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Cheap flights from Bay City to Portland from $358

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Bay City to Portland departing on 8/30. 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 Bay City to Portland

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
7:00 am - 12:02 pmMBS  Bay City MBS Intl-PWM Portland
5h 02m1 stop Detroit Metropolitan Wayne County
Delta Logo
6:10 am - 3:08 pmPWM  Portland-MBS Bay City MBS Intl
8h 58m2 stops New York LaGuardia Detroit Metropolitan Wayne County
$358Delta
Sun, Aug 30 - Sat, Sep 5
United Airlines Logo
9:00 am - 2:34 pmMBS  Bay City MBS Intl-PWM Portland
5h 34m1 stop Chicago O'Hare Intl
United Airlines Logo
5:03 pm - 11:54 pmPWM  Portland-MBS Bay City MBS Intl
6h 51m1 stop Chicago O'Hare Intl
$415United Airlines
Sun, Aug 30 - Sat, Sep 5
United Airlines Logo
1:34 pm - 11:21 pmMBS  Bay City MBS Intl-PWM Portland
9h 47m2 stops Chicago O'Hare Intl Newark
United Airlines Logo
9:46 am - 8:21 pmPWM  Portland-MBS Bay City MBS Intl
10h 35m2 stops Washington, D.C. Dulles Intl Chicago O'Hare Intl
$454United Airlines
Sat, Nov 14 - Wed, Nov 18
United Airlines Logo
1:34 pm - 11:21 pmMBS  Bay City MBS Intl-PWM Portland
9h 47m2 stops Chicago O'Hare Intl Newark
United Airlines Logo
5:30 am - 12:59 pmPWM  Portland-MBS Bay City MBS Intl
7h 29m2 stops Washington, D.C. Dulles Intl Chicago O'Hare Intl
$499United Airlines
Sat, Nov 14 - Wed, Nov 18
United Airlines Logo
7:03 pm - 5:42 pmMBS  Bay City MBS Intl-PWM Portland
22h 39m1 stop Chicago O'Hare Intl
United Airlines Logo
4:57 pm - 11:54 pmPWM  Portland-MBS Bay City MBS Intl
6h 57m1 stop Chicago O'Hare Intl
$506United Airlines
Fri, Sep 4 - Thu, Sep 10
United Airlines Logo
7:03 pm - 9:23 pmMBS  Bay City MBS Intl-PWM Portland
26h 20m1 stop Chicago O'Hare Intl
United Airlines Logo
5:51 am - 6:06 pmPWM  Portland-MBS Bay City MBS Intl
12h 15m2 stops Washington, D.C. Dulles Intl Chicago O'Hare Intl
$516United Airlines
Fri, Sep 4 - Sun, Sep 6
United Airlines Logo
7:03 pm - 7:18 pmMBS  Bay City MBS Intl-PWM Portland
24h 15m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl
United Airlines Logo
4:57 pm - 11:54 pmPWM  Portland-MBS Bay City MBS Intl
6h 57m1 stop Chicago O'Hare Intl
$516United Airlines
Fri, Sep 4 - Thu, Sep 10
United Airlines Logo
7:03 pm - 7:18 pmMBS  Bay City MBS Intl-PWM Portland
24h 15m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl
United Airlines Logo
5:51 am - 6:06 pmPWM  Portland-MBS Bay City MBS Intl
12h 15m2 stops Washington, D.C. Dulles Intl Chicago O'Hare Intl
$521United Airlines
Fri, Sep 4 - Sun, Sep 6
United Airlines Logo
1:50 pm - 9:27 pmMBS  Bay City MBS Intl-PWM Portland
7h 37m1 stop Chicago O'Hare Intl
United Airlines Logo
9:45 am - 1:00 pmPWM  Portland-MBS Bay City MBS Intl
27h 15m1 stop Chicago O'Hare Intl
$533United Airlines
Tue, Jan 26 - Sat, Jan 30
Delta Logo
3:44 pm - 12:59 amMBS  Bay City MBS Intl-PWM Portland
9h 15m2 stops Detroit Metropolitan Wayne County New York John F Kennedy Intl
Delta Logo
4:47 pm - 10:34 pmPWM  Portland-MBS Bay City MBS Intl
5h 47m1 stop Detroit Metropolitan Wayne County
$854Delta
Fri, Aug 21 - Sun, Aug 23

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Delta flights from Bay City to Portland, Maine

Our best Delta deals on Bay City to Portland, Maine flight tickets
Delta
Aug 30
MBS7:00 amBay City MBS Intl
5h 02m
1 stop
PWM12:02 pmPortland
Sep 5
PWM6:10 amPortland
8h 58m
2 stops
MBS3:08 pmBay City MBS Intl
$358
Delta
Aug 21
MBS3:44 pmBay City MBS Intl
9h 15m
2 stops
PWM12:59 amPortland
Aug 23
PWM4:47 pmPortland
5h 47m
1 stop
MBS10:34 pmBay City MBS Intl
$854
Delta
Aug 29
MBS7:00 amBay City MBS Intl
5h 17m
1 stop
PWM12:17 pmPortland
Aug 29
PWM4:47 pmPortland
5h 47m
1 stop
MBS10:34 pmBay City MBS Intl
$1,058

