8
American Airlines Logo
5:45 pm - 10:48 pmFNT  Flint Bishop-PWM Portland
5h 03m1 stop Chicago O'Hare Intl
American Airlines Logo
12:09 pm - 5:15 pmPWM  Portland-FNT Flint Bishop
5h 06m1 stop Chicago O'Hare Intl
$490American Airlines
Sat, Aug 29 - Fri, Sep 4
United Airlines Logo
5:30 am - 2:38 pmFNT  Flint Bishop-PWM Portland
9h 08m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl
United Airlines Logo
5:03 pm - 11:51 pmPWM  Portland-FNT Flint Bishop
6h 48m1 stop Chicago O'Hare Intl
$493United Airlines
Sat, Aug 29 - Tue, Sep 1
United Airlines Logo
5:30 am - 2:38 pmFNT  Flint Bishop-PWM Portland
9h 08m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl
United Airlines Logo
5:03 pm - 11:51 pmPWM  Portland-FNT Flint Bishop
6h 48m1 stop Chicago O'Hare Intl
$496United Airlines
Sat, Aug 29 - Fri, Sep 4

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American Airlines flights from Flint to Portland, Maine

Our best American Airlines deals on Flint to Portland, Maine flight tickets
American Airlines
Oct 15
FNT5:36 pmFlint Bishop
6h 07m
1 stop
PWM11:43 pmPortland
Oct 23
PWM5:45 pmPortland
6h 10m
1 stop
FNT11:55 pmFlint Bishop
$319
American Airlines
Oct 15
FNT5:36 pmFlint Bishop
6h 07m
1 stop
PWM11:43 pmPortland
Oct 23
PWM6:00 amPortland
11h 06m
2 stops
FNT5:06 pmFlint Bishop
$324
American Airlines
Sep 28
FNT5:32 amFlint Bishop
7h 33m
1 stop
PWM1:05 pmPortland
Oct 7
PWM6:00 amPortland
11h 06m
2 stops
FNT5:06 pmFlint Bishop
$415

United Airlines flights from Flint to Portland, Maine

Our best United Airlines deals on Flint to Portland, Maine flight tickets
United Airlines
Aug 29
FNT5:30 amFlint Bishop
9h 08m
2 stops
PWM2:38 pmPortland
Sep 1
PWM5:03 pmPortland
6h 48m
1 stop
FNT11:51 pmFlint Bishop
$449
United Airlines
Aug 29
FNT5:30 amFlint Bishop
9h 08m
2 stops
PWM2:38 pmPortland
Sep 1
PWM3:45 pmPortland
8h 06m
2 stops
FNT11:51 pmFlint Bishop
$454
United Airlines
Aug 29
FNT5:30 amFlint Bishop
9h 08m
2 stops
PWM2:38 pmPortland
Sep 1
PWM5:03 pmPortland
6h 48m
1 stop
FNT11:51 pmFlint Bishop
$493

momondo Fare Finder

 
Customize your flight search to find flights from Flint to Portland, Maine that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated August 10, 2026.
Use the filters below to find and compare flights from Flint to Portland, Maine that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

FlintPortland

FNT Flint Bishop - PWM Portland

FNTPWM

Flint Bishop

Thu 10/15

5:36 pm-11:43 pm

1 stop6h 07m

Portland

Fri 10/23

5:45 pm-11:55 pm

1 stop6h 10m

$319

FlintPortland

FNT Flint Bishop - PWM Portland

FNTPWM

Flint Bishop

Thu 10/15

5:36 pm-11:43 pm

1 stop6h 07m

Portland

Fri 10/23

6:00 am-5:06 pm

2 stops11h 06m

$324

FlintPortland

FNT Flint Bishop - PWM Portland

FNTPWM

Flint Bishop

Mon 9/28

5:32 am-1:05 pm

1 stop7h 33m

Portland

Wed 10/7

6:00 am-5:06 pm

2 stops11h 06m

$415

FlintPortland

FNT Flint Bishop - PWM Portland

FNTPWM

Flint Bishop

Sun 8/23

5:45 pm-10:48 pm

1 stop5h 03m

Portland

Thu 9/3

3:06 pm-12:53 am

2 stops9h 47m

$430

FlintPortland

FNT Flint Bishop - PWM Portland

FNTPWM

Flint Bishop

Sat 8/29

5:30 am-2:38 pm

2 stops9h 08m

Portland

Tue 9/1

5:03 pm-11:51 pm

1 stop6h 48m

$449

FlintPortland

FNT Flint Bishop - PWM Portland

FNTPWM

Flint Bishop

Sat 8/29

5:30 am-2:38 pm

2 stops9h 08m

Portland

Tue 9/1

3:45 pm-11:51 pm

2 stops8h 06m

$454

FlintPortland

FNT Flint Bishop - PWM Portland

FNTPWM

Flint Bishop

Wed 9/2

5:45 pm-10:48 pm

1 stop5h 03m

Portland

Tue 9/8

5:30 am-5:15 pm

2 stops11h 45m

$455
Quickest round-trip

FlintPortland

FNT Flint Bishop - PWM Portland

FNTPWM

Flint Bishop

Sat 8/29

5:45 pm-10:48 pm

1 stop5h 03m

Portland

Fri 9/4

12:09 pm-5:15 pm

1 stop5h 06m

$490

FlintPortland

FNT Flint Bishop - PWM Portland

FNTPWM

Flint Bishop

Sat 8/29

5:30 am-2:38 pm

2 stops9h 08m

Portland

Tue 9/1

5:03 pm-11:51 pm

1 stop6h 48m

$493

FlintPortland

FNT Flint Bishop - PWM Portland

FNTPWM

Flint Bishop

Sat 8/29

5:30 am-2:38 pm

2 stops9h 08m

Portland

Fri 9/4

5:03 pm-11:51 pm

1 stop6h 48m

$496

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Portland from

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

Can stopping save me money on Flint to Portland, Maine flights?

You could potentially save up to 2% on your flight if you consider stops on a Flint to Portland, Maine flight.

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

5h 13m

Direct flights

None
The fastest flight from Flint to Portland, Maine takes 5h 13m
There are no direct flights from Flint to Portland, Maine. There are no popular flight routes from Flint to Portland, Maine.
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Frequently asked questions about flying from Flint to Portland, Maine

  • How far is Flint Bishop to Portland by plane?

    There are 675.3 mi between Flint Bishop and Portland. 5h 13m 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?

  • 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?

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
United AirlinesPriceFrom $318Free CancellationRating
7.4
10,099 reviews
Search United Airlines flights

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
North Conway
Boothbay Harbor
Jackson
Lewiston
Brunswick
Freeport
Gorham
Auburn
Bartlett
Conway
Windham
Bath
Intervale
Oxford
Georgetown
Falmouth
Tamworth

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.

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