United Airlines flights from Bay City to Portland, Maine

Our best United Airlines deals on Bay City to Portland, Maine flight tickets
United Airlines
Aug 30
MBS9:00 amBay City MBS Intl
5h 34m
1 stop
PWM2:34 pmPortland
Sep 5
PWM5:03 pmPortland
6h 51m
1 stop
MBS11:54 pmBay City MBS Intl
$415
United Airlines
Nov 14
MBS1:34 pmBay City MBS Intl
9h 47m
2 stops
PWM11:21 pmPortland
Nov 18
PWM9:46 amPortland
10h 35m
2 stops
MBS8:21 pmBay City MBS Intl
$454
United Airlines
Nov 14
MBS1:34 pmBay City MBS Intl
9h 47m
2 stops
PWM11:21 pmPortland
Nov 18
PWM5:30 amPortland
7h 29m
2 stops
MBS12:59 pmBay City MBS Intl
$499

momondo Fare Finder

 
Customize your flight search to find flights from Bay City 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 8, 2026.
Use the filters below to find and compare flights from Bay City to Portland, Maine that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Bay CityPortland

MBS Bay City MBS Intl - PWM Portland

MBSPWM

Bay City MBS Intl

Sun 8/30

7:00 am-12:02 pm

1 stop5h 02m

Portland

Sat 9/5

6:10 am-3:08 pm

2 stops8h 58m

$358
Quickest round-trip

Bay CityPortland

MBS Bay City MBS Intl - PWM Portland

MBSPWM

Bay City MBS Intl

Sun 8/30

9:00 am-2:34 pm

1 stop5h 34m

Portland

Sat 9/5

5:03 pm-11:54 pm

1 stop6h 51m

$415

Bay CityPortland

MBS Bay City MBS Intl - PWM Portland

MBSPWM

Bay City MBS Intl

Sat 11/14

1:34 pm-11:21 pm

2 stops9h 47m

Portland

Wed 11/18

9:46 am-8:21 pm

2 stops10h 35m

$454

Bay CityPortland

MBS Bay City MBS Intl - PWM Portland

MBSPWM

Bay City MBS Intl

Sat 11/14

1:34 pm-11:21 pm

2 stops9h 47m

Portland

Wed 11/18

5:30 am-12:59 pm

2 stops7h 29m

$499

Bay CityPortland

MBS Bay City MBS Intl - PWM Portland

MBSPWM

Bay City MBS Intl

Fri 9/4

7:03 pm-5:42 pm

1 stop22h 39m

Portland

Thu 9/10

4:57 pm-11:54 pm

1 stop6h 57m

$506

Bay CityPortland

MBS Bay City MBS Intl - PWM Portland

MBSPWM

Bay City MBS Intl

Fri 9/4

7:03 pm-9:23 pm

1 stop26h 20m

Portland

Sun 9/6

5:51 am-6:06 pm

2 stops12h 15m

$516

Bay CityPortland

MBS Bay City MBS Intl - PWM Portland

MBSPWM

Bay City MBS Intl

Fri 9/4

7:03 pm-7:18 pm

2 stops24h 15m

Portland

Thu 9/10

4:57 pm-11:54 pm

1 stop6h 57m

$516

Bay CityPortland

MBS Bay City MBS Intl - PWM Portland

MBSPWM

Bay City MBS Intl

Fri 9/4

7:03 pm-7:18 pm

2 stops24h 15m

Portland

Sun 9/6

5:51 am-6:06 pm

2 stops12h 15m

$521

Bay CityPortland

MBS Bay City MBS Intl - PWM Portland

MBSPWM

Bay City MBS Intl

Tue 1/26

1:50 pm-9:27 pm

1 stop7h 37m

Portland

Sat 1/30

9:45 am-1:00 pm

1 stop27h 15m

$533

Bay CityPortland

MBS Bay City MBS Intl - PWM Portland

MBSPWM

Bay City MBS Intl

Fri 8/21

3:44 pm-12:59 am

2 stops9h 15m

Portland

Sun 8/23

4:47 pm-10:34 pm

1 stop5h 47m

$854

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Bay City 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

What is the cheapest airline that flies from Bay City MBS Intl to Portland?

United Airlines is the most popular carrier operating from Bay City MBS Intl to Portland

What airlines fly to Portland, Maine?

Delta, JetBlue and American Airlines are the top three most popular airlines that fly to Portland, Maine from Bay City according to our data. Delta is the first choice among our users, with 43% 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 to book flights from Bay City to Portland, Maine

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

Cheap Bay City to Portland, Maine (MBS to PWM) flight deals and tips

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

Fastest flight time

4h 11m

Direct flights

None
The fastest flight from Bay City to Portland, Maine takes 4h 11m
There are no direct flights from Bay City to Portland, Maine. There are no popular flight routes from Bay City to Portland, Maine.
Search flight deals

Frequently asked questions about flying from Bay City to Portland, Maine

  • How far is Bay City MBS Intl to Portland by plane?

    There are 680.6 mi between Bay City MBS Intl and Portland. A reasonable flight in good conditions will take 4h 11m.

  • When did momondo last update prices for flights from Bay City MBS Intl Airport to Portland Airport?

    Prices for flights from Bay City MBS Intl Airport to Portland Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Bay City MBS Intl Airport to Portland Airport?

  • How old do you have to be to fly from Bay City MBS Intl 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 Bay City MBS Intl 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 Bay City to Portland, Maine?

Best airlines flying from Bay City to Portland, Maine

Compare and see reviews for airlines that fly from Bay City to Portland, Maine with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $248Free CancellationRating
7.8
8,504 reviews
Search Delta flights
United AirlinesPriceFrom $258Free CancellationRating
7.4
10,086 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
Conway
Gorham
Bartlett
Auburn
Windham
Intervale
Bath
Oxford
Georgetown
Falmouth
Tamworth

Why use momondo?

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

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

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

Yes. momondo allows you to filter the results for Bay City to Portland flights to just show those with flexible booking policies.

How can momondo help me find flights from Bay City to Portland?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Portland from Bay City.

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

Of course. momondo tracks the price of Bay City to Portland flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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